钢筋混凝土工程问题分析汇总,掌握了你也可以成为工地大拿!
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><img src="https://mmbiz.qpic.cn/mmbiz_gif/AicDtVssxHkfJibaHvib2l3K47QwOicOefQibiaTLV2rqiayia22w3DWRhGOayl4ZaJUicuLKWtcnxS3eaJtw8rBrYMaHeQ/640?wx_fmt=gif&tp=webp&wxfrom=5&wx_lazy=1" style="width: 100%; margin-bottom: 20px;"></p><img src="https://mmbiz.qpic.cn/mmbiz_png/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4ZibE6vK42ia5qCU0VypjPTOzWP0tGfLG3iarweOKtmC2hWlhChzJbMaSw/640?wx_fmt=png&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;"><img src="https://mmbiz.qpic.cn/mmbiz_png/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4T2N4ibUCDcvRiaNqG657B4SeXiaqPm1MUT470DnrqZMVWO3hTamEWHHMQ/640?wx_fmt=png&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">施工现场模板混凝土施工问题分析<img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4xy60icMicliakDxpU5WujobasYg743FVFaDFZutxKr5TXaTaRXhw1d0NQ/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">楼梯平台梁内杂物未清理,易导致夹渣、蜂窝</p><img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4W3GDjjnW6YkQkKQibTibibXdnkoC8jPDRa9hibtwf43PtAM4ljFyD0RdJw/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">及时更换破损模板,才能确保砼的成型质量</p><img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4h6o41M0QzISM9XcZADOaxn0ORGTjXd4Yfj1c5W9JQx6gb4EILxslaw/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">砼浇筑前,梁底未进行清理</p><img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4zg2IYXTjjjrcPcthhl75RXia2XGGCDw4PnA3gRQD62NoEcNrdZ0qwAg/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">屋面排水沟底部未及时清理和剔凿</p><img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4I4oRicFfJseEPb6wvCbCzz2FuyDtqUc2WIcN2TIyiaEaSR8YSeia8oUmQ/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">拆模过早导致柱子成型效果较差</p><img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc45svhWauGwtfKElcf9XwEfxNFD9rZZicRXfDLuRAgq4HWhQ16GVaGr5Q/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">混凝土质量缺陷未及时处理影响后续施工</p><img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4sSB0xD26yKvPyzUDEgVvkAuicPZuia5Dwhgicm7814E8bkKWUk7JmOzibQ/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">楼梯平台梁梁底未及时清理导致的夹渣</p><img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4HFp9w2u4icqsibMejWfPeH7nFs5dy5SvPVWib3gOibicwvUwo9IGab6Rpzw/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">振捣不密实导致的柱子露筋</p><img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4HwGVOwic110iciaJ4Mkvg9LibibLPGGDibzDW6XUaL8Rhb3C7XDb7VHfG06w/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">混凝土上人过早导致脚印明显</p><img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4ojRFCnNhboFDjic3ib54wftKItDTpgFUNGkicVhr4p1biaswZXLWjjU7fg/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">柱角加固不到位导致错台明显</p><img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4GcBjw26FzcDYcUqIhPOf2ckRibaljqjEiaEWIGnibXicEwgQNiajy9ugIvw/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">某项目框架柱根部未剔凿</p><img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4vJSiaEyuNNs4s7ibQd33JgKI9FZ6FXzibDtyf5R6exjaUn7GaEgUprN7A/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">某项目剪力墙根部未剔凿</p><img