This is one of T & T portion tractor trailers.
T & T does a varietiy of work in the gas field. This picture shows two T & T Cranes moving a gas compressor.
T & T is also does a large relm of work in the oil field industry. This is a T & T crane setting a electrical control unit.
All three T & T cranes are well versed in the coal mine industry. This a a 400 ton haul truck being lift with all three T & T cranes