IS 2309 : 1989 Indian Standard ( Reaffirmed 1995 ) PROTECTION OF BUILDINGS AND ALLIED STRUCTURES AGAINST LIGHTNINGCODE OF PRACTICE f Second Revision ) UDC 621.316.93 : 699.887-2…
IS 6533 (Part 1) : 1989 (Reaffirmed 2001) Edition 2.1 (1997-10) Indian Standard DESIGN AND CONSTRUCTION OF STEEL CHIMNEY — CODE OF PRACTICE PART 1 MECHANICAL ASPECT ( First…