[畢業(yè)設(shè)計(jì)]體育場西人行天橋施工組織設(shè)計(jì)

B81表施工組織設(shè)計(jì)文字說明一總說明1工程概況及特點(diǎn)11體育館人行天橋位于筍崗西路，深圳市體育館正門處，全橋總長514M，橋面寬50M，由二跨梁組成，整座橋鋼結(jié)構(gòu)總重約136T。12主梁主梁截面形式為單室直腹板箱形梁，梁兩端帶伸臂，梁截面高08M，每跨梁全長257M，凈重約33T，兩跨主梁連接處相互搭接，即北邊主梁擱置在南邊主梁上，兩主梁間設(shè)40MM伸縮縫，用螺栓連接起來，主梁豎向曲線半徑為R450M，制作時(shí)應(yīng)起拱。13墩柱全橋共9組墩柱，每組由二根鋼管柱組成，主橋墩柱尺寸均為50016鋼管柱，最長57M，最重約32T，梯道墩柱尺寸均為30016鋼管柱，最長37M，最大單重123T，墩柱安裝完后要求2墩柱內(nèi)灌G9397G11792。14梯道G7424橋共設(shè)G3247G18108梯道，G1866G1025二G18108為人行梯道，G3381G5242為1G2972G727二G18108為人G14270行G17722梯道，G3381G5242為1G2974G727梯道寬均為30M，梯道梁均為鋼板G9950接G13792成G11352箱形截面梁，截面尺寸均為03M11M，每G1403梯道均G2010為G1972G8585，每G8585直接擱置在墩柱上，每G8585梯道G1055間設(shè)10MM伸縮縫，G5194G1000兩G8585梯道G1055間用螺栓連接起來，梯G8585最長106M最大G2526裝單重約71T。15G3534G11796G7424橋G3534G11796構(gòu)G17908G7171G1820G4570G3332G14062螺栓G9950在G20056G3487鋼板上，G9994后G4570G20056G3487鋼板G3487G1849G11792G3534G11796內(nèi)，鋼柱安裝直接擱置在G20056G3487鋼板上，用螺栓G3278G4462。16G7651G7450及G19150裝G4630天橋主橋面及梯道G7651G7450均為G993G19164鋼G7651G7450，主橋面及梯道G17379G8505均G19150G19462G9381G3332G11754。17工程特點(diǎn)171由于G2526裝要求，主梁G5529G20047在工G2390G2010兩跨整體制作，整體G2526裝，G13792主梁尺寸G17751大，G9950接G18339大，在制作時(shí)要G13783G15397G9950接G2476形及G2526G451G13775G17728G12573G7057工G6817作時(shí)G11352G2476形，在主梁成G3423G17819程G1025要G18331G2474G5529要G6526G7057，來G1457G16789主梁G2520尺寸G11352G12946G5242要求及主梁豎曲線G451拱G5242G11352設(shè)G16757要求。172主梁G1055間G451梯道梁G1055間均要求用螺栓連接起來，G3252G8504G2164工制作及安裝均要求G6523制G3921尺寸G12946G5242，G1427于G10628G3342安裝G20046G2045G17839行。173由于主梁G2526裝G5445G2721道路G1144G17902，G6937主梁G2526裝G5529G20047在G3824G721423G29700G14279G1952G72286G29700G1055間一G8437G5627完成，G3252G8504應(yīng)G1582G3921G2520G20045G2526裝G1946G3803工作，G13546制G16826G13466G11352G2526裝作G1006設(shè)G16757，G1817G2010G13783G15397G2520G12193G3252G13044G11352G5445G2721，G1457G16789主梁在一G3824G1055間G2526完。2G7057工G18108G1363821G7057工G2010工211G3534G11796及G7651G7450G451橋面G3621G14026由一G1930深圳G2010G1856G2508G1855工程處G7057工212鋼結(jié)構(gòu)制作及安裝由一G1930深圳G2010G1856G2508G1930G17810結(jié)構(gòu)G2390G7057工22G20045G11458管G10714G8181式G7424G20045G11458G6365G256G20045G11458G8873管G10714G257組G13467G7057工，G4466行G20045G11458G13475G10714G17139G17143制，組成一個(gè)強(qiáng)有力G11352G20045G11458G13475G10714G18108，對(duì)人G451財(cái)G451物G12573資源G4466行動(dòng)態(tài)管G10714，全面履行G7057工合同，G20045G11458G13475G10714G18108組G13467結(jié)構(gòu)圖附后。