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TB-101 - Information About Creep
For homeowners and specifiers to learn more on the subject of creep.
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TB-102 - Information About Duration of Load
Information About Duration of Load, with references to NDS 2005
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TB-104 - Information About Floor Performance
Information that helps homeowners and design professionals learn more about floor performance.
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TB-105 - Garage Floor Design Guidelines
For design professionals who want to properly specify iLevel Trus Joist products in garage floor applications.
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TB-106 - Hangers
Technical information on hangers used with TJI joists and SCL.
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TB-108 - Information About Indoor Pools
For design professionals to properly specify iLevel Trus Joist products in indoor pool applications.
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TB-112 - An Introduction About Moisture
Information about the effects of moisture on lumber, including iLevel structural composite lumber
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TB-114 - An Introduction to Product Application Assurance
To educate users on the importance of choosing, designing and installing iLevel products for the proper application.
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TB-120 - Engineer's Seal Requirements for I-Joists, Structural Composite Lumber and Plated Trussesg and TJI Joists
A summary explanation of why I-joists and SCL do not require an engineer's seal on design calculations and plated trusses do require a seal.
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TB-121 - Structural Use Panel Thickness Labeling Changes
An explanation on why structural use panel certification marks are changing
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TB-122 - Regulation of Wood Packaging Material in International Trade
Gives guidance on iLevel engineered wood products used as wood packaging and dunnage for exports.
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TB-124 - Certification of Weyerhaeuser Edge and Edge Gold OSB Panels
Explains how Edge and Edge Gold panels are certified.
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TB-150 - 1-1/8" Weyerhaeuser Rim Board for Header and Cantilever Applications (Canada)
Technical information for specifying Weyerhaeuser rim board in short header and cantilever applications.
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TB-153 - Tall Wall Regional Span Charts (Canada)
Technical information for specifying Weyerhaeuser products in tall wall applications.
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TB-155 - Horizontal Diaphragm Design with TJI Joists (Canada)
Technical information to help engineers design diaphragms with TJI joists.
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TB-157 - Weyerhaeuser Edge and Edge Gold Floor Panels (Canada)
Technical information for specifying Weyerhaeuser Edge and Edge Gold
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TB-201 - Design of Column Caps/Bases, Hold Downs, and Straps Fastened Into the Narrow Face of SCL
For properly specifying column caps/bases, hold downs, and straps.
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TB-202 - Restriction of Residential TJI Joists in Commercial Applications
For the design and use of residential TJI joists in commercial applications.
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TB-203 - Attaching Fire Sprinkler Components to Trus Joist Engineered Wood Products
This tech bulletin describes the assumptions used in determining the attachment of sprinkler hardware to the bottom flanges of TJI Joists.
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TB-204 - iLevel 1-1/8" Rim Board for Header and Cantilever Applications
For design professionals to properly specify 1-1/8" iLevel rim board in short header and cantilever applications
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TB-205 - Weyerhaeuser Wall Bracing Software and the IRC
Explains how wall bracing requirements in the IRC changed from 2000 through 2006.
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TB-206 - Fastener Spacing in Engineered Lumber Products
For design professionals to determine fastener spacing
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TB-207 - Deck Attachment for Lateral Loads to TJI Floor Systems
IRC Deck Lateral Load Holdown for Decks attached to TJI floor systems.
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TB-208 - Sizing Weyerhaeuser Trus Joist Products for Multi-Family and Light Commercial Projects
Explains how to size Weyerhaeuser products for multi-family and light commercial applications; includes table for conversion from commercial products.
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TB-209 - Sizing Weyerhaeuser® Trus Joist® Products for Multi-Family Projects
Explains how to use software and what to consider when specifying Weyerhaeuser products for multi-family projects.
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TB-210 - Sizing Weyerhaeuser Trus Joist Products for Commercial Projects
For architects and design professionals to properly specify Weyerhaeuser products in Multi-Family and Light Commercial Projects.
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TB-211 - Partition Walls Supported by Weyerhaeuser Edge and Edge Gold Floor Panels
Information regarding allowable partition loads on Edge and Edge Gold Panels
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TB-212 - Sizing Hip Beams in Forte
For designers to size hip beams in Forte
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TB-300 - Multiple-Member Connections for Side-Loaded Beams with Concentrated Loads
Information on how to specify connections for side-loaded beams with concentrated loads.
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TB-304 - Trus Joist 1-1/4" TimberStrand LSL Rim Board and Weyerhaeuser 1-1/8" Rim Board Deck Ledger Attachment
Explains how to specify the proper fastener for deck ledger attachment.
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TB-305 - Re-Sawing Microllam LVL, Parallam PSL and TimberStrand LSL
Guidelines and restrictions for resawing iLevel structural composite lumber products
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TB-306 - Allowable Axial Loads for Weyerhaeuser Columns
Information for designers to properly size columns.
