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The DOT-117 (TC-117 in Canada) is a type of unpressurized tank car in use on North American railroads. The DOT-117 design was developed in the aftermath of the Lac-Mégantic rail disaster of 2013 in an effort to upgrade the specifications of the then-common DOT-111 and CPC-1232 designs. [ 1 ]
A DOT-111 tank car, specification 111A100W1, constructed by fusion welding carbon steel.This car has a capacity of 30,110 US gallons (113,979 L; 25,071.8 imp gal), a test pressure of 100 psi (690 kPa), a tare weight of 65,000 pounds (29,500 kg) and a load limit of 198,000 pounds (89,800 kg).
1903: Tank-car companies develop construction safety standards. More than 10,000 tank cars are in operation. 1915: A classification system is developed by the tank-car industry to ensure the correct match of car type to product being shipped. Some 50,000 tank cars are in use. 1930: 140,000 tank cars transport some 103 commodities.
M48A2C tank, combat, improved fire control, full-track, 90 mm; M48A2E1 tank, combat, multi-fuel engine, full-track, 90 mm (1959) M48A3 tank, combat, production version of M48A1E2, 90 mm (1960) M48A4 tank, combat, f-t, M60 turret, 105 mm, (M48E3 chassis) (1965) M48C tank, mild steel, 'C' for condemned embossed into right front hull
M1134 anti-tank guided missile vehicle (ATGMV) M1135 nuclear, biological, chemical, reconnaissance vehicle (NBC RV) M113 armored personnel carrier – 6,000 units. [2] [3] M58 Wolf; M113A3 APC; M113 armored medical evacuation vehicle (AMEV) M548A3 cargo carrier; M577A3 medical vehicle; M901A3 improved TOW vehicle (ITV) M1059A3 Lynx smoke ...
In response to growing safety concerns surrounding increasing levels of hazardous tank car shipments, in 2014 Greenbrier introduced the “Tank Car of the Future,” a new generation of tank cars featuring safety enhancements that were adopted by PHMSA as part of a new industry standard, the DOT-117 tank car. [23]
DOT-111 tank car; DOT-117 tank car; L. List of preserved Southern Pacific Railroad rolling stock; Long Island Rail Road rolling stock; M. Metro Transit rolling stock;
The pressure within the tank is 25 psi (170 kPa) or lower [3] [4] with a temperature below 20.27 K (−423.17 °F or −252.87 °C) and a boil-off rate of 0.3% to 0.6% per day [5] The tank is double walled like a vacuum flask with multi-layer insulation, with the valves and fittings enclosed in a cabinet at the lower side or end of the car.