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	<updated>2026-05-14T11:46:32Z</updated>
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	<entry>
		<id>https://newgrf-specs.tt-wiki.net/index.php?title=Standardized_Roadtype_Scheme&amp;diff=4457</id>
		<title>Standardized Roadtype Scheme</title>
		<link rel="alternate" type="text/html" href="https://newgrf-specs.tt-wiki.net/index.php?title=Standardized_Roadtype_Scheme&amp;diff=4457"/>
		<updated>2023-06-10T13:24:45Z</updated>

		<summary type="html">&lt;p&gt;Kruemelchen: /* Terrain / Stability [**X*] */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;=== Surface / Type [X***] ===&lt;br /&gt;
Describes the road surface / rail type and thus the vehicle type.&lt;br /&gt;
&lt;br /&gt;
&#039;&#039;&#039;Roadtype:&#039;&#039;&#039;&lt;br /&gt;
&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
! Recomended vehicle set fallbacks&lt;br /&gt;
|-&lt;br /&gt;
| R&lt;br /&gt;
| Public Road / Rail&lt;br /&gt;
| RI(S)&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| P&lt;br /&gt;
| Passenger-only&lt;br /&gt;
| RPI(S)&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| G&lt;br /&gt;
| Guided busway&lt;br /&gt;
| RPG&lt;br /&gt;
| P then R&lt;br /&gt;
|-&lt;br /&gt;
| I&lt;br /&gt;
| Industrial Site (ISR)&lt;br /&gt;
| I&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Bicycle Lane&lt;br /&gt;
| RB(Z)&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| W&lt;br /&gt;
| Waterway&lt;br /&gt;
| W&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Amphibious on road (hidden)&lt;br /&gt;
| RPI(S)W&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| S&lt;br /&gt;
| Snowy or Iced Track&lt;br /&gt;
| S&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| a&lt;br /&gt;
| Amphibious on snow (hidden)&lt;br /&gt;
| SW&lt;br /&gt;
| S&lt;br /&gt;
|-&lt;br /&gt;
| Z&lt;br /&gt;
| Pedestrian Zone&lt;br /&gt;
| Z&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| E&lt;br /&gt;
| Eyecandy&lt;br /&gt;
| &lt;br /&gt;
|&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
&#039;&#039;&#039;Tramtype:&#039;&#039;&#039;&lt;br /&gt;
&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
! Powered Tramtypes&lt;br /&gt;
! Recomended vehicle set fallbacks&lt;br /&gt;
&lt;br /&gt;
|-&lt;br /&gt;
| R&lt;br /&gt;
| Public Rail&lt;br /&gt;
| RI(M)&lt;br /&gt;
|-&lt;br /&gt;
| P&lt;br /&gt;
| Passenger-only&lt;br /&gt;
| RPI(M)&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| I&lt;br /&gt;
| Industrial Site (ISR)&lt;br /&gt;
| I&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Bicycle Lane&lt;br /&gt;
| (R)B&lt;br /&gt;
| &lt;br /&gt;
|-&lt;br /&gt;
| S&lt;br /&gt;
| Suspended Monorail&lt;br /&gt;
| S&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| M&lt;br /&gt;
| Metro&lt;br /&gt;
| M(RP)&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| O&lt;br /&gt;
| Trackless trams&lt;br /&gt;
| O&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| E&lt;br /&gt;
| Eyecandy&lt;br /&gt;
| &lt;br /&gt;
|&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
It is the vehicle set&#039;s responsibility to implement fallbacks to other appropriate surfaces. It is also up to the author to decide if they want to do it or not.&lt;br /&gt;
&lt;br /&gt;
It is up to the track set to implement all recommended roadtypes in the [[NML:Roadtypes#Roadtype_properties|powered_roadtype_list (NML)]]. The same goes for tramtypes: [[NML:Tramtypes#Tramtype_properties|powered_tramtype_list (NML)]]. It is further advised to implement support for the roadtypes/tramtypes in brackets, if applicable.&lt;br /&gt;
&lt;br /&gt;
Hidden roadtypes for compatibility should be implemented by road sets. It is up to the author to decide if they want to implement it as a hidden roadtype or not.&lt;br /&gt;
&lt;br /&gt;
=== Speed / Feature [*X**] ===&lt;br /&gt;
Any character may be used for roads, but at least one road must have &amp;quot;A&amp;quot;. Vehicles should use &amp;quot;A&amp;quot;.&lt;br /&gt;
&lt;br /&gt;
=== Terrain / Stability [**X*] ===&lt;br /&gt;
Describes the roughness of the road surface / trackbed stability, and thus the vehicle tier.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
|-&lt;br /&gt;
| a&lt;br /&gt;
| Very slow / rough / light&lt;br /&gt;
| aA&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Slow / rough / light&lt;br /&gt;
| aAB&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Regular&lt;br /&gt;
| ABC&lt;br /&gt;
|-&lt;br /&gt;
| C&lt;br /&gt;
| Fast / stable&lt;br /&gt;
| BCc&lt;br /&gt;
|-&lt;br /&gt;
| c&lt;br /&gt;
| Very fast / stable&lt;br /&gt;
| Cc&lt;br /&gt;
|}&lt;br /&gt;
If all classes aren&#039;t defined by the road set, the other ones should be in the [[NML:Roadtypes#Roadtype_properties|alternative_roadtype_list (NML)]]. The same goes for tramtypes: [[NML:Tramtypes#Tramtype_properties|alternative_tramtype_list (NML)]].&lt;br /&gt;
&lt;br /&gt;
Road vehicle sets should not implement fallbacks for terrain / stability.&lt;br /&gt;
&lt;br /&gt;
Classes &amp;quot;a&amp;quot; and &amp;quot;c&amp;quot; are entirely optional for road/tramtype sets and should under no circumstances be used by vehicles.&lt;br /&gt;
&lt;br /&gt;
=== Energy [***X] ===&lt;br /&gt;
Describes the energy source of the track / vehicle.&lt;br /&gt;
&lt;br /&gt;
&#039;&#039;&#039;Generic classes:&#039;&#039;&#039;&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
|-&lt;br /&gt;
| N&lt;br /&gt;
| None&lt;br /&gt;
| None&lt;br /&gt;
|-&lt;br /&gt;
| E&lt;br /&gt;
| Overhead electrified (Catenary)&lt;br /&gt;
| Overhead electrified (Catenary)&lt;br /&gt;
|-&lt;br /&gt;
| G&lt;br /&gt;
| Ground electrified&lt;br /&gt;
| Ground electrified&lt;br /&gt;
|-&lt;br /&gt;
| Z&lt;br /&gt;
| Ground and overhead electrified&lt;br /&gt;
| Ground and overhead electrified&lt;br /&gt;
|}&lt;br /&gt;
&#039;&#039;&#039;Specaliced classes:&#039;&#039;&#039;&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
! Vehicle set fallback&lt;br /&gt;
|-&lt;br /&gt;
| 3&lt;br /&gt;
| n/a&lt;br /&gt;
| Third Rail&lt;br /&gt;
| G&lt;br /&gt;
|-&lt;br /&gt;
| 4&lt;br /&gt;
| n/a&lt;br /&gt;
| Fourth Rail&lt;br /&gt;
| 3 then G&lt;br /&gt;
|-&lt;br /&gt;
| C&lt;br /&gt;
| n/a&lt;br /&gt;
| Cable&lt;br /&gt;
| G&lt;br /&gt;
|}&lt;br /&gt;
A road or track set that only uses specialized types, should map the generic types to the most suitable specialized type in the set.&lt;br /&gt;
&lt;br /&gt;
=== The default labels (ROAD, ELRL)===&lt;br /&gt;
It is up to the road set author to decide what labels should replace these, but it is recommended to choose RABN / RABE.&lt;br /&gt;
&lt;br /&gt;
Vehicle set authors might need to add the default labels as a fallback. If not implemented, their vehicles won&#039;t show up on the default roads and/or tracks.&lt;/div&gt;</summary>
		<author><name>Kruemelchen</name></author>
	</entry>
	<entry>
		<id>https://newgrf-specs.tt-wiki.net/index.php?title=Standardized_Roadtype_Scheme&amp;diff=4456</id>
		<title>Standardized Roadtype Scheme</title>
		<link rel="alternate" type="text/html" href="https://newgrf-specs.tt-wiki.net/index.php?title=Standardized_Roadtype_Scheme&amp;diff=4456"/>
		<updated>2023-06-09T12:15:09Z</updated>

		<summary type="html">&lt;p&gt;Kruemelchen: /* Terrain / Stability [**X*] */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;=== Surface / Type [X***] ===&lt;br /&gt;
Describes the road surface / rail type and thus the vehicle type.&lt;br /&gt;
&lt;br /&gt;
