沉井脚手架专项施工方案

目

录1......................................................................................................................12据..................................................................................................13..............................................................................................3.1..............................................................................................3.2、活数.........................................................................................................33.3数.........................................................................................................33.4、数........................................................................................................4数............................................................................................................44、算.................................................................................................................4算...................................................................................................4算74.3、算...........................................................................................9值0、算..........................................................................................4.6、连..................................................................................................划...............................................................................................................................................................................................6................................................................................................17容

6.1用...................................................................................................6.2养187、除88、.99.......................................................................................209.1、的..................................................................................................................209.2、.................................................................................209.3、应...........................................................................................................21

警...........................................................................................................................................................................................................................................212

.2容2

区年度水利1工概，为8.6m，为6.5m。2脚架案制据12建筑》50007-2002)3建筑结构荷载规范50009-2001)33.111.2为.2米为.8为.3m立杆计算采用单立管为0为Φ×；0.80；连6.0距1米，采用3.1.1、容

区年度水利3.1.2、3.1.33.1.4、立，于40mm；3.1.5、扫23.1.6择与相近立杆于3.1.7、小钢管在相邻立杆之间根据需要加设1根或根便2

区年度水利3.1.8、剪沿架为度至60度剪其中个扣结点1m3.1.9、1.8距6.0米身，3.1.10、于，3.1.113.23.0kN/m2脚手架设按3.3为z为1，μ0.649容

区年度水利3.4、0.1291kN/m2；为kN/m2为；脚手板铺设层数别竹串片脚别栏3.5、地基型沉井内部；4、6.3m，4.1、大算4.1.1、均布值P1=0.0334

区2016值:::；图中度)图支座最大弯矩)下:5

12区年度水利12为max=0.08×0.147×1.5001.2601.500kN.m；下

+0.10×1.2601.500

M-0.10××1.5002；Max(0.310×,0.365×10度σ4.1.3、挠容

区年度水利值q1=P1+P2=0.033+0.090=0.123；值Q=0.900kN/m；V=0.677×4/(100××121900.0)+0.990×0.900×15002.06105×；纵向、受与10请JGJ130-2001表10求算在最不利荷载布置下计算：×；：×1.200；值=；7

区2016、强均布:M

qmax

==:M

pmax

M

pmax

==；M

qmax

+M=0.786kN.m；pmax=M/W=

、挠度8

区年度水利下:0.038×12004/(384×2.060105P2=p1+Q==；下:=19×1507×

×2.06010

5×=5.131；V=+=；10求；4.3、算5旋转单扣件承载力取值为.00kN按照扣件9

区年度水利数，该纵向或横扣件的抗滑承载力按算5R--扣件抗滑值取R--值P1=值P2=×；值Q=1.20×=2.700；值×R<6.40,!值活荷静荷载标(1)每值kN/m)；本0==1.813kN容0

区年度水利(2)脚值为0.350.35071.500×=2.205kN；(3)栏值本标为0.11=7×=网(kN/m2)=×1.200×=0.087；=4.683；内外立杆按一纵的/21.200×1.500×=；容1

区年度水利Wo基压(kN/m2)，》的Wo；Uz--风》；Us--风荷：；=×0.800××0.6490.654kN/m2；时立杆的轴N=13.180kN时立杆的轴N=1.2NG+0.85×1.4NQ=×××=1.4WkLah2/10×1.4×0.654容2

区年度水利1.500×1.800=算：；：=：=《扣件式表.3.3得u=1.530,由

Lo=：==194.000φφA=4.89cm2；量矩：=；：=13180.000/(0.191×N/mm2；容

区年度水利=141.115[f]=时立杆的稳：=12.046：=：K=1.155《扣表=1.530,由lo=确：==194.000φφA=4.89cm2；量矩：=；：=12046.400/(0.191×=容4

区年度水利N/mm2；=203.4=4.6Nl=+No=0.654kN/m2；=10.8m2(No=5.000；力(kN)，=×=；+No=；Nf=NhNL=14.889kN<Nf=32kN,容

区年度水利≦fg

p—(kN/m2)，=N/A；=N(kN)；=13.18A—(m2)A=fg(kN/m2)；fg=fg=kc×fgk

——=1.00fgk—；=150.00求容6

区年度水利

12

3.5

M

155

1234

0

2211

66.16.1.1容