TJI® Joists - Weyerhaeuser

  • Timberlands

    Timberlands

    Trees in the Western United States

    Trees are a remarkable resource that, when managed responsibly, can meet a wide range of fundamental needs for people and the planet for generations to come.

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    Forestry

    • Sustainable Forestry
    • Western U.S. Forests
      • Fighting Fires Together
    • Southern U.S. Forests
    • Northern U.S. Forests
    • Canadian Forests
    • Sales
      • U.S. West Log Sales
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    Seedling Sales

    • Western Seedlings
      • Our Seed and Seedlings
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  • Recreation

    Recreation

    Recreation - Hunting and Hiking

    With millions of acres across the U.S., we offer hunters, anglers and other outdoor enthusiasts a vast resource for enjoying outdoor recreation.

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    Find A Lease

    • Search Leases
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  • Land

    Land

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    We’re one of the largest private landholders in the United States. As stewards of these assets, we maximize the value of every acre.

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    Real Estate

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  • Wood Products

    Wood Products

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    We’ve been developing new building products and solutions for more than 100 years. We offer exceptional product performance and unparalleled support.

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    Engineered Lumber

    • TJI® Joists
    • TimberStrand® LSL
    • Parallam® PSL
    • Microllam® LVL
    • Resources
      • Trus Joist Support
      • TJ-Pro™ Rating
      • Satisfying Code for Fire Protection Requirements
      • NextPhase® Site Solutions
      • Trus Joist Floor Installation Video Guide
      • Specification Center

    OSB & Panels

    • Oriented Strand Board
      • Diamond™ Premium Floor Panels
      • Edge Gold™ Enhanced Floor Panels
      • Edge® Floor Panels
      • SturdiStep® Stair Treads
      • RBS (Radiant Barrier Sheathing)
      • Roof & Wall Sheathing
    • Plywood
      • Doug Fir Larch Plywood
      • Southern Yellow Pine
    • Medium Density Fiberboard
      • MDF Product Specifications
      • MDF Sales and Distribution

    Lumber

    • Western Lumber
      • Green Studs
      • Premium Green Douglas-Fir
      • SPF MSR
      • 4-Square™ J-Grade
      • No Prior Select KD Studs
    • Southern Lumber
      • Framer Series™
      • MSR & MEL
      • Premium™ Joist
      • Pro Series™

    Distribution

    • Locations
    • Products

    Building Sustainably With Wood

    • Product Stewardship & Safety Data Sheets

    Software

    • ForteWEB™ Software
    • Javelin® Software
    • Stellar® Software
    • Estima® Software
    • AutoCAD and SketchUp Downloads
    • Revit Downloads
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      • Software Training Schedule
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  • Climate Solutions

    Climate Solutions

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    We’re focused on renewable energy development, forest carbon and CCS, conservation and mitigation banking.

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    Conservation

    Wind & Solar

    Mitigation Banking

    • Bank Information

    Bioenergy

    Forest Carbon

    • Our Approach

    Carbon Capture & Sequestration

  • Sustainability

    Sustainability

    Trees in Weyerhaeuser timberlands

    We're focused on climate change solutions, creating sustainable homes for everyone, and supporting thriving rural communities.

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    Our Sustainability Strategy

    Solid ESG Foundation

      • Environmental
      • Social
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    Business Alignment

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      • Homes
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    download-20x-20.pngSustainability Highlights

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  • Investors

    Investors

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    For more than a hundred years, Weyerhaeuser has been building and enhancing a reputation for responsible corporate citizenship.

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  • Careers

    Careers

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    We offer a range of exciting career opportunities for smart, talented people who are passionate about making a difference.

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  • Company

    Company

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    We're working together to be the world’s premier timber, land, and forest products company.

