Crane Tipping Moment - SWL vs Radius
Safe working load at a given radius for a jib crane with triangular stability limit - SWL × radius = constant overturning moment.
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Formula, assumptions, and limits
| Symbol | Meaning | Unit |
|---|---|---|
| Safe working load | t | |
| Lift radius (jib pin to hook) | m |
Source: DNV-ST-0378
In short
Safe working load at a given radius for a jib crane with triangular stability limit - SWL \u00d7 radius = constant overturning moment.