Figure 1-3. Crane and jib working ranges. ME 3810-201-12/1-4
Height
13 ft 6 in.
(22) Dragline working ranges.
Dragline
Boom length
50 ft
working ranges are illustrated in figure 1-5 and
Boom angle
456
dimensions are listed below.
(23) Shovel working ranges. Shovel working
Radius of boom point sheave
ranges are illustrated in figure 16 and dimensions are
clearance (456 boom angle) -
41 ft
listed below.
Height of boom point sheave
clearance (45boom angle)
42 ft
Digging radius (boom at 46
Casting clearance (approximate)
15 ft
angle)
834 ft
Depth of end or side cut (ap-
Digging radius (boom at 600
proximate)
25 ft
angle)
31 ft
Digging reach (approximate
65 ft
Clearance radius of boom point
Center of rotation to center of
sheave (456 angle)
22 ft
dump (approximate)
40 ft
Clearance radius of boom point
Dumping height
26 ft 6 in.
sheave (60angle)
17 ft
1-8
