Interstate Railroad steam locomotives

Class Wheel
Arr.
Dr.
Dia.
Cylinders
Dia. x Str.
Boiler
Press.
Ad.
Wt.
EW
WO
Grate
Area
Evap.
Surface
Sup.
Surface
Remarks
1 2-8-0 50in 21x26in 180psi 58t 66t 33sq.ft. 2005sq.ft. none Baldwin 1905
5 2-8-0 61in 25x32in 205psi 87t 101t 54sq.ft. 2950sq.ft.   Baldwin 1915
9 2-8-0 62in 26x28in 205psi 101t 112t 55sq.ft. 3070sq.ft. 613sq.ft. PRR H10s
10 0-6-0 51in 22x26in 180psi 73t 73t 26sq.ft. 2045sq.ft. none Baldwin 1918
14 2-8-2 62in 27x30in 205psi 109t 145t 70sq.ft. 4041sq.ft. 943sq.ft. PRR L1s
20 2-8-8-2 57in 25/39x32in 240psi 217t 241t 96sq.ft. 6120sq.ft. 1475sq.ft. USRA Heavy
22 2-6-6-2 56in 22/35x32in 225psi 161t 194t 72sq.ft. 4630sq.ft. 970sq.ft. N&W Z1a
25 2-8-0 57in 22x30in 250psi 99t 112t 63sq.ft. 3125sq.ft. 715sq.ft. SR Ks-3

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