广州丫髻沙大桥主拱施工方案的选择

(510030)[],,3::1,,70,350m,76m+360m+76m(1),1,32.4m(),6,,344m,76.45m,6750mm,71.0m,27.296m27.988m,4.5m,3.45m,,,,,360m,76m,,,,,2,:1419994GuangDongGongLuJiaoTong60©1995-2003TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.(1),4000t,,,,,,,(2),,24h70,120m,180m(3),,(4),,3,,70m,204m,204m,,(2):2(1),3,130t,(3)204m,,(4),2000t(5)25000t,,,(6),,(7),,4344m,(3):(1),(2),,7,900t,3,36m,,27m45241999460©1995-2003TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,23m,84m,67,3(3),120m,30m,15000t(4),,,,,5,,,2058t,13865t,(4):4(1),33m1.1m,,,,,(2),2024m,70120t,300t,172m3914m,(3),62.2m,8,,(4),1,21/4L,1/4L1,,12341999460©1995-2003TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.(5)81400kN,(6)2058t,3140t,,24.7,,,117.1117,92.23336,(1),,,,,,,,53m,88m,,,,(2),,,,,,,24h,,,,(3)60m,,,,,,,,,,,(4),,,,73,,19991024,,,,(:1999-11-20)441999460©1995-2003TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.