项目zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 项次zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 内容zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 检查数量zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 检验方法zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE |
主控项目zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 1zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 1zkuäÆÊNËbbs.3c3t.comC^i_sVE 水泥进场时应对其品种、级别、包装或散装仓号、出厂日期等进行检查,并应对其强度、安定性及其他必要的性能指标进行复验,其质量必须符合现行国家标准《硅酸盐水泥、普通硅酸盐水泥》GB175等的规定。zkuäÆÊNËbbs.3c3t.comC^i_sVE 2zkuäÆÊNËbbs.3c3t.comC^i_sVE 当在使用中对水泥质量有怀疑或水泥出厂超过三个月(快硬硅酸盐水泥超过一个月)时,应进行复验,并按复验结果使用。zkuäÆÊNËbbs.3c3t.comC^i_sVE 3zkuäÆÊNËbbs.3c3t.comC^i_sVE 钢筋混凝土结构、预应力混凝土结构中,严禁使用含氯化物的水泥。zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 按同一生产厂家、同一等级、同一批号且边疆进场的水泥,袋装不超过200t为一批,散装不超过500t为一批,每批抽样不少于一次。zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 检查产品合格证、出厂检验报告和进场复验报告。zkuäÆÊNËbbs.3c3t.comC^i_sVE
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2zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 1zkuäÆÊNËbbs.3c3t.comC^i_sVE 混凝土中掺用外加剂的质量及应用技术应符合现行国家标准《混凝土外加剂》GB8076、《混凝土外加剂应用技术规范》GB50119等和有关环境保护的规定。zkuäÆÊNËbbs.3c3t.comC^i_sVE 2zkuäÆÊNËbbs.3c3t.comC^i_sVE 预应力混凝土结构中,严禁使用含氯化物的外加剂。钢筋混凝土结构中,当使用含氯化物的外加剂时,混凝土中氯化物的总含量应符合现行国家标准《混凝土质量控制标准》GB50164的规定。zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 按进场的批次和产品的抽样检验方案确定。zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 检查产品合格证、出厂检验报告和进场复验报告。zkuäÆÊNËbbs.3c3t.comC^i_sVE
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3zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 混凝土中氯化物和碱的总含量应符合现行国家标准《混凝土结构设计规范》GB50010和设计的要求。zkuäÆÊNËbbs.3c3t.comC^i_sVE
| ——zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 检查原材料试验报告和氯化物、碱的总含量计算书。zkuäÆÊNËbbs.3c3t.comC^i_sVE
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一般项目zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 1zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 混凝土中掺用矿物掺合料的质量应符合现行国家标准《用于水泥和混凝土中的粉煤灰》GB1596等的规定。矿物掺合料的掺量应通过试验确定。zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 按进场的批次和产品的抽样检验方案确定。。zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 检查出厂合格证和进场复验报告。zkuäÆÊNËbbs.3c3t.comC^i_sVE
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2zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 普通混凝土所用的粗、细骨料的质量应符合国家现行标准《普通混凝土用碎石或卵石质量标准及检验方法》JGJ153、《普通混凝土用砂质量标准及检验方法》JGJ52的规定。zkuäÆÊNËbbs.3c3t.comC^i_sVE 注:1 混凝土用的粗骨料,其最大颗粒粒径不得超过构件截面最小尺寸的1/4,且不得超过钢筋最小净间距的3/4。zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE 2 对混凝土实心板,骨料的最大粒径不宜超过板厚的1/3,且不得超过40mm。zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 按进场的批次和产品的抽样检验方案确定。zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 检查进场复验报告。zkuäÆÊNËbbs.3c3t.comC^i_sVE
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3zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 拌制混凝土宜采用饮用水;当采用其他水源时,水质应符合国家现行标准《混凝土拌合用水标准》JGJ63的规定。zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 同一水源检查不应少于一次。zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 检查水质试验报告。zkuäÆÊNËbbs.3c3t.comC^i_sVE
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项目zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 项次zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 内容zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 检查数量zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 检验方法zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE |
主控项目zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 1zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 结构混凝土的强度等级必须符合设计要求。用于检查结构构件混凝土强度的试件,应在混凝土的浇筑地点随机抽取。取样与试件留置应符合下列规定:zkuäÆÊNËbbs.3c3t.comC^i_sVE 1 每拌制100盘且不超过100m3的同配合比的混凝土,取样不得少于一次;zkuäÆÊNËbbs.3c3t.comC^i_sVE 2 每工作班拌制的同一配合比的混凝土不足100盘时,取样不得少于一次;zkuäÆÊNËbbs.3c3t.comC^i_sVE 3 当一次连续浇筑超过1000m3时,同一配合比的混凝土每200m3取样不得少于一次;zkuäÆÊNËbbs.3c3t.comC^i_sVE 4 每一楼层、同一配合比的混凝土,取样不得少于一次;zkuäÆÊNËbbs.3c3t.comC^i_sVE 5 每次取样应至少留置一组标准养护试件,同条件养护试件的留置组数应根据实际需要确定。zkuäÆÊNËbbs.3c3t.comC^i_sVE
| ——zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 检查施工记录及试件强度试验报告。zkuäÆÊNËbbs.3c3t.comC^i_sVE
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2zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 对有抗渗要求的混凝土结构,其混凝土试件应在浇筑地点随机取样。同一工程、同一配合比的混凝土,取样不应少于一次,留置组数可根据实际需要确定。zkuäÆÊNËbbs.3c3t.comC^i_sVE
| zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 检查试件抗渗试验报告zkuäÆÊNËbbs.3c3t.comC^i_sVE
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3zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 混凝土原材料每盘称量的偏差应符合下表7.4.3的规定。zkuäÆÊNËbbs.3c3t.comC^i_sVE 原材料每盘称量的允许偏差zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 每工作班抽查不应少于一次。zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 复称zkuäÆÊNËbbs.3c3t.comC^i_sVE
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材料名称zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 允许偏差zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE |
水泥、掺合料zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | ±2%zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE |
粗、细骨料zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | ±3%zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE |
水、外加剂zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | ±2%zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE |
