TM 5-3810-231-12
DRAGLINE RATING
OPER.
RAD..
BOOM LENGTH
OPER.
FT.
60 FT.
80 FT.
100 FT.
120 FT.
RAD..
50
20000
FT.
60 FT.
80 FT.
100 FT.
120 FT.
55
20000
35
20000
60
20000
40
20000
65
20000
45
20000
70
18000
50
20000
20000
75
16030
55
20000
20000
20000
80
4850
60
20000
20000
85
13600
65
20000
20000
20000
90
12400
70
20000
18640
18070
95
11450
10900
75
17060
16490
100
10000
80
15490
14920
105
9250
85
14320
13760
110
8500
90
13150
12600
95
11660
100
10720
CLAMSHELL RATINGS SHOWN ALSO APPLY TO MAGNET, GRAPPLE, AND ALL OTHER MATERIAL HANDLING BUCKETS
EXCEPT DRAGLINE, WHICH IS RATED SEPARATELY. FOR CLAMSHELL, DRAGLINE AND MAGNET OPERATIONS THE
WEIGHT OF BUCKET OR MAGNET IS CONSIDERED A PART OF THE LOAD AND THE TOTAL WEIGHT OF BUCKET PLUS
CONTENTS OR MAGNET PLUS LOAD MUST NOT EXCEED THE CORRESPONDING RATINGS SHOWN. MAXIMUM
ALLOWABLE SIZE OF DRAGLINE OR CLAMSHELL BUCKET, CUBIC YARDS.
NUMBER OF PARTS
OF
MAIN
HOIST
1
2
3
4
5
6
7
8
REEVING
MAXIMUM LOAD - LBS
27500
55000
92500
110000
137500
165000
192500
2000
OFFSET ANGLE
MAXIMUM JIB
WEIGHT OF LOAD HANDLING ACCESSORIES
JIB TO BOOM
RATING LBS.
SINGLE SHEAVE HOOK BLOCK
LBS.
UNDER FULL LOAD
20 FT. JIB
30 FT. JIB
FOUR SHEAVE HOOK BLOCK
LBS.
5o
14000
13000
SLINGS
200 LBS. APPROX.
10o
13500
12500
CLAMSHELL OR DRAGLINE
DEPENDS ON SIZE
15o MAX.
13000
12000
BUCKET
AND MAKE
JIB CRANE RATING AT ANY RADIUS FROM CENTER OF ROTATION IS THE SAME AS CRANE RATING SHOWN IN TABLE FOR
MAIN BOOM, WHEN OPERATED AT THAT RADIUS BUT NOT TO EXCEED MAXIMUM JIB RATINGS SHOWN. MAXIMUM JIB
OPERATING RADIUS NOT TO EXCEED LENGTH OF MAIN BOOM ON WHICH IT IS BEING USED.
WHEN BOOM IS EQUIPPED WITH JIB MAIN HOOK RATINGS SHOULD BE REDUCED BY:
1500 LBS FOR 20 FT. JIB
2000 LBS. FOR 30 FT. JIB
BACKSTOPS RECOMMENDED FOR ALL BOOM LENGTHS AT RADII AND BOOM LENGTHS. WHERE NO RATING ARE SHOWN
ON PLACE, OPERATION IS NOT INTENDED OR APPROVED. RATINGS ARE BASED UPON FREELY SUSPENDED LOADS AND
MACHINE STANDING ON FIRM LEVEL UNIFORMLY SUPPORTING SURFACE. SAFE LOADS DEPEND UPON GROUND
CONDITIONS, BOOM LENGTH, RADIUS OF OPERATION, AND PROPER HANDLING, ALL OF WHICH MUST BE TAKEN INTO
ACCOUNT BY THE USER. RATING ARE CONTINGENT UPON MACHINE BEING EQUIPPED WITH PROPER BOOM.
F. LOAD RATING PLATE
MEC 3810-231-12/23 (4)
Figure 23 - Continued.
55