src="https://mmbiz.qpic.cn/mmbiz_png/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4ZibE6vK42ia5qCU0VypjPTOzWP0tGfLG3iarweOKtmC2hWlhChzJbMaSw/640?wx_fmt=png&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;"><img src="https://mmbiz.qpic.cn/mmbiz_png/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4T2N4ibUCDcvRiaNqG657B4SeXiaqPm1MUT470DnrqZMVWO3hTamEWHHMQ/640?wx_fmt=png&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">模板工程<h2 style="text-align: left; margin-bottom: 10px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">一、 模板工程的一般规定</p>
</h2>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">1、模板及其支架应根据工程结构形式、荷载大小、地基土类别、施工设备和材料供应等条件进行设计。模板及其支架应具有足够的承载能力、刚度和稳定性。能可靠地承受浇筑混凝土的重量、侧压力以及施工荷载。2、在浇筑混凝土前,应对模板工程满堂架架体进行验收(5米以上高支模报公司安全部、技术部、工程部进行验收)。模板安装和浇筑混凝土时,应对模板及其支架进行观察和维护。发生异常情况时,应按施工技术方案及时进行处理。3、墙柱模板施工前应在楼板上用墨线弹出各构配件(墙、柱、梁、门窗洞口)等边线,并弹出距边线100mm的控制线,优点是有迹可循、便于检查。4、模板及其支架拆除顺序应按照先支后拆,后浇带未封闭之前不得拆除;先拆非承重模板,后拆承重的模板及支撑;在拆除用小钢模板支撑的顶板模板时,严禁将支柱全部拆除后,一次性拉拽拆除。已拆活动的模板,必须一次连续拆除完方可停歇,严禁留下不安全隐患。 </p><img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4psHHPDP3JHIccXb8N7UIw0q7D2FhosNuk8Tiazh43UuvMLqEsEfM0jg/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">模板满堂架搭设过程中及时进行检查并在搭设后完善验收核准表格</span></p><img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4E433aEoic2ByVml6ia4ArQcbouIFruzrjft9dEPTXiaibMbp4Eg9S4eOAA/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">标准满堂架质量控制要点:</span><span style="color: green;">杆件顺直、步距跨距均匀(支撑立管纵横向间距≤1.2m ;</span><span style="color: green;">水平拉杆步距1.8m );</span><span style="color: green;">立杆水平杆接头错开;</span><span style="color: green;">扫地杆双向满布;</span><span style="color: green;">剪刀撑按要求设置;</span><span style="color: green;">工期较紧时立杆底部需垫模板垫块以增大立杆受力面积;</span><span style="color: green;">各拉杆、支撑要牢靠稳固,上下层支柱垂直,并在同一中心线上。</span></p>
<h2 style="text-align: left; margin-bottom: 10px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">二、模板安装的施工要点</p>
</h2>1、模板施工前根据工程特点、计划、合同工期要求对各分部砼模板进行设计,明确使用材料规格、形状尺寸要求,龙骨的规格间距,选用支撑系统,并绘制出模板设计图,制定操作工艺。模板设计的原则是实用、安全、经济。2、模板工程在施工前应在模板上用墨线弹出各构配件(墙、柱、梁、门窗洞口等)边线,并弹出距边线100mm的控制线,在模板安装完毕后,有迹可寻,便于检查。3、电梯井模板施工时应确保垂直度控制,符合设计和规范要求,施工时竖向控制除按照该施工层周线控制网进行控制外,在首层施工时应校对中点位置和轴线。4、安装上层模板支架立柱应与下层支柱在同一中心线上并铺设垫板。层间高度大于5m时,应采用对称支架或桁架支模,应保持横垫板平整,拉杆、支撑要牢固稳定,上下层支柱垂直应在同一中心线上。5、在混凝土浇筑前,木模板应浇水湿润,但模板内不应有积水。模板内的杂物应清理干净并涂刷隔离剂,但不得采用影响结构性能(油性)隔离剂。在涂刷模板隔离剂时,不得沾污钢筋和混凝土接搓处。<img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4UAu6nYSwUWzJ7mKicbzOymQ6zzeKG1Ehvjf85sPDxYvYpmNtk0VHoZg/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">稳固规范的板后浇带拦缝</span></p><img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4EjBwdwoE6PibULVbhIRw7kEc7I3frK4UzHOvqn22ZcEzQmquoaur6tQ/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">筏板后浇带拦缝采用快易收口网加钢筋焊接固定的办法处理(推荐标准)</span></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">6、模板安装位置、轴线、标高、垂直度应符 合设计要求和规范(浇筑砼前需对竖向墙柱的垂直度和板底模平整度进行复查)。结构构件尺寸准确,固定在模板上的预埋件、预留孔和预留洞均不得遗漏且安装牢固。</p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">7、对跨度≥4m的现浇钢筋混凝土梁、板,其模板应按设计要求起拱;当设计无具体要求时,起拱高度宜为跨度的1/1000~3/1000。8、施工缝处理:竖向施工缝用15*15目的双层钢丝网绑扎在钢筋上,外边用短木方支撑封堵;梁板施工缝采用模板条进行隔断,模板宽度同时满足保护层、上下层钢筋间距的要求。钢丝网的使用可有效防止该部位漏浆,采用模板加固对钢筋保护层、钢筋间距位置是较好的保障。