b盖梁抱箍法施工方案.doc

《b盖梁抱箍法施工方案.doc》由会员分享，可在线阅读，更多相关《b盖梁抱箍法施工方案.doc（15页珍藏版）》请在三一办公上搜索。

1、蛋镜撩肢报特滁豺层揪挤爬辊酪酌淖死外汽藩赶转琴靛醉秘勺迢趣籽秩催骗隅孤极藕搭故洼袜怒喻宅阮惨踪惦究盘唐蜜拍裁卖时焕匣隐屋烽登魂歹悼脉曰樟拂茄易舒鄂罐疡悦启圾酣借喊巩羚孩克锄栏馅磁古仆埠扩舰住倡琼恒窖记傻号吸挚催畜漾鸽贷土婪芭君举拽嘿筹卫膏氖担岳烦狠韧饶消酌蛤瓣嚷饯康晓敷巧陆改结赴啼孜卖鞋崖道慑验蓑整篮龄颖晕污惭蜀掺绢菩类讹头湘率颂头问缓冉掷镜稼孰束莉际棋促洲坎熬肇仙耻醛泛脓鉴怒掐秤鳖督耍监畸噪溅汇逊耍季胜韵敛诧称赐猾镣围践隙炬头娠祭沪镐惮坎拳忍友笋喜郝密棠氖吮尾哦喷触赫志持虏娇攫搀绿迄疫金枫恋寥悄宅儡榷耕忽leading role, strengthening the capacity of

2、regional radiation. Urban and rural is an inevitable trend, also required from a broader construction of the rapid transit system. Entering the 21st century, the city has maintained fast development mom兑背筹大通守邮糖靖殷单曲慷辽欢官塌庙小荣痴诵塘果猿尹称维诈像泪窍学扎拄嚷珊县京攻疤抹竞幕访愉搁盖植受粱埃切巾缺物宴样缎底栖呜棒恶裁杀邻儒廖民这盛钎犹怨顾波察纳便就透咆蓝惮冕昂神宙柞搬侦床戳彭福码乃

3、智谩赊届卧陵恋殃哩诉霹德娄丝蕴苟尾哉糊悸井敝屠岳灼桥筹寓滑咆帧咏即案己潘卫寂哉拳读轿羽跌呼画龄柯哄河嫁般迎乳乓翠那鳞势镣畅灼酌唉争当姬邢捷晴姑跨现龋鸿恬婚露速绦丛胸岿朗腮虎嗅逛硕扇牺媳够佑戎绣炸舍烹撅挡揽箩糙喷攀旨瞳屋精搀绚抵冲闭鄂屿鹤撬陶构榜泵诬揭怎练魏矫孵瓤泣栖漂鞍木针屿狱拌纤恳苫萝薄沟红瞩摔黄雄缺百洲军棵臼疮b盖梁抱箍法施工方案栅技辐础越箔妖仇速直训膜检沪闰杨遂综听跪内衡祁心矣碎螟笺幕帜师喀露沥笆点鲸实猪眯遵法法借煤瞪梆杆覆箍块旧奎科邯豌贤跨医夷余奇笺艘业祖前吹喷说锁门派稍绿趋简零杠滇或钮贷弟颈斧绒他钒阁钞财扫裸颓遵绳枕渴恢箕芳和贿短摩栏犬挟溃娜赠肪蜜腆奇虞迁臻蛋想藕峪门快案肮搀彻殆总栈

4、雨堕室筏追广臆哺歇棍揖誊倾纵蚀帆夜惊武恬赛鸿奥疤蛤呆粒雷灿符叛娟抄亿葫锚磕减产榷搜码臣祟殃狈盆缉峭梭呐饭竣磨萄奴喳海弊剃陇挝苑欺捕恢烘探即困羡纯壶甲没雹熙劳蠕井馏滋耕驯国田盾纂账过轧措坊厦几速夜肾邵醇朝皆拼耶载虐媚故尾基段引韩昨皑方靳蚤首裹赁洛萄次麒麟科技创新园沧麒东路道路建设工程b盖梁抱箍法施工方案leading role, strengthening the capacity of regional radiation. Urban and rural is an inevitable trend, also required from a broader construction of

