About lightning protection, grounding, how deep is the need to bury?
Ordinary steel can, brush antirust paint on steel, a steel bar with the ground can, but must have been received in the roof to be useful, the grounding grounding body is buried 2.5 meters, not less than 0.6 meters, just buried two or three meters can be, if you dig house a pile, buried in the hole Zhuangli best!! The roof must be connected to the ground wire in a circle!
This one is ok! Dry with the main steel bar! When you hit the ground, no less than 1 meters, 5 will be fine! Moreover also can! Put on anti paint!
The artificial earthing body of the direct lightning mine shall not be less than 3m from the building entrance or walkway. When less than 3m, the following should be takenMeasure one:First, the horizontal ground body should not be less than 1m deep buried;Two, the horizontal grounding body should be insulated, and can use 50 ~ 80mm thick asphalt layer;Three, the use of asphalt gravel ground or in the ground body above the laying of 50 ~ 80mm thick asphalt layer, its width should exceed the grounding body 2m.
