Otrp40.rar -

Ensure your pakset (the graphic/data set, like Pak128 or Pak64) is compatible with the OTRP features.

If you're having trouble getting the traffic to use both lanes, would you like tips on how to to trigger the OTRP logic? Paksets - Simutrans

In standard Simutrans, vehicles typically use only one lane even on multi-lane roads. The OTRP patch provides: otrp40.rar

The "40" in the filename typically refers to the release version (v40) of this specific patch set. How to Use the File

This specific patch is often integrated into or used alongside Simutrans-Extended , a version of the game focused on realism and complex mechanics like signaling and frequency-based demand. Ensure your pakset (the graphic/data set, like Pak128

Faster vehicles can pass slower ones (like trucks or buses) on two-lane roads.

To utilize the features in otrp40.rar , you generally need to: Use a tool like WinRAR or 7-Zip . The OTRP patch provides: The "40" in the

Place the executable ( simutrans.exe ) and any included library files into your existing Simutrans installation folder.