In the real world of architects carpenters and lumberyards these bridges are called headers fig.
Garage door header in 2x6 wall.
For each application a pdf download is available.
When in doubt use 2 by 12 inch headers.
In most wood frame dwellings headers are made of dimensional lumber installed on edge.
You can create this thick header by sandwiching two two by sixes.
Especially with everyone wanting a heated garage.
Also see assumptions for table development.
The fastest way for a project to go sour is to put in a bunch of details that deviate from standard practice.
The procedure for constructing a header for 6 inch exterior wall framing can be modified for any wall thickness.
This piece of lumber will be used to attach the center bracket of your garage door spring assembly.
Between 4 and 5 feet the header should be built 2 inches wide and 8 inches long while a larger opening needs a header that is 2 by 12.
Window door garage door headers supporting roof wall floor loads.
Cut a 2 x 6 piece of lumber and nail to the face of wall exactly in the center of the garage header.
2x6 walls header help needed.
Loading conditions are detailed below.
Measure the width of your door frame.
However as you say 2x6 garage walls are becoming much more prevalent.
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.
The vertical pillars supporting each end normally composed of 2x4s or 2x6s are called king studs and trimmers or jack studs.
Click on the image below for clear detail and drawing.
Most door frames that are 4 feet wide or less require a 2 by 6 header.
You ve still got the two 2x s with a hollow cavity that can be insulated by the insulation crew.
That s the standard way we do it around here.