&#039;&#039;&#039;Roadtype:&#039;&#039;&#039;&lt;br /&gt;
&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
! Recomended vehicle set fallbacks&lt;br /&gt;
|-&lt;br /&gt;
| R&lt;br /&gt;
| Public Road / Rail&lt;br /&gt;
| RI(S)&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| P&lt;br /&gt;
| Passenger-only&lt;br /&gt;
| RPI(S)&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| G&lt;br /&gt;
| Guided busway&lt;br /&gt;
| RPG&lt;br /&gt;
| P then R&lt;br /&gt;
|-&lt;br /&gt;
| I&lt;br /&gt;
| Industrial Site (ISR)&lt;br /&gt;
| I&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Bicycle Lane&lt;br /&gt;
| RB(Z)&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| W&lt;br /&gt;
| Waterway&lt;br /&gt;
| W&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Amphibious on road (hidden)&lt;br /&gt;
| RPI(S)W&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| S&lt;br /&gt;
| Snowy or Iced Track&lt;br /&gt;
| S&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| a&lt;br /&gt;
| Amphibious on snow (hidden)&lt;br /&gt;
| SW&lt;br /&gt;
| S&lt;br /&gt;
|-&lt;br /&gt;
| Z&lt;br /&gt;
| Pedestrian Zone&lt;br /&gt;
| Z&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| E&lt;br /&gt;
| Eyecandy&lt;br /&gt;
| &lt;br /&gt;
|&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
&#039;&#039;&#039;Tramtype:&#039;&#039;&#039;&lt;br /&gt;
&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
! Powered Tramtypes&lt;br /&gt;
! Recomended vehicle set fallbacks&lt;br /&gt;
&lt;br /&gt;
|-&lt;br /&gt;
| R&lt;br /&gt;
| Public Rail&lt;br /&gt;
| RI(M)&lt;br /&gt;
|-&lt;br /&gt;
| P&lt;br /&gt;
| Passenger-only&lt;br /&gt;
| RPI(M)&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| I&lt;br /&gt;
| Industrial Site (ISR)&lt;br /&gt;
| I&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Bicycle Lane&lt;br /&gt;
| (R)B&lt;br /&gt;
| &lt;br /&gt;
|-&lt;br /&gt;
| S&lt;br /&gt;
| Suspended Monorail&lt;br /&gt;
| S&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| M&lt;br /&gt;
| Metro&lt;br /&gt;
| M(RP)&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| O&lt;br /&gt;
| Trackless trams&lt;br /&gt;
| O&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| E&lt;br /&gt;
| Eyecandy&lt;br /&gt;
| &lt;br /&gt;
|&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
It is the vehicle set&#039;s responsibility to implement fallbacks to other appropriate surfaces. It is also up to the author to decide if they want to do it or not.&lt;br /&gt;
&lt;br /&gt;
It is up to the track set to implement all recommended roadtypes in the [[NML:Roadtypes#Roadtype_properties|powered_roadtype_list (NML)]]. The same goes for tramtypes: [[NML:Tramtypes#Tramtype_properties|powered_tramtype_list (NML)]]. It is further advised to implement support for the roadtypes/tramtypes in brackets, if applicable.&lt;br /&gt;
&lt;br /&gt;
Hidden roadtypes for compatibility should be implemented by road sets. It is up to the author to decide if they want to implement it as a hidden roadtype or not.&lt;br /&gt;
&lt;br /&gt;
=== Speed / Feature [*X**] ===&lt;br /&gt;
Any character may be used for roads, but at least one road must have &amp;quot;A&amp;quot;. Vehicles should use &amp;quot;A&amp;quot;.&lt;br /&gt;
&lt;br /&gt;
=== Terrain / Stability [**X*] ===&lt;br /&gt;
Describes the roughness of the road surface / trackbed stability, and thus the vehicle tier.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
|-&lt;br /&gt;
| a&lt;br /&gt;
| Very slow / rough&lt;br /&gt;
| &lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Slow / rough&lt;br /&gt;
| aAB&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Regular&lt;br /&gt;
| ABC&lt;br /&gt;
|-&lt;br /&gt;
| C&lt;br /&gt;
| Fast&lt;br /&gt;
| BCc&lt;br /&gt;
|-&lt;br /&gt;
| c&lt;br /&gt;
| Very fast&lt;br /&gt;
| &lt;br /&gt;
|}&lt;br /&gt;
If all classes aren&#039;t defined by the road set, the other ones should be in the [[NML:Roadtypes#Roadtype_properties|alternative_roadtype_list (NML)]]. The same goes for tramtypes: [[NML:Tramtypes#Tramtype_properties|alternative_tramtype_list (NML)]].&lt;br /&gt;
&lt;br /&gt;
Road vehicle sets should not implement fallbacks for terrain / stability.&lt;br /&gt;
&lt;br /&gt;
Classes &amp;quot;a&amp;quot; and &amp;quot;c&amp;quot; are entirely optional for road/tramtype sets and should under no circumstances be used by vehicles.&lt;br /&gt;
&lt;br /&gt;
=== Energy [***X] ===&lt;br /&gt;
Describes the energy source of the track / vehicle.&lt;br /&gt;
&lt;br /&gt;
&#039;&#039;&#039;Generic classes:&#039;&#039;&#039;&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
|-&lt;br /&gt;
| N&lt;br /&gt;
| None&lt;br /&gt;
| None&lt;br /&gt;
|-&lt;br /&gt;
| E&lt;br /&gt;
| Overhead electrified (Catenary)&lt;br /&gt;
| Overhead electrified (Catenary)&lt;br /&gt;
|-&lt;br /&gt;
| G&lt;br /&gt;
| Ground electrified&lt;br /&gt;
| Ground electrified&lt;br /&gt;
|-&lt;br /&gt;
| Z&lt;br /&gt;
| Ground and overhead electrified&lt;br /&gt;
| Ground and overhead electrified&lt;br /&gt;
|}&lt;br /&gt;
&#039;&#039;&#039;Specaliced classes:&#039;&#039;&#039;&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
! Vehicle set fallback&lt;br /&gt;
|-&lt;br /&gt;
| 3&lt;br /&gt;
| n/a&lt;br /&gt;
| Third Rail&lt;br /&gt;
| G&lt;br /&gt;
|-&lt;br /&gt;
| 4&lt;br /&gt;
| n/a&lt;br /&gt;
| Fourth Rail&lt;br /&gt;
| 3 then G&lt;br /&gt;
|-&lt;br /&gt;
| C&lt;br /&gt;
| n/a&lt;br /&gt;
| Cable&lt;br /&gt;
| G&lt;br /&gt;
|}&lt;br /&gt;
A road or track set that only uses specialized types, should map the generic types to the most suitable specialized type in the set.&lt;br /&gt;
&lt;br /&gt;
=== The default labels (ROAD, ELRL)===&lt;br /&gt;
It is up to the road set author to decide what labels should replace these, but it is recommended to choose RABN / RABE.&lt;br /&gt;
&lt;br /&gt;
Vehicle set authors might need to add the default labels as a fallback. If not implemented, their vehicles won&#039;t show up on the default roads and/or tracks.&lt;/div&gt;</summary>
		<author><name>Kruemelchen</name></author>
	</entry>
	<entry>
		<id>https://newgrf-specs.tt-wiki.net/index.php?title=User:Kruemelchen&amp;diff=4430</id>
		<title>User:Kruemelchen</title>
		<link rel="alternate" type="text/html" href="https://newgrf-specs.tt-wiki.net/index.php?title=User:Kruemelchen&amp;diff=4430"/>
		<updated>2023-04-13T09:21:09Z</updated>

		<summary type="html">&lt;p&gt;Kruemelchen: /* Standardized Road/Tram Type Scheme (Proposal version 6) */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;= Krümelchen&#039;s Cookie Crumbs Collection =&lt;br /&gt;
&lt;br /&gt;
== Standardized Road/Tram Type Scheme (Proposal version 3) ==&lt;br /&gt;
&lt;br /&gt;
=== Surface / Type [X***] ===&lt;br /&gt;
Describes the road surface and thus the vehicle type.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
|-&lt;br /&gt;
| R&lt;br /&gt;
| Public Road / Rail&lt;br /&gt;
| RI(S)&lt;br /&gt;
|-&lt;br /&gt;
| I&lt;br /&gt;
| Industrial Site (ISR)&lt;br /&gt;
| I&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Bicycle Lane&lt;br /&gt;
| BZ&lt;br /&gt;
|-&lt;br /&gt;
| W&lt;br /&gt;
| Waterway&lt;br /&gt;
| W&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Amphibious on road (hidden)&lt;br /&gt;
| RI(S)W&lt;br /&gt;
|-&lt;br /&gt;
| S&lt;br /&gt;
| Snowy or Iced Track&lt;br /&gt;
| S&lt;br /&gt;
|-&lt;br /&gt;
| a&lt;br /&gt;
| Amphibious on snow (hidden)&lt;br /&gt;
| SW&lt;br /&gt;
|-&lt;br /&gt;
| Z&lt;br /&gt;
| Pedestrian Zone&lt;br /&gt;
