underground pipe line with home pipe for fire fighting system

1mtr 2000 7mtr achieve again any are big coating company converting crossing dipp exident fgl fglits fighting fire goal grid ground happy here home hrs hvdc injury its laying line man mtr our pipe power protect pugalur require road safety saved siemens3d site small storage support system systemat tamilnadu tamilnaduindia then this underground use very when work wrapping