Steel frame roof section and construction drawing details that includes a detailed view of Connection Details of Purlin to Rafter and Truss Details with Galva Metal Support Layout of Roof Truss details, Gusset Plate Thick on Both Sides Bolts Grade details, Verandah & Staircase, Fixing Detail of Metal Sheet to Purlin with Fixing Details of Purlin on Beam Details Details of Purlin to Rafter with Zinc Aluminium and much more of roof details.