Lightning rod construction scheme
Lightning rods shall be made of round steel or welded steel tubes, and their diameters shall not be less than the following values:The length of lightning rod is below 1m: round steel is 12mm; steel tube is 20mm;The length of the lightning rod is 1~2m:, the round steel is 16mm, and the steel tube is 25mm;Lightning rod on top of chimney: round steel is 20mm, steel tube is 40mm;
Installation and layout of lightning rod shall comply with the following requirements:The rolling radius of the first kind of building is 30hr; the radius of rolling of the second kinds of lightning protection buildings is 45hr; the radius of the third types of lightning protection buildings is 60hr;When the lightning rod is installed, the ball rolling method and the lightning protection net can be combined individually or in combination.