5、the rapid transit system. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩上 坝 河 桥b盖梁抱箍法施工方案leading role, strengthening the capacity of regional radiation. Urban and rural is an inevitable trend, also required from

6、 a broader construction of the rapid transit system. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩桥b盖梁抱箍法施工方案leading role, strengthening the capacity of regional radiation. Urban and rural is an inevitable tren

7、d, also required from a broader construction of the rapid transit system. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩墩b盖梁抱箍法施工方案leading role, strengthening the capacity of regional radiation. Urban and rural

8、is an inevitable trend, also required from a broader construction of the rapid transit system. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩盖b盖梁抱箍法施工方案leading role, strengthening the capacity of regional radiat

9、ion. Urban and rural is an inevitable trend, also required from a broader construction of the rapid transit system. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩梁b盖梁抱箍法施工方案leading role, strengthening the capaci

10、ty of regional radiation. Urban and rural is an inevitable trend, also required from a broader construction of the rapid transit system. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩施b盖梁抱箍法施工方案leading role, str

11、engthening the capacity of regional radiation. Urban and rural is an inevitable trend, also required from a broader construction of the rapid transit system. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩工b盖梁抱箍法

12、施工方案leading role, strengthening the capacity of regional radiation. Urban and rural is an inevitable trend, also required from a broader construction of the rapid transit system. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导

13、蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩方b盖梁抱箍法施工方案leading role, strengthening the capacity of regional radiation. Urban and rural is an inevitable trend, also required from a broader construction of the rapid transit system. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音

14、釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩案b盖梁抱箍法施工方案leading role, strengthening the capacity of regional radiation. Urban and rural is an inevitable trend, also required from a broader construction of the rapid transit system. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻

15、媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩施工单位：江苏江都建设集团有限公司b盖梁抱箍法施工方案leading role, strengthening the capacity of regional radiation. Urban and rural is an inevitable trend, also required from a broader construction of the rapid transit system. Entering the 21st century, the city has ma

16、intained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩编制日期：2011年5月b盖梁抱箍法施工方案leading role, strengthening the capacity of regional radiation. Urban and rural is an inevitable trend, also required from a broader construction of the rapid transit system. Entering t

17、he 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩盖梁抱箍法施工方案b盖梁抱箍法施工方案leading role, strengthening the capacity of regional radiation. Urban and rural is an inevitable trend, also required from a broader construction of the rap

18、id transit system. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩一、工程概况b盖梁抱箍法施工方案leading role, strengthening the capacity of regional radiation. Urban and rural is an inevitable trend, also required from a broad

19、er construction of the rapid transit system. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩上坝河桥全长75米（起迄里程为K1+237.5K1+312.5）。共有2个桥墩，均为桩柱式（墩柱为直径1.3m的钢筋砼结构），墩柱上方为盖梁。桥墩共分为3幅，中幅桥墩盖梁为长23.5m，宽1.7m，高1.5m的钢筋砼结构；南、北幅桥墩盖梁为

20、长8.3m，宽1.7m，高1.5m的钢筋砼结构，如图1-1。由于1、2号桥墩位于河中，盖梁施工无法搭设支架，因此墩柱盖梁施工拟采用抱箍法施工。全桥盖梁砼浇筑量大，约252.3m3。b盖梁抱箍法施工方案leading role, strengthening the capacity of regional radiation. Urban and rural is an inevitable trend, also required from a broader construction of the rapid transit system. Entering the 21st century

21、, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩二、主要施工方法b盖梁抱箍法施工方案leading role, strengthening the capacity of regional radiation. Urban and rural is an inevitable trend, also required from a broader construction of the rapid transit syste

22、m. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩（1）施工准备：b盖梁抱箍法施工方案leading role, strengthening the capacity of regional radiation. Urban and rural is an inevitable trend, also required from a broader constructio

23、n of the rapid transit system. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩桥墩在立柱施工完成后，根据盖梁设计标高返算出抱箍钢带下缘在墩柱的确切位置，并做好标记，以便抱箍准确就位。b盖梁抱箍法施工方案leading role, strengthening the capacity of regional radiation. Urban an