注:1 各种衡器应定期核验,每次使用前应进行零点校核,保持计量准确;zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE 2 当遇雨天或含水率有显著变化时,应增加含水率检测次数,并及时调整水和骨料的用量。zkuäÆÊNËbbs.3c3t.comC^i_sVE
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4zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 混凝土运输、浇筑及间歇的全部时间不应超过混凝土的初凝之前将上一层混凝土浇筑完毕。zkuäÆÊNËbbs.3c3t.comC^i_sVE 当底层混凝土初凝后浇筑上一层混凝土时,应按施工技术方案中对施工缝的要求进行处理。zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 全数检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 观察,检查施工记录zkuäÆÊNËbbs.3c3t.comC^i_sVE
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一般项目zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 1zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 施工缝的位置应在混凝土浇筑前按设计要求和施工技术方案确定。施工缝的处理应按施工技术方案执行。zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 全数检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 观察,检查施工记录zkuäÆÊNËbbs.3c3t.comC^i_sVE
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2zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 后浇带的留置位置应按设计要求和施工技术方案确定。后浇带混凝土浇筑应按施工技术方案进行。zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 全数检查。zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 观察,检查施工记录zkuäÆÊNËbbs.3c3t.comC^i_sVE
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3zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 混凝土浇筑完毕后,应按施工技术方案及时采取有效的养护措施,并应符合下列规定:zkuäÆÊNËbbs.3c3t.comC^i_sVE 1 应在浇筑完毕后的12h以内对混凝土加以覆盖并保湿养护;zkuäÆÊNËbbs.3c3t.comC^i_sVE 2 混凝土浇水养护的时间:对采用硅酸盐水泥、普通硅酸盐水泥或矿渣硅酸盐水泥拌制的混凝土,不得少于7d;对掺用缓凝型外加剂或有抗渗要求的混凝土,不得少于14d;zkuäÆÊNËbbs.3c3t.comC^i_sVE 3 浇水次数应能保持混凝土处于湿润状态;混凝土养护用水应与拌制用水相同;zkuäÆÊNËbbs.3c3t.comC^i_sVE 4 采用塑料布覆盖养护的混凝土,其敞露的全部表面应覆盖严密,并应保持塑料布内有凝结水;zkuäÆÊNËbbs.3c3t.comC^i_sVE 5 混凝土强度达到1.2N/mm2前,不得在其上踩踏或安装模板及支架。zkuäÆÊNËbbs.3c3t.comC^i_sVE 注:1 当日平均气温低于5℃时,不得浇水zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE 2 当采用其他品种水泥时,混凝土的养护时间应根据所采用水泥的技术性能确定;zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE 3 混凝土表面不便浇水或使用塑料布时,宜涂刷护剂;zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE 4 对大体积混凝土的养护,应根据气候条件按施工技术方案采取控温措施。zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 全数检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 观察,检查施工记录zkuäÆÊNËbbs.3c3t.comC^i_sVE
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项目zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 项次zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 内 容zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 检查数量zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 检验方法zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE |
主控项目zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 1zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 现浇结构不应有影响结构性能和使用功能的尺寸偏差。混凝土设备基础不应有影响结构性能和设备安装的尺寸偏差。zkuäÆÊNËbbs.3c3t.comC^i_sVE 对超过尺寸允许偏差且影响结构性能和安装、使用功能的部位,应由施工单位提出技术处理方案,并经监理(建设)单位认可后进行处理,对经处理的部位,应重新检查验收。zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 全数检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 量测,检查技术处理方案。zkuäÆÊNËbbs.3c3t.comC^i_sVE
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一般项目zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 1zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 现浇结构和混凝土设备基础拆模后的尺寸偏差应符合下表8.3.2-1、表8.3.2-2的规定。zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 按楼层\结构缝或施工段划分检验批.在同一检验批内,对梁\柱和独立基础,应抽查构件数量的10%,且不少于3件;对墙和板,应按有代表性的自然间抽查10%,且不少于3间;对大空间结构,墙可按相邻轴线间高度5m左右划分检查面,板可按纵、横轴线划分检查面,抽查10%,且均不少于3面;对电梯井,应全数检查。对设备基础,应全数检查。zkuäÆÊNËbbs.3c3t.comC^i_sVE
| zkuäÆÊNËbbs.3c3t.comC^i_sVE
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GB50204-2002规范表8.3.2-1如下zkuäÆÊNËbbs.3c3t.comC^i_sVE
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项目zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 允许偏差(mm)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | zkuäÆÊNËbbs.3c3t.comC^i_sVE
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轴线zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE位置zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 基础zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 15zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 钢尺检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
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独立基础zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 10zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE |
墙、柱、梁zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 8zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE |
剪力墙zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 5zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE |
垂直度zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 层高zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | ≤5mzkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 8zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 经纬仪或吊线、钢尺检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
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>5mzkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 10zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE |
全高(H)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | H/1000且≤30zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 经纬仪、钢尺检查zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE |
