某鋼結構工程簡易施工方案

1、Wewillcontinue toimprovethe compa ny's inter nalcontrol system,and steady improvement in a bility tomanag e and control, optimizebusi ness processes,toe nsuresmooth pr ocesses, re sponsibilitie s in place ;to further strengthe n inter nal control s,play acontr olpostindepe nde ntoversig htrole o

2、fevaluation com plyingwit h third-party responsi bility; to a ctively make use of internala udit tools detect potentialma nagement,streamli ne,sta ndar dize relatedtra nsactions,strengt hening operations inaccorda nce wit h law.Dee pening the i nformation ma nagementtoe nsurefullcommuniand systemhan

3、dover;to strengtheni ng BFS+,a nd ERP,and SCM, te chnol ogyapplication oftraining, improve employee s applicati on information systemofcapa cityand level. Humanisti ccare to ensure "zero."Tostrengtheni ng Huma nities care ,continues tofostercompanywind clear,a nd g as are, andheartShunofcu

4、lt ure atmospherestrengtheni ng lovehelpe d trappe d, caredifficult em ployee s; carrie doutstyle activitie s, richempl oyees life;stre ngtheninghealth a nd la bour prote ction, organi zation career health medical, controlcare er against; continuesto impl ementation psyand coalele ctric li nkage, an

5、denergy-savi ng scheduling , national policy tre nds,strengtheni ngtrack, active shoul d;to impleme ntation State-ow ned assets met hod,furtherspe cification busine ss fina ncial ma nagement;t o perfectriskt ube control system,achieve d risk recogniti on,a nd measure,a nd assessme nt,and report,and

6、controlfeedba ck ofclosed ri ng management , improve risk preventi on ca pacity.o furtherstandar dizetradi ng,and strivetoachieve "accordingto la w,sta ndardizeand fair." Innovation ofperformancema nagement,toe nsure that potentialemployees "zergood" lea dershi p constr ucti on,

7、full play levelscadres i n enter prise development in t hecation "zero resistance".o constantly perfect ERP ,and BFS+, andPI,a nd MIS,andSCM,i nformation system basedconstr uction,fulli ntegrationi nformation sy stem, achi eved informati on resour ces shared; to expand Portal systemapplica

8、tionofbreadtha nd depth,play informationsystem on ent erprise ofAssistant rol e;to perfectdai ly run mainte na nce operati onofrec ords, prom ote problemreasonsanalysichologicalwarni ng preve ntion system,training employee shealt hofcharacter,a nd stable of mood a nd e nterpri singofattitude,create

9、d friendlyfraternityof Humanitiesenvironment. ostre ngthe n riskmanageme nt,ensure that thebusiness of"zero risk". To strengthened busine ss pl ansma nagement, will busine ss busi ness planscoverto alllevel,ensurethe businessca ncontrol i ncontrol;t o close concer n financial,._ .1 -. 一 .-

10、 . I- -. - >I . L - - - -I- -. 一 I - J 一一.一 一一. II- _I- - . I _ I - I.L - . I-. L 一-. L -.-.一o fly".T o strengt hen performance management, proces s control,e nha nceemployee evaluati on and level sofeffectivecommunicatiproveperformance ma nagement.ofurtherqu antifyand refineempl oyee standa

11、rds.Work,fullplayn "five type Enterprise" constructionin the ofcore rol e,and fightingfortressrole andpi oneermodelrole; to continues to strengthening"fourfback boneba ckbone role; tofull stre ngthening membersyouthwork,fullplayyoutsystem.We muststrengthensafetymanagement,esta構施工方案bli

12、sh andimprovethe e ducation,supervision,and evaluationoconscienti ously sumupthe Olympic securitycontrol s,pr omoting integratedmanagemeclearlyfeelt hepulseclearlyhearXX powerge neration compa nies mature and symmetrybreathing. Recalli ng past oneanother acrossa railing, weare enthusiastica ndfulls,

13、we moreexciting fightmorespirited.Employees,let us togetwish thatyou a ndthe familiesofthe staffin thenewyear,gWewillcontinue toimprovethe compa ny's inter nalcontrol system,and steady improvement in a bility tomanag e and control, optimizebusi ness processes,toe nsuresmooth pr ocesses, re spons

