鋼筋工程策劃指導手冊

目錄

1鋼筋技術優化.............................................................1

1.1通用部分......................................................1

L鋼筋接頭優化..................................................1

2.鋼筋等強度代換...............................................1

3.基礎底板馬凳筋形式優化......................................2

4.結構措施綱筋優化.............................................2

5.型鋼馬凳支撐梁代替筏板同向鋼筋..............................3

6.成品馬髡代替鋼筋馬凳........................................4

7.鋼筋原材采購優化............................................5

8.現場鋼筋余料利用............................................5

9.措施鋼筋入圖優化............................................6

1.2基礎..............................................................7

10.梁板式筏型基礎順梁底方向板筋優化...........................7

11.筏板增加鋼筋網片優化.......................................8

12.樁承臺范圍內地梁箍筋優化...................................8

13.筏板高差處鋼筋優化.........................................9

14.樁長變更減少鋼筋廢料......................................10

15.支護樁鋼筋籠增加三角支撐鋼筋優化..........................11

16.基坑支護鋼筋網長度優化....................................11

17.平板式筏基鋼筋排布細節優化................................12

18.塔吊基礎深化策劃...........................................13

19.后澆帶采用跳倉法施工......................................13

20.抗浮錨桿鋼筋技術優化......................................14

21.基礎聯系梁縱筋伸入承臺直錨................................15

22.灌注樁增加吊筋優化........................................16

23.基礎筏板局部較大高低跨部位馬凳綱筋優化....................16

24.冠梁彎折處梁縱筋互錨......................................17

25.人工挖孔樁擴大頭底部鋼筋尺寸優化..........................18

26.利用地下室頂板作為施工電梯基礎............................19

27.集水井放坡角度優化.........................................19

28.基礎斜板鋼筋優化..........................................20

29.管溝環形鋼筋搭接長度優化人................................21

30.承臺面筋布置范圍優化......................................21

31.抗拔樁縱筋優化.............................................22

32.基礎梁底部縱筋錨固形式優化................................23

33.基礎底板架立筋優化........................................23

34.筏板基礎相交處斜坡分布鋼筋優化............................24

35.主體結構圍護樁優化........................................25

36.注漿管代替樁基鋼筋優化....................................26

37.采用抽條法施工代替鋼管樁支護優化..........................26

38.底板后澆帶鋼筋優化做法....................................27

39.增加獨立基礎插筋優化......................................28

40.基礎底板伸縮后澆帶鋼筋優化.................................28

1.3柱..............................................................29

41.型鋼柱箍筋和拉筋施工優化..................................29

42.變徑套筒優化...............................................29

43.柱插筋伸至基礎底板彎折優化................................30

44.橋梁墩柱插筋長度優化......................................30

45.支撐與格構柱連接抗剪鋼筋優化..............................31

46.支撐梁格構柱做法優化......................................32

47.變截面柱鋼筋優化..........................................33

1.4墻...............................................................33

48.梯子筋代替墻體豎向鋼筋優化................................33

49.墻體頂模棍優化.............................................34

50.墻體筏板內水平定位筋優化..................................35

51.圈梁代替門窗過梁優化......................................35

52.池壁剪力墻拉筋優化........................................36

53.連梁縱筋與核心筒內芯柱連接方式優化........................36

54.擋土墻與圍擋合并優化......................................38

55.型鋼連梁端部暗柱箍筋優化..................................38

56.抗剪切鋼筋優化.............................................39

57.墻柱基礎底板插筋優化......................................40

58.地連墻導管倉、吊點鋼筋優化................................41

59.地溝側壁增加拉鉤..........................................42

60.夾層砌體擋墻優化為鋼筋混凝土擋土墻........................42

61.窗洞處外墻現澆優化.........................................43

62.構造邊緣構件封閉箍筋優化..................................44

63.水平筋計入體積配箍率，減少箍筋數量........................44

64.剪力墻豎向分布筋頂板錨固優化..............................45

65.非承重墻下設置加強帶優化..................................46

66.地連墻主筋排布優化........................................47

67.地連墻導管構造鋼筋優化....................................47

