Steel Roof Framing Design

Shed gable hip gambrel and mansard.

Steel roof framing design.

Here we have a wood framed gable roof. Continuing on from part 3. Roof pitch the metal roofing panels shown in this manual require a mini mum slope of 2 per foot to ensure proper drainage. The basic construction of a flat roof starts with roofing timber that is laid across two upright items usually two walls.

Steel framing offers marketing advantages because consumers recognize steel as a superior framing product for its fundamental characteristics. The steeler slotted stud is innovative and economical as it can be used in combination with track to form both non load bearing and wind load bearing walls. Placed on the drywall or exterior insulation as a brace. This will give additional stability to the roof structure.

Roofs are basically five types. Tests indicate that with the unsheathed design. Approach a maximum bridging spacing of 1200 mm is preferred for brick veneer steel stud construction. Mwfrs or c c l202 12 diaphragm design with pneumatically driven pins l300 09 design of end posts for diaphragm shear walls s100 16 antiterrorism design requirements for cfs framing.

Long term maintenance costs are reduced because steel. Based on the unsheathed approach where steel bridging alone is used to brace the studs and no reliance is. It includes a 2 1 4 slot which allows for up to a 2 vertical deflection and is ul fire rated. Braced frame system ordinary steel concentrically braced frame standard table 12 2 1 r 3 25 ω 0 2 c d 3 25 6 1 2 2 loads roof live load l snow 25 psf roof dead load d 15 psf mezzanine live load storage 125 psf.

The image below shows a cross section of our simple 12 x 13 house from the joist span tables section of this tutorial. Refer to the rain carrying table in this booklet for the maximum allowable panel length per slope that will provide adequate drainage. Structural steel design 6 7 ω 0 3 c d 4 east west e w direction. Let s consider a basic gable wood roof framing design.

For longer slopes and lower roof pitches contact fabral for other suitable profiles. For additional stability you can also use steel joists that are built into one or both of the walls. L001 10 design of diagonal strap bracing lateral force resisting systems for the 2006 ibc l200 09 roof framing anchorage forces. Steel framing is easier to handle because steel studs weigh 1 less than wood studs and can be installed at 4 on center.

Another common design in the northeast is the saltbox which is a gable roof with one longer side.