On longer spans the beam may require much more bearing space as indicated by this table.
Garage door header spans.
The structural ridge span represents the size of a large family room.
Measure the width of your door frame.
Window door garage door headers supporting roof loads only.
Tj 9001 installation guide for floor and roof framing with tji 110 210 230 360 and 560 joists.
Span charts and 2012 irc building codes for girders and headers.
When in doubt use 2 by 12 inch headers.
Our most versatile headers solution.
Portal frame details within the irc specify simple span headers with a maximum finished opening width of 18.
Tj 9510 installation guide for floor and roof framing with tji s31 s33 and s47 joists east canada.
Csg tj17 simpson connector guide for trus joist products.
Window and door.
Tables providing size selections for various beam spans and loading combinations for southern pine dimension lumber and southern pine glued laminated timber are available for the following applications.
Some sizes may not be available in your region.
Window door garage door headers supporting roof wall floor loads.
And the garage door header is based on a 2 car garage door opening.
The span for the girder is based on the size of an average sized game room.
According to the 2012 irc codes any beam joist or header shall never have a bearing of less than 1 1 2.
These charts are for 30 pound per square foot snow load on the roof.
Anything 5 and above we always at least double cripple.
All other data is available on page 121 of the 2012 international residential code.
Most door frames that are 4 feet wide or less require a 2 by 6 header.
Includes span tables for all load bearing locations and the number of jack studs.
Tj 9001p installation guide for tji 110 210 230 360 and 560 joists in punjabi language.
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.
In an attempt to construct portal frames some garages are built with one continuous garage header extending over two or three garage door openings as shown in figure a.
Header spans are typical for a window and a patio door.
