Snow Load Design: slope factor
warm nonslippery 30deg to warm slippery 65deg
ASCE 7-22 snow load design parameters: ground snow loads (pg) for 50 US cities, exposure factor Ce (Table 7.3-1), thermal factor Ct (Table 7.3-2), importance factor Is (ASCE 7-16 Table 1.5-2), and slope factor Cs (Figure 7.4-1) for warm/cold slippery/non-slippery roofs
| parameter type | location or category | Cs (dimensionless) | roof slope deg (degrees) | roof type |
|---|---|---|---|---|
| slope factor | warm nonslippery 30deg | 1 | 30 | warm nonslippery |
| slope factor | warm nonslippery 50deg | 0.5 | 50 | warm nonslippery |
| slope factor | warm nonslippery 70deg | 0 | 70 | warm nonslippery |
| slope factor | warm slippery 0deg | 1 | 0 | warm slippery |
| slope factor | warm slippery 15deg | 0.857 | 15 | warm slippery |
| slope factor | warm slippery 25deg | 0.714 | 25 | warm slippery |
| slope factor | warm slippery 35deg | 0.571 | 35 | warm slippery |
| slope factor | warm slippery 45deg | 0.429 | 45 | warm slippery |
| slope factor | warm slippery 5deg | 1 | 5 | warm slippery |
| slope factor | warm slippery 65deg | 0.143 | 65 | warm slippery |
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