項(xiàng)目經(jīng)理部組織結(jié)構(gòu)圖A1A2A3A4A5A6A7A8A9A10A0A5A6A11A3A12A13A14A11A16A15A17A19A11A20A18A21A22A11A24A25A26A27A23A28A10A29A31A30A28A10A29項(xiàng)目部主要管理人員名單A32A33A34A35A36A37A38A39A40A41A42A43A44A45A46A471A48A49A50A51A52A53A54A557A35A56A572A58A59A60A61A62A63A64A65A558A35A56A573A66A67A68A68A69A70A71A7210A73A74A754A76A77A78A79A68A68A69A80A81A82A7218A73A74A755A73A74A83A84A68A68A69A85A86A87A728A73A74A756A88A89A90A91A68A68A69A92A93A94A7220A73A74A757A95A96A97A98A99A100A101A102A728A103A738A104A105A106A106A69A107A108A109A7225A73A74A759A110A111A112A113A73A106A106A69A114A115A67A7222A73A74A7510A116A117A118A119A120A121A122A72107A73A74A75A103A7311A123A124A118A125A126A127A100A101A102A72137A73A74A75A103A7323總體G7057工G20046序及G10628G3342臨時(shí)G1144G17902組G13467A128A129A130A131A132A133A134A135A136A137A138A139A140A128A141A140A132A142A143A128A129A132A144A145A146A147A148A149A132A150A147A148A149A132A151A152A148A149A132A153A154A155A149A156A156A156A157A132A158A159A160A161A162A145A163A164A165A145A166A167A149A132A159A160A167A149A159A160A168A169A170A171A172A149231G7057工G1946G3803階G8585應(yīng)完成復(fù)核G1006主提供G11352測G18339G6523制點(diǎn)坐標(biāo)G451高程，接引G7057工測G18339G6523制樁，G17839行G3534G11796G4462位放線及G1856共設(shè)G7057G19462護(hù)G451障礙拆遷G451材料G18331購和檢驗(yàn)及臨時(shí)設(shè)G7057布置G12573方案G6526G7057工作。232G7057工G3342區(qū)嚴(yán)格G6365核G4462范圍封閉，G5194作G3921安全G19462護(hù)以確G1457行人及G17722輛安全暢G17902。233G1817G2010調(diào)查制作工G2390到G7057工G10628G3342G11352道路情況，確G4462構(gòu)件G11352制作及運(yùn)輸方式G451時(shí)間G727G1457G16789構(gòu)件運(yùn)輸安全。234主橋鋼結(jié)構(gòu)箱梁運(yùn)輸及G2526裝期間，由于箱梁超長（257M），運(yùn)輸及G2526裝G5529G20047選G4462G3921行駛路線（要求路面寬G451平整G451G17728彎半徑大）及G17722流G18339G17751小G11352時(shí)間（23G297006G29700），G13792G1000G5529G20047G2474得G1144管G18108門G11352支持配合，要求一G8437G5627完成主梁G2526裝任務(wù)，G1866G13466則如下2341主梁在工G2390組拼，G18331用40T拖G17722運(yùn)往G10628G3342G2526裝，G2526裝時(shí)G18331用90TG2526G17722G17839行G2526裝。2342橋面G451G7651G7450及補(bǔ)漆及G2520個(gè)工序G7057工G17819程G1025設(shè)置安全G19462護(hù)隔離，如G19462護(hù)G7651G7450G451G14062手架及安全網(wǎng)或彩條布封閉G12573，封閉高G5242應(yīng)高出工作12M，以G1457G16789G1144G17902安全暢G17902G727G5194設(shè)置有效G11352安全標(biāo)志提醒或疏導(dǎo)G17722輛及人員安全G17902行。G3824間G7057工設(shè)置反光標(biāo)志G12573。24G7057工總平面布置（G16826見B84表G7057工總平面布置圖）241人行天橋G3534G11796G7057工區(qū)域（人行天橋兩G1403）G18331用建G1006工程G1856G2508生產(chǎn)G11352PV板和鋼木骨架G17839行G2010隔圍護(hù)G727G1866隔離范圍在天橋梯道區(qū)域內(nèi)（G2520區(qū)范圍G6523制在4060M2以內(nèi)）G727隔墻高G5242為18M。G1866內(nèi)作為G3534G11796G7057工，材料機(jī)具堆放G1055用，G16826見G7057工總平面布置圖。242上述隔離區(qū)域待G3534G11796G7057工完畢后，作為構(gòu)件G10628G3342拼裝G3342G3332及停放機(jī)具G1055用。