Table 3
Safety factor f1 for duty counting (ISO 12482:2014).
| N° | Method of duty recording | f1 |
|---|---|---|
| 1 | Automatic recording system, 4.2 a), or Counters and manual documentation, 4.2 b) | 1,0 |
| 2 | Estimation based upon a special, documented process, 4.2 c) | 1,1 |
| 3 | Estimation based upon documented production of the crane site, 4.2 d) | 1,2 |
| 4 | Estimation based upon undocumented, estimated production of the crane site, 4.2 e) | 1,3 |
| 5 | Crane duty history is unknown, 4.2 f) | 1,5 |
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