汉北河新沟二线船闸工作闸门（三角门）安装施工方案汉北河新沟二线船闸工作闸门安装施工方案审批：校核：编制：中国水电八局有限公司汉北河新沟二线船闸工程金属结构制作与安装项目部2017年12月汉北河新沟二线船闸工作闸门（三角门）安装施工方案目录一、概述.....................................................................................................................................................1二、编制依据.............................................................................................................................................2三、工作闸门安装方案.............................................................................................................................33.1工作闸门安装工艺流程:见如下工艺流程图.............................................................................33.2安装准备.....................................................................................................................................53.2.1底坎复测及测量放样.......................................................................................................53.2.2底枢、顶枢基础复测及处理...........................................................................................53.3底枢、顶枢及端柱安装...............................................................................................................53.3.1底枢安装...........................................................................................................................53.3.2顶枢安装...........................................................................................................................63.3.3端柱安装...........................................................................................................................63.3.4顶底枢同心度检查调整...................................................................................................73.4工作闸门门叶及钢架安装...........................................................................................................73.4.1钢架组拼...........................................................................................................................73.4.2底节门叶及钢架安装.......................................................................................................73.4.3中节门叶及支臂安装.......................................................................................................83.4.4顶节门叶安装...................................................................................................................93.5门叶及钢架的焊接及防腐处理...................................................................................................93.5.1焊接方法与工艺措施.......................................................................................................93.5.2焊接的技术要求.............................................................................................................103.5.3焊接环境与焊接施工安全措施.....................................................................................113.5.4涂装施工.........................................................................................................................123.6水封安装.....................................................................................................................................12四、工作闸门吊...