| Z&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
=== Terrain / Stability [*X**] ===&lt;br /&gt;
Describes the roughness of the road surface / trackbed stability, and thus the vehicle tier.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Rough (Dirt)&lt;br /&gt;
| Unsupported (very light rail)&lt;br /&gt;
| AB&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Regular 1 (Cobble Stone)&lt;br /&gt;
| Regular Support 1 (covered railbed)&lt;br /&gt;
| ABC&lt;br /&gt;
|-&lt;br /&gt;
| C&lt;br /&gt;
| Regular 2 (Concrete)&lt;br /&gt;
| Regular Support 2 (non-covered railbed)&lt;br /&gt;
| BCD&lt;br /&gt;
|-&lt;br /&gt;
| D&lt;br /&gt;
| Smooth (Asphalt)&lt;br /&gt;
| High-Speed Rail (special railbed)&lt;br /&gt;
| CD&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
=== Energy [**X*] ===&lt;br /&gt;
Describes the energy source of the road / vehicle.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning&lt;br /&gt;
|-&lt;br /&gt;
| X&lt;br /&gt;
| None (self-sufficient)&lt;br /&gt;
|-&lt;br /&gt;
| E&lt;br /&gt;
| Electrified (catenary)&lt;br /&gt;
|-&lt;br /&gt;
| G&lt;br /&gt;
| Ground Electrified&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
=== Speed / Feature [***X] ===&lt;br /&gt;
Any character may be used for roads. Vehicles follow the following scheme:&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Regular Vehicle&lt;br /&gt;
| No Bus Lanes&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Bus&lt;br /&gt;
| All&lt;br /&gt;
|-&lt;br /&gt;
| S&lt;br /&gt;
| Slow Vehicle&lt;br /&gt;
| No Motorways&lt;br /&gt;
|-&lt;br /&gt;
| T&lt;br /&gt;
| Tourist Vehicle&lt;br /&gt;
| Pedestrian Zones&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
== Standardized Road/Tram Type Scheme (Proposal version 4) ==&lt;br /&gt;
&lt;br /&gt;
=== Surface / Type [X***] ===&lt;br /&gt;
Describes the road surface and thus the vehicle type.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
! Available to Tram&lt;br /&gt;
|-&lt;br /&gt;
| R&lt;br /&gt;
| Public Road / Rail&lt;br /&gt;
| RI(S)&lt;br /&gt;
| yes&lt;br /&gt;
|-&lt;br /&gt;
| P&lt;br /&gt;
| Passenger-only&lt;br /&gt;
| RPI(S)&lt;br /&gt;
| yes&lt;br /&gt;
|-&lt;br /&gt;
| I&lt;br /&gt;
| Industrial Site (ISR)&lt;br /&gt;
| I&lt;br /&gt;
| yes&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Bicycle Lane&lt;br /&gt;
| RBZ&lt;br /&gt;
| yes&lt;br /&gt;
|-&lt;br /&gt;
| W&lt;br /&gt;
| Waterway&lt;br /&gt;
| W&lt;br /&gt;
| no&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Amphibious on road (hidden)&lt;br /&gt;
| RPI(S)W&lt;br /&gt;
| no&lt;br /&gt;
|-&lt;br /&gt;
| S&lt;br /&gt;
| Snowy or Iced Track&lt;br /&gt;
| S&lt;br /&gt;
| no&lt;br /&gt;
|-&lt;br /&gt;
| a&lt;br /&gt;
| Amphibious on snow (hidden)&lt;br /&gt;
| SW&lt;br /&gt;
| no&lt;br /&gt;
|-&lt;br /&gt;
| Z&lt;br /&gt;
| Pedestrian Zone&lt;br /&gt;
| Z&lt;br /&gt;
| no&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
=== Speed / Feature [*X**] ===&lt;br /&gt;
Any character may be used for roads. Vehicles ahould use &amp;quot;A&amp;quot;&lt;br /&gt;
&lt;br /&gt;
=== Terrain / Stability [**X*] ===&lt;br /&gt;
Describes the roughness of the road surface / trackbed stability, and thus the vehicle tier.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Rough (Dirt)&lt;br /&gt;
| Unsupported (very light rail)&lt;br /&gt;
| AB&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Regular&lt;br /&gt;
| Regular Support&lt;br /&gt;
| ABC&lt;br /&gt;
|-&lt;br /&gt;
| C&lt;br /&gt;
| High-speed&lt;br /&gt;
| High-Speed Rail (heavy rail)&lt;br /&gt;
| BC&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
=== Energy [***X] ===&lt;br /&gt;
Describes the energy source of the road / vehicle.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
! Fallback&lt;br /&gt;
|-&lt;br /&gt;
| N&lt;br /&gt;
| None&lt;br /&gt;
| None&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| E&lt;br /&gt;
| Electrified (catenary)&lt;br /&gt;
| Electrified (catenary)&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| G&lt;br /&gt;
| Ground Electrified&lt;br /&gt;
| Ground Electrified&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| 3&lt;br /&gt;
| n/a&lt;br /&gt;
| Third Rail&lt;br /&gt;
| G&lt;br /&gt;
|-&lt;br /&gt;
| C&lt;br /&gt;
| n/a&lt;br /&gt;
| Cable&lt;br /&gt;
|&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
== Standardized Road/Tram Type Scheme (Proposal version 6) ==&lt;br /&gt;
&lt;br /&gt;
=== Surface / Type [X***] ===&lt;br /&gt;
Describes the road surface / rail type and thus the vehicle type.&lt;br /&gt;
&lt;br /&gt;
&#039;&#039;&#039;Roadtype:&#039;&#039;&#039;&lt;br /&gt;
&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
! Recomended vehicle set fallbacks&lt;br /&gt;
|-&lt;br /&gt;
| R&lt;br /&gt;
| Public Road / Rail&lt;br /&gt;
| RI(S)&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| P&lt;br /&gt;
| Passenger-only&lt;br /&gt;
| RPI(S)&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| G&lt;br /&gt;
| Guided busway&lt;br /&gt;
| RPG&lt;br /&gt;
| P then R&lt;br /&gt;
|-&lt;br /&gt;
| I&lt;br /&gt;
| Industrial Site (ISR)&lt;br /&gt;
| I&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Bicycle Lane&lt;br /&gt;
| RB(Z)&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| W&lt;br /&gt;
| Waterway&lt;br /&gt;
| W&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Amphibious on road (hidden)&lt;br /&gt;
| RPI(S)W&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| S&lt;br /&gt;
| Snowy or Iced Track&lt;br /&gt;
| S&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| a&lt;br /&gt;
| Amphibious on snow (hidden)&lt;br /&gt;
| SW&lt;br /&gt;
| S&lt;br /&gt;
|-&lt;br /&gt;
| Z&lt;br /&gt;
| Pedestrian Zone&lt;br /&gt;
| Z&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| E&lt;br /&gt;
| Eyecandy&lt;br /&gt;
| &lt;br /&gt;
|&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
&#039;&#039;&#039;Tramtype:&#039;&#039;&#039;&lt;br /&gt;
&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
! Powered Tramtypes&lt;br /&gt;
! Recomended vehicle set fallbacks&lt;br /&gt;
&lt;br /&gt;
|-&lt;br /&gt;
| R&lt;br /&gt;
| Public Rail&lt;br /&gt;
| RI(M)&lt;br /&gt;
|-&lt;br /&gt;
| P&lt;br /&gt;
| Passenger-only&lt;br /&gt;
| RPI(M)&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| I&lt;br /&gt;
| Industrial Site (ISR)&lt;br /&gt;
| I&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Bicycle Lane&lt;br /&gt;
| (R)B&lt;br /&gt;
| &lt;br /&gt;
|-&lt;br /&gt;
| S&lt;br /&gt;
| Suspended Monorail&lt;br /&gt;
| S&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| M&lt;br /&gt;
| Metro&lt;br /&gt;
| M(RP)&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| O&lt;br /&gt;
| Trackless trams&lt;br /&gt;
| O&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| E&lt;br /&gt;
| Eyecandy&lt;br /&gt;
| &lt;br /&gt;
|&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
It is the vehicle set&#039;s responsibility to implement fallbacks to other appropriate surfaces. It is also up to the author to decide if they want to do it or not.&lt;br /&gt;
&lt;br /&gt;
It is up to the track set to implement all recommended roadtypes in the [[NML:Roadtypes#Roadtype_properties|powered_roadtype_list (NML)]]. The same goes for tramtypes: [[NML:Tramtypes#Tramtype_properties|powered_tramtype_list (NML)]]. It is further advised to implement support for the roadtypes/tramtypes in brackets, if applicable.&lt;br /&gt;
&lt;br /&gt;
