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1、xx水泥廠石灰石預均化堆場施工方案說明：Instructions：該方案編制依據：This Scheme is compiled according to：1、 石灰石預均化堆場施工圖紙 Drawings for limestone preblending stockpile2、 總承包合同要求 3、 施工現場環境、機具，施工經驗等 Site environment， equipments， and our construction experiences4、 建筑施工手冊（第四版） Construction Manual （fourth edition）一、 工程概況 Brief Intro2、duction of the Project1、 工程性質和作用該工程為xx水泥廠石灰石預均化堆場，其功能是儲存和運輸石灰石，建筑工期：土建部分計劃92天.質量要求:土建工程范圍是按照業主提供的文件所進行的交鑰匙模式施工，在施工的每一步都要業主的質量認可,達到業主的滿意。Nature of the Project and its functionThe Project is the limestone preblending stockpile of Riyadh Cement Company whose function is to store and transport limestone3、， and the time limit for the foundation is 92 days。 Quality requirements： The Civil Works Scope is a Turnkey pattern executed as per the documentations offered by the Owner with each step to be approved by and to the satisfaction of the Owner. 2、 建筑的結構特征該工程主要由網架基礎、堆取料機軌道基礎和石灰石運輸廊道組成，網架基礎由40個鋼筋混凝土基礎組4、成的半徑為56m的環形基礎，基礎之間用基礎梁連接,供上部施工金屬網架。堆取料機軌道基礎是半徑為51m的環型鋼筋混凝土基礎，基礎底寬1。2m，高1.3m，設置8道混凝土后澆帶以降低混凝土收縮應力，基礎上部設計有預埋螺栓，用于堆取料機軌道的安裝.石灰石運輸廊道為本工程施工的重點,其主要部位是位于場內的箱體結構進料倉，外部結構尺寸；高11m，寬8m，長40.5m，壁厚1m，底標高11m，局部12m,因為是地下工程，施工時要考慮防水,防潮措施.Structure Characteristic of the ConstructionThe Project consists of net frame fo5、undation, stocking and reclaiming track foundation and limestone belt conveyor. The net frame foundation is made up of 40 reinforced concrete foundations. The foundations will be connected with beams. The foundation of stocking and reclaiming track is a round one of a semidiametre 51 m. The width of6、 foundation is 1。2 m, length 1.3 m. 8 concrete rear casting belts are installed to reduce the contraction stress of the concrete。 Preembedded anchor bolt is installed on the upper part of the foundation. The limestone conveyor is the highlight of the project, with the bin as its main part， the dimen7、sion of which is as follows: height 11m, width 8m length 40。5m， thickness 1m, bottom elevation 11m, part 12m 。 Water proofing and moisture proofing should be taken into consideration since it is an underground project. 二、 施工目標 Objective of the Construction1、 工期目標計劃xx年8月25日開工，xx年11月25日結束，工期92天。Time l8、imit of the Construction The Construction begins on Aug 25, xx and will finish on Nov 25，xx with the period of 92 days。2、 質量目標確保優質工程，達到業主工程師滿意。Goals of QualityQuality is to be of superior and to the satisfaction of the Owners engineer.3、 安全生產目標堅持：“安全第一，預防為主的方針，保證一般事故率小于0。15%,工亡率為0，在施工期間杜絕一切重大安全事故。Ob9、jective of SafetySafety and precaution from accidents will always be put in the first place。 Common accident rate will be controlled within 0.15 and death rate 0%。Any major safety accident will be shunned。4、 文明施工和環保目標強化施工現場科學管理,滿足現場環保要求,達到業主工程師滿意。 Pursuit of order and environmental protection It is 10、our goal to reinforce the scientific management of the site construction, to meet with the environmental protection requirements and to make our Owner and Engineer satisfactory。