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    Vision & Values

    • Safety
    • Integrity
    • Sustainability
    • Inclusion
    • Citizenship
      • Giving Fund
      • Nominate a Volunteer
      • Seedling Donations
      • Stakeholder Engagement
      • Mount St. Helens Forest Learning Center
      • Cool Springs Education Center

    Leadership

    • Board of Directors
    • Senior Management Team

    History

    Blog

    News Room

    Contact Us / Locations

  1. Timberlands
    1. Forestry
      1. Sustainable Forestry
      2. Forests in the Western U.S.
        1. Fighting Fires Together
      3. Forests in the Southern U.S.
      4. Forests in the Northeastern U.S.
      5. Forests in Canada
      6. Sales
        1. U.S. South Log Sales
        2. U.S. West Log Sales
        3. Southern Timberlands Timber Sales
    2. Seedling Sales
      1. Southern Seedlings
      2. Western Seedlings
        1. About Our Seed and Seedlings
        2. Christmas Tree Seedlings
        3. Availability and Ordering
        4. Planting & Care
        5. Contact Western Seedlings
  2. Recreation
    1. Our Programs
    2. Find A Lease
      1. Search Leases
      2. Lease FAQs
      3. Campsite Program
      4. Food Plot Program
      5. Sample Leases
      6. Newsletters
    3. Find A Permit
      1. Search Permits
      2. Permit FAQs
      3. Disabled Hunter Companions
      4. Sample Permits
    4. Resources
      1. State Regulations
      2. National Organizations
    5. Contact Us
    6. Log In
  3. Land
    1. Real Estate
    2. Development Projects
    3. Mitigation Banking
    4. Minerals
    5. Aggregates
    6. Conservation
    7. Natural Gas
  4. Wood Products
    1. Engineered Lumber
      1. TJI® Joists
        1. TJI® Joists for Eastern Canada
      2. TimberStrand® LSL
        1. TimberStrand® LSL Beams
        2. TimberStrand® LSL Framing Lumber
        3. TimberStrand® LSL Rim Board
      3. Parallam® PSL
        1. Parallam® PSL Beams
        2. Parallam® PSL Columns
        3. Parallam® Plus PSL
      4. Microllam® LVL
        1. Microllam® LVL Beams
        2. Microllam® LVL Headers
      5. Resources
        1. Trus Joist Support
        2. TJ-Pro™ Rating
        3. Satisfying Code for Fire Protection Requirements
        4. NextPhase® Site Solutions
        5. Trus Joist Floor Installation Video Guide
        6. Specification Center
    2. Lumber
      1. Western Lumber
        1. Green Studs
        2. Premium Green Douglas-Fir
        3. SPF MSR
        4. 4-Square™ J-Grade
        5. No Prior Select KD Studs
      2. Southern Lumber
        1. Framer Series™
        2. MSR & MEL
        3. Premium™ Joist
        4. Pro Series™
    3. OSB & Panels
      1. Oriented Strand Board
        1. Diamond™ Premium Floor Panels
        2. Edge Gold™ Enhanced Floor Panels
          1. Thank You
        3. Edge™ Floor Panels
        4. SturdiStep™ Stair Treads
        5. RBS (Radiant Barrier Sheathing)
        6. Roof & Wall Sheathing
      2. Plywood
        1. Doug Fir Larch Plywood
        2. Southern Yellow Pine Plywood
      3. Medium Density Fiberboard
        1. MDF Product Specifications
        2. MDF Sales and Distribution
    4. Distribution
    5. Building Sustainably With Wood
      1. Product Stewardship & Safety Data Sheets
    6. Software
      1. Forte®WEB Software
      2. Javelin® Software
      3. Stellar® Software
      4. Estima® Software
      5. Other Software
        1. AutoCAD and SketchUp Downloads
        2. Revit Downloads
      6. Software Training
        1. Software Training Schedule
      7. Weyerhaeuser Learning
    7. Document Library
    8. Where to Buy
    9. Blog
    10. Canada
  5. Climate Solutions
    1. Conservation
    2. Wind and Solar
    3. Mitigation Banking
    4. Bioenergy
    5. Forest Carbon
    6. Cabon Capture & Sequestration
  6. Sustainability
    1. Our Sustainability Strategy
      1. Solid ESG Foundation
        1. Environmental
        2. Social
        3. Governance
      2. Business Alignment
      3. Sustainability Ambitions
        1. Climate
        2. Homes
        3. Communities
    2. Sustainability Highlights
    3. ESG Data Table
    4. Sustainability Blog Posts
    5. Printable Resources
    6. Feedback
  7. Investors
  8. Careers
    1. Who We Are
    2. What We Do
    3. Who We Need
    4. Where We Work
    5. What We Offer
      1. Pay and Benefits
      2. Growth & Development
    6. Search Jobs
      1. Search Job Openings
      2. Search Internships
      3. Manage Your Profile
      4. Application Tips
  9. Company
    1. Vision & Values
      1. Safety
      2. Integrity
      3. Sustainability
      4. Inclusion
      5. Citizenship
        1. Giving Fund
        2. Nominate a Volunteer
        3. Seedling Donations
        4. Stakeholder Engagement
        5. Mt. St. Helens Forest Learning Center
        6. Cool Springs Education Center
    2. Leaders
      1. Senior Management Team
      2. Board of Directors
    3. History
    4. Blog
    5. Contact Us/Locations
    6. News Room
TJI® Joists

