Chapter 5 Luffing Jib Working Conditions
Main boom 54m Rear weight 160t Vehicle weight 40t 360° Full slewing Main boom elevation angle 85° | ||||||||||
Radians (m) | Jib length(m) | Radians (m) | ||||||||
| 24 | 30 | 36 | 42 | 48 | 54 | 60 | 66 | 72 |
|
16 | 118 |
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| 16 |
18 | 106 | 102 |
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| 18 |
20 | 95.4 | 91.9 | 88.8 | 86.3 |
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| 20 |
22 | 86.8 | 83.6 | 80.7 | 78.4 | 75.7 |
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| 22 |
24 | 79.5 | 76.6 | 73.8 | 71.9 | 69.3 | 67.3 |
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| 24 |
26 | 73.3 | 70.5 | 68 | 66.3 | 63.9 | 62.1 | 59.7 | 58 |
| 26 |
28 | 67.8 | 65.4 | 62.9 | 61.3 | 59 | 57.5 | 55.1 | 53.6 | 51.5 | 28 |
30 | 61.8 | 60.8 | 58.5 | 57 | 54.8 | 53.3 | 51.2 | 49.7 | 47.7 | 30 |
32 |
| 56.3 | 54.6 | 53.2 | 51.1 | 49.7 | 47.6 | 46.2 | 44.3 | 32 |
34 |
| 51.8 | 51.1 | 49.7 | 47.7 | 46.4 | 44.4 | 43.1 | 41.2 | 34 |
36 |
| 47.8 | 47.4 | 46.7 | 44.8 | 43.5 | 41.6 | 40.3 | 38.5 | 36 |
38 |
|
| 44 | 43.9 | 42 | 40.9 | 39 | 37.8 | 36 | 38 |
40 |
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| 40.9 | 40.8 | 39.6 | 38.4 | 36.6 | 35.5 | 33.8 | 40 |
44 |
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| 35.7 | 35 | 34.2 | 32.5 | 31.5 | 29.8 | 44 |
48 |
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| 31.3 | 30.7 | 30.4 | 29 | 28 | 26.4 | 48 |
52 |
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| 27.1 | 26.9 | 26 | 25 | 23.5 | 52 |
56 |
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| 23.9 | 23.1 | 22.5 | 21 | 56 |
60 |
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| 20.5 | 20.2 | 18.8 | 60 |
64 |
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| 18.2 | 17.9 | 16.8 | 64 |
68 |
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| 15.9 | 15.1 | 68 |
72 |
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| 13.4 | 72 |
76 |
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| 11.8 | 76 |
Main boom 60m Rear weight 160t Vehicle weight 40t 360° Full slewing Main boom elevation angle 85° | ||||||||||
Radians (m) | Jib length(m) | Radians (m) | ||||||||
| 24 | 30 | 36 | 42 | 48 | 54 | 60 | 66 | 72 |
|
16 | 114 |
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| 16 |
18 | 101 | 97.9 |
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| 18 |
20 | 91.8 | 88.5 | 85.3 |
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| 20 |
22 | 83.6 | 80.6 | 77.7 | 75.5 | 72.8 |
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| 22 |
24 | 76.6 | 73.8 | 71.1 | 69.3 | 66.7 | 64.8 |
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| 24 |
26 | 70.7 | 68.1 | 65.6 | 63.9 | 61.4 | 59.7 | 57.3 |
|
| 26 |
28 | 65.6 | 63.1 | 60.8 | 59.2 | 56.8 | 55.3 | 53.1 | 51.5 | 49.4 | 28 |
30 | 61.1 | 58.7 | 56.5 | 55 | 52.8 | 51.4 | 49.2 | 47.7 | 45.7 | 30 |
32 |
| 54.8 | 52.7 | 51.3 | 49.2 | 47.9 | 45.8 | 44.4 | 42.4 | 32 |
34 |
| 51.4 | 49.3 | 48 | 46 | 44.7 | 42.7 | 41.4 | 39.5 | 34 |
36 |
| 47.6 | 46.3 | 45 | 43.1 | 41.9 | 40 | 38.8 | 36.9 | 36 |
38 |
|
| 43.6 | 42.4 | 40.6 | 39.4 | 37.5 | 36.3 | 34.6 | 38 |
40 |
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| 40.6 | 39.9 | 38.2 | 37 | 35.2 | 34.1 | 32.4 | 40 |
44 |
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| 35.4 | 34 | 33 | 31.3 | 30.2 | 28.6 | 44 |
48 |
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| 31 | 30.4 | 29.6 | 27.9 | 26.9 | 25.3 | 48 |
52 |
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| 26.9 | 26.6 | 25 | 24 | 22.5 | 52 |
56 |
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| 23.7 | 22.5 | 21.5 | 20.1 | 56 |
60 |
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| 21 | 20.3 | 19.4 | 17.9 | 60 |
64 |
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| 18 | 17.4 | 16 | 64 |
68 |
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| 15.7 | 14.3 | 68 |
72 |
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| 13.9 | 12.8 | 72 |