5、 服務目標建造業主滿意工程.Target of our serviceA project to the satisfaction of the Owner三、 管理組織機構本工程根據其特點,在現場成立項目經理部，實施總承包管理模式，由項目經理11、項目總工程師、項目經濟師組成，負責對工程的領導、決策、指揮、協調、控制等事宜，對工程的進度、成本、質量、安全和現場文明施工等負全部責任。Administration By virtue of the characteristic of this project， the business pattern of General Contracting is brought into effect and the Project Management Department is to be established on the Site which is made up of Project M12、anager， Project Chief Engineer and Project Economist, who are responsible for the leading， decision-making， superintending， coordinating and controlling of the project， and who are also in full charge of the procedure， cost, quality， safety and orderly execution of the project. 四、施工方案1、 土方工程1-1、 室外自13、然地坪平整后0。2m，網架基礎土方挖深為1。1m，堆取料機軌道基礎土方挖深0.6m，采用機械破碎挖土，如遇回填土石方，需繼續挖至原土層，石灰石運輸廊道基礎挖深11m，土方開挖前，先爆破，后采用反鏟分兩層開挖,邊坡坡度根據巖石性質，層理特性和挖方深度確定，一般為1：0。351:1.5,基底根據構筑物尺寸每邊留置不少于1m的工作面，挖出的土方用自卸汽車運至場外，并平整好場地。Outdoor natural leveling -0.2m， net frame foundation excavation depth 1.1m。 stocking and reclaiming track foundat14、ion excavation depth 0.6m. adopt machinery crushing excavation. If meet refilling soil, should dig to the original layer. Limestone conveyor foundation depth 11m， blasting before excavation， sloping is between 1：0。35-1:1.5。 1m of working place is reserved。 The excavated soil and rocks are removed by15、 dumper to the outside and leveling is done. 1-2、 土方回填采用鏟運機運土分層回填，每層回填厚度不大于30cm,用蛙式打夯機夯實,并夯實后達到干燥時的密度的確90，上表面用振動壓實機壓實地表。Refilling is done by carry scraper and the refilling is done by layers， each layer the thickness is less than 30cm. and the frog hammer is used for tamping。 And the density when be16、ing dry is 90%, vibrating compactor is used to compact the soil surface. 2、 網架基礎和堆取料機基礎工程施工方法Net frame foundation and reclaimer foundation construction21、 基礎摸板利用多層膠合板、木支撐,棱角用小木方制成45度角,棱角直角邊長20mm，支撐方式如下圖： Foundation mould board will use ply-board， wood supporter, and angle will be filled with small w17、ooden cube with 45， the length of angle is 20mm which is shown by the following diagram：22、 堆取料機基礎螺栓可采用預留孔洞或溝槽，后栽螺栓的方式施工，保證螺栓的位置準確，后灌注的混凝土摻加膨脹劑，膨脹劑的使用參照使用說明書，并經業主工程師確認后施工。 The foundation bolts will be embedded in the concrete to guarantee that it is installed at the appropriate place. The concrete w18、ill be added sweller whose usage will follow instructions， and with the approval of engineer.3、石灰石運輸廊道工程施工；Limestone conveyor corridor construction31、 施工步驟；從進料倉開始以設計的變形縫劃分，分四個施工段，進行流水施工.Process: four parts altogether from the entrance of the materials.3-2、 模板工程施工方法；模板采用18mm厚木質膠合板,50100(mm）松木方制作，木楞間距19、300mm，用483.5鋼管做支架固定,參見“墻體模板施工圖”施工，通廊內側用483.5鋼管架設滿堂腳手架,外側架設雙排腳手架，腳手架同時當作鋼支架支撐模板，腳手架橫桿和立桿的間距均設為600mm，保證模板支撐強度和剛度，雙排腳手架外側與基坑壁靠緊，使其不會因混凝土側壓力產生橫向變形,保證混凝土墻壁的截面尺寸,模板內可用木方支撐，待混凝土澆注到此位置時將其取出。