243G10628G3342G993設(shè)臨時(shí)生活區(qū)，只在天橋西G1403設(shè)置G7057工臨時(shí)看護(hù)棚和G993G19164鋼G2164工G3342，G18331用1個(gè)集裝箱（面積為12M2左右）作為工具G5223和臨時(shí)看護(hù)棚G1055用。244G7057工臨時(shí)用G11017跨G17819筍崗路時(shí)，G11017G13530G18331用架G12366設(shè)置，架G12366高G5242G30555M（G18331用臨時(shí)G11017G7450或G1523用路G9795G5194用鋼G13046G6301G13051，主G11017G13530選用316G711110MM2）。245G7057工臨時(shí)用G8712（生活用G8712）G2010G2047在路兩G1403G8712源接出，管材選用DG1525。246臨時(shí)設(shè)置主要材料G18339如下2461PV板鋼木G14062手隔墻（G25594個(gè)出G1849G2487）215M22462集裝箱（工具G6163）（12M2/座）1座2463G11017G13530316G711110260M310G71115100MG6301線鋼G13046300M臨時(shí)G11017G745068M6根2464安全G11017箱4個(gè)G10043明線280M2465G19220G19168管DG2540MDG1560M2466總用G11017G1833912700KWG103H25設(shè)G3803人員G2620期G17839G3342G16757G2022及G1866G17839G3342方G8873251設(shè)G3803人員動(dòng)員G2620期G17839G3342G16757G2022一G1930深圳G2010G1856G2508在深圳有G8716G1049G5627生產(chǎn)生活G3534G3332，下G17770G11352G1930G17810G18341G4658結(jié)構(gòu)G2390一直在正G5132生產(chǎn)，G2520G12193人員G451設(shè)G3803G2499G19555時(shí)G17839G3342，以G9397G17287G7057工G19668要。設(shè)G3803人員G17839G3342G16757G2022G16826見下表人員設(shè)備進(jìn)場計(jì)劃表A173A174A175A176A177A178A179A180A181A182A183A184A1851A186A187A188A189A190A188A191A192A193A194A195A19618A197A188A1983A199A20027A1992A201A188A189A202A189A190A188A19612A20315A197A188A1983A199A20027A1993A204A205A188A189A206A207A188A189A208A207A188A189A209A188A189A210A211A188A189A206A188A189A212A188A189A213A214A188A215A19628A197A188A1983A199A20035A1994A216A217A188A1965A197A188A19830A19938A1995A206A207A210A191BXA203500A195A21810A197A188A1983A19938A1996A219A220A221A222A207A210A191MZA203100A195A2184A197A188A1983A19935A1997A223A224A225A226A19150MMA195A2182A227A2288A229A230A231A232A233A234A235G1A236100A237A2386A227A2289A239A240A234A23520MMA24125MMA237A2382A227A22810A242A243A234A23516MMA237A2381A227A22811CO2A244A245A246A234A235NZCA236500A2361A237A2382A227A22812A247A248A249A250A251A252A2531A254A255A1043A10635A10613A145A0A234A23506M3A237A2383A254A255A1041A1063A10614A145A0A234A2353M3A237A2381A227A22815A147A1A241A149A2A238A1512A227A2281625TA152A3A4A2381A254A255A10430A10638A1061790TA152A3A4A2381A254A255A10430A10638A10618A155A5A6M3A254A255A1043A10627A10619A157A7A246A234A2385A254A255A10438A10646A106252設(shè)G3803人員G451材料G17839G3342方G88732521材料G451設(shè)G3803G12573G17839G3342應(yīng)確G1457在G17722G4581人G12244時(shí)間，一G14336以23G297006G29700為G4464G727材料出G3342G1146同。2522G3534G11796鋼G12575在工G2390制作。