Steel Curved Roof Construction Details
Whether the arched roof will be installed over a solid deck or open framing mbci has a panel that fits the application.
Steel curved roof construction details. Bending and bowing aluminum and steel roofing and siding sheets are rollformed from hardened tempered metal for maximum strength. Roller bending involves progressive bending of a section by passing the member through a set of bending rolls. Curved roof fascia systems when you want to add a metal curved roof or fascia to your design mbci offers the choice in three distinctive and complete panel systems for your use. The rolls are shaped to the cross section of the steel member being curved see figure 3 1.
Metal should not be re bent once it has been formed nor should it be folded back on itself. The majority of curved steel for use in construction is curved by roller bending which is a cold process. Every once in awhile someone asks me about putting metal on a roof that is either round or else has a concave or convex curved roof up the rafter like a bell shape. If a sheet must be bent a gentle 90 degree bend is the maximum recom mended.
This facility opted for a half circle roof. Vertical seam panels unless hand formed or customer curved do not work real well on concave or convex surfaces. The curved roof construction details for this massive barrel roof included thirty seven wide flange 16 x 57 l beams that were curved in the strong axis or the hardway to create a 14 10 radius semicircle. The standard fastening pattern is permitted over the rest of the sheet.