Hidden roadtypes for compatibility should be implemented by road sets. It is up to the author to decide if they want to implement it as a hidden roadtype or not.&lt;br /&gt;
&lt;br /&gt;
=== Speed / Feature [*X**] ===&lt;br /&gt;
Any character may be used for roads, but at least one road must have &amp;quot;A&amp;quot;. Vehicles should use &amp;quot;A&amp;quot;.&lt;br /&gt;
&lt;br /&gt;
=== Terrain / Stability [**X*] ===&lt;br /&gt;
Describes the roughness of the road surface / trackbed stability, and thus the vehicle tier.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Rough (Dirt)&lt;br /&gt;
| Unsupported (Very Light Rail)&lt;br /&gt;
| AB&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Regular&lt;br /&gt;
| Regular Support (Light Rail)&lt;br /&gt;
| ABC&lt;br /&gt;
|-&lt;br /&gt;
| C&lt;br /&gt;
| High-speed&lt;br /&gt;
| High-Speed Rail (Heavy Rail)&lt;br /&gt;
| BC&lt;br /&gt;
|}&lt;br /&gt;
If all classes aren&#039;t defined by the road set, the other ones should be in the [[NML:Roadtypes#Roadtype_properties|alternative_roadtype_list (NML)]]. The same goes for tramtypes: [[NML:Tramtypes#Tramtype_properties|alternative_tramtype_list (NML)]].&lt;br /&gt;
&lt;br /&gt;
Road vehicle sets should not implement fallbacks for terrain / stability.&lt;br /&gt;
&lt;br /&gt;
=== Energy [***X] ===&lt;br /&gt;
Describes the energy source of the track / vehicle.&lt;br /&gt;
&lt;br /&gt;
&#039;&#039;&#039;Generic classes:&#039;&#039;&#039;&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
|-&lt;br /&gt;
| N&lt;br /&gt;
| None&lt;br /&gt;
| None&lt;br /&gt;
|-&lt;br /&gt;
| E&lt;br /&gt;
| Electrified (Catenary)&lt;br /&gt;
| Electrified (Catenary)&lt;br /&gt;
|-&lt;br /&gt;
| G&lt;br /&gt;
| Ground Electrified&lt;br /&gt;
| Ground Electrified&lt;br /&gt;
|}&lt;br /&gt;
&#039;&#039;&#039;Specaliced classes:&#039;&#039;&#039;&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
! Vehicle set fallback&lt;br /&gt;
|-&lt;br /&gt;
| 3&lt;br /&gt;
| n/a&lt;br /&gt;
| Third Rail&lt;br /&gt;
| G&lt;br /&gt;
|-&lt;br /&gt;
| C&lt;br /&gt;
| n/a&lt;br /&gt;
| Cable&lt;br /&gt;
| G&lt;br /&gt;
|}&lt;br /&gt;
A track set that only uses specialized types, should map the generic types to the most suitable specialized type in the set.&lt;br /&gt;
&lt;br /&gt;
=== The standard labels (ROAD, ELRL)===&lt;br /&gt;
It is up to the road set author to decide what labels should replace these, but it is recommended to choose RABN / RABE.&lt;br /&gt;
&lt;br /&gt;
Vehicle set authors might need to add the standard labels as a fallback. If not implemented, their vehicles won&#039;t show up on the default roads and/or tracks.&lt;/div&gt;</summary>
		<author><name>Kruemelchen</name></author>
	</entry>
	<entry>
		<id>https://newgrf-specs.tt-wiki.net/index.php?title=User:Kruemelchen&amp;diff=4429</id>
		<title>User:Kruemelchen</title>
		<link rel="alternate" type="text/html" href="https://newgrf-specs.tt-wiki.net/index.php?title=User:Kruemelchen&amp;diff=4429"/>
		<updated>2023-04-13T08:55:02Z</updated>

		<summary type="html">&lt;p&gt;Kruemelchen: /* Standardized Road/Tram Type Scheme (Proposal version 6) */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;= Krümelchen&#039;s Cookie Crumbs Collection =&lt;br /&gt;
&lt;br /&gt;
== Standardized Road/Tram Type Scheme (Proposal version 3) ==&lt;br /&gt;
&lt;br /&gt;
=== Surface / Type [X***] ===&lt;br /&gt;
Describes the road surface and thus the vehicle type.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
|-&lt;br /&gt;
| R&lt;br /&gt;
| Public Road / Rail&lt;br /&gt;
| RI(S)&lt;br /&gt;
|-&lt;br /&gt;
| I&lt;br /&gt;
| Industrial Site (ISR)&lt;br /&gt;
| I&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Bicycle Lane&lt;br /&gt;
| BZ&lt;br /&gt;
|-&lt;br /&gt;
| W&lt;br /&gt;
| Waterway&lt;br /&gt;
| W&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Amphibious on road (hidden)&lt;br /&gt;
| RI(S)W&lt;br /&gt;
|-&lt;br /&gt;
| S&lt;br /&gt;
| Snowy or Iced Track&lt;br /&gt;
| S&lt;br /&gt;
|-&lt;br /&gt;
| a&lt;br /&gt;
| Amphibious on snow (hidden)&lt;br /&gt;
| SW&lt;br /&gt;
|-&lt;br /&gt;
| Z&lt;br /&gt;
| Pedestrian Zone&lt;br /&gt;
| Z&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
=== Terrain / Stability [*X**] ===&lt;br /&gt;
Describes the roughness of the road surface / trackbed stability, and thus the vehicle tier.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Rough (Dirt)&lt;br /&gt;
| Unsupported (very light rail)&lt;br /&gt;
| AB&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Regular 1 (Cobble Stone)&lt;br /&gt;
| Regular Support 1 (covered railbed)&lt;br /&gt;
| ABC&lt;br /&gt;
|-&lt;br /&gt;
| C&lt;br /&gt;
| Regular 2 (Concrete)&lt;br /&gt;
| Regular Support 2 (non-covered railbed)&lt;br /&gt;
| BCD&lt;br /&gt;
|-&lt;br /&gt;
| D&lt;br /&gt;
| Smooth (Asphalt)&lt;br /&gt;
| High-Speed Rail (special railbed)&lt;br /&gt;
| CD&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
=== Energy [**X*] ===&lt;br /&gt;
Describes the energy source of the road / vehicle.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning&lt;br /&gt;
|-&lt;br /&gt;
| X&lt;br /&gt;
| None (self-sufficient)&lt;br /&gt;
|-&lt;br /&gt;
| E&lt;br /&gt;
| Electrified (catenary)&lt;br /&gt;
|-&lt;br /&gt;
| G&lt;br /&gt;
| Ground Electrified&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
=== Speed / Feature [***X] ===&lt;br /&gt;
Any character may be used for roads. Vehicles follow the following scheme:&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Regular Vehicle&lt;br /&gt;
| No Bus Lanes&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Bus&lt;br /&gt;
| All&lt;br /&gt;
|-&lt;br /&gt;
| S&lt;br /&gt;
| Slow Vehicle&lt;br /&gt;
| No Motorways&lt;br /&gt;
|-&lt;br /&gt;
| T&lt;br /&gt;
| Tourist Vehicle&lt;br /&gt;
| Pedestrian Zones&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
== Standardized Road/Tram Type Scheme (Proposal version 4) ==&lt;br /&gt;
&lt;br /&gt;
=== Surface / Type [X***] ===&lt;br /&gt;
Describes the road surface and thus the vehicle type.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
! Available to Tram&lt;br /&gt;
|-&lt;br /&gt;
| R&lt;br /&gt;
| Public Road / Rail&lt;br /&gt;
| RI(S)&lt;br /&gt;
| yes&lt;br /&gt;
|-&lt;br /&gt;
| P&lt;br /&gt;
| Passenger-only&lt;br /&gt;
| RPI(S)&lt;br /&gt;
| yes&lt;br /&gt;
|-&lt;br /&gt;
| I&lt;br /&gt;
| Industrial Site (ISR)&lt;br /&gt;
| I&lt;br /&gt;
| yes&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Bicycle Lane&lt;br /&gt;
| RBZ&lt;br /&gt;
| yes&lt;br /&gt;
|-&lt;br /&gt;
| W&lt;br /&gt;
| Waterway&lt;br /&gt;
| W&lt;br /&gt;
| no&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Amphibious on road (hidden)&lt;br /&gt;
| RPI(S)W&lt;br /&gt;
| no&lt;br /&gt;
|-&lt;br /&gt;
| S&lt;br /&gt;
| Snowy or Iced Track&lt;br /&gt;
| S&lt;br /&gt;
| no&lt;br /&gt;
|-&lt;br /&gt;
| a&lt;br /&gt;
| Amphibious on snow (hidden)&lt;br /&gt;
| SW&lt;br /&gt;
| no&lt;br /&gt;
|-&lt;br /&gt;
| Z&lt;br /&gt;
| Pedestrian Zone&lt;br /&gt;
| Z&lt;br /&gt;
| no&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
=== Speed / Feature [*X**] ===&lt;br /&gt;
Any character may be used for roads. Vehicles ahould use &amp;quot;A&amp;quot;&lt;br /&gt;
&lt;br /&gt;
=== Terrain / Stability [**X*] ===&lt;br /&gt;
Describes the roughness of the road surface / trackbed stability, and thus the vehicle tier.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Rough (Dirt)&lt;br /&gt;
| Unsupported (very light rail)&lt;br /&gt;
| AB&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Regular&lt;br /&gt;
