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1、CSPC NANHAI PETROCHEMICALS PROJECTCSPC 南海石化项目BACKFILLING OF OIL TANK FOUNDATION油 罐 砂 石 基 础 施 工WORK INSTRUCTION: WI-8710-8100-0005 SEPCO Electric Power Construction Corporation山东电力基本建设总公司REV版次DATE日期REASON FOR ISSUE修订原因BY编制CHKD审核REVIEW审查APPR批准A 20.Aug.2003 Issued for Approval Zhao.K Cao.AL Lin.H Ding.
2、PS00 28.Aug.2003 Issued for Use Zhao.K Cao.AL Lin.H Ding.PS01 13.Sep.2003 Issued for Approval Zhao.K Cao.AL Liu.QY Ding.PSCSPC Nanhai Petrochemical ProjectSEPCO Electric Power Construction Corp.WI-8710-8100-0005 Rev 01 Page2of 8 程序名称：油罐砂石基础施工目 录 content1.目的 purpose2.范围 scope3.职责 responsibilities4.参考
3、文件 references5.计量器具、工具、机械 tools and equipment6.劳动力组织 labors7.施工工序和施工方法 procedure and method8.附件 attachmentCSPC Nanhai Petrochemical ProjectSEPCO Electric Power Construction Corp.WI-8710-8100-0005 Rev 01 Page3of 8 程序名称：油罐砂石基础施工1.0 范围 scope本程序适用于 CSPC 南海石化项目 Steam & Power 生产区油罐砂石基础施工。It applies to bac
4、kfilling of oil tank foundation for CSPC Nanhai Petrochemical Project Steam and Power Generation Plant.2.0 目的 Purpose规定 SEPC01 在 CSPC 南海石化项目中油罐基础砂石回填的执行标准，以有效的控制回填过程及质量。To specify the standard applicable for the backfilling for the project so as to effectively control the quality of backfilling.3.0
5、职责 responsibilities技术负责人 Engineering supervisor 宋辉施工负责人 Construction superintendent 许德利测量安全 Survey safety 张胜利质检员 Quality inspector 高见技术员 Technician 赵克施工员 Construction supervisor 卜现刚3.1 SEPC1 建筑队负责对砂石回填的全过程进行管理。Sepco1 civil team is responsible for the management and control of backfilling.3.2 砂石回填班组负
6、责制安全施工措施，并予以执行。Backfilling group is responsible for working out the safety measure and the implementation.3.3 SEPC1 施工部对砂石回填的施工措施进行审核，并在作业过程中进行监督指导。Sepco1 Construction Dept is responsible for the review of the construction measures and the surveillance of implementing.3.4 SEPC1 HSE 部对砂石回填的安全措施进行审核，并
7、检查现场安全防护措施。SEPC1 HSE for the review of the safety measure and the inspection of safety prevention actions.3.5 砂石回填班组技术负责人员如有需要，负责办理受限空间施工许可证。CSPC Nanhai Petrochemical ProjectSEPCO Electric Power Construction Corp.WI-8710-8100-0005 Rev 01 Page4of 8 程序名称：油罐砂石基础施工The technician of the backfill group fo
8、r requesting work permit if required.3.6 SEPC1 管理人员及施工单位的负责人应坚守岗位，发现异常问题，立即报告或采取救援措施。Sepco1 management and subcontractors supervisor shall keep watch the site for handling any problems potentially arisen. 3.7 检测中心负责压实遍数、含水率的确定及压实系数的检测。The test center for the inspection of compacting times, water con
9、tent and compaction factor.4.0 参考文件 references4.1 相关设计图纸；related design drawings4.2 与施工图纸相关的设计变更文件；design change notes4.3 GB50202-20024.4 SP-8310-0000-0010 EARTHWORK SPECIFICATION4.5 PR-8710-8100-0013 SITE EXCAVATION AND BACKFILL5.0 计量器具、工具及机械 tools and equipment计量器具：水准仪、钢卷尺Measuring instrument: lev
10、el and tape工具：小推车。 Tool: wheelbarrow 机械：YZ-18 振碾式压路机一台、装载机一台、振动式打夯机一台、抽水机 5 台（所有机械进厂前应进行认真检查，并报有关部门审查通过后方能进入现场施工）machines: 1 roller, 1 loader, 1 rammer,5 water pumps.6.0 劳动力组织 labors技术员 1 人，施工员 1 人，测量员 1 名、安全员 1 名，质检员 1 名，壮工 20 名，熟练操作工 3 名。1 technician, 1 supervisor, 1 surveyor, 1 HSE member, 1 insp
11、ector, 20 labors and 3 operators.7.0 施工工序和施工方法 procedure and method7.1 施工工序 procedureCSPC Nanhai Petrochemical ProjectSEPCO Electric Power Construction Corp.WI-8710-8100-0005 Rev 01 Page5of 8 程序名称：油罐砂石基础施工砂石回填施工工序为：材料入场（带试验合格证/拌合报告） 验槽检查材料含水率(5.3%)，并提供报告砂石回填（每 30cm 一层） 砂石碾压(68 次) 每层检查并取样试验，并提交压实率试验报
12、告 压实率合格(压实率96%)后进行上一层砂石回填重复上述步骤，直至回填至设计标高。Ingress of the material to the job site (with the material test certificate/blend report) conformity inspection for base groundinspection of water content(5.3%) of material and check report issued backfilling (30cm each layer) compaction(68 times) final insp
13、ection and check report issued for compact rate of each layer proceed to backfilling if the compact rate meet requirements (Compact Rate96%).Repeat above steps till the design elevation.7.2 施工方法 method7.2.1 回填材料要求 requirement of backfilling materials回填材料为购买搅拌好的砂石（碎石、卵石最大粒径20mm,砂：中粗砂且细度模数 2.33.7，混合料中
14、碎石、卵石含量 40%）。拌合料进场前，应提供碎石、砂的试验报告，并对配合后的混合料进行检测。取样进行击实试验，并采用筛析法进行级配试验。Material is mixed sand and gravel at a portion of 40% of gravel and scree (Diameter of gravel and scree20mm, sand defined as medium and coarse sand with fineness modulus range 2.33.7). Before ingress of the material to the job site
15、, the test report of the sand and gravel should be furnished. And the material after blend should be tested. Compaction test and grading test shall be carried out as well.7.2.2 基底处理 base treatment回填前先清理基底，清除基坑内积水、淤泥和杂物，并防止地表滞水流入回填区域。清理完毕，进行基坑验收，符合要求方可进行砂石回填。The base shall be cleared, without any water, sullage and debris. The surface water shall be prevented into the b
