EN 1991-1-3

Article

Commentary

1.1(2)

NA may give guidance for the treatment of snow loads for altitudes above 1 500 m.

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1.1(4)

NA may give modifications to shape coefficients (in the Annex B)

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2(3), 2(4)

The National Annex may give the conditions of use of the exceptional snow load

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3.3(1), 3.3(3)

The National Annex may define which design situation to apply for a particular local effect described in Section 6

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4.1(1)

Characteristic snow load on the ground sk

NA data (formulae) supported in SCIA Engineer

 

4.2(1)

Representative values of snow load (ψ0, ψ1, ψ2)

NA data supported in SCIA Engineer

 

4.3(1)

Exceptional snow load on the ground sAd

NA data supported in SCIA Engineer

 

5.2(1), 5.2(4), 5.2(5), 5.2(6)

The load arrangement. It can be modified by National annexes.

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5.2(7)

The exposure coefficient Ce

NA data supported in SCIA Engineer

 

5.2(8)

The thermal coefficient Ct

NA data supported in SCIA Engineer

 

5.3.3(4), 5.3.4(3), 5.3.5(1),

5.3.5(3), 5.3.6(1), 5.3.6(3)

The roof shape coefficient.

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A(1) (through table A1)

Design situations and load arrangements for different locations

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