The realistic_traffic.zip file you have requested: Modifications / -Realistic Traffic- Stream/Popcycle - 7.64kb is not available. Perhaps try browsing all files for the game Grand Theft Auto: San Andreas and upload any files you want to share or are missing. This is the only information we could locate:
Here is a modification that will change the traffic on the roads within GTA San Andreas. Are you tired of going on you highway and not finding any trucks or buses? With this mod, traffic is increased so that more different types of vehicles appear. Different cars will now move from one area to another more realistically( workers->Industral and residents->Business) Just replace 2 simple files.