Mould board will be 18mm thick 50x100（mm) pine wook cubes, and the distance between wooden cubes will be 300mm， and fi20、xed with frame of steel tubes of483。5， see the “Drawings of Wall Mould Board”. The inner place of corridor will be filled with scaffold， and the outer place will be installed with two roll scaffold， and the scaffold will be used at the same time as supporter to support the board。 The distance is 60021、mm to guarantee the strength and severity. The two roll scaffold will be close to the pit side to avoid deformation. 以上模板支撐方案適用于地下部分，有基坑壁支護的位置.地上部分廊道的墻體模板采用14對拉螺栓固定,間距600mm,每側用兩根50100（mm）木方做橫楞，橫楞間距600mm。The above mould supporting plan is apt to underground part， with pit side supporter parts。 The wa22、ll mould board above ground will be fixed with bolts of14, distance 600mm， two wooden cubes of 50x100（mm) will be used with the distance of 600mm3-3、 鋼筋工程施工 Reinforced bars 、 鋼筋加工，現場設置一臺鋼筋切斷機,一臺鋼筋彎曲機，二臺電焊機，一臺鋼筋調直機，一處鋼筋制作棚。鋼筋質量需經業主工程師確認合格后加工制做。One set of bar cutter, one set of bar bender， two sets of23、 welder and one set of bar straighter. And erect a shed for the work。 The quality of the bars should require the Owners approval.、 鋼筋安裝：水平設置縱向鋼筋連接采用單面搭接焊，搭接長度10倍鋼筋直徑，豎向鋼筋采用電渣壓力焊,接槎相互錯開，距離為鋼筋直徑的35d以上，底板上排鋼筋用鐵馬登架起,間距1。5m，側壁雙排鋼筋間用10拉筋固定間距。側壁豎向鋼筋長度大于6m的采取在底板處設置插筋，后焊接上部鋼筋的方式施工。插筋留設方式參見標準圖集，并經業主工程師確認后施工。R24、einforcing bar :The level establishes lengthways reinforcing bar conjunction adoption the one side takes to connect the welding， taking to connect the length 10 times reinforcing bar diameter, the upright faces reinforcing bar adoption electricity pressure , connect the to shunt mutually, distance o25、f reinforcing bar the diametral 35 ds above, lining up the reinforcing bar to ascend with the iron on the scaleboard rises, is apart from 1。5 ms, side wall double row the reinforcing bar uses the 10 pull fix .The side wall upright faces the over and above a way for adopting in the scaleboard establi26、shing bar , behind welding upper part reinforcing bar construction in reinforcing bar length.Putting the bar stays to establish the way pays to the standard diagram gathers, combining after owner engineer confirm start construction。3-4、 混凝土工程 Concrete Project、 混凝土等級B25，提供混凝土用的砂、石、水泥試驗后經業主工程師認可，由試驗確定27、混凝土配合比，該工程混凝土采用罐車運輸，混凝土泵送澆筑，要求混凝土初凝時間不少于3小時，保證連續澆筑.Concrete grade B25， the sand， stones, cement should be tested and approved by Owners Engineer。 Trial mix cube is to be tested. The concrete is transported by transport mixer， and conveyed by pump。 Initial setting time is not less than 3 hours, and c28、ontinuous casting is required.混凝土澆筑施工縫的布置，該工程按設計變形縫分四個流水段施工，每一施工段底板與墻面之間設置一道施工縫，施工縫距底板上表面300mm高,施工縫制作成齒形防水帶，如圖所示，側壁與頂梁板澆注時，在側壁澆筑完畢后停歇11.5小時，使混凝土獲得初步沉實后在繼續澆筑，以防止接縫處出The concrete sprinkles to build the construction sews of arrange， that engineering transforms to sew to divide four flowing waters a con29、struction according to the design， each a construction a scaleboard establishes with wall construction sews， starting construction to sew to be apart from scaleboard top the surface 300 mms high。