Boom angle(°)
Radius(m) (ft)
88 83 78 73 68 63 88 83 78 73 68 63
12
(39′4″)
14
(45′11″)
16
(52′6″)
18
(59′1″)
20
(65′7″)
22 11.5 9.4
(72′2″) (25.3) (20.7)
24 10.6 8.7
(78′9″) (23.3) (19.1)
26 9.9 8.1
(85′4″) (21.8) (17.8)
28 9.2 7.4
(91′10″) (20.2) (16.3)
30 8.6 9.6 6.9 7.9
(98′5″) (18.9) (21.1) (15.2) (17.4)
32 8.0 8.9 6.4 7.2
(104′12″) (17.6) (19.6) (14.1) (15.8)
34 7.3 8.4 5.7 6.7
(111′7″) (16) (18.5) (12.5) (14.7)
36 6.6 7.8 5.0 6.2
(118′1″) (14.5) (17.1) (11) (13.6)
38 6.0 7.1 8.2 4.4 5.5 6.6
(124′8″) (13.2) (15.6) (18) (9.7) (12.1) (14.5)
40 5.5 6.4 7.5 3.9 4.8 5.9
(131′3″) (12.1) (14.1) (16.5) (8.5) (10.5) (13)
42 5.0 5.8 6.8 3.3 4.2 5.2
(137′10″) (11) (12.7) (14.9) (7.2) (9.2) (11.4)
44 4.5 5.3 6.0 2.8 3.7 4.3
(144′4″) (9.9) (11.6) (13.2) (6.1) (8.1) (9.4)
46 4.1 4.8 5.6 6.6 2.3 3.2 4.0 5.0
(150′11″) (9) (10.5) (12.3) (14.5) (5) (7) (8.8) (11)
48 3.7 4.4 5.1 6.0 1.9 2.7 3.5 4.4
(157′6″) (8.1) (9.7) (11.2) (13.2) (4.1) (5.9) (7.7) (9.7)
50 3.1 4.0 4.7 5.4 2.2 3.0 3.8
(164′0″) (6.8) (8.8) (10.3) (11.9) (4.8) (6.6) (8.3)
52 3.1 4.2 5.0 2.4 3.3
(170′7″) (6.8) (9.2) (11) (5.2) (7.2)
54 3.8 4.5 2.0 2.8
(177′2″) (8.3) (9.9) (4.4) (6.1)
56 3.3 4.1 2.3
(183′9″) (7.2) (9) (5)
58 3.7 1.9
(190′3″) (8.1) (4.1)
60 3.2
(196′10″) (7)
62
(203′5″)
64
(209′12″)
66
(216′6″)
68
(223′1″)
70
(229′8″)
72
(236′3″)
Length of luffing
jib(m) (ft)
(190′3″) (200′2″)
58 61
Length of main
boom(m) (ft)
37.5
(123′0″)
Not including boom hook. Counterweight (85.2+5.8)×1000kg/((187.8+12.8)×1000lb) Unit:kg(lb)×1000
Load Charts of luffing jib Hook for LJ Operating condition
4.7: 42/97
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