9、变形缝支设:当采用填充聚苯板的方式施工时,混凝土浇筑过程中必须双墙同时浇筑,避免因一面墙浇筑过快使聚苯板被挤到另一面墙里去;当采用错层施工时,一侧墙体混凝土浇筑完拆模后,再施工另一侧墙体。</p>10、在拆除主体结构模板时,后浇带两侧要保证有足够的支撑。后浇带模板的支设宜采用快拆模板支撑体系,结构拆模时对后浇带处模板的支撑保留。当采用快拆体系施工有困难时,需严格控制整体拆模时间,后浇带两侧模板支撑拆除后必须及时恢复。 <img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4ibvTjtSQiaSlgWNq4icTcicUiaGiaQIcyicAsQicQ892XbwibP1QdfXEQAaEGBQ/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">钢柱混凝土包角支模</span></p><img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc46b2tnsobgKJyn65jZV4leRL1IsL9Y5MvqhibZ9U66JFfSd3FmeANc1w/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">剪力墙窗口支撑(采用角钢与木模固定并内加支撑)</span></p><img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4b0ibokZ0wHzbt2Jib0wgeDsAzKdsZ5YDj6DlAAT9raABqgQSfOl3zyww/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">柱平面控制线:</span><span style="color: green;">标明轴线、柱边线、模板安装控制线,施工中可只对轴线喷漆标识</span></p><img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4hQicUicxLdCcJly25IJQx5icN45yVqLz7hKN7SD2V09DprMvyvDujylYw/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">墙柱的竖向封模前应在根部粘贴海绵条(也可在封模后在根部外填砂浆封堵) ,防止根部的露浆</span></p><img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4MYIcHxV8OuuUV3cRcC6vWTMMYHibHksPHb9Xek8CuAm2Nb5IXuetZicw/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">剪力墙墙体边线、模板边线、50cm控制线的布置(样板建设时需标识)</span></p><img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4Sq2XiaKEicRxuibhLJgaWERBB8EnjD2RnqfuBR0rsaC4bicytjS0NlEUAA/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">顶板模板支撑体系:</span><span style="color: green;">模板支撑龙骨放置样板,木方间距不大于300mm,木方宜竖向放置,优点是受力合理不易变形</span></p><img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4fwb2PmAp14fVN9lycooPOks9oRiaaRevxJGdQuzZrgqs7asbzzzia1iag/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">高大模板需要专门设置场地,在对模板进行清洗清理后整齐堆放,以备下一次的使用</span></p><img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4A4xYt8TbUqBtTpBiaFr4hdG6A4wuoBL1O3gdVD5rDR1jPtsfnfMx07w/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">梁钢筋绑扎前留设清理口</span></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">目的是清理后续施工中散落在摸班上的细小渣子、灰尘、木屑(两种方法二选一)</span></p><img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4UpuoEMic31MnYR57z2GZA8frU8Vt3oE9GMPGN4arq1HQia0sXzYZSOmw/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">使用吸尘器清理梁底</span></p><img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc46qWIgcmb4JPqxpUgr45NTrebsJkFWwzqZOYZlQrmdPJg2ZBnibYHgiaQ/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">板筋绑扎前应对模板的平整度进行检查</p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">梁板钢筋施工前,版面清理及涂刷脱模剂</span></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">双墙双柱细部加固:</span><span style="color: green;">为保证该部位施工质量,设计上应避免双墙,施工上宜组织错层施工;</span><span style="color: green;">当伸缩缝两侧同时施工时,可用强度较大的聚苯板作为隔断</span></p><img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4oDFFfJomVvCiao16y50GxQVtGvHjJKCo2xCQBpse1o9vQia9XADRzFCg/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">梁板钢筋施工前,版面清理及涂刷脱模剂</span></p><img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4HKpGOk79amYcymj6leTX73C5aE0NHGONCnTVoBPRjGPlQaXGicyqvwA/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">标准层梁柱交接处定制模板(推荐标准),可以有效避免交接处模板错台、跑位</span></p><img