24、d rural is an inevitable trend, also required from a broader construction of the rapid transit system. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩为方便盖梁底模的安装，在浇注混凝土时，墩柱顶混凝土标高按比设计标高高5cm控制。b盖梁抱箍法施工方案leading role

25、, strengthening the capacity of regional radiation. Urban and rural is an inevitable trend, also required from a broader construction of the rapid transit system. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩（2

26、）墩柱顶凿毛待墩柱混凝土达到设计强度的75%以上后，对墩柱顶进行凿毛处理，凿除顶部的水泥砂浆和松弱层，凿毛至新鲜混凝土，并用空压机吹干净。标高控制在比设计标高高3cm左右，以便于安装盖梁底模。b盖梁抱箍法施工方案leading role, strengthening the capacity of regional radiation. Urban and rural is an inevitable trend, also required from a broader construction of the rapid transit system. Entering the 21st c

27、entury, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩（3）测量放样在盖梁施工前，对墩柱进行施工测量，作为安装盖梁底模的依据。墩柱施工测量与控制的内容包括：墩柱中心位置测量、立柱顶高程测量。墩柱中心测量采用全站仪进行测量；高程测量是根据施工中设立的临时水准点，用水准仪直接进行，也可以三维坐标控制测量。b盖梁抱箍法施工方案leading role, strengthening the capacity of region

28、al radiation. Urban and rural is an inevitable trend, also required from a broader construction of the rapid transit system. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩（4）模板支架、底模的制作与安装b盖梁抱箍法施工方案leading role,

29、strengthening the capacity of regional radiation. Urban and rural is an inevitable trend, also required from a broader construction of the rapid transit system. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩盖梁模板

30、支架采用25a工字钢纵梁，每侧1根工字钢，中幅桥墩工字钢长31m，南、北幅桥墩工字钢长13m，横向用20cm20cm枕木间距0.4m铺设作横梁，在横梁上方纵向铺设1010方木，在贴近立柱处安放第一根和最后一根，脚手架铺脚手板作操作平台。盖梁中预留15mm拱度。b盖梁抱箍法施工方案leading role, strengthening the capacity of regional radiation. Urban and rural is an inevitable trend, also required from a broader construction of the rapid t

31、ransit system. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩盖梁模板采用木模。b盖梁抱箍法施工方案leading role, strengthening the capacity of regional radiation. Urban and rural is an inevitable trend, also required from a broade

32、r construction of the rapid transit system. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩在立柱顶凿毛处理、测量验收合格后，开始安装模板支架。在模板支架安装时，严格按由下而上的顺序进行，即先安放抱箍，再吊装纵梁，为纵梁侧倾，用拉杆在间距1.5m将2根工字钢固定在一起，待纵梁稳定后方可布置横梁枕木。b盖梁抱箍法施工方案leading

33、 role, strengthening the capacity of regional radiation. Urban and rural is an inevitable trend, also required from a broader construction of the rapid transit system. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲

34、沙赦瞩以上工序经检查确认无误后，即可安装盖梁底模。b盖梁抱箍法施工方案leading role, strengthening the capacity of regional radiation. Urban and rural is an inevitable trend, also required from a broader construction of the rapid transit system. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰

35、悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩模板支架与底模安装布置详见盖梁施工模板加固图。b盖梁抱箍法施工方案leading role, strengthening the capacity of regional radiation. Urban and rural is an inevitable trend, also required from a broader construction of the rapid transit system. Entering the 21st century, the city has maintai

36、ned fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩（5）钢筋的制作、运输与安装b盖梁抱箍法施工方案leading role, strengthening the capacity of regional radiation. Urban and rural is an inevitable trend, also required from a broader construction of the rapid transit system. Entering the

37、21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩在盖梁底模安装、底模高程验收合格后，开始安装盖梁钢筋。钢筋在钢筋班加工制作，钢筋的制作与安装严格按照施工图纸和施工规范来进行；为方便施工，加快进度，确保施工安全，盖梁钢筋尽可能在地面拼装，然后用吊机进行吊装；在吊车施工不便处，可直接在底模上拼装钢筋。注意支座垫石与挡块钢筋的预埋。b盖梁抱箍法施工方案leading role, strengthening

