Steel Buildings in Europe

Title APPENDIX A. Worked Example: Snow load applied on a single-storey building 7 of 8 3 - 42 3.5. Exceptional snow drifts 3.5.1. Roofs abutting and close to taller structures  1 =  2 =  3 = Min(2 h / s k ; 2 b / l s ; 8) where b is the larger of b 1 or b 2 l s = Min(5 h ; b 1 ; 15 m) h = 4,25 m b 1 = 40,00 m b 2 = 10,00 m s k = 0,65 kN/m 2 5 h = 21,25m; l s = 15,00 m; 2 h /s k = 13,08; 2 b / l s = 5,3   1 =  2 =  3 = 5,3 And: s =  3 s k = 3,45 kN/m 2 EN 1991-1-3 Annex B § B.3 15,00 m 3,45 kN/m 2 Figure A.7 Exceptional snow drifted on the lower roof in the case of roofs abutting and close to taller building