68.墻體超幺增加鋼筋排數優化..................................48

69.剪力墻補強暗柱優化........................................49

70.剪力墻水平筋伸入端柱的錨固構造優化........................49

71.剪力墻構造拉結筋彎鉤尺寸優化..............................49

72.轉換層剪力墻插筋優化......................................50

73.剪力墻頂部及底部增加腋角鋼筋優化..........................51

74.鋁模工程節點優化..........................................52

1.5梁...............................................................52

75.梁縱向鋼筋連接接頭優化....................................52

76.不同直徑鋼筋搭接改為同直徑鋼筋搭接........................53

77.梁二排筋墊鐵優化..........................................54

78.核心筒鋼骨梁上剪力墻豎向鋼筋優化..........................54

79.冠梁箍筋優化...............................................55

80.KL等梁為梁支座時梁端部箍筋加密優化.......................55

81.鋼筋混凝土梁與鋼骨柱連接做法優叱..........................56

82.體育場館項目看臺梁板節點配筋加建..........................57

83.寬扁梁處板底鋼筋支座錨固長度優化..........................57

84.梁端鋼筋錨固優化..........................................58

85.箱梁架立筋優化.............................................59

86.車庫大柱網井字梁優化為小柱網單向次梁......................59

1.6板..............................................................60

87.混凝土反坎墻下無梁處加筋優化..............................60

88.現澆板內薄壁方箱措施鋼筋優化..............................61

89.抗裂鋼筋網片的應用優化....................................62

90.轉換層暗支撐縱筋優化......................................63

91.樓層板內暗梁處節點優化....................................64

92.無梁板帶板筋統一方向、變徑套筒連接優化...................65

93.剛性地面框柱箍筋加密......................................66

94.裝配式結構疊合樓板后澆板帶措施筋優化......................67

95.樓承板替代壓型鋼板........................................67

96.封邊板拉筋優化............................................68

97.板面洞口加強筋長度優化....................................69

98.預制疊合板桁架筋替代馬凳筋................................70

99.懸挑板頂部鋼筋錨固長度和配筋優化..........................70

100.板支座兔筋優化............................................71

101.雙肢箍變拉鉤優化..........................................72

1.7其它............................................................73

102.增加構造柱優化............................................73

103.二次結為圖紙深化.........................................73

104.構造柱變更芯柱...........................................74

105.結構后植筋優化............................................74

106.砌體拉結筋優化...........................................75

107.超長結閡加設預應力鋼筋...................................76

108.樓梯鋼筋優化..............................................76

109.后砌附屬墻優化為與主體整體施工...........................77

110.構造柱使用U型磚優化.....................................78

111.樓地面鋼筋網片優化.......................................79

112.蒸壓加氣混凝土砌塊砌筑工程拉結方式優化..................79

113.CL墻板鋼筋優化...........................................80

114.GRC構件轉化為現澆結構....................................81

115.地坪鋼筋層優化...........................................81

116.鋼格柵連接方式優化.......................................82

117.構造柱疔大優化...........................................82

118.砌體結閡圈梁優化.........................................83

119.構造柱減少搭接優化.......................................83

120.管廊外層鋼筋節點構造優化.................................84

121.地鐵通道側墻與板節點構造優化.............................85

122.豎向構件措施筋優化.......................................85

123.連鎖砌塊水平系梁優化.....................................86

124.100X100構造柱配筋優化...................................86

2鋼筋放樣優化............................................................87

2.1通用部分........................................................87

125.鋼筋允許偏差值...........................................87

126.鋼筋機械錨固彎鉤優化.....................................88

127.鋼筋下料合理搭配.........................................89

128.鋼筋下料長度優化.........................................89

129.錨固區保護層大于5d時，錨固修工系數為0.7...................................90

130.盤螺或盤圓鋼筋數控調直優化...............................91

131.懸挑腳手架預埋環做法優化.................................92

2.2基礎.............................................................92

132.獨立基礎底板配筋長度縮尺10%................................................................92

