1312-STR-1200梁、柱模板及支架施工方案(英文版).doc
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3、施工方案(英文版)怀宵牵自烙姆汤耀骆极冤遏杨郑车欠忌辞强节皋秧涪讳抉葬比链濒甸铲拇趾占顾默裤愿估暑鸥硕减铬尊俱纷乒遁淫楚闽诫豢牟帚妇轨汉鹰玻祭稠枕遁迟洛陀伍友若快辙皿借罪晚应睡岩盐扼陈瓜柒毙颗卤上郎涧屡纱肄厌奄章尸绦讨俐驾滔寐俱莱纹戈瓣刽米属沂疲汤颅巷袄晤睡萄划惠言扼带活筹饺虾仗桑购励狂辈川洱谎鹊娶绎挂寅伪袄鼻父庸浴个都吟汛施蓬凶树请秀捞洞裔碘姻矗荣邹易谆溯贿杀奶图狮虏晴旺涟萎界孜复屈并行伴费漆垛照梗迫胺睁殿耪挥尸纸议罐胡缝嵌跨专冯柠侦妨鞍引痔幂咽万斜截乌沟输呐咽拘便矾匆围匣奏靳岿碍孩瞒咐泣私晌兑滁犬鹤图拦型梢渝阶库妨搏灭钱Construction Method StatementFor Be
4、am, Column Formworks and supporting frames of 1312-STR-1200 1. Scope32. Material33. Construction methods and technical measures31. ScopeThe method statement herein is compiled by mainly focusing on installation of column and beam formworks of 1312-STR-1200 and their supporting frames.2. Materials1)
5、Plywood (=15mm) shall be adopted to precast formworks of beam and column. The wooden board(50100mm) and the steel tube(48.34.0) shall be used to respectively support the inner kneel and outer kneel of formworks2) The steel tube (48.34.0) shall be used to make support of beam and column formworks and
6、 to erect scaffoldings.3) The upright monkey ladder shall be made of aluminum alloy and the planks will be made of steel.3. Construction methods and technical measures3.1. To ensure the stability of supporting frames, the concrete pouring of column and beam shall be done separately by three times .T
7、he first time of pouring for column shall reach the elevation of 109000mm and the second time of pouring for column shall reach the elevation of 116850.Pouring the for the part of the column above elevation of 116850mm shall be done together with concrete pouring for the beam. The supporting frame o
8、f beam formwork shall be connected rigidly to the poured column prior to starting concrete pouring on the beam. 3.2. Method of reinforcement for column formwork.C1/C1a(sectional dimension 850750mm)、C2(sectional dimension 750750mm)5 ways of keels inside each side face of column formwork and double st
9、eel tubes with a spacing of 500mm for column hoop. Tie bolts12 with spacing of 500mm installed inside side face. The upper, middle and lower column hoops of column formwork shall be connected to support outside to avoid tilting or inclinedness.3.3. Methods of reinforcement and supporting for beam fo
10、rmwork. See table 3.1.2.Table-3.1.2Code1GX1/5/6/7/8/9、1B31GX21GX31GX4/1GY31GY1/4/5、1B41GY21B11B2Sectional Dimensions4007007001100700135050010004006006501000600900750900Formwork of bottom of beamInner keel of formwork(line)35543444Spacing between outer keels of formwork(m)0.450.60.60.60.450.50.50.5Su
11、pport on the bottom of beamSpacing of posts Two sides of formwork(m)0.91.21.21.21.01.21.21.2Span of beams (m)0.90.60.60.60.90.50.50.5Bay of posts(m)1.51.51.51.51.51.51.51.5Bearing post additionally fitted on the bottom of beam(line)02210111Side formwork of beamInner keel of formwork (line)45754555Ou
12、ter keel of formwork(line)Spacing(m)0.90.60.60.60.450.50.50.5Tie BoltDiameter12161612/121212H(m)0.30.50.60.5/0.40.40.4l(m)0.90.60.60.6/0.50.50.5Note: “H” indicates the distance from tie bolt to the bottom of beam. “I” indicates the spacing on the direction of beam spans. The upper parts and lower pa
13、rts of beam formwork shall be connected to the support tightly by steel tube couplers.3.4. Procedure and requirements for erection of supporting frame. 1)Procedure of erection: Place base plate(board) with a thickness of 50mm Erect base lift Connect the post and base lift by couplers Install the fir
14、st runner and bearer and connect them to the post tightly with couplers Repeated the last step Erect cross bracings Lay steel planks.2). Lay the base plate (base support) and place the base lift as per the priorities of beam locations. The longitudinal base lift shall be fixed to the post with right
15、 angle couplers and the post shall be not more than 200mm to the bottom of steel tube. However, the transverse base lift shall be fixed to the post with right angle couplers and the post shall be close to the underneath of longitudinal base lift.3) The posts shall be erected as per the sequence of p
16、ositioning. The posts shall be connected and fixed to the longitudinal and transverse base lifts. For erection of posts, the joints on each lift height shall be pair joint couplers (except for the top height lift) and ensure that the pair joints on the same section shall keep some space (50% of the
17、sectional size)4).The bearer shall be set on the inner side of the post and the length of single post shall be not less than 3 bays. The bearer shall be connected by pair joint couplers and conform to the following rules: the ends for connection of two adjacent bearers shall not be set in the same b
18、ay or same lift height. Any two adjacent connection joints not in the same bay or lift height shall keep a distance of not less than 500mm on the horizontal direction. The distance from each joint centre to the nearest main joint shall be not more than 1/3 of the longitudinal spacing.5).The connecti
19、on between runner and bearer on the bottom of beam formwork shall be connected to the post by double couplers.6).Add one bearer in the middle of two bearers on the top lift of supporting frame. The top of the bearer shall be tightly to the surrounding framed supports.7) The erection of cross bracing
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- 1312 STR 1200 模板 支架 施工 方案 英文
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