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From window openings to garage door headers, Weyerhaeuser Microllam® LVL is a versatile solution that supports heavy loads without worry. Our manufacturing process creates uniform and predictable products, all with a limited lifetime warranty.
- Microllam LVL Beams
tb-500 - Beam Design Guide for 22” and 24” Depth 2.0E...
- Microllam LVL Headers
Our most versatile headers solution. tj-9001 - Installation...
- Document Library
Recreation. With millions of acres across the U.S., we offer...
- Microllam LVL Beams
Wood frame construction design relies on the lumber design values and allow-able span tables published in building codes and stan-dards, and industry technical publications. The most commonly used lumber species groups are Douglas Fir-Larch, Hem-Fir and Southern Pine grown in the U.S. and Canadian Spruce-Pine-Fir.
1. Select the correct table for the beam application you need. 2. Choose the required beam span in the left column. 3. Select the span carried on the top line. 4. Read the beam size or choice of beam sizes from table. Example: A 14'-0" span beam carries 15'-0" simple span joists on each side.
Garage Door Headers Murphy Company LVL Design Guide - PG. 4 Notes: 1. Table indicates the number of 13/ 4" wide LVL plies to be used for the given application. 2. Assumes simple span measured from the inside face of bearing. Assumed bearing length is 3" each end (* indicates 41/ 2" end bearing). 3. Roof truss framing with 24" soffits. 4.
3 Ιουλ 2024 · A garage door header size calculator simplifies the process of determining the correct header size. These calculators take into account various factors such as door width, door height, and load above the door to provide an accurate recommendation.
When sizing beams and headers, you need to have sufficient moment capacity (Fb), sufficient shear capacity (Fv), sufficient stiffness (EI) to satisfy the live and total load deflection criteria
Span The tables indicate the appropriate size header for various roof truss spans with 2’ soffit. If the soffit is greater than 2’, additional engineering is necessary. 1-Story Garage Door Headers Douglas-fir Tributary Area (see page 45 of the residential design guide) 1. Header sizes are listed as the number of 1-3/4” thick pieces by the ...
