Master Truck & Trailer, L.L.C. is a family owned and operated service company, specializing in annual federal cargo inspections in compliance with 49 CFR 180.407. We offer a personalized preventative maintenance program for your equipment, certified welders and technicians, and a commitment to safe and dependable tankers on our highways. Our services include cargo tank repair and inspection, mechanic shop services, ASME welding, parts, and civil construction.