Engineered to provide strength and consistency

Home
  • Wood Products
    • Engineered Lumber
      • TJI® Joists

Trus Joist® TJI® joists are a key part of making a high-performance floor. The dimensional stability of TJI joists help them resist warping, twisting and shrinking that can lead to squeaky floors. TJI joists are lightweight and come in long lengths, which makes them faster and easier to install than traditional framing, and saves you both time and money.

TJI JOIST BENEFITS

  • Easily drilled and cut for plumbing and ductwork
  • Long lengths allow for versatile floor plans
  • Ease of installation helps reduce callbacks
  • TJ-Pro™ Rating provides customizable, predictable floor performance
  • Save time and money and increase customer satisfaction
  • Durable performance backed by a limited lifetime product warranty

Where to Buy

Contact a Territory Manager

TJI Joist Design Tools

Specifier's Guide for TJI Joists - Span charts, load tables, allowable holes, connections

Software

Weyerhaeuser offers an array of software packages to help you specify individual framing members, create cut lists, manage inventories — even to help you design a complete structural frame. Lean more about software to help get the job done.

TJ-Pro™ Rating System

When you build with TJI joists, you not only get the best product, you also get unsurpassed customer service, design expertise and engineering support. Take advantage of our industry-leading software with the TJ-Pro™ Rating System. TJ-Pro helps you design and build a floor system with Trus Joist components that work together to meet, or exceed, customer expectations.

Product Literature

Product Overviews

  • svc-4005 - Product Overview: TJ-Pro Ratings
  • tj-4006 - Product Overview: TJI Joists
  • tj-4030 - Trus Joist Products: The Industry’s Choice for Multi-Family and Light Commercial
  • svc-4006 - Trus Joist TJ-Pro Rating Q&A

Installation

  • tj-9001 - Installation Guide for Floor and Roof Framing with TJI 110, 210, 230, 360 and 560 Joists
  • tj-9001F - Guide D’installation Pour Ossature De Plancher Et De Toiture
  • tj-9006 - Installation Guide for Deep Depth TJI 360, 560 and 560D Joists
  • csg-tjus23 - Simpson Connector Guide for Trus Joist Products (U.S.)
  • 5036 - Mitek Connector Guide for Trus Joist Products
  • tj-9015 - Allowable Holes for Trus Joist Products
  • 9030 - Floor Framing Standards Guide: A Framer’s Guide to the Installation Process
  • tj-9001p - Installation Guide for TJI 110, 210, 230, 360 and 560 Joists (in Punjabi language)
  • csg-tjcan23 - Simpson Connector Guide for Trus Joist Products (Canada)
  • USP994-131 - Mitek Connector Guide for Trus Joist products (Canada)
  • tj-9001s - Guia de instalación para armazones de entrepisos y techos con viguetas TJI 110, 120, 230, 360 y 560
  • tj-4500f - Solives TJI 110, TJI 210, TJI 230, TJI 360, TJI 560 ET TJI 560D
  • vg-canada - Visual Literature Guide - Canada
  • tj-4016 - Allowable Holes for TJIs Pocket Card
  • tj-1020 - Termite Treatments Approved for Trus Joist® Engineered Wood Products - Hawaii
  • tb-836 - Accommodating Duct Holes in TJI® Joists

