The Truck Trailer Manufacturers Association’s Engineering Committee announces the following publications have been updated:
RP-9: Location of Lighting Devices
RP-12:
Trailer Air Brake System Integrity Test
RP-65: Stretch Van Trailers for Over-the-Road Service
TB-77: Cracked or Broken Main Beams on a Platform Trailer
TB-104: Dimensions Affecting Interchange of Van & Platform Double Trailers
TB-124: Pressure Washing Precautions
TTMA publications are available at no cost to members in the Member Core and are available for purchase to non-members in the TTMA online store: https://www.trucktrailer.org/store/.