The construction stitches to make the permanent teeth form watertightness，shown as diagram, the side wall30、 sprinkles with crest beam plank to note, stop 1-1。5 hours after side wall sprinkle build to complete， make the concrete acquire the first step to sink solid the empress sprinkling to build continuously， in order to prevent joint。、 混凝土澆筑順序，底板混凝土澆筑應從一側開始縱向連續澆筑，側壁混凝土分層連續澆筑每層300-400高,并且在下層混凝土初凝之前澆筑上一層混31、凝土。Concrete casting order： it should be lengthwise and continuously, with 300-400 thickness， and the upper layer should be cast before solidification of the lower layer.4-4、 混凝土養護 concrete curing混凝土用混凝土養護液養護和澆水濕潤的方式進行養護。The concrete is cured with chemical liquid and water curing.五、 施工準備計劃 Preparatio32、n of construction1、 供水和供電：現場施工用水主要考慮木模板濕潤、混凝土養護、土方壓實等工程施工使用，配備60立方米水箱滿足施工用水。施工用電采用自備發電機組,供電量450KW,滿足該工程的施工臨時用電。Power supply and water supply60 cubic meter water tank should be prepared for the use of water on the site， mainly for moisture of wooden board， curing of concrete and compressing of soil。P33、ower supply: generator， capacity 450KW, to meet with the requirement on the site.2、 場內道路 Road on the site現場臨時道路，場地平整已施工完，符合施工要求。Leveling and profiling of road has been finished.3、 房屋設施 housing 現場利用一間原有的房屋修建后作為現場辦公、休息、小型材料、機具儲備等用房。To use the existing house for office, rest， and storeroom of materials34、, and small equipments.4、 現場勞動力組織 labour allocation 41、以工程處為主，組建一個綜合性施工隊伍，在結構施工階段，組成木模、鋼筋、混凝土三個專業班組，設木工工長兩人，鋼筋工長二人，混凝土工長兩人。Three groups will be established: wood moulding， reinforced bar and concrete， with two chiefs for each group。42、現場勞動組織需求量：結構施工階段,木工20人，鋼筋工15人，混凝土工12人，其他工種5人.Labours needed： 20 c35、arpenters， 15 bar labors， 12 concrete labors, and 5 of other labors。六、施工進度計劃progress 在保證施工質量的前提下，實行快速流水作業,做好本工程施工進度計劃.1、 廊道工程在平面上劃分為四個施工流水段，施工網絡計劃如圖:2、 網架基礎和堆取料機軌道基礎施工計劃安排：首先施工網架基礎,后施工堆取料機軌道基礎計劃工期40天.施工進度計劃見附表。Conveyor is divided into 4 parts。Net frame foundation and reclaimer track construction wil36、l be 40 days。七、施工質量保證措施 Measures of Quality Guarantee 1、加強技術管理,認真貫徹各項技術管理制度，開工前要落實各級人員崗位責任制，做好技術交底，施工中要認真檢查執行情況，開展全面質量管理活動，根據工序報驗程序，及時報請咨詢工程師審核。 We are to enhance the technical management， earnestly carry through each technical and management regulation。 Expressly stipulate the responsibility of eac37、h posting and well manage the shift， examine thoroughly during the execution and report to the Consultants for their approval。2、認真進行原材料檢驗,鋼材和水泥等材料,必須提供質量保證書，并按規定做好抽驗，各種強度等級的混凝土，要認真確定設計配合比,規定減水劑摻量，按規定制作試塊。 Steels, cement and all other raw materials should be well tested before access into the site an38、d their quality certificate and random test are required according to relevant stipulations。 Trial mix cubes should be made for various grades of concrete.3、加強材料管理，建立工料消耗臺帳，實行“當日記載，月底結帳”制度，鋼筋工程采用現場集中配料，冷拉和對焊措施，降低鋼材損耗。 