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UP's DDA40X locomotives were the culmination of the company's experiments with extremely powerful locomotives that began with its gas turbine–electric locomotives and DD35s. [4] For manufacturer EMD, the construction of the world's most powerful single frame locomotive was a sign of the company's dominance of the North American diesel ...
Largest steam locomotives owned by Western Pacific. [12] MPXpress MP54AC: GO Transit: 667-682 MotivePower Industries: 2017-2018 Diesel-electric Bo'Bo' 127-132 tonnes (140-145 short tons) [13] 82,900 pounds-force (369 kN) peak, 50,700 pounds-force continuous (225 kN) 5,400 horsepower (3972 kW) Highest power diesel passenger locomotive in North ...
The AC6000CW is a 6,000-horsepower (4,500 kW) diesel electric locomotive built between 1995 and 2001 by GE Transportation. It is among the world's most powerful single-engined diesel locomotives. The locomotive was designed for extremely high horsepower needs, such as pulling heavy coal and ore trains.
Union Pacific 6936 is an EMD DDA40X locomotive built for the Union Pacific Railroad ().Previously a part of UP's heritage fleet, 6936 was for several decades the last remaining operational "Centennial" type, and thus the largest operational diesel-electric locomotive in the world.
They are unique in that they are actually two power units on a single 98-foot-long (30 m) frame, and are noted as being the largest diesel locomotives in the world. The locomotives weighed 542,432 lb (246,043 kg) and utilized two EMD 645E3A V-16 diesel engines, each rated at 3,300 hp (2,500 kW), for a combined rating of 6,600 hp (4,900 kW ...
Their duties were assumed by diesel locomotives and gas turbine-electric locomotives. [23] In 2019, Union Pacific completed the restoration of No. 4014 and placed it in excursion service. [24] [25] The locomotive was sent on a tour in celebration of the 150th anniversary of the completion of the First transcontinental railroad. [26] [27]
Twenty-five Big Boy locomotives, which weigh 1.2 million pounds and are 130 feet long, were completed for Union Pacific in 1941. No. 4014 then drove 1,031,205 miles and was in service for 20 years ...
The world's first diesel-powered locomotive was operated in the summer of 1912 on the same line from Winterthur but was not a commercial success. [16] During test runs in 1913 several problems were found. The outbreak of World War I in 1914 prevented all further trials. The locomotive weight was 95 tonnes and the power was 883 kW (1,184 hp ...