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TB-307 - Weyerhaeuser® by Weyerhaeuser Product Manufacturing Location Summary
Information on the country of origin for Weyerhaeuser products
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TB-350 - Column Capacity Comparison Chart (Canada)
Compares capacities of braced and unbraced columns
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TB-352 - Beam Sizing Tables with 10 PSF Bottom Chord Live Load (Canada)
Supplement to Canadian Beam Guide TJ-9500: Includes beam sizing tables with 10 PSF bottom chord live load.
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TB-353 - Beam Sizing Tables (Canada)
Supplement to Canadian Beam Guide TJ-9500: Includes beam sizing tables.
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TB-353F - Supplément technique, au guide TJ-9500F (Canada)
Supplément technique, au guide TJ-9500F
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TB-500 - Deep Depth Microllam LVL and Parallam PSL Design Guide
For design professionals who what to properly specify deep depth Microllam LVL and Parallam PSL beams.
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TB-501 - The Superior Performance Benefits of Microllam LVL With Watershed Stability Overlay
Explains the benefits of stocking and specifying Microllam LVL with WSO.
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TB-502 - 2.0E Microllam LVL Beam
For design professionals to specify 2.0E Microllam LVL
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TB-503 - 24" Deep Microllam LVL Beam Design Guide
Information for how to specify 24" deep Microllam LVL beams
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TB-550 - 2.0E Microllam LVL Beam (Canada)
For engineers and designers to specify 2.2E Parallam PSL beams.
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TB-601 - 2.2E Parallam PSL Beam
For design professionals to specify 2.2E Parallam PSL
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TB-650 - 2.2E Parallam PSL Beam (Canada)
For engineers and designers to specify 2.2E Parallam PSL beams.
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TB-702 - TimberStrand LSL Conversion Tables
Span tables for specifiers who want to convert beams made of other material to TimberStrand LSL.
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TB-703 - Trus Joist 1-3/4" 1.55E TimberStrand LSL Stair Stringer Tables
Tables and technical information for specifying TimberStrand LSL stair stringers.
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TB-704 - C-Shaped Headers for Tall Wall Framing
How to specify C-shaped headers in tall wall applications using common TimberStrand LSL material sizes.
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TB-705 - 1¼" 1.3E TimberStrand® LSL Rim Board Header Sizing Tables for One- and Two-Story Applications
Tables and technical information for specifying TimberStrand LSL rim board headers.
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TB-708 - Weyerhaeuser Trus Joist 1¼” TimberStrand LSL Rim Board Header Table
Information to properly size and install 1-1/4" TimberStrand LSL Rim Board in header applications.
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TB-750 - Weyerhaeuser Trus Joist 1¼” TimberStrand LSL Rim Board Header Table (Canada)
For specifiers to properly size and install 1-1/4" TimberStrand LSL Rim Board in header applications.
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TB-802 - Guidelines for Allowable Oval Holes in Weyerhaeuser Trus Joist Residential TJI Joists
How to properly size oval holes in TJI joists used in residential applications.
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TB-804 - TJI Joists for OpenZone Applications Technical Bulletin
Trim, span, and hole information for TJI Joists used in OpenZone, simple-span applications
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TB-805 - Trus Joist TJI Joist Rafter Cut Detail
How to properly specify TJI Joists in roof applications with rafter cuts.
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TB-806 - Allowable Top Flange Notches in TJI Joists
Maximum allowable joist spans for TJI joists with top flange notches.
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TB-807 - Supplemental Residential Trus Joist TJI Roof Span Tables
Supplement to TJI Joist Specifier's Guide TJ-4000: Additional roof span tables for TJI joists.
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TB-808 - Bottom Flange TJI Attachment Connections
Guidelines for specifying withdrawal connections into the bottom flange of residential TJI joists.
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TB-810 - Weyerhaeuser Trus Joist® 16" TJI® Joists with Precut Holes
For designers to specify 16" deep TJI joists with multiple precut holes.
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TB-811 - TJI Joist Multiple (Continuous) Span Table
Maximum allowable spans for multiple spans for L/480 and L/360 deflection criteria
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TB-812 - Supplemental Floor Span and Floor Load Tables for 9½" TJI 360 & 560 Series I-joists
Supplement to TJI Joist Specifier's Guide TJ-4000: Span tables for 9½" TJI 360 and 560 joists.
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TB-813 - TJI Joist Bonus Room Tables RLL - 20 psf at 125%
Span and other information for TJI Joists used in bonus rooms with a roof live load of 20 psf at 125%.
