中环大厦施工组织设计
上海中环现代大厦办公楼预应力工程施工组织设计-施工技术文件上海同济建设管理科技工程公司上海同济建设管理科技工程公司地址：上海市赤峰路 83号2楼 邮编： 200092目目 录录1.1. 工程概况及施工条工程概况及施工条件件···················································· 4 41.11.1 工程概工程概要要·························································· 4 41.21.2 施工条施工条件件·························································· 5 52.2. 施工组织机构及总体目施工组织机构及总体目标标················································ 6 62.12.1 施工组织机施工组织机构构····················································· 6 62.22.2 预应力工程总体目预应力工程总体目标标················································ 6 62.32.3 在施工中必须遵守的施工及验收规在施工中必须遵守的施工及验收规范范································· 7 73.3. 预应力施工工艺流预应力施工工艺流程程···················································· 7 73.13.1 有粘结预应力梁施工工艺流有粘结预应力梁施工工艺流程程······································· 7 73.23.2 施工流程中注意事施工流程中注意事上海中环现代大厦办公楼预应力工程施工组织设计-施工技术文件1项项··············································· 8 83.33.3 土建总包对预应力分项工程工作的协土建总包对预应力分项工程工作的协调调······························ 10104.4. 预应力施工方预应力施工方法法·························································10104.14.1 有粘结预应力有粘结预应力梁梁····················································10104.24.2 预应力钢绞线张预应力钢绞线张拉拉················································· 13134.34.3 有粘结预应力钢绞线孔道灌有粘结预应力钢绞线孔道灌浆浆·······································16164.44.4 预应力钢绞线张拉端封预应力钢绞线张拉端封锚锚···········································18185.5. 临时设临时设施施······························································18185.15.1 施工区部施工区部分分·······················································18185.25.2 生活区部生活区部分分·······················································19195.35.3 临时设施管理要临时设施管理要求求··························································································20······205.45.4 临时设施示意临时设施示意上海中环现代大厦办公楼预应力工程施工组织设计-施工技术文件2图图····························································································20········206.6. 质量及进度保证措质量及进度保证措施施······························································································20··········206.16.1 工程质量保证体工程质量保证体系系···························································································20·······206.26.2 工程质量保证体工程质量保证体系系···························································································21·······216.36.3 质量监控要质量监控要点点·····················································25256.46.4 梁端部楼板抗裂处梁端部楼板抗裂处理理···············································25256.56.5 施工进度保证措施工进度保证措施施·················································26267.7. 安全生产、文明施安全生产、文明施工工····················································28287.17.1 安全生产、文明施工、总目标管理体系及保证措安全生产、文明施工、总目标管理体系及保证措施施·····················28287.27.2 消防措消防措施施·························································29298.8. 施工异常情况处理对策及计划施工异常情况处理对策及计划 ···········································2929上海中环现代大厦办公楼预应力工程施工组织设计-施工技术文件38.18.1 浇注混凝土时发现堵浇注混凝土时发现堵管管·············································29298.28.2 锚垫板端部浇注混凝土产生空洞，导致预应力张拉时锚具内陷的处理：锚垫板端部浇注混凝土产生空洞，导致预应力张拉时锚具内陷的处理：····29298.38.3 由于挤压锚失效使张拉预应力钢绞线时固定端失去作用的处理方法：由于挤压锚失效使张拉预应力钢绞线时固定端失去作用的处理方法：······29298.48.4 由于锚垫板保护层厚度较薄使得张拉时梁保护层爆裂的处理方法：由于锚垫板保护层厚度较薄使得张拉时梁保护层爆裂的处理方法：········30308.58.5 由于局部承压不足引起的端部混凝土张拉时压碎的处理方法：由于局部承压不足引起的端部混凝土张拉时压碎的处理方法：············30308.68.6 在预应力没有张拉前总包单位将预应力梁的支撑拆除的处理方法：在预应力没有张拉前总包单位将预应力梁的支撑拆除的处理方法：········30309.9. 竣工资竣工资料料······························································3030上海中环现代大厦办公楼预应力工程施工组织设计-施工技术文件4本本施施工工组组织织设设计计文文件件编编制制依依据据：1、施工设计图纸 2、 钢绞线、钢丝束无粘结预应力筋 JG300693；3、 混凝土结构工程施工及验收规范 GB50204-2002；4、 预应力筋用锚具、夹具和连接器应用技术规程 GB/T14370-2000；5、 预应力混凝土用钢绞线 GB/T5224-95；6、 预应力用电动油泵 JG/T5029-93；7、 预应力用液压千斤顶 JG/T5028-93；8、 后张预应力施工规程 DGJ08-235-99；9、 预应力混凝土结构设计规程 （上海市标准） DBJ08-69-97；10、 混凝土结构设计规范 GB50010-2002；11、 建筑结构荷载规范 GB50009-2001；12、 建筑工程预应力施工规程 CECS 180：200513、同济大学建筑科技工程公司施工组织设计编写大纲14、本工程特点、施工现场条件等。编制： 欧阳毅新 日期：审核：朱竹君 日期：批准：吴中权 日期：上海中环现代大厦办公楼预应力工程施工组织设计-施工技术文件5施施工工组组织织设设计计1 1、 工程概况及施工条件工程概况及施工条件1.11.1 工程概要工程概要1.1.11.1.1 工程名称和地址工程名称和地址工程名称：上海中环现代大厦办公楼工程地址： 1.1.21.1.2 工程内容简介工程内容简介本工程为框筒结构，在 525 层楼盖中，各有一根悬挑梁采用了后张法有粘结预应力技术。1.1.31.1.3 工程特点：一） 、本工程在预应力框架梁中配置有粘结预应力钢绞线，有粘结预应力束张拉端采用 15-7夹片式群锚体系；二） 、该工程预应力工程虽预应力用钢量不大，但对预应力施工质量的要求非常高，作为主要受力钢筋，预应力的施工质量直接关系到主体结构的抗裂及承载力能否达到设计要求。预应力施工期间预应力工程材料的品种较多，但每层用量小，且时间间隔较长，因此施工前必须仔细规划好材料的品种和进场时间。另外，预应力材料订货及检验环节较多，因此必须认真规划好钢绞线、锚具、波纹管、喇叭管等主要材料的订购、进场、检验问题，同时要根据总进度要求，切实安排好技术人员和一般劳动力的配置。三） 、预应力筋布置：根据设计图纸要求，预应力梁均采用直径为S15.24 有粘结预应力低松弛钢绞线；钢绞线强度等级均为 1860MPA。锚具选用 STM15 系列群锚体系，波纹管，螺旋筋与喇叭管配套选用。锚具张拉端采用类群锚，固定端采用挤压锚。无特殊情况，一般采用单端