标高zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 层高zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | ±10zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 水准仪或拉线、钢尺检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
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全高zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | ±30zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE |
截面尺寸zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | +8,-5zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 钢尺检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
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电梯井zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 井筒长、宽对定位中心线zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | ±25,0zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 钢尺检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
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井筒全高(H)垂直度zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | H/1000且≤30zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 经纬仪、钢尺检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
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表面平整度zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 8zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 2m靠尺和塞尺检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
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预埋设施中心线位置zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 预埋件zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 20zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 钢尺检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
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预埋螺栓zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 5zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE |
预埋管zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | ±3,0zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE |
预留洞中心线位置zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 15zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 钢尺检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
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注:检查轴线、中心线位置时,应沿纵、横两个方向量测,并取其中的较大值。zkuäÆÊNËbbs.3c3t.comC^i_sVE
| zkuäÆÊNËbbs.3c3t.comC^i_sVE
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GB50204-2002规范表8.3.2-2如下zkuäÆÊNËbbs.3c3t.comC^i_sVE
| zkuäÆÊNËbbs.3c3t.comC^i_sVE
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项目zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 允许偏差(mm)zkuäÆÊNËbbs.3c3t.comC^i_sVE
| zkuäÆÊNËbbs.3c3t.comC^i_sVE
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坐标位置zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 20zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 钢尺检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
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不同平面的标高zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 0,-20zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 水准仪或拉线、钢尺检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
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平面外形尺寸zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | ±20zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 钢尺检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
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凸台上平面外形尺寸zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 0,-20zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 钢尺检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
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凹穴尺寸zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | ±20,0zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 钢尺检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
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平面水平度zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 每米zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 5zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 水平尺、塞尺检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
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全长zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 10zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 水准仪或拉线、钢尺检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
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垂直度zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 每米zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 5zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 经纬仪或吊线、钢尺检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
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全高zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 10zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE |
预埋地脚螺栓zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 标高(顶部)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | +20,0zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 水准仪或拉线、钢尺检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
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中心距zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | ±2zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 钢尺检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