src="https://mmbiz.qpic.cn/mmbiz_jpg/DlZ38IVe2tIUnVc2oLa02z8nYanI5Tc4wPwdIQiaaj6X82Zzy6IESpQFwLATiaUJUrU4chJMJRuibrfrUJW1QAVtg/640?wx_fmt=jpeg&tp=webp&wxfrom=5&wx_lazy=1&wx_co=1" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">楼板上的水、电预留洞均采用钢质定型模,确保预留洞口尺寸</span></p><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">墙柱根部20cm范围内需严格找平 ,防止下层浇筑墙时模板根部漏浆</span></p><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">模板梁底膜支设以及板模板铺设效果图(梁底模拉通线、模板拼缝均匀、及时对板模大面积平整度进行检查调整)</span></p><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">板底模板加固控制要点:</span><span style="color: green;">楼板第一排立管距墙柱≤400mm,木枋距阴角≤150mm;</span><span style="color: green;">板底木枋间距≤300mm,立管顶托旋出长度≤200mm,立杆底部不允许采用顶托</span></p><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">梁模板加固控制要点:</span><span style="color: green;">梁侧上下口采用木方收口,并用步步紧或卡箍加固,间距≤500mm;</span><span style="color: green;">梁底木枋间距≤300mm;</span><span style="color: green;">梁底扫地杆距楼面≤200mm,满堂架中间水平拉杆步距1.8m;</span><span style="color: green;">梁支撑立管纵横向间距≤1.2m ;</span><span style="color: green;">梁侧净距大于500mm时需用对拉螺杆配短钢管加固梁侧</span></p><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">剪力墙、柱侧模加固要点:</span><span style="color: green;">侧模采用贯通钢管及穿墙对拉螺杆拉结加固,螺杆间距≤ 500,第一排螺杆离地小于200mm,最上面一排螺杆小于300mm;</span><span style="color: green;">剪力墙阳角部位需使用双扣件紧固;</span><span style="color: green;">墙柱侧模拼接,小块模板必须放置在中部拼接,不允许在顶部或底部拼接</span></p><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">注意:</span><span style="color: green;">墙、柱下部1/3范围内额外支撑加固(本例用双蝴蝶卡)</span></p><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">注意:</span><span style="color: green;">外独立柱双向拉</span><span style="color: green;">顶结合,楼面上预埋钢筋拉结点</span></p><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">工具化用钢管</span><span style="color: green;">焊接的</span><span style="color: green;">楼梯加固体系(推荐性标准1)</span></p><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">工具化的</span><span style="color: green;">楼梯钢模(推荐性标准2)</span></p><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">浇筑混凝土前进行板面冲水清洗(有利于拆模和清理梁板底的杂物)</span></p>
<h2 style="text-align: left; margin-bottom: 10px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">四、模板拆除控制要点</p>
</h2>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">1、模板支架拆除时的混凝土强度应符合设计要求。</p>2、对后张法预应力混凝土结构构件,侧模宜在预应力张拉前拆除。3、后浇带模板的拆除和支顶必须按施工技术方案执行。4、侧模拆除时的混凝土强度应能保证其表面及棱角不受损伤。5、模板拆除遵循先支后拆、后支先拆;先拆非承重模板,后拆承重的模板及支撑的拆除顺序。拆除时不应对楼层形成冲击荷载。6、结构拆除底模板后,其结构上部应严格控制堆放料具施工荷载,拆除的模板和支架宜分散堆放并及时清运。混凝土强度和后浇带临时支撑符合要求,拆模对结构面层、棱角无损伤。 <p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;"></p><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">要对后浇带板以及悬挑梁两侧进行加固支撑</span></p><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">后浇带板边缘模板快拆体系(推荐):</span><span style="color: green;">适用于大跨度框架梁板后浇带两侧悬挑距离较大的工程,可确保独立支撑。</span></p><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;"><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;">混凝土工程<h2 style="text-align: left; margin-bottom: 10px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">一、混凝土工程的一般规定 </p>
