防雷与接地工程施工方案.doc

一、施工准备
（一）作业条件
1、 接地体安装：
（1） 人工接地体：设计位置的场地没被占用，且已经清理好。
（2） 利用底板钢盘或深基础做接地体：底板盘与柱筋连接处已绑扎完。
2、 接地干线安装：
（1） 支架安装完毕。
（2） 土建抹灰已完成。
（3） 穿墙保护管已预埋。
3、 支架安装：
（1） 各种支架已运到现场。
（2） 结构工作已经完成。
（3） 室外必须有脚手架或爬梯。
4、 防雷引下线暗敷设：
（1） 建筑物有有脚手架或爬梯，达到能上人操作的条件。
（2） 利用主筋作引下线时，钢筋绑扎完毕。
5、 避雷引下线明敷设
（1） 支架安装完毕。
（2） 建筑物有脚手架或爬梯，达到能上人操作的条件。
（3） 土建外装修完毕。
6、 避雷网安装：
（1） 支架安装完毕。
（2） 具备调直场地和垂直运输条件。
（3） 接地体与引下线必须做完。
7、 避雷针安装：
（1） 接地体及引下线必须安装完毕。
（2） 需要脚手架处，脚手架搭设完毕。
（3） 土建结构工程已完成，并随结构施工做完预埋件。
（二）材料要求
1、 防雷及接地装置所有部件均应采用镀锌材料，并有出厂合格证和镀锌质量证明书。在施工过程
中应注意保护镀锌层。其主要镀锌材料有：扁钢、角钢、圆钢、钢管、铅丝、螺栓、垫圈、弹
簧垫圈、U 形螺栓、元宝螺栓、支架等。
2、 电焊条、氧气、乙炔、沥青油、混凝土支座、预埋铁件、小线、防腐油

First, construction preparation
(A) Operating conditions
1, grounding installation:
(1) artificial grounding: the design of the site not occupied position, and have been cleared.
(2) the use of floor made of steel plate or deep foundation grounding: floor plate and column reinforcement has been lashing End junction.
2, installation of grounding lines:
(1) bracket installed.
(2) civil plastering has been completed.
(3) through the wall to protect pipes have been embedded.
3, bracket installation:
(1) all stents were delivered to the site.
(2) structure has been completed.
(3) outdoors must have a scaffold or ladder.
4, dark lightning deflectors installed:
(1) building with a scaffold or ladder to reach to the Master operating conditions.
(2) the use of longitudinal bars as deflectors, the steel banding is completed.
5, laying out lightning deflectors
(1) bracket installed.
(2) building a scaffold or ladder to reach to the Master operating conditions.
(3) civil works outside is completed.
6, lightning network installation:
(1) bracket installed.
(2) sites with straightening and vertical transportation.
(3) The grounding must be done with the deflectors.
7, lightning rod installation:
(1) grounding and lightning deflectors to be installed.
(2) the need to scaffold Department Scaffolding completed.
(3) civil structural engineering has been completed, and construction done with the structure embedded parts.
(B) material requirements
1, lightning protection and grounding of all components shall be galvanized material, and galvanized with a factory certificate and quality certificate. In the construction process
Should pay attention to protect the zinc coating. The main zinc materials include: flat steel, angle steel, round steel, steel, wire, bolts, washers, spring
Spring Washers, U-shaped bolts, ingot bolts, brackets, etc..
2, welding, oxygen, acetylene, oil asphalt, concrete supports, embedded iron, a small line, anti-corrosion oil