| Regular Support&lt;br /&gt;
| ABC&lt;br /&gt;
|-&lt;br /&gt;
| C&lt;br /&gt;
| High-speed&lt;br /&gt;
| High-Speed Rail (heavy rail)&lt;br /&gt;
| BC&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
=== Energy [***X] ===&lt;br /&gt;
Describes the energy source of the road / vehicle.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
! Fallback&lt;br /&gt;
|-&lt;br /&gt;
| N&lt;br /&gt;
| None&lt;br /&gt;
| None&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| E&lt;br /&gt;
| Electrified (catenary)&lt;br /&gt;
| Electrified (catenary)&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| G&lt;br /&gt;
| Ground Electrified&lt;br /&gt;
| Ground Electrified&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| 3&lt;br /&gt;
| n/a&lt;br /&gt;
| Third Rail&lt;br /&gt;
| G&lt;br /&gt;
|-&lt;br /&gt;
| C&lt;br /&gt;
| n/a&lt;br /&gt;
| Cable&lt;br /&gt;
|&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
== Standardized Road/Tram Type Scheme (Proposal version 6) ==&lt;br /&gt;
&lt;br /&gt;
=== Surface / Type [X***] ===&lt;br /&gt;
Describes the road surface / rail type and thus the vehicle type.&lt;br /&gt;
&lt;br /&gt;
&#039;&#039;&#039;Roadtype:&#039;&#039;&#039;&lt;br /&gt;
&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
! Recomended vehicle set fallbacks&lt;br /&gt;
|-&lt;br /&gt;
| R&lt;br /&gt;
| Public Road / Rail&lt;br /&gt;
| RI(S)&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| P&lt;br /&gt;
| Passenger-only&lt;br /&gt;
| RPI(S)&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| G&lt;br /&gt;
| Guided busway&lt;br /&gt;
| RPG&lt;br /&gt;
| P then R&lt;br /&gt;
|-&lt;br /&gt;
| I&lt;br /&gt;
| Industrial Site (ISR)&lt;br /&gt;
| I&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Bicycle Lane&lt;br /&gt;
| RB(Z)&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| W&lt;br /&gt;
| Waterway&lt;br /&gt;
| W&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Amphibious on road (hidden)&lt;br /&gt;
| RPI(S)W&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| S&lt;br /&gt;
| Snowy or Iced Track&lt;br /&gt;
| S&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| a&lt;br /&gt;
| Amphibious on snow (hidden)&lt;br /&gt;
| SW&lt;br /&gt;
| S&lt;br /&gt;
|-&lt;br /&gt;
| Z&lt;br /&gt;
| Pedestrian Zone&lt;br /&gt;
| Z&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| E&lt;br /&gt;
| Eyecandy&lt;br /&gt;
| &lt;br /&gt;
|&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
&#039;&#039;&#039;Tramtype:&#039;&#039;&#039;&lt;br /&gt;
&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
! Powered Tramtypes&lt;br /&gt;
! Recomended vehicle set fallbacks&lt;br /&gt;
&lt;br /&gt;
|-&lt;br /&gt;
| R&lt;br /&gt;
| Public Rail&lt;br /&gt;
| RI(M)&lt;br /&gt;
|-&lt;br /&gt;
| P&lt;br /&gt;
| Passenger-only&lt;br /&gt;
| RPI(M)&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| I&lt;br /&gt;
| Industrial Site (ISR)&lt;br /&gt;
| I&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Bicycle Lane&lt;br /&gt;
| (R)B&lt;br /&gt;
| &lt;br /&gt;
|-&lt;br /&gt;
| S&lt;br /&gt;
| Suspended Monorail&lt;br /&gt;
| S&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| M&lt;br /&gt;
| Metro&lt;br /&gt;
| M(RP)&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| O&lt;br /&gt;
| Trackless trams&lt;br /&gt;
| O&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| E&lt;br /&gt;
| Eyecandy&lt;br /&gt;
| &lt;br /&gt;
|&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
It is the vehicle set&#039;s responsibility to implement fallbacks to other appropriate surfaces. It is also up to the author to decide if they want to do it or not.&lt;br /&gt;
&lt;br /&gt;
It is up to the track set to implement all recommended roadtypes in the [[NML:Roadtypes#Roadtype_properties|powered_roadtype_list (NML)]]. The same goes for tramtypes: [[NML:Tramtypes#Tramtype_properties|powered_tramtype_list (NML)]]. It is further advised to implement support for the roadtypes/tramtypes in brackets, if applicable.&lt;br /&gt;
&lt;br /&gt;
Hidden roadtypes for compatibility should be implemented by track sets. It is up to the author to decide if they want to implement it as a hidden roadtype or not.&lt;br /&gt;
&lt;br /&gt;
=== Speed / Feature [*X**] ===&lt;br /&gt;
Any character may be used for roads, but at least one road must have &amp;quot;A&amp;quot;. Vehicles should use &amp;quot;A&amp;quot;.&lt;br /&gt;
&lt;br /&gt;
=== Terrain / Stability [**X*] ===&lt;br /&gt;
Describes the roughness of the road surface / trackbed stability, and thus the vehicle tier.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Rough (Dirt)&lt;br /&gt;
| Unsupported (Very Light Rail)&lt;br /&gt;
| AB&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Regular&lt;br /&gt;
| Regular Support (Light Rail)&lt;br /&gt;
| ABC&lt;br /&gt;
|-&lt;br /&gt;
| C&lt;br /&gt;
| High-speed&lt;br /&gt;
| High-Speed Rail (Heavy Rail)&lt;br /&gt;
| BC&lt;br /&gt;
|}&lt;br /&gt;
If all classes aren&#039;t defined by the road set, the other ones should be in the [[NML:Roadtypes#Roadtype_properties|alternative_roadtype_list (NML)]]. The same goes for tramtypes: [[NML:Tramtypes#Tramtype_properties|alternative_tramtype_list (NML)]].&lt;br /&gt;
&lt;br /&gt;
Road vehicle sets should not implement fallbacks for terrain / stability.&lt;br /&gt;
&lt;br /&gt;
=== Energy [***X] ===&lt;br /&gt;
Describes the energy source of the track / vehicle.&lt;br /&gt;
&lt;br /&gt;
&#039;&#039;&#039;Generic classes:&#039;&#039;&#039;&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
|-&lt;br /&gt;
| N&lt;br /&gt;
| None&lt;br /&gt;
| None&lt;br /&gt;
|-&lt;br /&gt;
| E&lt;br /&gt;
| Electrified (Catenary)&lt;br /&gt;
| Electrified (Catenary)&lt;br /&gt;
|-&lt;br /&gt;
| G&lt;br /&gt;
| Ground Electrified&lt;br /&gt;
| Ground Electrified&lt;br /&gt;
|}&lt;br /&gt;
&#039;&#039;&#039;Specaliced classes:&#039;&#039;&#039;&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
! Vehicle set fallback&lt;br /&gt;
|-&lt;br /&gt;
| 3&lt;br /&gt;
| n/a&lt;br /&gt;
| Third Rail&lt;br /&gt;
| G&lt;br /&gt;
|-&lt;br /&gt;
| C&lt;br /&gt;
| n/a&lt;br /&gt;
| Cable&lt;br /&gt;
| G&lt;br /&gt;
|}&lt;br /&gt;
A track set that only uses specialized types, should map the generic types to the most suitable specialized type in the set.&lt;br /&gt;
&lt;br /&gt;
=== The standard labels (ROAD, ELRL)===&lt;br /&gt;
It is up to the road set author to decide what labels should replace these, but it is recommended to choose RABN / RABE.&lt;br /&gt;
&lt;br /&gt;
Vehicle set authors might need to add the standard labels as a fallback. If not implemented, their vehicles won&#039;t show up on the default roads and/or tracks.&lt;/div&gt;</summary>
		<author><name>Kruemelchen</name></author>
	</entry>
	<entry>
		<id>https://newgrf-specs.tt-wiki.net/index.php?title=User:Kruemelchen&amp;diff=4428</id>
		<title>User:Kruemelchen</title>
		<link rel="alternate" type="text/html" href="https://newgrf-specs.tt-wiki.net/index.php?title=User:Kruemelchen&amp;diff=4428"/>
		<updated>2023-04-13T08:49:54Z</updated>

		<summary type="html">&lt;p&gt;Kruemelchen: /* The standard labels (ROAD, ELRD, RAIL, ELRL) */&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;= Krümelchen&#039;s Cookie Crumbs Collection =&lt;br /&gt;
&lt;br /&gt;
== Standardized Road/Tram Type Scheme (Proposal version 3) ==&lt;br /&gt;
&lt;br /&gt;
=== Surface / Type [X***] ===&lt;br /&gt;
Describes the road surface and thus the vehicle type.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