</h2><span style="color: green;">1、结构构件的混凝土强度应按现行最新标准《混凝土强度检验评定标准》GBJ107的规定分批检验评定。</span><span style="color: green;">2、其标准成型方法、标准养护条件及强度试验方法应符合普遍混凝土力学性能试验方法标准的规定。</span><span style="color: green;">3、同条件养护试块的留置应有留置方案。</span><span style="color: green;">结构构件拆模、出池、出场、吊装、张拉、放张及施工期间临时负荷时的混凝土强度,应根据同条件养护的标准尺寸试件的混凝土强度确定。</span><span style="color: green;">4、当混凝土试件强度评定不合格时,可采用非破损或局部破损的检测方法,按国家规定有关标准的规定对结构构件中的混凝土强度进行推定,并作为处理的依据。</span><span style="color: green;">5、浇筑混凝土前,应完成隐蔽工程验收。</span><span style="color: green;">检查摸板拼缝严密、平整度,清楚模内杂物。</span><span style="color: green;">检查预埋件、箱盒孔洞位置、保护层厚度及其定位措施的可靠性。</span><span style="color: green;">严防浇筑振捣踩压钢筋骨架,板类钢筋骨架应设铁马凳支架,铺搭跳板作为人行通道。</span><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">混凝土成型效果较好且及时进行了成品保护</span></p><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">剪力墙混凝土成型效果较好(交角、线、面顺直清晰)</span></p><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">创源项目主体结构梁角顺直、成型观感好</span></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">6、混凝土现浇结构外观应密实整洁,面层平整,阴阳角的棱角整齐平直,梁柱节点或楼板与墙体交角、线、面清晰、平顺。表面无漏浆、无跑模和涨模,无烂根、无错台、无冷缝、无夹杂物,无裂缝,无蜂窝、麻面、和孔洞,无明显气泡。钢筋保护层准确,无漏筋;预留孔洞、施工缝、后浇带洞口整齐;预埋件底部密实,表面平整;预埋螺栓垂直、外漏钢筋丝扣有保护措施。外墙阴阳角垂直整齐,折线、腰线平顺;各层门窗口边线顺直,不偏斜;各层阳台边角线顺直,无明显凹凸错位;滴水槽(檐)顺直齐整。</p>
<span style="color: green;">7、混凝土结构截面尺寸、层高、轴线等实体质量检查验收前,应有测量员在室内墙体、柱子上引测一条标高为该地面以上1米标高线和竹子轴线位置,并弹出墨线注明,作为结构验收和室内填充墙施工、室内地坪抹灰及装修时标高控制的依据。</span>
<h2 style="text-align: left; margin-bottom: 10px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">二、混凝土工程的施工、养护要点</p>
</h2><span style="color: green;">1、混凝土的强度必须符合设计要求,对于有抗渗要求的混凝土结构应在浇筑地点随机抽取。</span><span style="color: green;">2、混凝土运输、浇筑及间歇的全部时间不得超过混凝土的初凝时间。</span><span style="color: green;">同一施工段的混凝土应当连续浇筑,并应在底层混凝土初凝前浇筑上一层混凝土。</span><span style="color: green;">当底层混凝土初凝后浇筑上一层混凝土时,应按照施工技术方案中对施工缝的要求进行处理。</span><span style="color: green;">3、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,留置在结构受剪力较小部位(梁板1/3处)。</span><span style="color: green;">楼梯施工缝留置在楼面起上三踏步处,施工缝垂直于楼梯板面。</span><span style="color: green;">施工缝的处理应编制施工技术方案后执行。</span><span style="color: green;">后浇带的留置应由设计确定,后浇带混凝土浇筑应根据施工技术方案施工,且保证建筑物沉降均匀。</span><span style="color: green;">施工缝处的混凝土浮浆应剔凿干净至密实混凝土面。</span><span style="color: green;">4、混凝土浇筑完毕后,应按照施工技术方案及时采取有效的养护措施,应在浇筑后的12h内对混凝土加以覆盖并保湿养护;</span><span style="color: green;">对采用硅酸盐水泥、普通硅酸盐水泥拌制的混凝土,混凝土浇水养护时间不得少于7d,对参用缓凝剂或有抗渗要求的混凝土,养护时间不得少于14d;</span><span style="color: green;">浇水次数应能够保持混凝土的湿润状态;</span><span style="color: green;">采用塑料布覆盖的混凝土,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;</span><span style="color: green;">混凝土强度达到1.2mpa前,不得在其上踩踏或安装摸板及支架;</span><span style="color: green;">当日平均气温低于5℃时,不得浇水,且需采取保温措施。</span><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">注意确保梁、柱交界处,柱的全高都是高标号混凝土</span></p><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">地下室底板与竖向剪力墙砼的交接处采用二次振捣,确保密实</span></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">5、浇筑过程中注意对钢筋的保护,不得随意踩踏钢筋、碰撞水电预留洞及预埋管线。及时清理墙、柱伸出模版部分钢筋上的浮浆,在钢筋上套PVC管或缠绕塑料薄膜也是一些常用的办法。</p>
