管道非开挖修复

1、ng Systems1This standard is issued under the fixed designation F2831; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope*1.1 This standard is intended to establish the minimum criteria necessary for use of a mechanically mixed, blended, 。

2、ed under the fixed designation F2831; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope*1.1 This standard is intended to establish the minimumcriteria necessary for use of a mechanically mixed, blended,epoxy barrier coating (AWWA Class 。

3、ed under the fixed designation F2831; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope*1.1 This standard is intended to establish the minimumcriteria necessary for use of a mechanically mixed, blended,epoxy barrier coating (AWWA Class 。

4、ommentary should not be used without first securing competent advice with respect to their suitability for any given application. The publication of the material contained herein is not intended as a representation or warranty on the part of the American Society of Civil Engineers, or of any other person named herein, that this information is suitable for any general or particular use or promises freedom from infringement of any patent or patents. Anyone making use of this information assumes al。

5、stallationBS ISO 13470:2012National forewordThis British Standard is the UK implementation of ISO 13470:2012.The UK participation in its preparation was entrusted to Technical CommitteePSE/10, Iron pipes and fittings.A list of organizations represented on this committee can be obtained on request to its secretary.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. The British Standards Institution 2012P。

6、ICS 27.140 P 55 DB13 河北省 地方标准 DB 13/T 5188 2020 地下管道非开挖铺设工程水平定向钻 施工技术规程 2020 - 06 - 28 发布 2020 - 07 - 28 实施 河北省市场监督管理局 发布 DB13/T 5188 2020 I 目 次 前言 .。

7、ICS 75.200 E 24 DB34 安徽省地方标准 DB 34/T 31452018 长输天然气埋地管道外腐蚀非开挖 检验方法 Long Distance buried gas pipeline external corrosion testing method trenchless 文稿版次选择 2018 - 08 - 08 发布 2018 - 09 - 08 实施 安徽省。