Steam Shovels and Steam Shovel Work

by Edward Adolph Hermann

	In the steam shovel pit.		<————On the road up to—————>
			10 miles.		25 miles.		50 miles.		75 miles.
	Loco.	Cars.	Loco.	Cars.	Loco.	Cars.	Loco.	Cars.	Loco.	Cars.
Loose gravel	1	30	1	30	2	60	3	90	4	120
Dry clay	1	22	1	22	2	40	-	-	-	-
Damp stiff
clay	1	18	1	18	2	36	-	-	-	-
Hardpan, cemented gravel, etc., loosened by explosives	1	16	1	16	2	32	-	-	-	-

The length of haul usually ranges from 2 to 15 miles; it seldom exceeds 25 miles for any material except gravel ballast, where hauls of 75 miles are frequent, and sometimes reach 200 miles.

Fig. 82.

Fig. 83.