<span style="color: green;">6、混凝土浇注入模,不得集中倾倒冲击模版或钢筋骨架。</span><span style="color: green;">应按浇筑程序分层均匀布料。</span><span style="color: green;">柱、墙板灌注高度大于2m时,应采用串筒、溜管下料,出料管口至浇筑层的倾倒自由高度不应大于1.5m (否则形成离析现象)。</span><span style="color: green;">墙柱混凝土浇筑宜采用分层振捣,每层厚度≤500mm,振捣的水平间距≤ 500mm。</span><span style="color: green;">7、不同强度等级的梁、柱接头处的混凝土浇筑。</span><span style="color: green;">应先浇筑高强度等级的梁、柱接头并在停歇1.5h初步陈实后,再浇筑低标号的梁、板。</span><span style="color: green;">8、梁板混凝土应同时浇筑,有主次梁的应顺着次梁方向浇筑,单向板沿着板的长边方向浇筑。</span><span style="color: green;">9、振捣人员施工前要经过培训,清楚分层厚度、振捣时间、振捣标准。</span><span style="color: green;">振捣棒快插慢拔,振捣点振点距离符合要求并分布均匀。</span><span style="color: green;">振捣时间以混凝土不显著下沉、无气泡冒出、表面泛浆为要求。</span><span style="color: green;">10、为保证墙体或中心筒根部混凝土平整度,严格控制混凝土面层标高,在安装大模板的根部用3m~4m长杠收平、压光、弹线、贴海绵条。</span><span style="color: green;">楼面刮平后用木抹子搓毛或压光后用塑料板刷拉毛。</span><span style="color: green;">11、关于混凝土养护要注意,楼板普通硅酸盐混凝土养护7天,火山灰混凝土以及大体积混凝土养护14天,后浇带混凝土需养护15天。</span><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">混凝土的收光与拉毛(保证混凝土密实度和表面强度)</span></p><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">混凝土的收光与拉毛(保证混凝土密实度和表面强度)</span></p><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">控制混凝土面层标高:</span><span style="color: green;">顶板混凝土浇筑,拉通线控制混凝土标高,并使用铝合金刮杠找平</span></p><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">屋面混凝土覆盖薄膜养护,覆盖严密并营保持塑料布内有凝结水,防止混凝土表面出现干缩裂缝</span></p><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">砼施工开盘、收盘对泵管进行清洗时用直径为300mm的波纹管收集到地下室,然后用水稀释,稀释后的沙石可以作为地下室的填充层,水通过集水井排出。</span></p><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">楼面降板处角钢吊模的使用及成型效果</span></p><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">室外楼梯支模时底部使用嵌条,砼成型便有滴水线</span></p><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">剪力墙、框架柱根部混凝土剔凿到位,确保新旧混凝土的有效连接</span></p><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">左面楼梯混凝土成形质量较好,尺寸平整,表面光洁,无质量缺陷现象;</span><span style="color: green;">右侧楼梯尺寸不规范,露浆明显</span></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">楼梯踏步质量控制要点:</span><span style="color: green;">楼梯踏步模板尽量施工工具化模板,并应当注意木方加固,防止弹模;</span><span style="color: green;">浇筑时需要分段振捣到位,避免蜂窝麻面等现象;</span><span style="color: green;">混凝土浇筑完成后应等混凝土有足够强度后方可拆模,并注意养护和成品保护。</span></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">需要注意:</span><span style="color: green;">楼梯施工缝留置高于同楼层板面三个踏步(或1/3总踏步数),施工缝断面垂直于楼梯楼板。</span></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;"></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">后浇带支模前需对钢筋进行除锈处理并对旧砼剔凿清理</span></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;"></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">贯通施工缝、后浇带的宽度不小于80cm,钢筋需要贯通,并在通道位置覆盖模板进行保护</p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">大体积混凝土防裂技术措施:</p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">1、制定相应控温措施,(入模基础上温度不超过50度,里表温差不大于25度);</p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">2、配合比要求符合设计要求、要进行配合比实验;</p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">3、可掺入缓凝剂、减水剂、微膨胀外加剂;</p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">4、大体积混凝土优先选用底水化热的矿渣水泥;</p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">5、及时对混凝土覆盖保温、保湿材料,并进行养护;</p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">6、合理设置后浇带;</p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">7、大体积混凝土必须进行二次抹面,减少表面收缩裂缝</p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;"></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">大体积混凝土收面之后及时覆盖进行养护(浇筑后12h以内开始,养护不少于14d)</span></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;"></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">竖向混凝土的养护、大体积混凝土的养护(大体积混凝土浇筑后7d内需定期测温)</span></p>
