µ= = = 0.0599 fcd 1000 d12 0.85 13.3 1000 752 = 1 - 1 - 2 µ = 1 - 1 - 2 0.0599 = 0.0618 fcd 1000 d1 0.0618 0.85 13.3 1000 75 A S1 = = = 154mm2 fyd 205 Valin 6 6 A S1 = 170mm2 1000 s= = 167mm 6 s max = 1.5 h1 = 1.5 100 = 150mm s = 167mm > s max = 150mm A S1 226 1 = = = 0.0023 1000 d1 1000 75 Võtan 6 s.150 - Jaotusarmatuur A S3 = A S1 20% = 154 20% = 31mm2 s max = 2.5 h1 = 2.5 100 = 250mm 4 A S3 s max 4 31 250
h 0, 3 etot,min = = = 0, 010m etot = 20mm = 0, 020m (238) 30 30 T¨ahistan e0 = etot = 0, 020m Valin aramtuuriks 412A400. Leian esialgse survetsooni k~orguse: N 773, 8 · 103 x= = = 193mm > c · d1 = 0, 667 · 250 = 167mm (239) 0, 8 · · fcd · b 0, 8 · 1, 0 · 16, 7 · 300 Arvutan abiparameetrid As 226 = = = 0, 0030 (240) b · d1 300 · 250 NEd 773, 8 · 103 n = = = 0, 6178 (241)
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