Groove type cable tray construction plan: according to the map reading and investigation records, selected cable tray in the installation of different structural sections form; According to the contract time limit for a project to determine the construction organization and construction personnel. Determining the construction plan should follow the following provisions:

　　（1）电缆桥架应尽可能在将筑物、构筑物（如墙柱梁、楼板等）上安装。

　　(1) the cable tray should as far as possible in the structures and structures (such as wall beam, floor, etc.) on the installation.

　　（2）电缆桥架的总平面布置应做到距离短有满足施工安装、电缆敷设的要求。

　　(2) the cable tray of the general layout should be the shortest distance is to meet the requirements of the construction, installation and cable laying.

　　（3）梯架或有孔托盘水平敷设时距地面高度不低于2.5ｍ；线槽、无孔托盘局地高度不低于2.2ｍ。但敷设在电气专用房间（如配电室、电汽竖井、技术层）内除外。

　　(3) the ladder or perforated tray when laying off the ground height not less than 2.5 m; Trough, no local hole tray height not less than 2.2 m. But equipped in electrical dedicated room (such as transformer room, electric steam shaft, technology layer) except within.

　　（4）桥架垂直敷设时，在距第1.8ｍ以下部分应加金属盖保护，但敷设在电气装用房间内是可除外。

　　(4) bridge vertical run, from 1.8 m in the following sections should add metal cover protection, but is equipped in electrical room can be excluded.

　　（5）槽式电缆桥架多层敷设时其层间距离一般为：

　　(5) the slot type cable tray multi-layer laying its interlayer distance is commonly:

　　a、桥架上布局顶板或其他障碍物不应小于0.3ｍ。

　　A roof, bridge frame layout or other obstacles should not be less than 0.3 m.

　　b、电力电缆桥架间距不应小于0.3ｍ。

　　B, electric cable bridge span should not be less than 0.3 m.

　　c、控制电缆桥架间不应小于0.2ｍ。

　　C, control of cable tray should not be less than 0.2 m.

　　以上介绍希望对您有所帮助，我们的产品质量好，合理，真诚欢迎大家来选购，我们竭诚为您服务。

　　Hope above will be helpful to you, our products are of good quality and reasonable price, sincere welcome to the choose and buy, we wholeheartedly at your service.