76 |
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| 11.4 | 76 |
Main boom 30m Rear weight 160t Vehicle weight 40t 360° Full slewing Main boom elevation angle 75° | ||||||||||
Radians(m) | Jib length(m) | Radians (m) | ||||||||
| 24 | 30 | 36 | 42 | 48 | 54 | 60 | 66 | 72 |
|
22 | 88.7 |
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| 22 |
24 | 79 |
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| 24 |
26 | 71 | 70.2 |
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| 26 |
28 | 64.3 | 63.5 | 62.6 |
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| 28 |
30 | 58.7 | 57.9 | 57.1 | 56.7 |
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| 30 |
32 | 53.7 | 53.1 | 52.3 | 51.9 |
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| 32 |
34 | 49.2 | 48.9 | 48.1 | 47.8 | 46.9 |
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| 34 |
36 |
| 45.2 | 44.5 | 44.2 | 43.3 | 42.8 |
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| 36 |
38 |
| 41.9 | 41.3 | 41 | 40.1 | 39.7 | 38.7 |
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| 38 |
40 |
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| 38.4 | 38.1 | 37.3 | 36.8 | 35.8 | 35.3 |
| 40 |
44 |
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| 33.4 | 33.3 | 32.4 | 32 | 31.1 | 30.6 | 29.6 | 44 |
48 |
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| 29.2 | 28.5 | 28.1 | 27.1 | 26.7 | 25.7 | 48 |
52 |
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| 25.1 | 24.8 | 23.9 | 23.4 | 22.5 | 52 |
56 |
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| 22.2 | 22 | 21.1 | 20.6 | 19.7 | 56 |
60 |
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| 19.5 | 18.6 | 18.2 | 17.3 | 60 |
64 |
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| 16.5 | 16.1 | 15.3 | 64 |
68 |
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| 14.6 | 14.3 | 13.4 | 68 |
72 |
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| 12.6 | 11.8 | 72 |
76 |
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| 10.3 | 76 |
80 |
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| 9 | 80 |
Main boom 36m Rear weight 160t Vehicle weight 40t 360° Full slewing Main boom elevation angle 75° | ||||||||||
Radians (m) | Jib length(m) | Radians(m) | ||||||||
| 24 | 30 | 36 | 42 | 48 | 54 | 60 | 66 | 72 |
|
24 | 77.3 |
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| 24 |
26 | 69.5 |
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| 26 |
28 | 63 | 62 |
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| 28 |
30 | 57.4 | 56.6 | 55.6 |
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| 30 |
32 | 52.6 | 51.9 | 50.9 | 50.5 |
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| 32 |
34 | 48.4 | 47.8 | 46.9 | 46.5 | 45.5 |
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| 34 |
36 |
| 44.2 | 43.3 | 43 | 42 |
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| 36 |
38 |
| 40.9 | 40.2 | 39.9 | 38.9 | 38.4 |
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| 38 |
40 |
| 38 | 37.4 | 37.1 | 36.1 | 35.7 | 34.6 |
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| 40 |
44 |
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| 32.5 | 32.3 | 31.4 | 31 | 30 | 29.5 | 28.2 | 44 |
48 |
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| 28.4 | 27.5 | 27.1 | 26.2 | 25.7 | 24.7 | 48 |
52 |
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| 25 | 24.3 | 23.9 | 23 | 22.5 | 21.5 | 52 |
56 |
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| 21.5 | 21.2 | 20.2 | 19.8 | 18.8 | 56 |
60 |
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| 18.8 | 17.9 | 17.4 | 16.5 | 60 |
64 |
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| 16.6 | 15.8 | 15.4 | 14.5 | 64 |
68 |
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| 14 | 13.6 | 12.7 | 68 |
72 |
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| 12 | 11.2 | 72 |
76 |
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| 10.5 | 9.7 | 76 |
80 |
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| 8.4 | 80 |