The mod is represented signs marking trucks in different categories country codes, speed limit, warning, ecology warning and others.
Signs: 3 / 4 / 5 / 6 / E / E (yellow) / EEV / G / H / H (yellow) / IV / L / S / U / III / V / VI / R (yellow) / TIR / No TIR / T.I.R. / No T.I.R. etc.
E = (Environment) or white letter "U" (Umwelt), denoting vehicle with a Euro-1 engine.
EEV = Enhanced environmentally friendly vehicle (emission category between V and VI) is a term used in the European emission standards for the definition of a "clean vehicle" > 3.5 tonne in the category M2 and M3. The standard lies between the levels of Euro V and Euro VI.
G = denoting Gerauscharm Fahrzeug (ie noiseless/quiet vehicle): German version of the Austrian "L" plate for use only on diesel vehicles meeting German low-noise requirements - similar to those for Austria as above.
L = denoting Larmarm Fahrzeug (ie low noise vehicle): Austrian version of the symbol for quiet diesel vehicle which are:
- small and medium-sized lorries of no more than 150KW producing noise levels no greater than 78dB.
- heavy lorries exceeding 150KW with noise levels no greater than 80dB.
S = (Sicher/safe) denoting a vehicle with a Euro-2 engine and safety features.
3 = denoting a vehicle with a Euro-3 engine and safety features.
4 = denoting a vehicle with a Euro-4 engine and safety features.
5 = denoting a vehicle with a Euro-5 engine and safety features.
6 = denoting a vehicle with a Euro-6 engine and safety features.
A = required in Germany on all vehicles carrying waste.
R (yellow) = The truck has route approval, for ex. heavy transport. (used in Austria).
H (yellow) = The truck has higher gross vehicle weight, for ex. heavy transport. (used in Austria).
E (yellow) = The truck has restricted gross vehicle weight. Tax benefits for it. (used in Austria).
III - VI = European emission standards III-VI for HGVs (> 3.5 tonne)
a = agricultural goods
d = perishable goods
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ADR signs: ADR 22-1951 Argon Refrigerated Liquid, 22-1977 Liquid Nitrogen, 22-2187 Carbon Dioxide Refrigerated Liquid, 23-1965 Liquefied Petroleum Gas LPG, 23-1971 Methane Compressed or Natural Gas Compresed With High Methane Content, 30-1202 Diesel, 30-1223 Kerosene, 30-1267 Crude Oil, 30-1300 Turpentine Substitute, 30-1863 Fuel Aviation Turbine Engine, 30-1999 Tars Liquid Including Road Oils And Cutback Bitumens, 33-1090 Acetone, 33-1203 Gasoline, 33-1219 Isopropanol (Isopropyl Alcohol) etc.
Update for v1.53