133.基礎梁豎向加腋鋼筋選型...................................93

134.基礎底板分布鋼筋布置優化.................................94

135.取消筏板底筋在樁承臺中貫通布置...........................94

136.相同類別條形基礎十字相交時受力鋼筋布置范圍..............95

137.筏板封邊構造策劃.........................................95

138.封閉箍筋組合承臺嚴禁雙開口套插下料.......................96

139.后澆帶綱筋優化...........................................96

140.筏板內斜坡水平筋間距優化.................................97

141.集水坑多層網片底筋的計算.................................98

142.筏板變截面鋼筋錨固優化...................................98

143.筏板鋼筋端頭錨固優化.....................................99

144.基礎底板馬鐐筋布置策劃...................................99

145.馬凳筋借用筏板鋼筋......................................100

146.型鋼馬凳支撐梁代替筏板同向鋼筋..........................101

147.承臺梁箍筋優化...........................................101

148.基礎底板上鐵遇型鋼柱的變化..............................102

149.斜交筏板鋼筋施工優化....................................103

150.樁遇斜坡時增加附加鋼筋..................................103

151.樁基鋼筋籠自控下料優化..................................104

152.筏板側面水平鋼筋代替側墻水平鋼筋優化....................105

153.樁基鋼筋籠加勁箍筋焊接長度優化..........................106

154.基礎底板、外墻和樓板鋼筋連通設置........................106

155.冠梁箍筋及側面鋼筋優化..................................107

156.標段交接處梁接頭優化....................................108

157.承臺鋼筋接頭優化.........................................108

158.跳倉法取消后澆帶鋼筋....................................109

159.多樁承臺鋼筋優化........................................110

160.樁芯鋼筋代替馬凳筋......................................111

161.樁芯鋼筋錨入承臺基礎長度優化............................111

162.多樁承臺配筋優化........................................112

2.3柱..............................................................112

163.箍筋化尺寸優化...........................................112

164.帶中間層鋼筋網片筏基柱插筋優化..........................113

165.框架柱柱頂鋼筋錨固長度優化..............................113

166.柱子主揚下料策劃........................................114

167.圓柱箍筋的拉筋彎鉤優化..................................115

168.柱箍筋復合方式優化......................................116

169.中柱頂層節點策劃........................................117

170.暗柱箍筋計算優化........................................117

171,柱插筋圻彎長度優化........................................118

172.圓柱外側箍筋優化........................................119

173.勁性結閡柱中八角箍筋優化................................120

174.剪力墻約束邊緣暗柱優化..................................120

175.柱內箍筋做法優化........................................121

2.4墻..............................................................122

176.基礎插筋貫通樓層，臧少鋼筋接頭..........................122

177.暗柱豎向鋼筋下料優化....................................123

178.約束邊緣鋼筋優化........................................124

179.基礎較分時墻體豎向插筋優化..............................125

180.墻體水平筋優化...........................................126

181.人防門框墻加強柱箍筋組合優化............................127

182.剪力墻在筏板基礎內部水平構造筋..........................127

183.地下室墻體水平筋放樣優化................................128

184.地下外墻變截面鋼筋策劃..................................129

185.轉角墻水平分布筋放樣優化................................129

186.人防門框兩側水平筋布置范圍優化..........................130

187.剪力墻水平鋼筋搭接優化..................................130

188.剪力墻水平筋、連梁腰筋、剪力墻頂暗梁腰筋統一...........131

189.人防墻體鋼筋一次到頂....................................132

190.女兒墻錨入樓板處鋼筋放樣優化............................133

2.5梁.............................................................133

191.框架梁底排筋貫通布置....................................133

192.非框架梁的末端錨固優化..................................134

193.正確理解梁腹板高度，取消側面構造鋼筋.....................135

194.梁附加吊筋的下料優化....................................135

194.梁支座處鋼筋放樣優化....................................136

195.梁相交附加箍筋數量優化..................................137

196.梁上部貫通筋接頭排布優化................................137

197.框架梁內架立筋優化......................................138

198.折梁鋼筋布置優化........................................139

199.梁縱筋錨固優化...........................................140

200.框架梁與剪力墻平面外相交節點優化........................140

2.6板..............................................................141

201.負筋尺寸優化..............................................141

202.弧形板板筋間距策劃......................................142

203.挑板鋼筋優化.............................................142

204.壓型鋼板鋼筋優化.........................................143

205.折板錨固鋼筋使用彎折鋼筋替換............................143

206.后澆帶處優化.............................................144

207.板筋雙層雙向布置時支座附加筋取消彎折....................144

208.中板角點構造優化........................................145

209.破板自由邊鋼筋優化......................................146

210.破板拉升鋼筋優化........................................146

2.7其它..........................................................147

211.室外樓璟部位鋼筋節點優化................................147

212.窗臺壓頂預制射釘塊植筋優化..............................148

213.車站拱墻鋼筋長度計算....................................149

3鋼筋精算優化...........................................................150

3.1通用部分.......................................................150

214.鋼筋彎鉤計算方式........................................150

215.避免漏算搭接區的加密箍筋................................151

216.箍筋彎鉤抗震優化........................................152

217.鋼筋連接方式優化........................................153

218.鋼筋比重設置.............................................154

219.鋼筋根數設置優化........................................154

220.專岡^^7專苗1^0i十????????????????????????????????????????????????????????????????????????????????155

