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Safe Working Load (kN) for SCP props loaded Concentrically and 1.5o Max. Out-of-Plumb
Recommended safe working loads for props supporting Metriform or similar formwork systems ensuring concentric loading. Also for timber bearers where fork heads are used to ensure concentric loading, but load on prop may be limited by allowable stress in timber.
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| Prop Size |
Height (m) |
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1.25 |
1.5 |
1.75 |
2.0 |
2.25 |
2.5 |
2.75 |
3.0 |
3.25 |
3.5 |
3.75 |
4.0 |
4.25 |
4.5 |
4.75 |
5 |
5.25 |
5.5 |
5.75 |
6 |
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| 0 |
32 |
32 |
21 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
| 1,2,3 |
- |
- |
32 |
32 |
32 |
26 |
23 |
19 |
17 |
15 |
13 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
| 4 |
- |
- |
- |
- |
- |
- |
- |
- |
24 |
19 |
15 |
12 |
11 |
10 |
9 |
- |
- |
- |
- |
- |
| 5 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
18 |
15 |
12 |
11 |
9 |
8 |
7 |
6 |
6 |
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Source: Based on CIRIA Technical Note 79 (1977), (Except for size '0' props).
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