某钢结构工程简易施工方案

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构施工方案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、编制依据施工规范和标准GBJ300-88 建筑安装工程质量检验评定统一标准GBJ50224-88 防腐蚀工程质量检验评定标准GBJ50205-95 钢结构工

24、程施工及验收规范GB50221-95 钢结构工程质量检验评定标准JGJ46-88 施工现场临时用电安全技术规范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、施工技术方案1钢结构制作、安装施工技术方案1.1 钢结构制作按照初步设计图纸和结合现场实际情况确定，立柱、砂斗梁、钢梯、主梁等 全部在工厂预制完成；所有砂斗先将壁板（包括加强筋板和加强角钢等）在工厂 预制完成，运至现场后，吊装至安装位置拼装完成。平台支撑梁、辅助梁、平台 面板等在现场预制后吊装至安装位置后拼装完成。1.1.1 钢结构制作工艺流程施工

29、准备原材料矫正二次下料料件校正件加工山半成品分类 一 堆放r!1.1.2 钢结构制作工艺说明a.施工准备按施工图编制材料采购计划。并按计划进行采购。所采购的工程用钢材应具有生产厂质量证明书，并应符合设计、招标要求的 质量要求（钢材必须符合GB700-65所规定之机械特性）。对有疑问的钢材按国家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.一标准碳素结构钢的要求进行抽样检查。对主要工程设备和材料，需征得监理公司及业主书面认可后方可采购。所购设备和材料必须有合格证，且需经监理公司检验合格签字并由业主签字认可后， 方可使用。当钢材表面有锈蚀、麻点或划痕等缺陷时，其深度不得大于该钢材负偏差值 的 1/2。按施工图所标明的钢结构规模，工作量准备充足的施工人员，工机具等。由专业技术人员向施工人员作技术交底， 说明钢结构制作的工艺要求，质量 要求和施工方法。b.放样、号料、下料。预制件根据施工图要求进行放样和制作样板并按所放样进行号料。放样和号料应根据工艺要求预留制作和安装时的焊接收缩余量及切割、刨边和铳平

33、等的加工余量。放样和样板的允许偏差应符合下表规定项 目允许偏差平行线跑离和分段尺寸± 0.5mm对角线差1.0mm宽度、长度± 0.5mm孔距± 0.5mm加工样板的角度±20'号料的允许偏差应符合下表规定项 目允许偏差零件外形尺寸± 1.0mm孔距± 0.5mm按号料时所划切割线、利用等离子切割机、气割、联合冲剪机、剪床等装备 进行切割。气割前应将钢材切割区域表面的铁锈、污物等清除干净，气割后应清除熔渣 和飞溅物。气割的允许偏差应符合下表规定项 目允许偏差（mrm零件宽度、长度±3.0切割闻平闻度±0.0

34、5t且不大于2.0割纹深度0.2局部缺口深度1.0机械剪切的零件其钢板厚度不宜大于 12mm剪切面应平整。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 .一机械剪切的允许偏差应符合下表规定项目允许偏差（mrm零件宽度、长度±3.0边缘缺棱1.0型钢端部垂直度2.0c.料件校正利用压力机、千斤顶、热校正等装备和工艺方法进行料件的校正。校正后的钢材表面，不应有明显的凹面或损伤。划痕深度不得大于0.5mm钢材校正后的允许偏差应符合下表要求项 目允许偏差（mrm钢板的局部平向 度t<141.5T>141.0型钢弯曲矢图t/10005.0角钢肢的垂直度b/100双肢栓接角钢的角度不得900槽

38、钢翼缘对腹板的垂直度b/80工字钢、H型钢翼缘对腹板的垂 直度b/1002.0d.料件加工料件的边缘和端部应利用手砂轮进行处理或刨削处理边缘加工的允许偏差应符合下表要求项 目允许偏差零件宽度、长度± 1.0mm加工边直线度t/3000且不大于2.0mm相邻两边夹角±6'加工向垂直度0.025t 且不大T 0.5mm加工向表面粗糙度焊缝坡口尺寸应按设计、工艺要求确定 螺栓孔的加工允许偏差应符合下表要求项 目允许偏差（mrm直径+1.00圆度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 .一利用摇臂钻，进行料件钻孔。e.所制成的料件应按

42、规格、品件进行分类存放。以备装配之用。f.组装组装前，零部件应经检查合格；连接接触面和沿焊缝边缘每边 3050mmE围 内的铁锈、毛剌、污垢等应消除干净。按施工图的要求进行结构件的装配。板材、型材的拼接，应在组装前进行；构件的组装应在部件组装、焊接、 矫正后进行。焊接连接组装的允许偏差应符合下表规定:项目允许偏差（mm对口错边（）t/10 且不大于3.0间隙（a）±1.0搭接长度（a）±5.0缝隙（）1.5型钢 错位连接处1.0其它处2.0图例-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 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宽度（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

51、, _tabls ad mp-v e the ea-n, -.,- s-n, and u a-n one o- the -af saety manaet meI cons-ent-ouHy >umup the pc scu cnt-l s, p- omo-g - ntgatd mange nt to a h-ge l eve, hg he sandads a h-ge l l o- dev eopmet Impl oyees - day - s lua cal enda on Ie be " teox “l sa bou - -g, at ths tmeo- yea, ecle

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组装顺序应根据结构形式、焊接方法和焊接顺序等因素现场确定，确定的原 则为保证构件的质量，减小成型后的变形。构件的隐蔽部位需焊接、涂装应经检查合格后方可封闭；完全封闭的构件 内表面可不涂装。当采用夹具组装时，拆除夹具时不得损伤母材；对残留的焊疤应修磨平整。g.焊接组装完成后即可进行焊接。捍接时应编制作业指导书、并严格按作业指导书施

53、焊。焊接必须由合格焊工进行施焊。必须使用与结构用钢材质相配匹的焊条，焊条必须使用经检验合格的焊条； 焊接时不得使用药皮脱落或焊芯生锈的焊条。焊条使用前应按产品说明书规定的烘焙时间和温度进行烘焙。施焊前焊工应复查焊件接头质量和焊区的处理情况，当不符合要求时，应 经修整合格后方可施焊。对接接头、T型接头、角接接头、十字接头待对接焊缝及对接和角接焊缝， 应在焊缝的两端设置引弧和引出板， 其材质和坡口形式与焊件相同，引弧和引出 长度应大于20mm焊接完毕后应采用气割切除引弧和引出板，并修磨平整，不 得用锤击落。焊接时，焊工应按焊接作业指导书确定焊接工艺施焊，不得自由施焊及在焊道外做母材上引弧。焊接时，需按设计要求的焊接型式、焊接位置、焊接高度等具要求进行焊接角焊缝转角宜连续绕角施焊、起落引弧点距焊缝端部宜大于10mm角焊缝端部不设置引弧和引出板的连续焊缝，起落弧点距焊缝端部宜大于10mm弧坑应填满。如下图所示：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