221.圓鋼端頭彎鉤鋼筋量計算..................................155

222.中柱/墻柱箍筋加密范圍計算...............................156

223.溫度筋與板負筋搭接長度計算..............................157

224.受壓鋼筋直徑大于25nlm箍筋計算...........................157

225.梁柱.....................................................158

3.2基礎...........................................................159

226.獨立基礎底板配筋優化....................................159

227.底板人防與非人防交界處鋼筋優化..........................159

228.筏板鋼筋的布筋技巧......................................160

229.用筏板繪制樁承臺優化....................................160

230.后澆帶附加鋼筋...........................................161

231.承臺間基礎梁的支座設置..................................161

232.后澆帶鋼絲網骨架鋼筋....................................162

233.下柱墩的拉筋計算........................................163

234.分段繪制排水溝...........................................163

235.無梁板帶軟件鋼筋計算優化................................164

236.筏板封邊構造鋼筋........................................165

237.下柱墩內的馬凳計算......................................166

238.柱墩遇筏板變截面時計算優化..............................166

239.筏板附加鋼筋優化........................................167

240.人防底板斜坡處縮尺拉筋..................................168

241.筏板放射筋...............................................168

242.復雜集水坑計算優化........................................169

243,集水坑底筋斜坡長度計算...................................170

244.下柱墩、承臺遇筏板高差時優化............................170

245.集水坑四周與基礎筏板相交處附加鋼筋計算.................171

246.坡形獨立基礎上部鋼筋長度計算............................172

247,柱墩鋼筋計算..............................................173

248.人防底板拉結筋計算......................................174

249.下返柱敷與集水坑重疊交叉的工程量扣減....................174

250.基礎梁遇集水坑加腋部位鋼筋計算..........................175

251.基礎板帶變徑鋼筋處增加鋼筋搭接..........................176

252.筏板基礎變截面處錨固長度計算............................177

253.獨立基礎上層分布鋼筋精算優化............................177

254.底板后澆帶超前止水大樣和后澆帶大樣分開計算.............178

255.相鄰承合貫鋼筋單獨布筋..................................179

256.后澆帶斜坡長度計算......................................180

257.樁間連接筋彎折長度計算..................................180

258.支座設置對鋼筋工程量的影響..............................181

259.鋼結構基礎杯口精算......................................182

260.樁基主筋長度計算........................................182

261.筏板變截面馬凳筋計算....................................183

262.上柱墩內柱籟筋設置......................................184

263.人防工程頂板鋼筋與外墻節點錨固..........................185

264.承臺側向鋼筋兩邊錨固長度計算............................185

265.基礎筏板中柱墩等節點布置算量處理........................186

266.基礎梁［JCL)優化為基礎連梁(JLL)........................................................187

