Monongahela steam locomotives

Class Wheel
Arr.
Dr.
Dia.
Cylinders
Dia. x Str.
Boiler
Press.
Ad.
Wt.
EW
WO
Grate
Area
Evap.
Surface
Sup.
Surface
Remarks
E3sd 4-4-2 80in 22x26in 205psi 55t 87t 55sq.ft. 2041sq.ft. 412sq.ft. PRR E3s
D4 4-4-0 72in 19x26in 200psi 46t 69t 30sq.ft. 2305sq.ft. none P&LE C-104
D4a 4-4-0 72in 19½x26in 200psi 47t 70t 30sq.ft. 2305sq.ft. none PMcK&Y C-106
H4 2-8-0 50in 20x26in 180psi 61t 68t 26sq.ft. 2135sq.ft. none SP C-22
H5 2-8-0 51in 21x30in 200psi 77t 88t 52sq.ft. 3080sq.ft. none 396 tubes
H5 2-8-0 51in 21x30in 200psi 77t 88t 52sq.ft. 3030sq.ft. none 384 tubes
H5sa 2-8-0 51in 22½x30in 200psi 81t 91t 52sq.ft. 2335sq.ft. 570sq.ft.  
L1 2-8-2 63in 26x30in 200psi 97t 139t 67sq.ft. 4060sq.ft. 880sq.ft. Booster
L2 2-8-2 63in 26x30in 200psi 107t 145t 67sq.ft. 3865sq.ft. 1080sq.ft. Booster
L3 2-8-2 57in 26½x30in 190psi 109t 148t 60sq.ft. 4670sq.ft. 1165sq.ft.  
L3a 2-8-2 57in 26½x30in 190psi 109t 147t 60sq.ft. 4790sq.ft. 1085sq.ft.  

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