|-&lt;br /&gt;
| R&lt;br /&gt;
| Public Road / Rail&lt;br /&gt;
| RI(S)&lt;br /&gt;
|-&lt;br /&gt;
| I&lt;br /&gt;
| Industrial Site (ISR)&lt;br /&gt;
| I&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Bicycle Lane&lt;br /&gt;
| BZ&lt;br /&gt;
|-&lt;br /&gt;
| W&lt;br /&gt;
| Waterway&lt;br /&gt;
| W&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Amphibious on road (hidden)&lt;br /&gt;
| RI(S)W&lt;br /&gt;
|-&lt;br /&gt;
| S&lt;br /&gt;
| Snowy or Iced Track&lt;br /&gt;
| S&lt;br /&gt;
|-&lt;br /&gt;
| a&lt;br /&gt;
| Amphibious on snow (hidden)&lt;br /&gt;
| SW&lt;br /&gt;
|-&lt;br /&gt;
| Z&lt;br /&gt;
| Pedestrian Zone&lt;br /&gt;
| Z&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
=== Terrain / Stability [*X**] ===&lt;br /&gt;
Describes the roughness of the road surface / trackbed stability, and thus the vehicle tier.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Rough (Dirt)&lt;br /&gt;
| Unsupported (very light rail)&lt;br /&gt;
| AB&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Regular 1 (Cobble Stone)&lt;br /&gt;
| Regular Support 1 (covered railbed)&lt;br /&gt;
| ABC&lt;br /&gt;
|-&lt;br /&gt;
| C&lt;br /&gt;
| Regular 2 (Concrete)&lt;br /&gt;
| Regular Support 2 (non-covered railbed)&lt;br /&gt;
| BCD&lt;br /&gt;
|-&lt;br /&gt;
| D&lt;br /&gt;
| Smooth (Asphalt)&lt;br /&gt;
| High-Speed Rail (special railbed)&lt;br /&gt;
| CD&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
=== Energy [**X*] ===&lt;br /&gt;
Describes the energy source of the road / vehicle.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning&lt;br /&gt;
|-&lt;br /&gt;
| X&lt;br /&gt;
| None (self-sufficient)&lt;br /&gt;
|-&lt;br /&gt;
| E&lt;br /&gt;
| Electrified (catenary)&lt;br /&gt;
|-&lt;br /&gt;
| G&lt;br /&gt;
| Ground Electrified&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
=== Speed / Feature [***X] ===&lt;br /&gt;
Any character may be used for roads. Vehicles follow the following scheme:&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Regular Vehicle&lt;br /&gt;
| No Bus Lanes&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Bus&lt;br /&gt;
| All&lt;br /&gt;
|-&lt;br /&gt;
| S&lt;br /&gt;
| Slow Vehicle&lt;br /&gt;
| No Motorways&lt;br /&gt;
|-&lt;br /&gt;
| T&lt;br /&gt;
| Tourist Vehicle&lt;br /&gt;
| Pedestrian Zones&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
== Standardized Road/Tram Type Scheme (Proposal version 4) ==&lt;br /&gt;
&lt;br /&gt;
=== Surface / Type [X***] ===&lt;br /&gt;
Describes the road surface and thus the vehicle type.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
! Available to Tram&lt;br /&gt;
|-&lt;br /&gt;
| R&lt;br /&gt;
| Public Road / Rail&lt;br /&gt;
| RI(S)&lt;br /&gt;
| yes&lt;br /&gt;
|-&lt;br /&gt;
| P&lt;br /&gt;
| Passenger-only&lt;br /&gt;
| RPI(S)&lt;br /&gt;
| yes&lt;br /&gt;
|-&lt;br /&gt;
| I&lt;br /&gt;
| Industrial Site (ISR)&lt;br /&gt;
| I&lt;br /&gt;
| yes&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Bicycle Lane&lt;br /&gt;
| RBZ&lt;br /&gt;
| yes&lt;br /&gt;
|-&lt;br /&gt;
| W&lt;br /&gt;
| Waterway&lt;br /&gt;
| W&lt;br /&gt;
| no&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Amphibious on road (hidden)&lt;br /&gt;
| RPI(S)W&lt;br /&gt;
| no&lt;br /&gt;
|-&lt;br /&gt;
| S&lt;br /&gt;
| Snowy or Iced Track&lt;br /&gt;
| S&lt;br /&gt;
| no&lt;br /&gt;
|-&lt;br /&gt;
| a&lt;br /&gt;
| Amphibious on snow (hidden)&lt;br /&gt;
| SW&lt;br /&gt;
| no&lt;br /&gt;
|-&lt;br /&gt;
| Z&lt;br /&gt;
| Pedestrian Zone&lt;br /&gt;
| Z&lt;br /&gt;
| no&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
=== Speed / Feature [*X**] ===&lt;br /&gt;
Any character may be used for roads. Vehicles ahould use &amp;quot;A&amp;quot;&lt;br /&gt;
&lt;br /&gt;
=== Terrain / Stability [**X*] ===&lt;br /&gt;
Describes the roughness of the road surface / trackbed stability, and thus the vehicle tier.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Rough (Dirt)&lt;br /&gt;
| Unsupported (very light rail)&lt;br /&gt;
| AB&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Regular&lt;br /&gt;
| Regular Support&lt;br /&gt;
| ABC&lt;br /&gt;
|-&lt;br /&gt;
| C&lt;br /&gt;
| High-speed&lt;br /&gt;
| High-Speed Rail (heavy rail)&lt;br /&gt;
| BC&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
=== Energy [***X] ===&lt;br /&gt;
Describes the energy source of the road / vehicle.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
! Fallback&lt;br /&gt;
|-&lt;br /&gt;
| N&lt;br /&gt;
| None&lt;br /&gt;
| None&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| E&lt;br /&gt;
| Electrified (catenary)&lt;br /&gt;
| Electrified (catenary)&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| G&lt;br /&gt;
| Ground Electrified&lt;br /&gt;
| Ground Electrified&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| 3&lt;br /&gt;
| n/a&lt;br /&gt;
| Third Rail&lt;br /&gt;
| G&lt;br /&gt;
|-&lt;br /&gt;
| C&lt;br /&gt;
| n/a&lt;br /&gt;
| Cable&lt;br /&gt;
|&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
== Standardized Road/Tram Type Scheme (Proposal version 6) ==&lt;br /&gt;
&lt;br /&gt;
=== Surface / Type [X***] ===&lt;br /&gt;
Describes the road surface / rail type and thus the vehicle type.&lt;br /&gt;
&lt;br /&gt;
&#039;&#039;&#039;Roadtype:&#039;&#039;&#039;&lt;br /&gt;
&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
! Recomended vehicle set fallbacks&lt;br /&gt;
|-&lt;br /&gt;
| R&lt;br /&gt;
| Public Road / Rail&lt;br /&gt;
| RI(S)&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| P&lt;br /&gt;
| Passenger-only&lt;br /&gt;
| RPI(S)&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| G&lt;br /&gt;
| Guided busway&lt;br /&gt;
| RPG&lt;br /&gt;
| P then R&lt;br /&gt;
|-&lt;br /&gt;
| I&lt;br /&gt;
| Industrial Site (ISR)&lt;br /&gt;
| I&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Bicycle Lane&lt;br /&gt;
| RB(Z)&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| W&lt;br /&gt;
| Waterway&lt;br /&gt;
| W&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Amphibious on road (hidden)&lt;br /&gt;
| RPI(S)W&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| S&lt;br /&gt;
| Snowy or Iced Track&lt;br /&gt;
| S&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| a&lt;br /&gt;
| Amphibious on snow (hidden)&lt;br /&gt;
| SW&lt;br /&gt;
| S&lt;br /&gt;
|-&lt;br /&gt;
| Z&lt;br /&gt;
| Pedestrian Zone&lt;br /&gt;
| Z&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| E&lt;br /&gt;
| Eyecandy&lt;br /&gt;
| &lt;br /&gt;
|&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
&#039;&#039;&#039;Tramtype:&#039;&#039;&#039;&lt;br /&gt;
&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
! Powered Tramtypes&lt;br /&gt;
! Recomended vehicle set fallbacks&lt;br /&gt;
&lt;br /&gt;
|-&lt;br /&gt;
| R&lt;br /&gt;
| Public Rail&lt;br /&gt;
| RI(M)&lt;br /&gt;
|-&lt;br /&gt;
| P&lt;br /&gt;
| Passenger-only&lt;br /&gt;
| RPI(M)&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| I&lt;br /&gt;
| Industrial Site (ISR)&lt;br /&gt;
| I&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Bicycle Lane&lt;br /&gt;
| (R)B&lt;br /&gt;
| &lt;br /&gt;
|-&lt;br /&gt;
| S&lt;br /&gt;
| Suspended Monorail&lt;br /&gt;
| S&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| M&lt;br /&gt;
| Metro&lt;br /&gt;
| M(RP)&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| O&lt;br /&gt;
| Trackless trams&lt;br /&gt;
| O&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| E&lt;br /&gt;