Establish account book for raw materials and claims for the same are to be journal39、ized every day 。4、嚴格控制標高和垂直度，用經緯儀把軸線、邊線投到基礎底面，并做好控制點，外模安裝必須用線錘和經緯儀雙重檢查,模板安裝完畢后,須經質量檢驗人員驗收合格后，報業主工程師批準后進行下道工序施工。 Strictly control elevation and vertical。5、加強工序間配合，在結構施工中，水、電等工種，應與其密切配合,設專人檢查預留孔洞，埋件等的位置。 All the relevant sections should have good cooperation such as water supply and power supply。 八、施工40、安全保證措施 1、超過3m深的基坑,土石方開挖完成后，距基坑1.2m處和出入口設置一道高0.9m的護欄，施工用機具材料不準存放在護欄內，非本專業施工人員不準隨便進入工作區。 A 0.9m railing is to be erected around pits which are more than 3m deep, and any tools or materials are forbidden within the railing， and only workers of the pit shall be permitted into the railing. 2、加強放火工作,現場設置滅41、火裝置和滅火器具。 Fire hydrant and fire extinguisher are to be placed on the site。3、 做好安全生產教育和職工安全素質培養，做好分部分項作業時的安全交底工作,施工班組每天召開班前會，對工人進行針對性安全教育，新工人未經教育不得上崗。Do the safety training, hold a short meeting about safety every morning, discuss and solve existing safety problems. New workers must have a safety tra42、ining before working on the site。 專業工長在分項工程施工前,以書面形式向班長交底，在涉及重大安全問題時，召集全體操作人員現場交底，并且全員簽字。 Written delivery receipt is a must in shifting， and signatures of all are required for safety cases.4、加強機械設備接地,建筑物及設備的避雷裝置和其他安全限位的管理和整改.Earthing of equipment is strictly requested. And lightening conductor is a43、lso required. 5、機械操作人員，特殊工種必須經過培訓，持證上崗上班，非操作人員不準動用機電設備。Machine operators must have a training before operating。九、文明施工管理措施 orderly execution of the construction 1、現場成立文明施工領導小組,由項目經理負責現場文明施工，以創文明施工樣板工程為奮斗目標。 Specific department is to be established for the orderly execution and it is our tenet to esta44、blish the system to keep a orderly and proper execution for the construction. 2、現場布置按計劃安排，建筑材料堆放整齊,構件材料分門別類，道路通暢,臨時設施整齊有序，垃圾及時清掃，做到隨做隨清，現場內無施工垃圾，文明整潔. Keep the site clean and tidy， categorize all the materials and spare parts. Make the roads always accessible， temporary buildings neat， construction 45、waste cleared in time. 十、施工資源計劃 construction plans 1、主要施工機具需用量計劃表 Equipments and machines needed 序號機具名稱型號及規格單位數量1鋼筋切斷機氣短直徑32mm臺12鋼筋彎曲機彎曲直徑32mm臺13鋼筋調直機臺14電焊機BX-300臺25氣割工具套26木工圓盤鋸臺27平刨機臺28自動壓刨機臺19混凝土運輸車、輸送泵臺210攪拌機臺111切割機臺212電渣壓力焊機具套413汽車吊20T輛114運輸汽車輛115蛙式打夯機臺216震動器臺617震動棒條20ItemName of equipmentsSpeci46、ficationsunitQuantity1Bar cutterDia 32mmset12Bar benderBending dia 32mmSet 13Bar straightening machineSet 14 Welding machineBX300set25Gas cutterset26Carpenters rotary sawSet 27Trying planeset28Automatic Thicknessing machineset19Concrete mixer and conveying pumpSet 210mixerSet 111Cutting machineset2147、2Electroslag press welderSet 413Truck crane20tSet 114carrierset115Frog rammerSet 216jolterSet 617vibratorbar202、施工工具需用量計劃表序號工具名稱型號及規格單位數量1雙輪推車臺102打氣筒個23修補工具、材料套14羊角錘把205手鋸把206斧子把107釘袋個208尖鎬把59尖鍬把2010平板鍬把2011鐵挫把1012綜繩M10013手板葫蘆套2014對拉螺絲個10015眼鏡扳子個20Tools needed ItemName of