Realistic US-American emergency vehicles in traffic [1.6.X]

Adapted for version 1.6 ATS and gathered in one fashion:   Separate state Highway Patrol cars (upd. 14/2/17) Authors: Keeper & gabenz88   Ambulance and fire truck traffic v1.1 (upd. 14/3/16) Authors: SCS, Solaris36. The mod adds in traffic in on ambulance and a fire truck with working special signal (flashing lights and sound)   The police on duty Author: Todor Alin. Mod adds to the traffic police car with Constantly included special signal   Test version 1.6.1.7