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Imperial Russian Railways series Щ
Russia | 1906
1,910 produced
Щ No. 2067 in the Podmoskovnaya depot in Moscow
Щ No. 2067 in the Podmoskovnaya depot in Moscow
thebombokitten
Variantsaturated compoundsuperheated compoundsuperheated simple
General
Built1906-1918
ManufacturerCharkow, Brjansk, Lugansk, Newski, Putilow, Sormowo, Kolomna
Axle config2-8-0 (Consolidation) 
Gauge4 ft 11 13/16 in (Russian broad gauge)
Dimensions and Weights
Length67 ft 10 5/8 in
Length loco38 ft 4 5/8 in
Wheelbase25 ft 7 1/16 in
Total wheelbase58 ft 1 15/16 in
Empty weight152,119 lbs156,969 lbs
Service weight170,417 lbs172,622 lbs
Adhesive weight141,537 lbs142,639 lbs
Axle load35,274 lbs35,715 lbs
Water capacity3,680 us gal5,099 us gal
Fuel capacitycoal
Boiler
Grate area30.1 sq ft
Firebox area163.6 sq ft162.5 sq ft
Tube heating area2,054.8 sq ft1,902 sq ft1,818 sq ft
Evaporative heating area2,218.4 sq ft2,064.5 sq ft1,980.6 sq ft
Superheater area440.2 sq ft635.1 sq ft
Total heating area2,218.4 sq ft2,504.8 sq ft2,615.6 sq ft
Variantsaturated compoundsuperheated compoundsuperheated simple
Power Plant
Driver diameter51.2 in
Boiler pressure203 psi174 psi
Expansion typecompoundsimple
Cylinderstwo, HP: 20 1/16 x 27 9/16 in
and LP: 30 1/8 x 27 9/16 in
two, 23 1/4 x 27 9/16 in
Power
Power sourcesteam
Estimated power939 hp (700 kW)1,140 hp (850 kW)1,100 hp (820 kW)
Optimal speed23 mph28 mph16 mph
Top speed47 mph
Starting effort25,946 lbf42,968 lbf
with start valve31,135 lbf
Calculated Values
steam locomotive
freight
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