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预埋地脚螺栓孔zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 中心线位置zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 10zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 钢尺检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
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深度zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | ±20,0zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 钢尺检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
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孔垂直度zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 10zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 吊线、钢尺检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
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预埋活动地脚螺栓锚板zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 标高zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | ±20,0zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 水准仪或拉线、钢尺检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
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中心线位置zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 5zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 钢尺检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
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带槽锚板平整度zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 5zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 钢尺、塞尺检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
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带螺纹孔锚板zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE平整度zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 2zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 钢尺、塞尺检查zkuäÆÊNËbbs.3c3t.comC^i_sVE
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注:检查坐标、中心线位置时,应沿纵、横两个方向量测,并取其中的较大值。zkuäÆÊNËbbs.3c3t.comC^i_sVE
| zkuäÆÊNËbbs.3c3t.comC^i_sVE
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品种zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 标号zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 抗压强度kgf/cm2(MAp)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 抗折强度kgf/cm2(MPa)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE |
3天zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 7天zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 28天zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 3天zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 7天zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 28天zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE |
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矿渣硅酸盐水泥,火山灰硅酸盐水泥、粉煤灰硅酸盐水泥zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 275zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE325zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE425zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE425RzkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE525zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE525RzkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE625zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | _zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE_zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE_zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE193(19.0)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE_zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE234(23.0)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE285(28.0)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 130(12.8)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE150(14.7)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE210(20.6)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE_zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE290(28.4)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE_zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE_zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 275(27.0)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE325(31.9)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE425(41.7)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE425(41.7)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE525(51.5)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE525(51.5)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE625(61.3)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | _zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE_zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE_zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE41(4.0)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE_zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE47(4.6)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE53(5.2)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 28(2.7)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE33(3.2)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE42(4.1)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE_zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE50(4.9)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE_zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE_zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 50(4.9)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE55(5.4)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE64(6.3)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE64(6.3)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE72(7.1)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE72(7.1)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE80(7.8)zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE |
裂缝的原因zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE | 裂缝的特征zkuäÆÊNËbbs.3c3t.comC^i_sVE zkuäÆÊNËbbs.3c3t.comC^i_sVE |
混凝土材料方面zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 1、水泥凝结(时间)不正常zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 面积较大混凝土凝结初期出现不规则裂缝zkuäÆÊNËbbs.3c3t.comC^i_sVE
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2、水泥不正常膨胀zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 放射型网状裂纹zkuäÆÊNËbbs.3c3t.comC^i_sVE
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3、混凝土凝结时浮浆及下沉zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 混凝土浇注一、二小时后在钢筋上面及墙和楼板交接处断续发生zkuäÆÊNËbbs.3c3t.comC^i_sVE
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4、骨料中含泥zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 混凝土表面出不规则网状干裂zkuäÆÊNËbbs.3c3t.comC^i_sVE
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5、水泥水化热zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 大体积混凝土浇注后1~2周出现等距离规则的直线裂缝,有表面的也有贯通的zkuäÆÊNËbbs.3c3t.comC^i_sVE
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6、混凝土的硬化、干缩zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 浇注两三个月后逐渐出现及发展,在窗口及梁柱端角出现斜裂纹,在细长梁、楼板、墙等处则出现等距离垂直裂纹zkuäÆÊNËbbs.3c3t.comC^i_sVE
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7、接茬不好zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 从混凝土内部爆裂,潮湿地方比较多zkuäÆÊNËbbs.3c3t.comC^i_sVE
|
施工方面zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 1、搅拌时间过长zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 全面出现网状及长短不规则裂缝zkuäÆÊNËbbs.3c3t.comC^i_sVE
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2、泵送时增加水及水泥量zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 易出出网状及长长短不规则裂缝zkuäÆÊNËbbs.3c3t.comC^i_sVE
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配筋踩乱,钢筋保护层减薄zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 沿混凝土肋周围发生,及沿配筋和配管表面发生zkuäÆÊNËbbs.3c3t.comC^i_sVE
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4、浇注速度过快zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 浇筑1~2小时后,在钢筋上面、在墙与板、梁 与柱交接处部分出现裂缝zkuäÆÊNËbbs.3c3t.comC^i_sVE
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5、浇注不均匀,不密实zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 易成为各种裂纹的起点zkuäÆÊNËbbs.3c3t.comC^i_sVE
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6、模板鼓起zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 平行于模板移动的方向,部分出现裂缝zkuäÆÊNËbbs.3c3t.comC^i_sVE
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7、接茬处理不好zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 接茬处出现冷茬裂缝zkuäÆÊNËbbs.3c3t.comC^i_sVE
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8、硬化前受振或加荷zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 硬化后出现受力状态的裂缝zkuäÆÊNËbbs.3c3t.comC^i_sVE
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9、初期养护不好zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 过早干燥zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 浇信不久表面出现不规则短裂zkuäÆÊNËbbs.3c3t.comC^i_sVE
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初期受冻zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 微细裂纹。脱模后混凝土表面出现返白,空鼓等zkuäÆÊNËbbs.3c3t.comC^i_sVE
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10、模板支柱下沉zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 在梁 及楼板端部上面与中间部分下面出现裂纹zkuäÆÊNËbbs.3c3t.comC^i_sVE
|
使用及环境条件zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 1、温度、温度变化zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 类似干缩裂纹,已出现的裂纹随环境温度、温度的变化而变化zkuäÆÊNËbbs.3c3t.comC^i_sVE
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2、混凝土构件两面的温湿度差zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 在低温或低湿的侧面,拐角处易发生zkuäÆÊNËbbs.3c3t.comC^i_sVE
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3、多次冻融zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 表面空鼓zkuäÆÊNËbbs.3c3t.comC^i_sVE
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4、火灾表面受热zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 整个表面出现龟背头裂纹zkuäÆÊNËbbs.3c3t.comC^i_sVE
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5、钢筋锈蚀膨胀沿钢筋出现大裂缝、甚至剥落、流出锈水等zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 沿钢筋出现大裂缝,甚至剥落,流出锈水等zkuäÆÊNËbbs.3c3t.comC^i_sVE
|
6、受酸及盐类浸蚀zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 或混凝土表面受腐蚀,或产生膨胀性物质而全面溃裂zkuäÆÊNËbbs.3c3t.comC^i_sVE
|
结构及外力影响zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 1、超载zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 在梁与楼板受拉侧出现垂直裂纹zkuäÆÊNËbbs.3c3t.comC^i_sVE
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2、地震、堆积荷载zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 柱、梁、墙等处发生45°斜裂纹zkuäÆÊNËbbs.3c3t.comC^i_sVE
|
3、断面钢筋量不足zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 构件受拉力出现垂直裂纹zkuäÆÊNËbbs.3c3t.comC^i_sVE
|
4、结构物地基不均匀下沉zkuäÆÊNËbbs.3c3t.comC^i_sVE
| 发生45°大裂缝zkuäÆÊNËbbs.3c3t.comC^i_sVE
|