Light Gauge Steel Roof Framing Details

Light gauge steel construction is very similar to wood framed construction in principle the wooden framing members are replaced with thin steel sections.

Light gauge steel roof framing details.

Light gauge steel framing before the sheeting has been installed. These studs are usually 25 gauge steel with 1 1 4 inch flanges and are intended for non load bearing applications such as partition walls. This light gauge steel frame is developed through a cold formed process without the use of heat. Available flanges of 1 1 4 and extra wide 1 1 2.

This process enables steel manufacturers to produce light weight but high tensile steel sheets. Cfs light frame construction g500 11 guidelines for inspecting cfs structural framing in low rise buildings g800 12 astm standards for cfs g801 13 astm a1003 no cause for rejection g802 13 aisi section a2 2 other steels g900 15 design methodology for hole reinforcement of cfs bending members j100 11 cfs floor joists. Steel framing details kick 4 50 51 strut 1 52 53 crnr 54 flr 1 55 pony 56 xbrc 57 emb 1 58 trk bk 59 60 61 slide clips struts. These details were developed by the light gauge steel engineers association lgsea for the north american steel framing alliance nasfa.

Most contractors are familiar with the light gauge steel studs and track you can buy at lumberyards and drywall supply houses. B shape and dimensions in accordance with gypsum association fire resistance and sound control design manual page 14 as shown at left. The sheet surface is coated with a zinc alloy that completely covers the steel surface and seals it from the corrosive action of its environment. The steel sections used here are called cold formed sections meaning that the sections are formed or given shape at room temperature.

Materials a light gauge steel meeting the physical and galvanization requirements of a s t m. With today s demanding architectural designs intricate roof lines and aggressive schedules light gauge steel trusses have become a popular product for architects engineers builders and developers. They are intended to provide designers and contractors with guid ance on design detailing and construction of low rise residential buildings that utilize cold formed steel framing members.