Garage Door Header Framing Detail

I ll explain the process more extensively as we proceed.

Garage door header framing detail. Choose from carriage house traditional and commercial garage doors in steel wood and wood composite materials. Portal frame details within the irc specify simple span headers with a maximum finished opening width of 18. Window door garage door headers supporting roof loads only. Framing a garage door opening.

These details are based on testing done by the engineered wood association that included only simple span headers. Attach lumber to the face of the garage wall to the edge of the garage door header. Header the header is ideally a minimum 12 wide micro laminated beam that spans the width of the garage door opening. The longer the distance a header spans and the heavier the load it supports the more substantial it needs to be.

To our knowledge no additional testing has been done to justify continuous headers over multiple garage door openings. Building a structural header for a garage door opening can be handled on the jobsite and will offer the same structural support as more expensive solid wood beams. For each application a pdf download is available. Loading conditions are detailed below.

Window door garage door headers supporting roof wall floor loads. This piece of. Cut a 2 x 6 piece of lumber and nail to the face of wall exactly in the center of the garage header. A 36 door has a rough opening width of 38 so your header is cut at 41.

Also see assumptions for table development. I suggest you go through the entire article at least once before you start. Last pull a measurement from the top of the 2 x 6 piece of lumber that you just installed to the ceiling of the garage. Install the header jambs and center pad of the frame using a 2 x 6 lumber for the header jambs and center pad.

Header requirement 2 at minimum the header should be 12 wide with doubled 2 4 at opening and ceiling running the width of the door with a 2 4 in the center of the opening for the center bracket to attach to. Free how to buy a garage door guide nationwide dealer network. Leave at least 5 of space on the sides of the door. The procedure for constructing a header for 6 inch exterior wall framing can be modified for any wall thickness.

Together the headers king studs and trimmers act as a system that transfers weight from above down and around the window and door openings to the floor and foundation below.