267.筏板基礎附加筋穿集水坑長度計算..........................188

268.集水坑加腋鋼筋處理......................................189

269.深基坑筏板多層鋼筋計算..................................189

270.承臺側面腰筋彎折鋼筋量計算..............................190

3.3柱..............................................................191

271.柱豎向鋼筋在樓層間錨固..................................191

272.邊角柱在“16G101T”的特殊要求...........................192

273.抗震邊、角柱柱頂縱向鋼筋構造............................193

274,避免漏算柱子附加鋼筋.....................................193

275.螺旋箍筋起始位置應有水平段..............................194

276.柱插筋內水平筋優化......................................195

277.柱墩內鋼筋是否扣減筏板鋼筋..............................196

278.柱加腋筮筋優化...........................................196

279.剛性地面柱籟筋加密......................................197

280.箍筋排布方式優化........................................197

281.地上與地下分開計算時鋼筋甩筋計算........................198

282.外墻與在交接部位附加鋼筋的計算..........................199

283.柱頂邊、角柱內側縱筋節點設置............................199

284.最底層墻柱底標高設置對鋼筋量的影響......................200

285.短柱封頂節點精算........................................201

286.算量軟件圓柱柱頂鋼筋彎折計算............................201

287.約束邊緣柱拉筋計算......................................202

3.4墻..............................................................203

288.墻身縱向鋼筋搭接........................................203

289.剪力墻水平鋼筋在暗梁處計算優化..........................204

290.剪力墻右角外側鋼筋連接..................................204

291.暗柱封頂剪力墻插筋優化..................................205

292.墻體變截面時軟件的正確處理..............................205

293.連梁拉鉤正確處理........................................206

294.連梁側面鋼筋計算優化....................................207

295.軟件對剪力墻中特殊節點的正確處理........................208

296.剪力墻水平鋼筋拐角處搭接................................208

297.拉筋布置方式優化........................................209

298.連梁內側面鋼筋優化......................................210

299.連梁設置.................................................210

300.剪力墻布置優化..........................................211

301.剪力墻遇框架柱時鋼筋計算................................211

302.女兒墻采用墻體繪制時選用縱筋構造........................212

303.托梁墻附加鋼筋計算......................................213

304.外墻非貫通筋、砌體墻下加筋等計算優化....................213

305.剪力墻豎向鋼筋起步間距..................................214

306.剪力墻上起邊緣構件縱筋起步距離計算......................215

307.剪力墻厝柱的保護層取值的問題............................216

308.連梁與暗梁箍筋計算......................................217

309.剪力墻在筏板變截面處錨固鋼筋計算........................217

310.人防工程錨固長度計算....................................218

311.構造混凝土墻端部附加縱筋計算............................218

312.異型墻體附加鋼筋網片計算................................219

313.地下室外墻迎水面加鋼絲網................................220

314.剪力墻鋼筋伸入暗柱長度計算..............................220

315.滿交剪力墻重疊部分鋼筋計算..............................221

316.地下室梁板鋼筋植入地下連續墻長度計算...................222

317,墻柱墻梁鋼筋保護層優化...................................222

318.擋土墻綱筋計算..........................................223

3.5梁..............................................................224

319.梁支座第三排鋼筋長度在軟件中的設置......................224

320.梁箍筋加密區優化........................................224

321.帶部分抗震墻框架梁箍筋設置..............................225

322.框架梁下部鋼筋錨固優化..................................226

323.梁鋼筋錨固優化..........................................227

324.多跨梁在高差處支座鋼筋錨固..............................227

325.屋面折梁打斷布置........................................228

326.懸挑梁上部鋼筋節點選擇與原位標注........................228

327.主出場高架橋箱梁鋼筋結算優化.............................229

328.梁鋼筋錨固優化............................................230

329.支撐梁綱筋計算優化.......................................230

330.XL長度計算問題...........................................231

331.梁下部綱筋原位標注手動設置...............................232

332.梁、柱組合內箍筋軟件信息輸入誤區及更正...................232

333.板暗梁、板帶暗梁箍筋寬度計算.............................233

334.梁拉鉤計算................................................234

335.梁節點處兩側箍筋計算.....................................234

336.懸挑梁彎起鋼筋設置.......................................235

337.加腋和框架梁第二排非通長鋼筋長度計算.....................237

338.梁加腋處下部鋼筋錨固長度計算.............................238

3.6板..............................................................239

339.板分布筋間距計算優化.....................................239

340.板洞附加筋優化............................................240

341.樓層板鋼筋分塊布置.......................................240

342.隔墻加筋支座錨固優化.....................................241

343.板筋布置優化..............................................241

344.分層繪制板通長筋與負筋...................................242

345.降板節點鋼筋計算..........................................242

346.板洞加筋計算優化..........................................243

347.柱上板帶下部鋼筋在端支座處的做法.........................244

348.樓層板縱筋伸入支座內錨固長度調整.........................244

349.柱帽隔一布一且直徑不同時鋼筋量計算.......................245

350,柱帽負筋用主筋計算.......................................246

351.現澆板分布筋計算..........................................246

352.現澆板預留管處增加附加鋼筋...............................247

353.地下車庫頂板、底板鋼筋計算...............................247

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