toolsspecificationsunitquan48、tity1Two wheel trolleyset102inflatorpiece23Tools and materials for repairSet 14Nailhammer piece205Hand sawpiece206axepiece107Nail bagpiece208Acute hammerPiece59Acute shovelpiece2010Flat shovelpiece2011filePiece 1012cordM10013Handpulling blockset2014screwpiece10015spannerpiece20主要施工材料計劃表序號材料名稱型號及規格單位49、數量1鋼筋T3052混凝土m343003模板木材50100木方m315018厚膠合板m31204腳手工具483.5管T70直角扣件T17對接扣件T7旋轉扣件t2底座個1500Materials neededItemName of materialspecificationsunitquantity1Reinforced bart3052concretem343003Mould board50x100cubicm315018 thickness plywoodm31204Scaffold facilities483。5tubet70Right angle fastenert17Abutting 50、joint fastenert7Rotary bucklet2basepeice1500十一、施工平面布置圖 Construction layout模板結構設計1） 混凝土側壓力值：concrete side pressure混凝土自重 concrete self weight 24 KN/m2 強度等級 strength grade B25F=0.22c to12v1/2 F=c。H其中: F - 新澆筑對模板最大側壓力 maximum pressure to the mould board （KN/m2) c-混凝土的重力密度 gravity of concrete(KN/m2） to -51、混凝土初凝時間表time of initial solidarity of concrete （h） 實測或to=200/(T+15) T為混凝土溫度temperature of concrete：取20度。 20 V -混凝土澆筑速度 casting speed of concrete（m/h)： 取1。2(m/h) H -混凝土側壓力位置處至混凝土頂面的總高度concrete pressure and total height。 (m): 取8m 12 -修正系數corrected modulo 塌落度 slump 110150mm時取1。15混凝土側壓力標準值：concrete side52、 pressure data F1=0。22245.711。151.21/2=38 KN/m2 F2=248=192 KN/m2取二者中小值: take the lower one of the two F1=38 KN/m2混凝土側壓力設計值:concrete side pressure designed data F=381。20.9=41.04 KN/m2傾倒混凝土時產生的水平荷載 (查表8-66）得4 KN/m2horizontal loading during the concrete dumping荷載設計值Loading designed data F=41。40.9=5。04 53、KN/m2按表869進行荷載組合loading combination according to diagram 869：F=41.04+5.04=46.08 KN/m2化為均布荷載average loading ：q1=46。080.31000=13N/mm 用于計算承載力to calculate loading capacity q2=41.040.31000=12。3 N/mm 用于驗算撓度to calculate bending。膠合板強度驗算strength of plywood: 查表8-55得,彈性模量elastic E=4.0103N/mm2 靜彎曲強度static bendi54、ng =30 N/mm2查表874 M=0。1 q l2=0。1133002=11。7104 N。mm表2-105 W=b。h2/6=3001826=16200 mm2 I=b。h3/12=30020312=145800mm4 =M/W=11.7104/16200=7.2 N/mm230 N/mm2 （可)撓度驗算 bending =0.677。q.L4/(100.E。I）=0。67712。33004(1004.0103145800=1.15mm 300/200=1.5mm (可）木楞強度驗算wooden block表2-105 W= b.h2/6=51026=83000mm3 I=b.h3/55、12=510312=417104mm4 表874 M=0.1 q l2=0.1136002=468000 N。mm =M/W=46800083000=5.64 N/mm213 N/mm2 （可） 表898木楞撓度驗算：block bending 查表298 E=9000 =0.677.q。L4/（100.E.I）=0。67712。36004（1009000417104）=0.28 mmL/400=1.5 mm (可）鋼楞驗算 steel block查表 86 483.5鋼管的截面特征為:section of steel bar I=12.19cm4 W=5。81cm3查表874 M=0.26P56、L=0.2613600600=1216800 N。mm抗彎承載能力 anti bending loading =M/W=12168005。81103=209 N/mm2 215（可）撓度驗算 bending =1。883。q.L3/（100.E。I）=1。883136003600(1002。0610512。19104）=1。26mm 600/400=1.5 （可） （ E鋼材彈性模量 steel elastic 2。06105 N/mm2 ）扣件容許荷載查表85 fastener loading 蝶型扣件butterfly fastener18型: 18kN F=46.080。60.6=16。5618Kn (可)查表12150 14 mm螺栓受拉承栽設計值bolt loading designN=19.6KN可 使用螺栓可采用14 mm以上的普通螺栓 normal bolt above 14 mmShall be used.17