2523G11792G18331用G2842G2709G11792（G19512二G8437灌G8986G10628G3342人工G6304制G3818），G8987灌G11792時(shí)，G3534G11796G20042G3487件上G5332250下料G6403G6455G4392。2524鋼構(gòu)件制作及G8845漆G451拼裝均在工G2390內(nèi)完成，G18331用平板拖G17722運(yùn)G14279G10628G3342組拼G2526裝（每天23G297006G29700G17839出G3342）。26G3332下管線G1457護(hù)G6526G7057及G3332面障礙物遷G12239G6526G7057261G3332下管線G1457護(hù)G6526G70572611在G3534G11796G3315方G5332G6378G2081，G16843深圳市G2220G4531G11752G12362G19510對(duì)G3332下管線G17839行G6518測，查明G3332下G2520G12193管線，如G19644G8712管G451G8757G8712管G451G13485G8712管G451G17902G1461G11017G13530G451G11017力G11017G13530G451G10040G8680管G12573G11352位置及G3487置深G5242，根G6466G6518測結(jié)G7536G6226出G5445G2721G7424工程G7057工G11352G2520G12193管線，以G19462G8502G3534G11796G3315方G5332G6378時(shí)G11784G3363G8504管線。2612G3534G11796G3315方G5332G6378時(shí)G18331用人工G5332G6378，如有管線G12371G17819G3534G3365，G5332G6378時(shí)要小G5527G5332G6378，用G19093G19142G1186管線G2620邊G17892G9188G4570G3315G9177G19512G6493，以G1825G6378G7041G451G6378G11784管線，如G7536G7171G11017G1461G451G11017力G12573G11017G13530線G12371G17819G3534G11796時(shí)，用直徑G8616G11017G13530G12257大G11352PVC管G4570G11017G13530G2265起來，G17837G7691G8987G12581G3534G11796G11792時(shí)，G11017G13530線G993G1262G2475到G6451G3363，如G7536G7171G13485G8712管或G19644G8712管G451G8757G8712管G12371G17819G3534G11796，在G11792G8987G12581G2081用G8190板架G12366，G1363G11792G8987完后，G1457G16789管線G994G3534G11796G11792G1055間有一G4462（約5CM）G11352G12366G19565，G17837G7691G1457G16789G3534G11796G11792G993G2399G3363管道。2613G17947到G3332下管線G994G3534G11796G2469生G11695G11474時(shí)，G1363得G3534G11796G7092G8873G6365圖G7057工，則G16843設(shè)G16757G19510G451G11014方G451G11429G10714G994G7057工單位一起共同G11752G12362G16311G1927。262G3332面障礙物遷G12239G6526G70572621G7424天橋G7057工G3342G3332范圍內(nèi)只有G13523G2282帶及G7653木G19668遷G12239，接到G1025標(biāo)G17902G11705G1082后，G12447即到市G3490管G2162G13523G2282處G2162G10714有G1863遷G12239手G13505，G5194G1664G1431市管G2162G13523G2282處G4625G5567遷G12239，以G1427G7057工。3G7057工方案及主要G2010G20045工程G7057工方G887331G7057工方案天橋主梁和梯道在一G1930北G10627G3534G3332G1930G17810G2390內(nèi)G2164工成G3423，運(yùn)輸G14279G10628G3342橋位，整跨G2526裝G4613位，鋼G12575G11792G20056制G3534G11796G3315方G18331用人工G5332G6378，G3534G11796鋼G12575在一G1930北G10627G3534G3332G19510內(nèi)G2164工成G3423，G3534G11796G11792G18331用G2842G2709G11792，鋼G12575G11792G20056制G3534G11796在一G1930北G10627G3534G3332G19510內(nèi)G20056制后運(yùn)到G10628G3342G2526裝，G993G19164鋼G7651G7450在G10628G3342制作G2164工G451安裝G4613位。