"177mm" - 1 õppematerjal

“RAUDBETOONKONSTRUKTSIOONID. PROJEKT”

lb,net,25 = = 315mm 1491 lb,min,25 = 0.3 924 = 277mm 10 25 = 250mm Võtan lb,net = 315mm Keskmised avad: a = 1 A s,req = 1018mm2 35  A s,prov = 1219mm2 1 591 1018 lb,net,16 = = 494mm 1219 lb,min,16 = 0.3 591 = 177mm 10 16 = 160mm Võtan lb,net = 494mm a = 1 A s,req = 509mm2 A s,prov = 1018mm2 1 665 509 lb,net,18 = = 333mm 1018 lb,min,18 = 0.3 665 = 200mm 10 18 = 180mm Võtan lb,net = 333mm Vahetod B ja D: a = 1 A s,req = 1742mm2 A s,prov = 2056mm2 1 739 1742 lb,net,20 = = 626mm 2056 lb,min,20 = 0.3 739 = 222mm 10 20 = 200mm Võtan lb,net = 626mm a = 1