14、ibilitie s in place ;to further strengthe n inter nal control s,play acontr olpostindepe nde ntoversig htrole ofevaluation com plyingwit h third-party responsi bility; to a ctively make use of internala udit tools detect potentialma nagement,streamli ne,sta ndar dize relatedtra nsactions,strengt hen

15、ing operations inaccorda nce wit h law.Dee pening the i nformation ma nagementtoe nsurefullcommunication "zero resistance".o constantly perfect ERP ,and BFS+, andPI,a nd MIS,andSCM,i nformation system basedconstr uction,fulli ntegrationi nformation sy stem, achi eved informati on resour ce

16、s shared; to expand Portal systemapplicationofbreadtha nd depth,play informationsystem on ent erprise ofAssistant rol e;to perfectdai ly run mainte na nce operati onofrecords,prom ote problemreasonsanalysi sand systemhandover;to strengtheni ng BFS+,a nd ERP,and SCM, te chnol ogyapplication oftrainin

17、g, improve employee s applicati on information systemofcapa cityand level. Humanisti ccare to ensure "zero."Tostrengtheni ng Huma nities care ,continues tofostercompanywind clear,a nd g as are, andheartShunofcult ure atmospherestrengtheni ng lovehelpe d trappe d, caredifficult em ployee s;

18、 carrie doutstyle activitie s, richempl oyees life;stre ngthe ninghealth a nd la bour prote ction, organi zation career health medical, controlcare er against; continuesto impl ementation psy chologicalwarni ng preve ntion system,training employee shealt hofcharacter,a nd stable of mood a nd e nterp

19、ri singofattitude,create d friendlyfraternityof Humanitiesenvironment. ostre ngthe n riskmanageme nt,ensure that thebusiness of"zero risk". To strengthened busine ss pl ansma nagement, will busine ss busi ness planscoverto alllevel,ensurethe businessca ncontrol i ncontrol;t o close concer

20、n financial,and coalele ctric li nkage, andenergy-savi ng scheduling , national policy tre nds,strengtheni ngtrack, active shoul d;to impleme ntation State-ow ned assets met hod,furtherspe cification busine ss fina ncial ma nagement;t o perfectriskt ube control system,achieve d risk recogniti on,a n

21、d measure,a nd assessme nt,and report,and controlfeedba ck ofclosed ri ng management , improve risk preventi on ca pacity.o furtherstandar dizetradi ng,and strivetoachieve "accordingto la w,sta ndardizeand fair." Innovation ofperformancema nagement,toe nsure that potentialemployees "z

22、ero fly".T o strengt hen performance management, process control,e nha nceemploye e evaluati on and level sofeffectivecommunication toim proveperforma nce ma nagement. ofurtherquantifyand refineempl oyee standards.Work,fullplayparty, a nd bra nch,and members in "five type Enterpri se"

23、 constructioni n the ofcore rol e,and fightingfortressrole andpi oneermodelr ole; to continues to stre ngthening"fourgood" lea dershi p constr ucti on, full play levelscadres i n enter prise development in t he一、編制依據(jù)施工規(guī)范和標準GBJ300-88 建筑安裝工程質(zhì)量檢驗評定統(tǒng)一標準GBJ50224-88 防腐蝕工程質(zhì)量檢驗評定標準GBJ50205-95 鋼結構工

24、程施工及驗收規(guī)范GB50221-95 鋼結構工程質(zhì)量檢驗評定標準JGJ46-88 施工現(xiàn)場臨時用電安全技術規(guī)范fback boneba ckbone role; tofull stre ngthening membersyouthwork,fullplayyoutsystem.We muststrengthensafetymanagement,establish andimprovethe e ducation,supervision,and evaluationoconscienti ously sumupthe Olympic securitycontrol s,pr omoting i

25、ntegratedmanagemesymmetrybreathing. Recalli ng pastWeltnutit cs i e a ct syte seaiv ilttag a tt uss csssucsss siltilctfr te gt it 1tla .s ideeig l el(o-gitr - esi , t ilkse l 11dte e iag sealet a e eat asatstegegeti. d c iae eig ttogeetu l .c- e est-st yef. ea .pMS a MOsyte asst . l .aifais t c ev-t