| Eyecandy&lt;br /&gt;
| &lt;br /&gt;
|&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
It is the vehicle set&#039;s responsibility to implement fallbacks to other appropriate surfaces. It is also up to the author to decide if they want to do it or not.&lt;br /&gt;
&lt;br /&gt;
It is up to the track set to implement all recommended roadtypes in the [[NML:Roadtypes#Roadtype_properties|powered_roadtype_list (NML)]]. The same goes for tramtypes: [[NML:Tramtypes#Tramtype_properties|powered_tramtype_list (NML)]]. It is further advised to implement support for the roadtypes/tramtypes in brackets, if applicable.&lt;br /&gt;
&lt;br /&gt;
=== Speed / Feature [*X**] ===&lt;br /&gt;
Any character may be used for roads, but at least one road must have &amp;quot;A&amp;quot;. Vehicles should use &amp;quot;A&amp;quot;.&lt;br /&gt;
&lt;br /&gt;
=== Terrain / Stability [**X*] ===&lt;br /&gt;
Describes the roughness of the road surface / trackbed stability, and thus the vehicle tier.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Rough (Dirt)&lt;br /&gt;
| Unsupported (Very Light Rail)&lt;br /&gt;
| AB&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Regular&lt;br /&gt;
| Regular Support (Light Rail)&lt;br /&gt;
| ABC&lt;br /&gt;
|-&lt;br /&gt;
| C&lt;br /&gt;
| High-speed&lt;br /&gt;
| High-Speed Rail (Heavy Rail)&lt;br /&gt;
| BC&lt;br /&gt;
|}&lt;br /&gt;
If all classes aren&#039;t defined by the road set, the other ones should be in the [[NML:Roadtypes#Roadtype_properties|alternative_roadtype_list (NML)]]. The same goes for tramtypes: [[NML:Tramtypes#Tramtype_properties|alternative_tramtype_list (NML)]].&lt;br /&gt;
&lt;br /&gt;
Road vehicle sets should not implement fallbacks for terrain / stability.&lt;br /&gt;
&lt;br /&gt;
=== Energy [***X] ===&lt;br /&gt;
Describes the energy source of the track / vehicle.&lt;br /&gt;
&lt;br /&gt;
&#039;&#039;&#039;Generic classes:&#039;&#039;&#039;&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
|-&lt;br /&gt;
| N&lt;br /&gt;
| None&lt;br /&gt;
| None&lt;br /&gt;
|-&lt;br /&gt;
| E&lt;br /&gt;
| Electrified (Catenary)&lt;br /&gt;
| Electrified (Catenary)&lt;br /&gt;
|-&lt;br /&gt;
| G&lt;br /&gt;
| Ground Electrified&lt;br /&gt;
| Ground Electrified&lt;br /&gt;
|}&lt;br /&gt;
&#039;&#039;&#039;Specaliced classes:&#039;&#039;&#039;&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
! Vehicle set fallback&lt;br /&gt;
|-&lt;br /&gt;
| 3&lt;br /&gt;
| n/a&lt;br /&gt;
| Third Rail&lt;br /&gt;
| G&lt;br /&gt;
|-&lt;br /&gt;
| C&lt;br /&gt;
| n/a&lt;br /&gt;
| Cable&lt;br /&gt;
| G&lt;br /&gt;
|}&lt;br /&gt;
A track set that only uses specialized types, should map the generic types to the most suitable specialized type in the set.&lt;br /&gt;
&lt;br /&gt;
=== The standard labels (ROAD, ELRL)===&lt;br /&gt;
It is up to the road set author to decide what labels should replace these, but it is recommended to choose RABN / RABE.&lt;br /&gt;
&lt;br /&gt;
Vehicle set authors might need to add the standard labels as a fallback. If not implemented, their vehicles won&#039;t show up on the default roads and/or tracks.&lt;/div&gt;</summary>
		<author><name>Kruemelchen</name></author>
	</entry>
	<entry>
		<id>https://newgrf-specs.tt-wiki.net/index.php?title=User:Kruemelchen&amp;diff=4427</id>
		<title>User:Kruemelchen</title>
		<link rel="alternate" type="text/html" href="https://newgrf-specs.tt-wiki.net/index.php?title=User:Kruemelchen&amp;diff=4427"/>
		<updated>2023-04-12T16:17:51Z</updated>

		<summary type="html">&lt;p&gt;Kruemelchen: Created page with &amp;quot;= Krümelchen&amp;#039;s Cookie Crumbs Collection =  == Standardized Road/Tram Type Scheme (Proposal version 3) ==  === Surface / Type [X***] === Describes the road surface and thus th...&amp;quot;&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;= Krümelchen&#039;s Cookie Crumbs Collection =&lt;br /&gt;
&lt;br /&gt;
== Standardized Road/Tram Type Scheme (Proposal version 3) ==&lt;br /&gt;
&lt;br /&gt;
=== Surface / Type [X***] ===&lt;br /&gt;
Describes the road surface and thus the vehicle type.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
|-&lt;br /&gt;
| R&lt;br /&gt;
| Public Road / Rail&lt;br /&gt;
| RI(S)&lt;br /&gt;
|-&lt;br /&gt;
| I&lt;br /&gt;
| Industrial Site (ISR)&lt;br /&gt;
| I&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Bicycle Lane&lt;br /&gt;
| BZ&lt;br /&gt;
|-&lt;br /&gt;
| W&lt;br /&gt;
| Waterway&lt;br /&gt;
| W&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Amphibious on road (hidden)&lt;br /&gt;
| RI(S)W&lt;br /&gt;
|-&lt;br /&gt;
| S&lt;br /&gt;
| Snowy or Iced Track&lt;br /&gt;
| S&lt;br /&gt;
|-&lt;br /&gt;
| a&lt;br /&gt;
| Amphibious on snow (hidden)&lt;br /&gt;
| SW&lt;br /&gt;
|-&lt;br /&gt;
| Z&lt;br /&gt;
| Pedestrian Zone&lt;br /&gt;
| Z&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
=== Terrain / Stability [*X**] ===&lt;br /&gt;
Describes the roughness of the road surface / trackbed stability, and thus the vehicle tier.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Rough (Dirt)&lt;br /&gt;
| Unsupported (very light rail)&lt;br /&gt;
| AB&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Regular 1 (Cobble Stone)&lt;br /&gt;
| Regular Support 1 (covered railbed)&lt;br /&gt;
| ABC&lt;br /&gt;
|-&lt;br /&gt;
| C&lt;br /&gt;
| Regular 2 (Concrete)&lt;br /&gt;
| Regular Support 2 (non-covered railbed)&lt;br /&gt;
| BCD&lt;br /&gt;
|-&lt;br /&gt;
| D&lt;br /&gt;
| Smooth (Asphalt)&lt;br /&gt;
| High-Speed Rail (special railbed)&lt;br /&gt;
| CD&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
=== Energy [**X*] ===&lt;br /&gt;
Describes the energy source of the road / vehicle.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning&lt;br /&gt;
|-&lt;br /&gt;
| X&lt;br /&gt;
| None (self-sufficient)&lt;br /&gt;
|-&lt;br /&gt;
| E&lt;br /&gt;
| Electrified (catenary)&lt;br /&gt;
|-&lt;br /&gt;
| G&lt;br /&gt;
| Ground Electrified&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
=== Speed / Feature [***X] ===&lt;br /&gt;
Any character may be used for roads. Vehicles follow the following scheme:&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Regular Vehicle&lt;br /&gt;
| No Bus Lanes&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Bus&lt;br /&gt;
| All&lt;br /&gt;
|-&lt;br /&gt;
| S&lt;br /&gt;
| Slow Vehicle&lt;br /&gt;
| No Motorways&lt;br /&gt;
|-&lt;br /&gt;
| T&lt;br /&gt;
| Tourist Vehicle&lt;br /&gt;
| Pedestrian Zones&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
== Standardized Road/Tram Type Scheme (Proposal version 4) ==&lt;br /&gt;
&lt;br /&gt;
=== Surface / Type [X***] ===&lt;br /&gt;
Describes the road surface and thus the vehicle type.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
! Available to Tram&lt;br /&gt;
|-&lt;br /&gt;
| R&lt;br /&gt;
| Public Road / Rail&lt;br /&gt;
| RI(S)&lt;br /&gt;
| yes&lt;br /&gt;
|-&lt;br /&gt;
| P&lt;br /&gt;
| Passenger-only&lt;br /&gt;
| RPI(S)&lt;br /&gt;
| yes&lt;br /&gt;
|-&lt;br /&gt;
| I&lt;br /&gt;
| Industrial Site (ISR)&lt;br /&gt;
| I&lt;br /&gt;
| yes&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Bicycle Lane&lt;br /&gt;
| RBZ&lt;br /&gt;
| yes&lt;br /&gt;
|-&lt;br /&gt;
| W&lt;br /&gt;
| Waterway&lt;br /&gt;
| W&lt;br /&gt;
| no&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Amphibious on road (hidden)&lt;br /&gt;
| RPI(S)W&lt;br /&gt;
| no&lt;br /&gt;
|-&lt;br /&gt;
| S&lt;br /&gt;
| Snowy or Iced Track&lt;br /&gt;
| S&lt;br /&gt;
| no&lt;br /&gt;
|-&lt;br /&gt;
| a&lt;br /&gt;