32主要G2010G20045工程G7057工方G8873321墩柱G3534G11796G7057工及2G2507橋墩兩根G12447柱G11792G8987灌3211墩柱G3534G11796G7057工32111天橋墩柱G3534G11796G18331用G20056制G3534G11796，G20056制G3534G11796構(gòu)G17908尺寸共G16757G989G12193，2G2507墩柱G3534G11796底面尺寸為305608M，G1866重G18339約2884T，1G4513G2507墩柱G3534G11796底面構(gòu)G17908尺寸為242608M，G1866重G18339約為10655T，57G2507G4511012G2507墩柱G3534G11796底面構(gòu)G17908尺寸為163008M，G1866重G18339約8188T。32112G3534G11796G20056制在一G1930北G10627G3534G3332內(nèi)G17839行，G20056制完后用拖G17722運(yùn)到G10628G3342G2526裝，G11792G18331用G2842G2709G11792，共G16757約40M3，G8181板G18331用18MM厚G11352夾板組裝成G3278G4462G8181板，鋼G12575G2164工在G20056制G3342G3332G17839行，G7057工時(shí)，原材料要有合格G16789G5194G13475核驗(yàn)合格才能G1363用，鋼G12575G2164工G451G11017G9950長G5242G451質(zhì)G18339要求要符合G1856路橋涵G7057工技術(shù)規(guī)范要求，G11792G8987灌時(shí)要G6403G6455密G4466，G8987完后要G2164強(qiáng)養(yǎng)護(hù)。32113綁扎G3534G11796鋼G12575時(shí)，G3534G11796G20042面G20056G3487鋼板和G20056G3487螺栓要及時(shí)安裝，安裝要牢G3278，位置要G1946確，2G2507墩柱G3534G11796上還設(shè)置了G19462撞G7651G7450G20056留G4392也應(yīng)G20056G3487鋼管G20056留。32114墩柱G3534G11796G2526G10627G11352設(shè)置由于G3534G11796G19668用G2526G17722G2526裝，G7057工時(shí)應(yīng)G20056G3487G2526G10627，每G3534G11796設(shè)置G3247個(gè)G2526G10627，G2526G10627位于G3534G11796G20042面G3247角對(duì)角線上，距G3247角200MMG11352位置，G2526裝時(shí)讓鋼絲繩G994G3534G11796G20042面成60角。G2526裝用G11352鋼絲繩G451G2526G10627G11352選用以2G2507墩柱G3534G11796為G16757算依G6466，G2526G10627布置見附圖G256G2526G10627布置圖G257。（1）2G2507墩柱G3534G11796重G18339體積2G2507墩柱G3534G11796體積G13475G16757算為11536M3重G183391153625102884KN（鋼G12575G11792G63652500KG/M3G16757算）（2）鋼絲繩選用G2526裝時(shí)G18331用G3247根鋼絲繩起G2526，G13783G15397到G7057工G1025G2499能出G10628G11352G993G2045G3252G13044，為偏于安全起見，G13783G15397G3534G11796重G18339由G989根鋼絲繩承擔(dān)，則每根鋼絲繩承G2475G11352重G18339為28443948KN，鋼絲繩安全系數(shù)G24746，則選用G7424G1856G2508G10628有G11352619，直徑為340MMG11352鋼絲繩，G1866鋼絲G11784G7041G6301力總和N5943KN。594369905KN948KNG9397G17287要求（3）G2526G10627G11352G16757算（G13783G15397G989個(gè)G2526G10627G2475力）強(qiáng)G5242G16757算選鋼G12575直徑Q/2AS50N/MM2式G1025QG2526G10627承G2475重G18339Q948KNASG2475力鋼G12575面積AS（1/4）D2容許應(yīng)力由上式G2476形Q2（1/4）D2Q948103D2G305120764（MM2）（1/2）D2（1/2）31450DG3053475MMG2526G10627選用36鋼G12575抗拔力G16757算由式NG305KQ/2G16757算式G1025NDLG727W1530MPAG727D為鋼G12575直徑G727L為錨G3278長G5242KG3054Q948KNQ948103由上式推算LG305K46709MM2DLW23143625G2526G10627鋼G12575錨G3278長G5242為6709MM即G2499。