WEIGHT OF ENGINE IN WORKING ORDER.
| On drivers | 57,000 | pounds. | |
| On leading wheels | 9,000 | " | |
| ——— | |||
| Total weight of engine, about | 66,000 | " | |
LOAD.
IN ADDITION TO ENGINE AND TENDER.
| On a | level | 1400 | gross tons. | |
| " | 20 | ft. grade | 655 | " " |
| " | 40 | " | 415 | " " |
| " | 60 | " | 300 | " " |
| " | 80 | " | 230 | " " |
| " | 100 | " | 180 | " " |
DIVISION III.
FREIGHT OR PUSHING ENGINES—"MOGUL" PATTERN.
CLASS 25½ D.
GENERAL DESIGN ILLUSTRATED BY PRINT ON PAGE [74].
CYLINDERS.
- Diameter of cylinders 17 inches.
- Length of stroke 22 or 24 inches.
DRIVING-WHEELS.
REAR AND FRONT PAIRS WITH FLANGED TIRES 5½ INCHES WIDE. MAIN PAIR WITH PLAIN TIRES 6 INCHES WIDE.
- Diameter of drivers 48 to 54 inches.