Lift plan IN020-3: NPR-SP Install new suction press roll
DRAFT CRITICAL LIFT Critical because: 76.4% of chart. Prepared by R. Okafor, Apex Rigging lift planner 2026-09-30
Item weight
63,800 lb
Certified (scale or OEM certificate)
Source: lift_plan
Gross load calc
74,850 lb
item + 6,250 rigging + 4,800 hook block
Source: lift_plan, rigging_gear, lift_crane
Capacity at radius calc
98,000 lb
Mobile crane (250t), 88 ft
Source: lift_chart, lift_crane
% of chart calc
critical over 75%, not allowed over 90%
Source: lift_plan, lift_chart
Sling load per leg calc
31,900 lb
2 of 2 legs carrying at 90°
Source: lift_plan
Load and rigging
| Item | Qty | WLL lb | Weight lb |
|---|---|---|---|
| NPR-SP Install new suction press roll | 1 | 63,800 | |
| SH-01 Bolt-type shackle, 35 t | 2 | 70,000 | 190 |
| SL-06 1-3/4 in wire rope sling, 20 ft, choked on journal | 2 | 56,000 | 660 |
| SP-02 Press roll spreader beam, 60 t, 20 ft | 1 | 120,000 | 5,400 |
| Hook block, Mobile crane (250t) | 1 | 4,800 | |
| Gross load | 74,850 |
Crane, path and people
- Crane
- Mobile crane (250t) (Mobile crane, rated 500,000 lb, inspected 2026-06-23)
- Set-up
- 150 ft main boom, full counterweight · boom 150 ft · radius 88 ft
- Pick
- North laydown cribbing · EL 100
- Set
- Suction press roll bearing housings · EL 120
- Exclusion zone
- Press section and north pad barricaded, roof hatch watch posted, no one under the load path
- Wind limit
- 20 mph
- Lift director
- M. Alvarez, Apex Rigging lift director
- Operator
- D. Reyes, Apex Rigging operator
- Rigger
- K. Brandt, Northfield Millwright rigger
- Signal person
- S. Whitfield, Apex Rigging signal person
- Schedule
- IN020 Install press rolls, suction roll and felt run, 29-Jan-27 to 01-Feb-27
Checks
| WARN | Crane capacity | 74,850 lb gross is 76.4% of 98,000 lb (chart at 90 ft, 150 ft main boom, full counterweight). Limit 90%; over 75% is a critical lift. |
| PASS | Sling angle | 90° from horizontal; under 45° raises sling tension sharply and under 30° is not allowed. |
| PASS | SH-01 shackle | WLL 70,000 lb against 31,900 lb per leg (2 legs carrying at 90°) |
| PASS | SL-06 sling | WLL 56,000 lb against 31,900 lb per leg (2 legs carrying at 90°) |
| PASS | SP-02 spreader or lifting beam | WLL 120,000 lb against 63,800 lb |
| PASS | People named | Lift director, operator, rigger and signal person named. |
| PASS | Exclusion zone | Press section and north pad barricaded, roof hatch watch posted, no one under the load path |
A cross-check for the lift team. The crane manufacturer's chart, the rigging ratings and the qualified lift director's sign-off govern the lift.