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Official Journal of the Japan Wood Research Society

Journal of Wood Science Cover Image

Table 3 Load random variables parameters [17, 27]

From: A determination method of compressive design value of dimensional lumber

Random variables Distribution Nominal AVG Cov (%)
Dead load (D) Normal 1.06 7
Residential occupancy load (R) Extreme-I 0.644 23.3
Official occupancy load (O) Extreme-I 0.524 28.8
Snow load (S) Extreme-I 1.04 22
Wind load (W) Extreme-I 1.00 19
Uncertainty of the load effect (KB) Normal 1.00 5