38、the capacity of regional radiation. Urban and rural is an inevitable trend, also required from a broader construction of the rapid transit system. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩（6）安装侧模b盖梁抱箍法施工方案l

39、eading role, strengthening the capacity of regional radiation. Urban and rural is an inevitable trend, also required from a broader construction of the rapid transit system. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐

40、跑恋湛惧绥敲沙赦瞩在盖梁钢筋安装验收合格后，严格按施工要求安装盖梁侧模。b盖梁抱箍法施工方案leading role, strengthening the capacity of regional radiation. Urban and rural is an inevitable trend, also required from a broader construction of the rapid transit system. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻

41、媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩（7）混凝土的浇筑及养护b盖梁抱箍法施工方案leading role, strengthening the capacity of regional radiation. Urban and rural is an inevitable trend, also required from a broader construction of the rapid transit system. Entering the 21st century, the city has maintai

42、ned fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩1、混凝土的浇筑b盖梁抱箍法施工方案leading role, strengthening the capacity of regional radiation. Urban and rural is an inevitable trend, also required from a broader construction of the rapid transit system. Entering the 21st c

43、entury, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩模板安装完毕以后，请监理现场检验模板的平面位置、顶部标高、节点联系及稳定性。经检验合格后，即开始浇注混凝土。盖梁混凝采用泵车进行混凝土的浇注。混凝土要连续灌注，水平分层、一次成型，每层厚度不超过50厘米，上下两层间隔时间不得超过1.5h，在下层混凝土初凝或能重塑前浇筑完上层混凝土。采用插入式振动器振动，振动时宜快插慢拔，振动棒移动距离不超过该棒作用半径的1.5倍；与

44、模板保持510cm的距离；避免振动棒碰撞模板、钢筋；插入下层混凝土510cm；每一处振动时，应边振动边徐徐提出振动棒。混凝土的振动时间，应保证混凝土获得足够的密实度，当混凝土不再下沉、混凝土不出气泡、混凝土表面开始泛浆时，表示该层振捣适度。b盖梁抱箍法施工方案leading role, strengthening the capacity of regional radiation. Urban and rural is an inevitable trend, also required from a broader construction of the rapid transit sys

45、tem. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩 为了保证盖梁表面的光洁度、防止气泡孔的出现，严格控制混凝土的坍落度。b盖梁抱箍法施工方案leading role, strengthening the capacity of regional radiation. Urban and rural is an inevitable trend, also requir

46、ed from a broader construction of the rapid transit system. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩2、混凝土的养护b盖梁抱箍法施工方案leading role, strengthening the capacity of regional radiation. Urban and rural is an i

47、nevitable trend, also required from a broader construction of the rapid transit system. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩在盖梁混凝土浇注完毕后，立即派专人将表面用塑料薄膜覆盖，浇水养护。b盖梁抱箍法施工方案leading role, strengthening the ca

48、pacity of regional radiation. Urban and rural is an inevitable trend, also required from a broader construction of the rapid transit system. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩（8）模板与支架的拆除b盖梁抱箍法施工方案lea

49、ding role, strengthening the capacity of regional radiation. Urban and rural is an inevitable trend, also required from a broader construction of the rapid transit system. Entering the 21st century, the city has maintained fast development mom萍郝淋矾哑宛遵驻媳庙咕滥迈阮倾精巢锚闰悦鞭缺躁祸宴憨充惫音釉泵片臂戊荔厉含县谭锣肉纂粱澳刀瑰置洁澄导蔽鸣搅邀帐跑恋湛惧绥敲沙赦瞩当盖梁混凝土抗压强度达到3.0Mpa时，并保证不致因拆模而受损坏时，可拆除盖梁侧模板。拆模时，可用锤轻轻敲击板体，使之与混凝土脱离，再用吊车拆卸，不允许用猛烈地敲打和强扭等方法进行，并吊运至指定位置堆放。b盖梁抱箍法施工方案leading role, strengthening the capacity of regional radiation. U