?!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 水惔安装施工方法及(qing)注意事项 - 遵义?jng)井萍؜凝土有限公?/title> <meta name="Keywords" content="水惔?> <link href="/template/60032/css/style.css" rel="stylesheet" type="text/css" /> <link href="/template/60032/css/css_con.css" rel="stylesheet" type="text/css" /> <meta http-equiv="Cache-Control" content="no-transform" /> <meta http-equiv="Cache-Control" content="no-siteapp" /> <script>var V_PATH="/";window.onerror=function(){ return true; };</script> </head> <body> <h1><a href="http://bjjhd.cn/">日本成人精品视频网站一区,欧美久久久久久久一区二区三区,欧美亚洲综合在线一区,亚洲一级精品视频在线观看</a></h1> <div style="position:fixed;left:-9000px;top:-9000px;"><abbr id="tpqyu"><sub id="tpqyu"><delect id="tpqyu"><acronym id="tpqyu"></acronym></delect></sub></abbr><source id="tpqyu"></source><bdo id="tpqyu"><b id="tpqyu"><acronym id="tpqyu"></acronym></b></bdo><bdo id="tpqyu"><delect id="tpqyu"><strong id="tpqyu"></strong></delect></bdo><rt 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href="/news/">新闻信息</a> > 详细内容 </div> <div id="2falmex" class="content"> <div id="fhvfto2" class="news_xaingxi"><h1>水惔安装施工方法及(qing)注意事项</h1></div> <div id="hx79ztp" class="news_author">来源Q?a href='http://bjjhd.cn/news/47.html'>http://bjjhd.cn/news/47.html</a> 发布日期Q?018-08-17 </div> <div id="azmfbtr" class="news_content"> <span style="font-size:16px;font-family:SimSun;"><a href="http://bjjhd.cn/sng/" target="_blank">水惔?/a>U类J多Q下面由遵义?jng)井萍؜凝土有限责Q公司代表为大家介l一下水泥管的安装连接规范和注意事项?/span><br /> <span style="font-size:16px;font-family:SimSun;">1、稳:(x) ⑴稳是管子按照设计的高程和^面位|稳固在基础上?E管前应对管?q行凿毛Q管口凿毛应Ҏ(gu)设计寸在管口凿毛处ȝQ用剁斧管子皮凿毛Q?不伤?qing)管壁砼?늨前基表面的杂物、积水、管子内外清除干净Q管子在沟槽内移?Ӟ操作人员密切配合Q防止碰撞,E管时以内径、底标高为准。调整管子高 E时Q所用垫块必d固,E管序从下游向上游。承插式道口朝向上游,插口朝向下游。在井位处稳时Q控制好<a href="http://bjjhd.cn/supply/51.html" target="_blank">(g)查井</a>的内径尺寸,E管的管口间隙ؓ(f) 10mm 以便内勄?⑶对下管D,两段各设线中线控制?1 个,挂线沿中U从下游开始调_(d) 调好一节稳Z节,且在调下节管时控制管口对头缝?1cm 左右。将口冲刷 q净Q用 1:2 x水惔砂浆嵌实间~隙?/span><br /> <span style="font-size:16px;font-family:SimSun;">2、沟槽土?⑴测定管道中U:(x) 施工前可按设计给定的中线控制点,在现场测讑և中线的v炏V终炏V^?折点、纵向折点及(qing)直线控制中心(j)桩(用木桩顶钉中?j)钉讑֮Q?Qƈ在v炏V终?q面折点的沟槽外适当位置Q设|方向控制桩Qƈ且通过丈量定桩号?⑵徏立(f)时水准点Q?道工程往往需增设临时水准点,应在E_且不易被撞处设|,光距ؓ(f) 不大?30 cؓ(f)宜。(f)时水准点闭合差应W合规定标准?⑶沟槽开挖采用挖掘机开挖ؓ(f)主,人工清底Q雨水斗q接及(qing)支管采用 人工开挖?开挖过E中Q?注意观察土质变化Q?Ҏ(gu)塌方q象的\D采用支撑围护。嘉县同灵<a href="http://bjjhd.cn/supply/38.html" target="_blank">水惔制品</a>?h掘机开挖挖x底标?10cm 左右Q预留槽底土不挖Q后׃h工清除, 修整槽底?img src="/uploads/image/20180817/20180817094059_5715.jpg" alt="" /></span><br /> <span style="font-size:16px;font-family:SimSun;">3、定道中线Q?施工前可按设计给定的中线控制点,在现场测讑և中线的v炏V终炏V^?折点、纵向折点及(qing)直线控制中心(j)桩,q在L(fng)、终?q面折点的沟槽外适当位置Q设|方向控制桩Qƈ且通过丈量定桩号?/span><br /> <span style="font-size:16px;font-family:SimSun;">4、徏立(f)时水准点Q?道工程往往需增设临时水准点,应在E_且不易被撞处设|,光距ؓ(f) 不大?30 cؓ(f)宜。(f)时水准点闭合差应W合规定标准?/span><br /> <span style="font-size:16px;font-family:SimSun;">   </span><br /> <span style="font-size:16px;font-family:SimSun;">5、沟槽开挖采用挖掘机开挖ؓ(f)主,人工清底Q雨水斗q接及(qing)支管采用人工开挖。开挖过E中Q注意观察土质变化,Ҏ(gu)塌方q象的\D采用支撑围护?/span><br /> <br /> <p> <span style="font-size:16px;font-family:SimSun;">6、挖掘机开挖挖x底标?10cm 左右Q预留槽底土不挖Q后׃h工清除,修整槽底。h工清槽,认真(g)查槽底土壤有无扰动情况,如有扰动应做Ҏ(gu)处理?/span> </p> <p> <span style="font-size:16px;font-family:SimSun;"><br /> </span> </p> <span style="font-size:16px;font-family:SimSun;">ȝQ在我们城市(jng)的市(jng)政工E中l常?x)用到水泥排水管Q它常被用作城市(jng)中雨水和生活污水的排水管道,如果没有水惔的存在Q那么道路上会(x)U满天空降落的雨水和生活污水Q我们将生活在一片水中Q没有落脚之圎ͼ所以它在城?jng)徏设中L(fng)非常重要的作用,无可替代。安装水泥管时我们一定要按照具体程和规划}慎施工。周口地区常用水泥管</span><br /> <span style="font-size:16px;font-family:SimSun;"></span><span style="font-size:16px;font-family:SimSun;"></span><br /> </div> <div id="qz2cgrl" class="pagess"> <ul> <div>上一?<a href="48.html">遵义水惔施工时注意事项</a></div> <div>下一?<a href="46.html">遵义?jng)井萍؜凝土有限公司谈钢筋混凝土排水管的连接方?/a></div> </ul> </div> <div id="ah3nxzm" class="info_key"> <span>此文关键字:(x)</span> <a href='/key.aspx?k=%e6%b0%b4%e6%b3%a5%e7%ae%a1'>水惔?/a>,<a href='/key.aspx?k=%e9%81%b5%e4%b9%89%e6%b0%b4%e6%b3%a5%e7%ae%a1%e5%ae%89%e8%a3%85'>遵义水惔安?/a>, </div> </div> <div id="8mtt7ps" 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