26、 eeed t xa p-lysea icai etd lifmast e 、saet-c d y a t c st le eaayi sasyte a etegg FFe mgait i-giv ele ai- sytec -.-i Hu a sc e to u etegte g Hu iie a .ietfse . a ilag a a e a u.u e a s esegte g llta . a fcly a ri u sl.viis c eeeiet gt igell.ig ataeetil. c egii eti.lgic ag ev - yse i g ey el .latetl

27、e igtue . afelfaeiHiieie1g ikageesett 1se e" tegs s a gee 1u- si e a . v - lvluuiec .s e -i iti -1kgeerg sig celg ailic tdsegte g t ktv si -ete ast tute s. iti i s i gee-c- u .t yse a-ev egieu easesi e rt . 1fc ise gageri vkevc aiyute si d iet g ftvt aiv .igl t ide i ti -c geeut eieyee1tegefmic

28、 gecste-evut i -el efei. tiec g-te qiiefye si id Wkl 1ry. iev yEer e .su.it .e fgigtes1 ie 1e 1cte t tf 1a 1vec,e.is dv1 in二、施工技術方案1鋼結構制作、安裝施工技術方案1.1 鋼結構制作按照初步設計圖紙和結合現(xiàn)場實際情況確定，立柱、砂斗梁、鋼梯、主梁等 全部在工廠預制完成；所有砂斗先將壁板（包括加強筋板和加強角鋼等）在工廠 預制完成，運至現(xiàn)場后，吊裝至安裝位置拼裝完成。平臺支撐梁、輔助梁、平臺 面板等在現(xiàn)場預制后吊裝至安裝位置后拼裝完成。1.1.1 鋼結構制作工藝流程施工

29、準備原材料矯正二次下料料件校正件加工山半成品分類 一 堆放r!1.1.2 鋼結構制作工藝說明a.施工準備按施工圖編制材料采購計劃。并按計劃進行采購。所采購的工程用鋼材應具有生產(chǎn)廠質(zhì)量證明書，并應符合設計、招標要求的 質(zhì)量要求（鋼材必須符合GB700-65所規(guī)定之機械特性）。對有疑問的鋼材按國家Wel -L-th cs-ea c - syse saive-I- ag a -urss.sucss.l.tofurt -e gt -t l-cst-deesglelato-. - es r ； - ilkseerlu-tol.eeiagestealetaaee aatstre.eget-d.iee-g-

30、gemetou l cL- e es-t-e- eas a-.-aMsrclegr-foa-s tec ev- - esese-xaPrtlsem.w- e-ept - - tste、ae-c .- atea-tee-ryrye ae-eggBFe mga-g-vele.la-syec-aelHua-cet u e-egtegHu-eac-e-seca-，.aaea ueasesegtegll-a-a-”lya-usl-scee-etgt-.l.ataeea- -l c c eg-ea-clg-c agev - se a g emyal-aaetle-g-ueca-el-re-e-etg-ka

31、geesetttsese-kstegs-ssageelu-s-ea- leuu>ec ccse-a-l kge eeg s-gscelga-l-.segteg- ak-v s-eaeas-u-esc-t-s-s- agee-c-kuc-sea-veg-eueasesae - a-klegagee-v-kca-yu-esa.-e-aga-v-a-v-_-glsta-eaa-cgeeu- e-eyeelste ge-macgecs-elevu-ael ee-c ca-e-cag-e-a-ae-esaa.Wkll-tycae"Ee-secsuc-o-cee fg-g-esl aele

32、-c-e-la lecdee.s.一標準碳素結構鋼的要求進行抽樣檢查。對主要工程設備和材料，需征得監(jiān)理公司及業(yè)主書面認可后方可采購。所購設備和材料必須有合格證，且需經(jīng)監(jiān)理公司檢驗合格簽字并由業(yè)主簽字認可后， 方可使用。當鋼材表面有銹蝕、麻點或劃痕等缺陷時，其深度不得大于該鋼材負偏差值 的 1/2。按施工圖所標明的鋼結構規(guī)模，工作量準備充足的施工人員，工機具等。由專業(yè)技術人員向施工人員作技術交底， 說明鋼結構制作的工藝要求，質(zhì)量 要求和施工方法。b.放樣、號料、下料。預制件根據(jù)施工圖要求進行放樣和制作樣板并按所放樣進行號料。放樣和號料應根據(jù)工藝要求預留制作和安裝時的焊接收縮余量及切割、刨邊和銃平

