thiết kế sơ bộ cầu treo dây võng

130 Chngă5 THITăKăSăBăCUăTREOăDỂYăVÕNG  bài dây võng, .   Yêu cu -  -  17800 5x4000 15x4000 178005x4000 13660 13660 650 757 20 150 590 25 530150 250 290 20 390 30 177 25 150240 2.40 9.97 2.95 -2.90 -4.40 -33.50 225x2=450 9 cäc BTCT 40x40cm Ldk=30m 4040 40 530 177 30 125 757 400 150 150 125 120x2=240 9 cäc BTCT 40x40cm Ldk=30m 4040 2.40 9.97 -2.90 -4.40 -33.50 GS.TS.Nguyn Vit Trung GVC.ThS.Nguyn Lan KS. Trng Minh Phc 131 5.1.ăMôăhìnhăhóaăktăcu  File > New Model…  KN,m.C  GS.TS.Nguyn Vit Trung GVC.ThS.Nguyn Lan KS. Trng Minh Phc 132  File > Save… GS.TS.Nguyn Vit Trung GVC.ThS.Nguyn Lan KS. Trng Minh Phc 133    GS.TS.Nguyn Vit Trung GVC.ThS.Nguyn Lan KS. Trng Minh Phc 134 Modify/Show System…  GS.TS.Nguyn Vit Trung GVC.ThS.Nguyn Lan KS. Trng Minh Phc 135 5.2.ăKhaiăbáoăcácăloiăvtăliuăvƠămtăct 5.2.1. Khai báo vt liu Define > Material… Add New Material Quick… Quick Material Definition   Modify/Show Material…   GS.TS.Nguyn Vit Trung GVC.ThS.Nguyn Lan KS. Trng Minh Phc 136    Define > Material… Add New Material…  GS.TS.Nguyn Vit Trung GVC.ThS.Nguyn Lan KS. Trng Minh Phc 137  5.2.2. Khai báo mt ct ngang           . Define > Section Properties > Frame Section… GS.TS.Nguyn Vit Trung GVC.ThS.Nguyn Lan KS. Trng Minh Phc 138 Add New Property…  Concrete Circular GS.TS.Nguyn Vit Trung GVC.ThS.Nguyn Lan KS. Trng Minh Phc 139  D280, D300 GS.TS.Nguyn Vit Trung GVC.ThS.Nguyn Lan KS. Trng Minh Phc . 130 Chngă5 THITăKăSăBăCU TREO DỂYăVÕNG  bài  dây võng, .   Yêu