Garage Door Header Span Calculator

Window door garage door headers supporting roof loads only.

Garage door header span calculator.

Window and door. Most door frames that are 4 feet wide or less require a 2 by 6 header. According to the 2012 irc codes any beam joist or header shall never have a bearing of less than 1 1 2. When in doubt use 2 by 12 inch headers.

Click on the appropriate beam this will take you to the calculation table for your project. On longer spans the beam may require much more bearing space as indicated by this table. Porch header sizing header size load bearing wall wewontbyte garage door header sizes orange01 co wood beam sizing wood beam sizes premiumpsds co wood beam sizingporch header sizingwood beam sizingheader. 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.

Our versa lam lvl is manufactured in either alexandria lena louisiana in eastern united states or in white city oregon for the western united states. All other data is available on page 121 of the 2012 international residential code. Window door garage door headers supporting roof wall floor loads. Connections 28 29 columns 30 31 product warranty 32.

Using the continuous span floor joists table with 30 0 span carried select either 3 1 2 x 11 1 4 or 5 1 4 x 9 1 4. Header details 24 25 nailing on narrow face 25 allowable holes 26 bearing length requirements 26 tapered end cuts 27 multiple member. Some sizes may not be available in your region. A beam with a 10 span carries 15 0 simple span joists on each side.

Measure the width of your door frame. Engineered wood products ewp lvl span and size charts. Beams of more than one ply must be fastened together with either nails or bolts. Span charts and 2012 irc building codes for girders and headers.

Versa lam laminated veneer lumber lvl beams and headers eliminate twisting shrinking and splitting and deliver flatter quieter floors and structures. These charts are for 30 pound per square foot snow load on the roof. Anything 5 and above we always at least double cripple. Includes span tables for all load bearing locations and the number of jack studs.

Select the span carried by the beam across the top of the table. For deeper depth parallam psl beams see the trus joist 2 2e parallam psl. The column on the left of each chart labeled beam span represents the beam length with bearing required for your project.