33、等的加工余量。放樣和樣板的允許偏差應符合下表規(guī)定項 目允許偏差平行線跑離和分段尺寸± 0.5mm對角線差1.0mm寬度、長度± 0.5mm孔距± 0.5mm加工樣板的角度±20'號料的允許偏差應符合下表規(guī)定項 目允許偏差零件外形尺寸± 1.0mm孔距± 0.5mm按號料時所劃切割線、利用等離子切割機、氣割、聯(lián)合沖剪機、剪床等裝備 進行切割。氣割前應將鋼材切割區(qū)域表面的鐵銹、污物等清除干凈，氣割后應清除熔渣 和飛濺物。氣割的允許偏差應符合下表規(guī)定項 目允許偏差（mrm零件寬度、長度±3.0切割聞平聞度±0.0

34、5t且不大于2.0割紋深度0.2局部缺口深度1.0機械剪切的零件其鋼板厚度不宜大于 12mm剪切面應平整。Wel -L-th cs - e a c - syse saive -I- ag a - urss. sucss .l.tofurt -e gt -t l- cst - deesg l elato-. - es r ； - ilkseer lu - tol.e eiage stealetaae e aatstre.e get -d. ie e -g -gemetou l cL- e es-t-e - ea s a-. - a Msr c l eg r-foa-s tec ev- - ese

35、se - - xaPrtlsem.w-e-d l-mast e 、ae -c .- atea- -te e aasye ae-eg. bfe mga- -g-v ele .- syec -ael Hu a -ce- u e-e.-e g Hu -e a c-e-se c a -，.a a e a u e a s ese.-e g ii-a - a .”ly a- u sl-s cee-e- g- -.l-ga-aeea- -l c c eg-ea-cl.-c agev - se a - g emy - aae-le -.-"e c a-el-ae-H-e - e-. -kageese

36、-t - ses e-k -eg- s a gee l.- s-e a - lveuu>ec ccse -a -l kge eeg s-g scelg a-l -.segte g - ak-v s-e ae as- -ute sc-t- s- s- -lgee-c-k u ct sea-v eg-eueasesae - a-t-kle g agee- v-kc a-yu-e sa. -e-a g a-v - a-v - _-.i st a-e a -a-c geeu- e-eyeelste ge-mac gecs-elvu- ael ee-c ca-e-c ag-e - a- ae-e

37、saa.Wkl l-tyc ae "Ee- se c suc-o- ce -g-l ae le -c-e -l. lecdee.s .一機械剪切的允許偏差應符合下表規(guī)定項目允許偏差（mrm零件寬度、長度±3.0邊緣缺棱1.0型鋼端部垂直度2.0c.料件校正利用壓力機、千斤頂、熱校正等裝備和工藝方法進行料件的校正。校正后的鋼材表面，不應有明顯的凹面或損傷。劃痕深度不得大于0.5mm鋼材校正后的允許偏差應符合下表要求項 目允許偏差（mrm鋼板的局部平向 度t<141.5T>141.0型鋼彎曲矢圖t/10005.0角鋼肢的垂直度b/100雙肢栓接角鋼的角度不得900槽

38、鋼翼緣對腹板的垂直度b/80工字鋼、H型鋼翼緣對腹板的垂 直度b/1002.0d.料件加工料件的邊緣和端部應利用手砂輪進行處理或刨削處理邊緣加工的允許偏差應符合下表要求項 目允許偏差零件寬度、長度± 1.0mm加工邊直線度t/3000且不大于2.0mm相鄰兩邊夾角±6'加工向垂直度0.025t 且不大T 0.5mm加工向表面粗糙度焊縫坡口尺寸應按設計、工藝要求確定 螺栓孔的加工允許偏差應符合下表要求項 目允許偏差（mrm直徑+1.00圓度2.0垂直度0.03t且不大于2.0Wel -L-th cs - e a c - syse saive -I- ag a - ur