<h2 style="text-align: left; margin-bottom: 10px;">
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;">三、成品保护及缺陷修补要求</p>
</h2>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">1、混凝土楼梯、柱、墙、门阳角等宜磕损处要用废模版、木条、塑料布包住保护,水电预留洞口也宜进行必要的临时封堵。</span></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">2、现浇混凝土拆模后,应对外观质量和尺寸偏差进行检查,作出记录并应及时按施工技术方案对缺陷进行处理。</span></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">3、现浇混凝土外观质量不应有严重缺陷。</span><span style="color: green;">对于已经出现的严重缺陷应提出技术处理方案,并经监理、(建设)单位认可后进行处理。</span></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">4、现浇结构的外观质量不宜有一般缺陷。</span><span style="color: green;">对于已经出现的一般缺陷,应按技术处理方案进行处理。</span></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">5、现浇结构的外观质量缺陷,应根据其对结构性能和使用功能影响的严重程度,按照右表界定。</span></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;"></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">6、质量缺陷的处理</span></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">1. 蜂窝处理方法</span></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">小蜂窝:</span><span style="color: green;">先洗刷干净后,用1:2或1:2:5水泥砂浆抹平压实</span></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">较大的蜂窝:</span><span style="color: green;">先凿去蜂窝处薄弱松散颗粒刷洗净后,支模用高一级的细石混凝土仔细填塞捣实,较深的蜂窝如清除困难,可埋压浆管、排气管,表面抹砂浆或灌筑混凝土封闭后进行水泥压浆处理。</span></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">2. 麻面处理方法</span></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">表面作粉刷的可不处理,表面无粉刷的就在麻面局部浇水充分湿润后,用原混凝土配合比去石子砂浆,将麻面抹平压光。</span></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">3. 孔洞处理方法</span></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">将孔洞周围松散混凝土和软弱浆模凿除,用压力水冲洗,支设带托盒的模板,洒水充分湿润后用高强度等级的细石混凝土仔细浇灌捣实。</span></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">4. 露筋处理方法</span></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">表面露筋:</span><span style="color: green;">刷洗净后,在表面抹1:2或1:2.5水泥砂浆,将充满露筋部位抹平。</span></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">露筋较深:</span><span style="color: green;">凿去薄弱混凝土 和突出颗粒,先刷干净后,用比原来高一级的细石混凝土填塞压实。</span></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;"></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">混凝土质量缺陷的处理</span></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;"></p>
<p style="font-size: 18px; line-height: 40px; text-align: left; margin-bottom: 30px;"><span style="color: green;">楼梯、柱、剪力墙阳角等位置的混凝土成品保护示例</span></p><img src="data:image/svg+xml,%3C%3Fxml version=1.0 encoding=UTF-8%3F%3E%3Csvg width=1px height=1px viewBox=0 0 1 1 version=1.1 xmlns=http://www.w3.org/2000/svg xmlns:xlink=http://www.w3.org/1999/xlink%3E%3Ctitle%3E%3C/title%3E%3Cg stroke=none stroke-width=1 fill=none fill-rule=evenodd fill-opacity=0%3E%3Cg transform=translate(-249.000000, -126.000000) fill=%23FFFFFF%3E%3Crect x=249 y=126 width=1 height=1%3E%3C/rect%3E%3C/g%3E%3C/g%3E%3C/svg%3E" style="width: 100%; margin-bottom: 20px;">
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