局G18108承G2399驗(yàn)算由式KQ/BDFCD上式G1025K動(dòng)力系數(shù)K15DG2526G10627直徑D36MMBG2526鉤寬G5242B50MMFCD鋼材局G18108承G2399強(qiáng)G5242設(shè)G16757值FCD215MPAKQ15948103由G8502式推算79N/MM2FCD215N/MM2G9397G17287要求BD50361G2507G4513G2507G45157G2507G4511012G2507墩柱G3534G11796G6365上面相同G16757算方G8873G17839行G16757算，G16757算出G2526G10627鋼G12575直徑為25即G2499。32115墩柱G3534G11796G3534G3365G5332G6378G18331用工人G5332G6378，G5332G6378時(shí)G17892G4630G5332G6378，以G1825擾動(dòng)G3534底原狀G3315，G5332G6378時(shí)，如G17947G3332下管線G12573障礙物，及時(shí)G994設(shè)G16757G19510聯(lián)系，設(shè)G8873遷G12239。G3534G3365原G3315G2010G4630夯填，G7057工時(shí)G1946G38032臺(tái)4寸G8712泵，以G3803排G8712。32116G3534G11796運(yùn)輸和G2526裝G3534G11796G2526裝G18331用30T汽G17722G2526，用30T平板拖G17722作運(yùn)輸工具，G2526裝時(shí)間選在23G297006G29700G1055間G17839行，G2526裝時(shí)設(shè)專人維護(hù)G1144G17902秩序，疏導(dǎo)G17722流，G5194在路面上設(shè)置明顯G11352警示標(biāo)志牌。32117測G18339人員在G2526裝G2081應(yīng)G13485每個(gè)墩柱G3534G11796G1946確G4462位，G5194標(biāo)明G4462位線，設(shè)置G3921標(biāo)高G6523制樁，G2526裝時(shí)跟蹤檢查平面G4462位及標(biāo)高G7171否正確，確G1457G3534G11796G2526裝后G4462位G1946確，標(biāo)高正確。322鋼天橋G2164工制作方案3221制作方案G11352布置32211主梁及鋼墩柱構(gòu)件全G18108在我G1856G2508G1930G17810G2390G2164工G17722間內(nèi)制作完成，G1930G17810G2390G2164工G17722間面積約2000M2，設(shè)10T行G17722兩臺(tái)，卷管機(jī)兩臺(tái)，月G2164工能力300T，由于主梁超重，G6937每跨主梁G2010G989G8585制作成G3423后，最后在出G2390跨間組裝成整體，G20056拼裝及裝G17722G18331用50T汽G17722G2526G17839行，主梁及鋼墩柱在G17722間內(nèi)制作G2499G1817G2010G2469揮G17722間內(nèi)半G14270動(dòng)切割機(jī)，G3487弧G14270動(dòng)G9950機(jī)G11352優(yōu)勢(shì)，能G1457質(zhì)G451G1457G18339完成主梁G11352制作。32212鋼梯道由于單重小，長G5242G17751長，G1000G9950接G3534G7424上為手工G9950，G6937G2499在G1930G17810G2390成G2709堆G3342處G2164工，該堆G3342面積約2000M2，設(shè)10T龍門G2526一臺(tái)，完全G2499G9397G17287梯道G11352G2164工制作要求，G1000梯道G2499G994主梁制作同G8505G17839行，對(duì)工期要求更G2164有G1457G16789。32213鋼橋制作G20046序?yàn)镚7057工G1946G3803鋼柱制作鋼梁制作鋼梯道制作G19512G19164刷G8845檢查驗(yàn)收。3222制作工藝流程G7057工G1946G3803G3803料放G7691G451下料切割及G5332G3381G2487拼接G9950接G9950接檢查制G4392組裝組裝G9950接G9950接檢查G3818觀及尺寸檢查G19512G19164刷G8845G13546G2507驗(yàn)收出G2390運(yùn)輸。3223制作G2164工設(shè)G3803及工機(jī)具A8A9A10A14A158A9A91A851A113A11A12BX50010A1252A126A13A15A16A11A12MZ1004A1253A159A1710T2A1254A130A18A19A2050MM2A1255A21A17A2225T1A1256A160A23A2210T1A1257A34A24A21A178T1A1258A136A15A16A25A12G11006A1259A139A26A1220MM1A12525MM1A12510A141A27A1216MM1A12511A28A29A1206M33A12512CO2A115A30A11A12NZCA110500A11012A12513A120A31A32A33A35A361A14414A11A114A37A38A396KW1A12515A166A40A41A42A121806A1251004A1253224制作工藝32241材料322411G7424橋所用鋼材均為Q235鋼，G1866技術(shù)條件及機(jī)械G5627能應(yīng)符合普G17902碳G13044結(jié)構(gòu)鋼（GB70088）G11352要求。