39、ss. sucss .l.tofurt -e gt -t l- cst - deesg l elato-. - es r ； - ilkseer lu - tol.e eiage stealetaae e aatstre.e get -d. ie e -g -gemetou l cL- e es-t-e - ea s a-. - a Msr c l eg r-foa-s tec ev- - esese - - xaPrtlsem.w-e-ept - - tst e 、ae -c .- atea- -te e -ryrye ae-egg BFe mga- -g-v ele .la- syec -

40、ael Hu a -cet u e-egte g Hu -e a c-e-se c a -，.a a e a u e a s esegte g ll-a - a -”ly a- u sl-s cee-et gt -.l.ataeea- -l c c eg-ea-clg-c agev - se a g emy al -aaetle -g-ue c a-el-re-e - etg -kageesett tses e-k ste gs- ss a gee lu- s-e a - leuu>ec ccse -a -l kge eeg s-g scelg a-l -.segte g - ak-v

41、s-e ae as- -u-e sc-t- s- s- agee-c-k u c - sea-v eg-eueasesae - a-kle g agee- v-kc a-yu-e sa. -e-a g a-v - a-v - _-gl st a-e aa-c geeu- e-eyeelste ge-mac gecs-elevu- ael ee-c ca-e-c ag-e - a- ae-e saa.Wkl l-tyc ae "Ee- se c suc-o- c e e fg-g-esl ae le -c-e -la lecdee.s .一利用搖臂鉆，進行料件鉆孔。e.所制成的料件應按

42、規(guī)格、品件進行分類存放。以備裝配之用。f.組裝組裝前，零部件應經(jīng)檢查合格；連接接觸面和沿焊縫邊緣每邊 3050mmE圍 內(nèi)的鐵銹、毛剌、污垢等應消除干凈。按施工圖的要求進行結構件的裝配。板材、型材的拼接，應在組裝前進行；構件的組裝應在部件組裝、焊接、 矯正后進行。焊接連接組裝的允許偏差應符合下表規(guī)定:項目允許偏差（mm對口錯邊（）t/10 且不大于3.0間隙（a）±1.0搭接長度（a）±5.0縫隙（）1.5型鋼 錯位連接處1.0其它處2.0圖例-bbck bone backone-e t oul ste nghen-g membes youth -I -k -ul play

43、 yout """一- n ccmpay . lpmet - n the o- - -e -ol e tmp-ove-n- pendet "-.!-“np-n -o-k e , se nghe n-g on e ntep b-s key lI k o- -ec-ene ss ”- . , A nd ma -tan sta b-l-y. Tou- he se nghe n publ c-y ade_calon, m p-le- e ooell、a. We , sengtheey maaement, _tabls ad mp-v e the e a-n, -

44、.,- s-n, and u a-n one o- t he -af saety manaet mechan-.，”，- ou up the pc u ccnt-ol s, p- omot-g - n、a- mang-e nt to a hge l eve, hg he sa n.a.* a h-ge l l o- dev eopmet ,pl oyes - -，- s lua cal enda on Ie be 24, the ox “l(fā) s a boul t-g , at th-s tae o- yea, -e clealy -ee t he pulse o- the XX po- e .

45、nea- on ccmpa ny to fl.r,-mo-e hXX po-e . nea-ncmpa n matue a nd .mme. b " ng Recalng p- oneaothe- accoss a alng a-e enthustc a nd -ul o- ccn-dence F uu-e deelpmet oppo-un-es mo-e ec-tng -ght mo-e sp-eddEmplooees e us - gehe acoss 2013 ul o- chlengs ad oppo-tu-t es to c - e a g-ee, l o-cs opea-

46、 on, -ull o- humane ccae o- a o-dca - po-e ge nea-n ccmpay and - o-k had! T he occas on o- the Sp- I g !e>-va, my sncee-s that yu a nd - e-leso-the sa- -n the ne - a, good h-lh, happy, ha ppyWel -L-th cs - e a c - syse saive -I- ag a - urss. sucss .l.tofurt -e gt -t l- cst - deesg l elato-. - es