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TB-814 - TJI Joist Bonus Room Tables RLL - 20 psf at 115%
Span and other information for TJI Joists used in bonus rooms with Roof Live Load of 20 psf at 115%.
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TB-815 - TJI Joist Bonus Room Tables RLL - 30 psf at 115%
Span and other information for using TJI Joists in bonus rooms with Roof Live Load of 30 psf at 115%.
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TB-816 - TJI Joist Header-Off Table
Technical information on how repair a damaged TJI joist by headering-off to an adjacent joist.
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TB-817 - TJI Joist Repairs for Holes Too Close to Bearing
Repair detail and maximum span table for TJI joists with holes too close to bearing.
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TB-818 - TJI Joists with Side Top Flange Notches
Technical information to analyze and repair TJI joists with side top flange notches.
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TB-819 - Guidelines for Holes in 1¼" TimberStrand® LSL Rim Board and TJI® Rim Joists
Covers placement of holes in 1¼" TimberStrand Rim Board and TJI Rim Joists that are continuously supported along the top and bottom.
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TB-820 - Connecting 3-Ply TJI Joists
Information showing how to connect top loaded and side loaded 3-ply TJI Joists.
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TB - 821 - TJI Joists as Wall Studs
Design professionals to specify TJI joists was wall studs
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TB-850 - Allowable Holes in TJI Joists – ½" Hole Size Increments (Canada)
For designers to properly specify allowable holes in TJI Joists.
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TB-851 - 9½" TJI 560 Vibration Controlled Floor Span Tables (Standard Term) (Canada)
Support for design professionals who want to specify TJI joists in Canadian markets
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TB-852 - Supplemental Floor Span Table: 40 psf Live Load / 10 psf Dead Load TJI® Joists with ⅞" Weyerhaeuser® Edge Gold™ Panels (Standard Term)
Span table for TJI joists with 7/8" Edge Gold Panels
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TB-853 - Propietary Bridging and TJI Joists (Canada)
Weyerhaeuser's position statement for proprietary bridging.
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TB-854 - Vent Holes for 16" TJI 230 Joists (Canada)
Design and installation procedures for venting in the ceiling cavity between the insulation and sheathing.
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TB-900 - Material Safety Data Sheets for Weyerhaeuser Products
Material Safety Data Sheets (MSDS)
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TB-909 - Wind and Seismic Tables for Weyerhaeuser Shear Braces in Portal Configuration
Information for designing with and specifying Weyerhaeuser shear braces in wind and seismic portal configurations
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TB-911 - Specifying Weyerhaeuser Shear Brace Garage Portals Using the Wood Frame Construction Manual - 2001 Edition
How to select Weyerhaeuser Shear Brace garage portals based on loads specified in the 2001 WFCM.
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TB-913 - Prescriptive Garage Portal Configurations
Covers proper spacing of the Weyerhaeuser Shear Brace in garage portals in sesmic design categories A-C and wind speeds below 110 mph.
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TB-915 - Weyerhaeuser Shear Brace: 97 UBC Values
UBC Values for the Weyerhaeuser Shear Brace.
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TB-920 - Alternate Top Connection for Weyerhaeuser Shear Brace in Portal Applications
Supplement to iSB Specifier's Guide TJ-8620: Alternate Top Connection for iSB in Portal Applications.
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TB-921 Supplemental Load Tables for Shear Braces
For design professionals to specify shear braces
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TB-922 - Framer Series Lumber Supplemental Maximum Rafter Span Tables
Information to help designers and engineers properly specify Framer Series Lumber into rafter applications.
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TB-923 - Weyerhaeuser Shear Brace Garage Portal System
Information on how to size a Shear Brace Garage Portal.
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TB-924 - Framer Series Lumber Property Comparison
Property comparisons between Framer Series Lumber and common visual grades.
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TB-925 - Shear Brace Allowable Shear Loads for Alternate Anchorage
For design professionals to specify alternate anchorage solutions for the iSB
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TB-926 - Lumber Solutions
Availability of Weyerhaeuser's value-added lumber products and property comparisons.
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TB - 950 - Shear Brace for Canada
Design and installation of Shear Brace for Canada
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TB-951 - Designing for Relative Stiffness with the Shear Brace (Canada)
Explains how to design for relative stiffness when specifying the Weyerhaeuser Shear Brace.
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TB-952 - Weyerhaeuser Shear Brace Garage Portal System (Canada)
For design professionals to specify iSB Garage Portals with 1.55E Timberstrand LSL Headers
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TB-953 - Braces in Stacked Applications (Canada)
For design professionals to properly specify stacked shear braces with the new multistory kit (Canada).
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TB-954 - Vertical Load Table for the Weyerhaeuser Shear Brace (Canada)
For design professionals to specify the Weyerhaeuser shear brace
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