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 18.4
(59′1″) (40.5)
20 16.8
(65′7″) (37)
22 15.6 13.5
(72′2″) (34.3) (29.7)
24 14.5 12.5
(78′9″) (31.9) (27.5)
26 13.5 15.0 11.7
(85′4″) (29.7) (33) (25.7)
28 12.6 14.0 10.9
(91′10″) (27.7) (30.8) (24)
30 11.8 13.1 10.2 11.3
(98′5″) (26) (28.8) (22.4) (24.9)
32 11.1 12.2 9.6 10.5
(104′12″) (24.4) (26.8) (21.1) (23.1)
34 10.4 11.4 12.6 8.8 9.9
(111′7″) (22.9) (25.1) (27.7) (19.4) (21.8)
36 9.8 10.8 11.8 8.2 9.2
(118′1″) (21.6) (23.8) (26) (18) (20.2)
38 9.3 10.2 11.1 7.7 8.6 9.6
(124′8″) (20.5) (22.4) (24.4) (16.9) (18.9) (21.1)
40 8.8 9.6 10.5 11.4 7.1 8.0 8.9
(131′3″) (19.4) (21.1) (23.1) (25.1) (15.6) (17.6) (19.6)
42 8.4 9.1 9.9 10.8 6.7 7.4 8.3
(137′10″) (18.5) (20) (21.8) (23.8) (14.7) (16.3) (18.2)
44 7.9 8.6 9.4 10.2 6.2 6.9 7.7 8.6
(144′4″) (17.4)
(18.9) (20.7) (22.4) (13.6) (15.2) (16.9) (18.9)
46 7.5 8.2 8.9 9.6 10.4 5.8 6.5 7.2 8.0
(150′11″) (16.5) (18) (19.6) (21.1) (22.9) (12.7) (14.3) (15.8) (17.6)
48 7.1 7.8 8.4 9.1 9.9 5.4 6.0 6.7 7.4 6.6
(157′6″) (15.6) (17.1) (18.5) (20) (21.8) (11.9) (13.2) (14.7) (16.3) (14.5)
50 6.8 7.3 8.0 8.7 9.3 5.1 5.6 6.3 7.0 6.2
(164′0″) (14.9) (16) (17.6) (19.1) (20.5) (11.2) (12.3) (13.8) (15.4) (13.6)
52 6.5 7.0 7.5 8.2 8.9 9.5 5.2 5.8 6.5 5.9
(170′7″) (14.3) (15.4) (16.5) (18) (19.6) (20.9) (11.4) (12.7) (14.3) (13)
54 6.7 7.2 7.8 8.4 9.0 5.5 6.0 5.6
(177′2″) (14.7) (15.8) (17.1) (18.5) (19.8) (12.1) (13.2) (12.3)
56 6.4 6.9 7.4 8.0 8.6 5.1 5.7 5.3
(183′9″) (14.1) (15.2) (16.3) (17.6) (18.9) (11.2) (12.5) (11.6)
58 6.6 7.1 7.7 8.1 5.3 5.1
(190′3″) (14.5) (15.6) (16.9) (17.8) (11.6) (11.2)
60 6.8 7.2 7.7 5.0 4.8
(196′10″) (14.9) (15.8) (16.9) (11) (10.5)
62 6.5 6.9 7.3 4.6
(203′5″) (14.3) (15.2) (16) (10.1)
64 6.6 6.9 4.4
(209′12″) (14.5) (15.2) (9.7)
66 6.6
(216′6″) (14.5)
68 6.3
(223′1″) (13.8)
70
(229′8″)
72
(236′3″)
Not including boom hook. Counterweight (85.2+5.8)×1000kg/((187.8+12.8)×1000lb) Unit:kg(lb)×1000
52 55
Load Charts of luffing jib Hook for LJ Operating condition
Length of main
boom(m) (ft)
34.5
(113′2″)
Length of luffing
jib(m) (ft)
(170′7″) (180′5″)
4.7: 34/97
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