322412G2520類鋼材G451G9950接材料及G8845漆均應(yīng)有G17839G2390質(zhì)G18339G16789明G1082，G5194G6365合同規(guī)G4462及G10628行標(biāo)G1946G17839行復(fù)檢G451抽檢，復(fù)檢合格后報(bào)G11429G10714G451G1006主認(rèn)G2499后方G2499G1363用。322413鋼材表面G19164蝕G451麻點(diǎn)及G2022痕G12573缺陷深G5242均G993得大于鋼材厚G5242G17139偏差值G113521/2，G1866G19164蝕G12573級(jí)應(yīng)符合涂裝G2081鋼材表面G19164蝕G12573級(jí)和G19512G19164G12573級(jí)規(guī)G4462G11352AG451BG451C級(jí)。32242放G7691G451下料322421鋼板在下料G2081應(yīng)合G10714排料G451配料，G4625G2499能降低G6451耗。322422放G7691要G13783G15397G20056留G9950接收縮余G18339，切割余G18339及G3381G2487G2164工余G18339，由于主梁G9950接G18339大，G2164工程序多，根G6466以往人行天橋G7057工G13475驗(yàn)，在主梁長G5242方向放G7691G2081G2164放100MM左右余G18339，寬G5242方向G2164放34MM余G18339，G1866余構(gòu)件在下料時(shí)長G5242方向?qū)覩636507MM/MG2164放余G18339，寬G5242方向?qū)覩636510MM/MG2164放余G18339。322423鋼板下料及G5332G3381G2487均要求G18331用半G14270動(dòng)切割機(jī)G17839行，切割G2081應(yīng)G4570線附近50MM范圍內(nèi)G11352G19093G19164G451G8845G8757G9177G19512干凈，切割時(shí)，應(yīng)選用合適G11352工藝參數(shù)，G1457G16789切割后表面質(zhì)G18339G17810到規(guī)范要求，切割后G7041G2487上G993得有裂紋G451夾G4630，G5194應(yīng)G9177G19512邊緣上G11352熔瘤及飛濺物。322424對(duì)于鋼橋上G11352一些G2164G2182板及連接板G12573小G3423G19658件，在板厚小于12MMG11352情況下G2499用G2110板機(jī)G2110切，G2110切后G11352G19658件G993得有裂紋和大于1MMG11352缺G7877，G5194應(yīng)G6183G11964邊緣上G11352G8623G2062。32243主橋鋼梁制作322431主橋鋼梁由于尺寸大，制作和G2164工G18129G17751復(fù)G7446，G5529G20047嚴(yán)格G6365工藝要求G17839行，鋼梁G20042板G451底板拼接縫G2499G18331用G256G2325G4395形G257或G256TG4395形G257接G3848，G18331用G256TG4395形G257時(shí)兩G1144G2461點(diǎn)距離應(yīng)大于200MMG727底板G8190向拼接縫G4464設(shè)置在梁端1/3范圍內(nèi)，G1000腹板拼接縫G994G20042板G451底板G8190向拼接縫G19181G5332200MM以上，主梁腹板G993G4464設(shè)G13449縫。322432根G6466主梁構(gòu)G17908特點(diǎn)及以往制作鋼天橋G13475驗(yàn)，主橋鋼梁G4464G18331用G1510裝G8873G7057工，即G1820制作梁G20042板，G9994后在G1866上安裝G8190隔板，兩G1403腹板及G13449向G2164G2182G13919，待上述G9950接完成后，G1889安裝梁底板，最后G9950接成G3423。322433鋼梁G20042板制作時(shí)主要G1457G16789板面G993G2476形，G3252G8504要G6365G10043一G4462G11352G9950接G20046序G7057工，鋼板拼接縫應(yīng)由G1025間G5332G3999向G3247G2620G7057G9950，G7422G7057G9950G11352拼接縫G1820G993點(diǎn)G9950，讓鋼板G14270由收縮，對(duì)于G9950接G2476形處應(yīng)G20330G1820G18331用大G19192G19192G1999G11711正，或用配重G7057G2399G7669正，一G14336G993G4464G18331用G9791G9988G7669正，G18331用大G19192G19192G1999時(shí)應(yīng)G2164G19192G3455，G19462G8502G1997痕和G6451G1272，G9950接G2476形G7669正完后方G2499G7057G9950下一道G9950縫。322434G20042板G9950接完畢G5194G7669正完后G1427G2499在G1866上組裝G8190隔板及兩G1403腹板，腹板下料應(yīng)G6365圖G13452設(shè)G16757G11352主梁豎曲線放G7691G17839行，G4570G8190隔板及腹板組裝G3921后G1889組裝G13449向G2164G2182G13919，最后G9950接。