| Amphibious on snow (hidden)&lt;br /&gt;
| SW&lt;br /&gt;
| no&lt;br /&gt;
|-&lt;br /&gt;
| Z&lt;br /&gt;
| Pedestrian Zone&lt;br /&gt;
| Z&lt;br /&gt;
| no&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
=== Speed / Feature [*X**] ===&lt;br /&gt;
Any character may be used for roads. Vehicles ahould use &amp;quot;A&amp;quot;&lt;br /&gt;
&lt;br /&gt;
=== Terrain / Stability [**X*] ===&lt;br /&gt;
Describes the roughness of the road surface / trackbed stability, and thus the vehicle tier.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Rough (Dirt)&lt;br /&gt;
| Unsupported (very light rail)&lt;br /&gt;
| AB&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Regular&lt;br /&gt;
| Regular Support&lt;br /&gt;
| ABC&lt;br /&gt;
|-&lt;br /&gt;
| C&lt;br /&gt;
| High-speed&lt;br /&gt;
| High-Speed Rail (heavy rail)&lt;br /&gt;
| BC&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
=== Energy [***X] ===&lt;br /&gt;
Describes the energy source of the road / vehicle.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
! Fallback&lt;br /&gt;
|-&lt;br /&gt;
| N&lt;br /&gt;
| None&lt;br /&gt;
| None&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| E&lt;br /&gt;
| Electrified (catenary)&lt;br /&gt;
| Electrified (catenary)&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| G&lt;br /&gt;
| Ground Electrified&lt;br /&gt;
| Ground Electrified&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| 3&lt;br /&gt;
| n/a&lt;br /&gt;
| Third Rail&lt;br /&gt;
| G&lt;br /&gt;
|-&lt;br /&gt;
| C&lt;br /&gt;
| n/a&lt;br /&gt;
| Cable&lt;br /&gt;
|&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
== Standardized Road/Tram Type Scheme (Proposal version 6) ==&lt;br /&gt;
&lt;br /&gt;
=== Surface / Type [X***] ===&lt;br /&gt;
Describes the road surface / rail type and thus the vehicle type.&lt;br /&gt;
&lt;br /&gt;
&#039;&#039;&#039;Roadtype:&#039;&#039;&#039;&lt;br /&gt;
&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
! Recomended vehicle set fallbacks&lt;br /&gt;
|-&lt;br /&gt;
| R&lt;br /&gt;
| Public Road / Rail&lt;br /&gt;
| RI(S)&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| P&lt;br /&gt;
| Passenger-only&lt;br /&gt;
| RPI(S)&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| G&lt;br /&gt;
| Guided busway&lt;br /&gt;
| RPG&lt;br /&gt;
| P then R&lt;br /&gt;
|-&lt;br /&gt;
| I&lt;br /&gt;
| Industrial Site (ISR)&lt;br /&gt;
| I&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Bicycle Lane&lt;br /&gt;
| RB(Z)&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| W&lt;br /&gt;
| Waterway&lt;br /&gt;
| W&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Amphibious on road (hidden)&lt;br /&gt;
| RPI(S)W&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| S&lt;br /&gt;
| Snowy or Iced Track&lt;br /&gt;
| S&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| a&lt;br /&gt;
| Amphibious on snow (hidden)&lt;br /&gt;
| SW&lt;br /&gt;
| S&lt;br /&gt;
|-&lt;br /&gt;
| Z&lt;br /&gt;
| Pedestrian Zone&lt;br /&gt;
| Z&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| E&lt;br /&gt;
| Eyecandy&lt;br /&gt;
| &lt;br /&gt;
|&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
&#039;&#039;&#039;Tramtype:&#039;&#039;&#039;&lt;br /&gt;
&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
! Powered Tramtypes&lt;br /&gt;
! Recomended vehicle set fallbacks&lt;br /&gt;
&lt;br /&gt;
|-&lt;br /&gt;
| R&lt;br /&gt;
| Public Rail&lt;br /&gt;
| RI(M)&lt;br /&gt;
|-&lt;br /&gt;
| P&lt;br /&gt;
| Passenger-only&lt;br /&gt;
| RPI(M)&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| I&lt;br /&gt;
| Industrial Site (ISR)&lt;br /&gt;
| I&lt;br /&gt;
| R&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Bicycle Lane&lt;br /&gt;
| (R)B&lt;br /&gt;
| &lt;br /&gt;
|-&lt;br /&gt;
| S&lt;br /&gt;
| Suspended Monorail&lt;br /&gt;
| S&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| M&lt;br /&gt;
| Metro&lt;br /&gt;
| M(RP)&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| O&lt;br /&gt;
| Trackless trams&lt;br /&gt;
| O&lt;br /&gt;
|&lt;br /&gt;
|-&lt;br /&gt;
| E&lt;br /&gt;
| Eyecandy&lt;br /&gt;
| &lt;br /&gt;
|&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
It is the vehicle set&#039;s responsibility to implement fallbacks to other appropriate surfaces. It is also up to the author to decide if they want to do it or not.&lt;br /&gt;
&lt;br /&gt;
It is up to the track set to implement all recommended roadtypes in the [[NML:Roadtypes#Roadtype_properties|powered_roadtype_list (NML)]]. The same goes for tramtypes: [[NML:Tramtypes#Tramtype_properties|powered_tramtype_list (NML)]]. It is further advised to implement support for the roadtypes/tramtypes in brackets, if applicable.&lt;br /&gt;
&lt;br /&gt;
=== Speed / Feature [*X**] ===&lt;br /&gt;
Any character may be used for roads, but at least one road must have &amp;quot;A&amp;quot;. Vehicles should use &amp;quot;A&amp;quot;.&lt;br /&gt;
&lt;br /&gt;
=== Terrain / Stability [**X*] ===&lt;br /&gt;
Describes the roughness of the road surface / trackbed stability, and thus the vehicle tier.&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
! Powered Roadtypes&lt;br /&gt;
|-&lt;br /&gt;
| A&lt;br /&gt;
| Rough (Dirt)&lt;br /&gt;
| Unsupported (Very Light Rail)&lt;br /&gt;
| AB&lt;br /&gt;
|-&lt;br /&gt;
| B&lt;br /&gt;
| Regular&lt;br /&gt;
| Regular Support (Light Rail)&lt;br /&gt;
| ABC&lt;br /&gt;
|-&lt;br /&gt;
| C&lt;br /&gt;
| High-speed&lt;br /&gt;
| High-Speed Rail (Heavy Rail)&lt;br /&gt;
| BC&lt;br /&gt;
|}&lt;br /&gt;
If all classes aren&#039;t defined by the road set, the other ones should be in the [[NML:Roadtypes#Roadtype_properties|alternative_roadtype_list (NML)]]. The same goes for tramtypes: [[NML:Tramtypes#Tramtype_properties|alternative_tramtype_list (NML)]].&lt;br /&gt;
&lt;br /&gt;
Road vehicle sets should not implement fallbacks for terrain / stability.&lt;br /&gt;
&lt;br /&gt;
=== Energy [***X] ===&lt;br /&gt;
Describes the energy source of the track / vehicle.&lt;br /&gt;
&lt;br /&gt;
&#039;&#039;&#039;Generic classes:&#039;&#039;&#039;&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
|-&lt;br /&gt;
| N&lt;br /&gt;
| None&lt;br /&gt;
| None&lt;br /&gt;
|-&lt;br /&gt;
| E&lt;br /&gt;
| Electrified (Catenary)&lt;br /&gt;
| Electrified (Catenary)&lt;br /&gt;
|-&lt;br /&gt;
| G&lt;br /&gt;
| Ground Electrified&lt;br /&gt;
| Ground Electrified&lt;br /&gt;
|}&lt;br /&gt;
&#039;&#039;&#039;Specaliced classes:&#039;&#039;&#039;&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot; &lt;br /&gt;
|- style=&amp;quot;font-style:italic;&amp;quot;&lt;br /&gt;
! Letter&lt;br /&gt;
! Meaning (Road)&lt;br /&gt;
! Meaning (Tram)&lt;br /&gt;
! Vehicle set fallback&lt;br /&gt;
|-&lt;br /&gt;
| 3&lt;br /&gt;
| n/a&lt;br /&gt;
| Third Rail&lt;br /&gt;
| G&lt;br /&gt;
|-&lt;br /&gt;
| C&lt;br /&gt;
| n/a&lt;br /&gt;
| Cable&lt;br /&gt;
| G&lt;br /&gt;
|}&lt;br /&gt;
A track set that only uses specialized types, should map the generic types to the most suitable specialized type in the set.&lt;br /&gt;
&lt;br /&gt;
=== The standard labels (ROAD, ELRD, RAIL, ELRL)===&lt;br /&gt;
It is up to the road set author to decide what labels should replace these, but it is recommended to choose RABN / RABE.&lt;br /&gt;
&lt;br /&gt;
Vehicle set authors might need to add the standard labels as a fallback. If not implemented, their vehicles won&#039;t show up on the default roads and/or tracks.&lt;/div&gt;</summary>
		<author><name>Kruemelchen</name></author>
	</entry>
</feed>