"388mm" - 1 õppematerjal

“RAUDBETOONKONSTRUKTSIOONID. PROJEKT”

7kN < VSd = 92kN Tul eb rangid panna! Vwd = VSd - VRd1 = 92 - 62.7 = 29.3kN A sw Vwd 29.3 103 = = = 0.26mm2 / mm s 0.9 d1 fywd 0.9 606 204 Valin 2 8 A sw = 101mm2 1 VSd = 92kN < VRd2 = 109kN 5 siis s max = 0.8 d1 = 0.6 606 = 485mm > 300mm A sw 101 s= = = 388mm < s max = 300mm A sw / s 0.26 Valin s=300mm A sw 101 w = = = 0.0013 < w,min = 0.0016 s b w sin 300 250 sin 90° A sw 101 s= = = 253mm w,min b w sin 0.0016 250 sin 90° Võtan s=250mm - VSd = 261kNm = 0. 6 = 90° cot = 0 VRd2 = 0.45 fcd b w d1 (1 + cot ) = = 0.45 0