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5. External factors
5.1 Snow
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Exceptional falls
In principle, the NV 65 and N 84 rules cover all regions of France for even the most exceptional snowfalls (extreme snow) likely to occur. However, precipitation can sometimes exceed the forecast values.
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Accumulation
The phenomenon of snow accumulation poses a delicate problem for the designer. Regulations provide guidance on possible accumulations, but cannot anticipate every possible case. Estimates of specific loads may, in some cases, be necessary.
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External factors
Standardization
- Produits laminés à chaud en aciers de construction non alliés. Conditions techniques de livraison. (= A 35-501). - [1] NF EN 10025 - 10-90
- Règles CM. Règles de calcul des constructions en acier. - [2] DTU P 22-701 - 12-66
- Règles de calcul des constructions en acier. Additif 1980. - [3] CTICM - 1981
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