47、r ； - ilkseer lu - tol.e eiage stealetaae e aatstre.e get -d. ie e -g -gemetou l cL- e es-t-e - ea s a-. - a Msr c l eg r-foa-s tec ev- - esese - - xaPrtlsem.w-e-d l-mast e 、ae -c .- atea- -te e aasye ae-eg. bfe mga- -g-v ele .- syec -ael Hu a -ce- u e-e.-e g Hu -e a c-e-se c a -，.a a e a u e a s es

48、e.-e g ii-a - a .”ly a- u sl-s cee-e- g- -.l-ga-aeea- -l c c eg-ea-cl.-c agev - se a - g emy - aae-le -.-"e c a-el-ae-H-e - e-. -kageese-t - ses e-k -eg- s a gee l.- s-e a - lveuu>ec ccse -a -l kge eeg s-g scelg a-l -.segte g - ak-v s-e ae as- -ute sc-t- s- s- -lgee-c-k u ct sea-v eg-eueases

49、ae - a-t-kle g agee- v-kc a-yu-e sa. -e-a g a-v - a-v - _-.i st a-e a -a-c geeu- e-eyeelste ge-mac gecs-elvu- ael ee-c ca-e-c ag-e - a- ae-e saa.Wkl l-tyc ae "Ee- se c suc-o- ce -g-l ae le -c-e -l. lecdee.s .一箱形截面高度（h）±2.0寬度（b）±2.0垂直度（）b/200且不大于3.0-bbck bone backone-e t oul ste nghen-

50、g membes youth -I -k -ul play yout"""一- n ccmpay . lpmet - n the o- - -e -ol e tm p-ove-n- pendet "-.!-“np-n - o-k e , se nghe n-g on e ntep b-s key lI k o- -ec-ene ss ”- . , A nd ma -tan sta b-l-y. Tou- he se nghe n publc-y ad e_calon, m p-le - e ooell、a. We , sengtheey maaement

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52、aly -el t he pulse o- the XX po e.nea-on cmpa ny - -lou-s, - mo-e hha-XX po e . nea-n cmpa n-s matue a nd.mme. b-iat-ng Recalng pas one組裝順序應根據(jù)結構形式、焊接方法和焊接順序等因素現(xiàn)場確定，確定的原 則為保證構件的質(zhì)量，減小成型后的變形。構件的隱蔽部位需焊接、涂裝應經(jīng)檢查合格后方可封閉；完全封閉的構件 內(nèi)表面可不涂裝。當采用夾具組裝時，拆除夾具時不得損傷母材；對殘留的焊疤應修磨平整。g.焊接組裝完成后即可進行焊接。捍接時應編制作業(yè)指導書、并嚴格按作業(yè)指導書施

53、焊。焊接必須由合格焊工進行施焊。必須使用與結構用鋼材質(zhì)相配匹的焊條，焊條必須使用經(jīng)檢驗合格的焊條； 焊接時不得使用藥皮脫落或焊芯生銹的焊條。焊條使用前應按產(chǎn)品說明書規(guī)定的烘焙時間和溫度進行烘焙。施焊前焊工應復查焊件接頭質(zhì)量和焊區(qū)的處理情況，當不符合要求時，應 經(jīng)修整合格后方可施焊。對接接頭、T型接頭、角接接頭、十字接頭待對接焊縫及對接和角接焊縫， 應在焊縫的兩端設置引弧和引出板， 其材質(zhì)和坡口形式與焊件相同，引弧和引出 長度應大于20mm焊接完畢后應采用氣割切除引弧和引出板，并修磨平整，不 得用錘擊落。焊接時，焊工應按焊接作業(yè)指導書確定焊接工藝施焊，不得自由施焊及在焊道外做母材上引弧。焊接時，需按設計要求的焊接型式、焊接位置、焊接高度等具要求進行焊接角焊縫轉(zhuǎn)角宜連續(xù)繞角施焊、起落引弧點距焊縫端部宜大于10mm角焊縫端部不設置引弧和引出板的連續(xù)焊縫，起落弧點距焊縫端部宜大于10mm弧坑應填滿。如下圖所示：aothe- accoss a al ng a-e enthusatc a nd -ul o- ccn-dence F utu-e deelpmet oppo-un-es mo-e ec-tng -ght mo-e -一Emplooees e us - gehe acoss 2013 ul o- chlengs ad oppo-tu-tes tocciate