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Delaware & Hudson No 1400, 1401 and 1402
United States | 1924
No. 1400 “Horatio Allen”
No. 1400 “Horatio Allen”
Delaware and Hudson Railroad
Variant140014011402
General
Built192419271930
ManufacturerMontreal Locomotive Works
Axle config2-8-0 (Consolidation) 
Gauge4 ft 8 1/2 in (Standard gauge)
Dimensions and Weights
Wheelbase29 ft
Fixed wheelbase18 ft
Service weight347,228 lbs337,307 lbs354,944 lbs
Adhesive weight297,624 lbs295,860 lbs299,828 lbs
Total weight545,864 lbs641,544 lbs630,521 lbs
Axle load74,406 lbs73,965 lbs74,957 lbs
Water capacity9,000 us gal16,000 us gal14,000 us gal
Fuel capacity33,000 lbs (coal)43,000 lbs (coal)35,000 lbs (coal)
Power
Power sourcesteam
Indicated power3,560 hp (2,655 kW)3,440 hp (2,565 kW)
Estimated power4,500 hp (3,356 kW)
Optimal speed35 mph33 mph40 mph
Starting effort65,088 lbf66,311 lbf71,470 lbf
with start valve78,106 lbf79,573 lbf85,764 lbf
Power Plant
Driver diameter57 in63 in
Boiler pressure350 psi400 psi500 psi
Expansion typecompound
Cylinderstwo, HP: 23 1/2 x 30 in
and LP: 41 x 30 in
two, HP: 22 1/4 x 30 in
and LP: 38 3/8 x 30 in
two, HP: 20 1/2 x 32 in
and LP: 39 1/2 x 32 in
Boiler
Grate area71.5 sq ft82 sq ft
Firebox area1,188 sq ft1,213 sq ft1,122 sq ft
Tube heating area2,011 sq ft1,957 sq ft2,323 sq ft
Evaporative heating area3,199 sq ft3,170 sq ft3,445 sq ft
Superheater area576 sq ft700 sq ft1,044 sq ft
Total heating area3,775 sq ft3,870 sq ft4,489 sq ft
Calculated Values
steam locomotive
freight
intermediate pressure
prototype
last changed: 08 2023
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