REACH (FT)
|
BOOM ANGLE (DEG)
|
DYNAMIC LOAD (LBS.)
|
STATIC LOAD (LBS.)
|
10
|
80
|
20100
|
20100
|
15
|
75.5
|
19850
|
20100
|
20
|
70.5
|
16000
|
20100
|
25
|
65.5
|
13350
|
20100
|
30
|
60
|
11350
|
17725
|
35
|
54.5
|
9850
|
15475
|
40
|
48.5
|
8600
|
13600
|
45
|
42
|
7700
|
12250
|
50
|
34
|
6650
|
10675
|
55
|
25
|
5600
|
9100
|
60
|
0
|
2950
|
5125
|
API PEDESTAL REACTIONS
MAXIMUM OTM = 1,600,700 FT. LBS
CORRESPONDING AXIAL FORCE
- 52,650 LBS.
MAXIMUM AXIAL FORCE = 92,250 LBS.
CORRESPONDING OTM =
1,030,300 FT. LBS.
BASIC CRANE WEIGHT = 28,478 LBS.
(REACTIONS @ 3 X DYNAMIC
RATED LOAD)
(OTM - OVER TURNING MOMENT)
IN ACCORDANCE WITH API-2C, VALUES SHOWN ARE ACTUAL HOOK
LOAD
(WEIGHT OF BLOCK AND HOOK EXCLUDED).
LOAD LINE BLOCK WEIGHT IS 1300 LBS.
LOAD LINE (4 PART LINE): 1" 6 X 25 EIPS IWRC; 100,000
LB. BREAKING STRENGTH;
20,000 LB. WORKING STRENGTH.
FAST LINE BLOCK IS 100 LBS.
FAST LINE (1 PART LINE): 9/16" 19 X 7 EIPS IWRC:
25,000 LB. BREAKING STRENGHT:
5000 LB. WORKING STRENGTH.
STATIC LOAD = 1.5 X DYNAMIC LOAD