322435為G6523制G9950接G2476形，在G7057G9950G2081應(yīng)根G6466主梁豎曲線及起拱G5242要求在G20042板下端設(shè)置G3455板，G13783G15397到G9950接收縮G2476形，設(shè)置G3455板時(shí)應(yīng)G1363主梁豎曲線半徑G12257大于設(shè)G16757半徑，主梁G9950接時(shí)應(yīng)由G1025間向G3247G2620均G2260對(duì)G12228G7057G9950，G9950接G20046序G1820G9950G8190隔板，G1889G9950G13449向G2164G2182G13919，最后G9950腹板，腹板G9950接G4464兩邊同時(shí)G7057G9950，G9950接工藝一G14280，G19462G8502橋面G6209曲G2476形。322436上述G9950接完成后G13475G17819檢查，確認(rèn)合格后G16843G11429G10714G17839行G19556G15121驗(yàn)收，G9994后組裝底板。底板在組裝G2081應(yīng)G6365設(shè)G16757要求在兩G1403板邊G252050MM范圍內(nèi)，G8851G17902長方向G17839行超G3780G8886G6518G1272，G6518G1272合格后方G2499G1363用。底板在組裝G2081最G3921用卷板機(jī)G17758G2399一道，G17837G7691即G2499以G1363底板具有一G4462弧G5242，G2460G2499以G9052G19512底板G9950接G1025G11352G8543余G2476形和G8543余應(yīng)力，底板組對(duì)G3921后G4570梁整體G13775面，G5194在梁G1025G18108設(shè)置G3455板，G1457G16789G9950接底板時(shí)梁G11352豎向曲線及起拱G5242要求。32244制G4392322441主梁G1055間，梯道梁G1055間均G20047用螺栓連接起來，G6937在組裝G2081應(yīng)G4570相應(yīng)連接板處G6365圖G13452要求G19087G4392，G1866G12946G5242要求及G4392距G16835差應(yīng)符合GB50205G36195G11352要求。322442為G1457G16789G19087G4392G12946G5242和安裝G12946G5242，安裝螺栓G11352連接板應(yīng)G994相應(yīng)G18108位G11352底板G451腹板G451G13919板G12573在組裝G2081一起配G19087，配G19087G3921后應(yīng)G2520G14270G1582G3921G13546G2507，G5194標(biāo)G8892G1866位置G451方向，以G1427于安裝。32245梯道制作322451梯道梁均為箱形截面，G1866組裝G20046序G1820制作面板，G9994后組裝G1403板，待G9950接完后G1889組裝底板G5194G9950接。322452梯道梁G17751單G15192，在起G2526及G13775面時(shí)應(yīng)綁扎鋼管G17839行G2164G3278，G9950接時(shí)要擱置平G12295，G19462G8502產(chǎn)生G2476形。322453梯道梁G11352G9950接G6365G10043組裝G20046序G17839行，即G1820面板G1889G2164G2182板及G8190隔板，G9994后G9950兩G1403G1403板，最后G9950底板，G7057G9950時(shí)應(yīng)G1186G1025G5527向G3247G2620G7057G9950，G1403板應(yīng)對(duì)G12228G7057G9950，G19462G8502G6209曲G2476形。32246墩柱制作322461墩柱均為鋼管柱，制作G17751G12628單，鋼板下G3921料后用卷管機(jī)G17758G3290，G17758G3290時(shí)應(yīng)用弧形G7691板G6523制G1866G7937G3290G5242，G993得超差。322462鋼管G9950接G18331用G5332G3381G2487單面G9950，G1820用32手工G9950封底，G9994后用G3487弧G14270動(dòng)G9950G11434面，以G1457G16789G9950接質(zhì)G18339。32247G9950接工藝要求322471G9950接所用G9950接材料應(yīng)G994所G9950鋼材相符合，G9950條選用E43G3423，G9950絲選用H08A配HJ431，對(duì)G9950接方G8873G17839行G9950接工藝G16792G4462，根G6466G16792G4462結(jié)G7536確G4462G9950接工藝。322472鋼板G9950縫對(duì)接縫應(yīng)符合二級(jí)G9950縫要求，角G9950縫應(yīng)符合G989級(jí)G9950縫要求，對(duì)接G9950縫及組合G9950縫均應(yīng)G6365要求G5332G3381G2487