Design & Specification

  • tj-4000 - SPECIFIER'S GUIDE FOR TJI 110, 210, 230, 360, AND 560 JOISTS - USA
  • TJ-1500 - Fire-rated Assemblies and Sprinkler Systems
  • tj-4035 - Sound Performance of Trus Joist TJI Joist Fire-Rated Floor Assemblies
  • as-tji - Architectural Specifications: TJI Joists
  • as-tjign - Trus Joist Product Specification General Notes
  • sr-111 - Hazards of Deviating from Framing Specs
  • tj-4500 - Specifier's Guide for TJI 110, 210, 230, 360, and 560 Joists - Canada

Technical Bulletins & Resource Sheets

  • 1502 - Using Weyerhaeuser Products in Conventional Construction
  • tb-104 - Information About Floor Performance
  • tb-105 - Elevated Garage Floors with Weyerhaeuser Structural Composite Lumber
  • tb-112 - Moisture Effects on Weyerhaeuser Engineered Wood Products and Oriented Strand Board
  • tb-120 - Engineer's Seal Requirements for I-Joists, Structural Composite Lumber and Plated Trusses
  • tb-125 - Wind Uplift Design for Trus Joist® TJI® Roof Joists
  • tb-203 - Attaching Fire Sprinkler Components to Trus Joist® TJI® Joists
  • tb-206 - Fastener Spacing in Weyerhaeuser Engineered Wood Products
  • tb-213 - Flood Damage-Resistant Material Considerations
  • tb-216 - Stacking Gypsum Board on Floor Framing During Construction
  • tb-224 - Guidelines for Notches in Rim Board
  • TB-225 - LRFD Format Conversion Factors for Weyerhaeuser TJI® Joists
  • tb-227 - Rim Board Products Acceptable for Use with TJI® Joists
  • tb-310 - Use of Topical Coatings with Weyerhaeuser Engineered Wood Products
  • tb-315 - Preservative Wood Treatments of Weyerhaeuser Engineered Wood Products
  • tb-316 - Forklift Recommendations for Trus Joist® Engineered Wood Products
  • tb-319 - Weyerhaeuser Engineered Wood Products Header-Off Span Table
  • tb-805 - Trus Joist® TJI® Ceiling Joist Supporting Attic Load
  • tb-808 - Attachment Connections to TJI Joist Bottom Flange
  • tb-813 - Trus Joist® TJI® Joist Residential Bonus Room Span Tables
  • tb-817 - Holes Too Close to End Bearing
  • tb-818 - Flange Notches in TJI Joists
  • tb-820 - Connection Details for 3-Ply TJI® Joists
  • tb-824 - Trus Joist® TJI® Ceiling Joist Supporting Attic Load and Roof Thrust Load
  • tb-825 - Solar Panel Attachment to Trus Joist TJI Joist Flanges
  • tb-826 - Parallel joist blocking with end blocks
  • tb-827 - Wall tension tie connectors for TJI joists
  • tb-834 - Maximum Point Load Applied to Either Member of 2-Ply TJI® Joists
  • tb-929 - Proprietary Sheathing Fasteners
  • tb-354 - Weyerhaeuser Engineered Wood Products Quick Reference Guide for Building Officials and Building Designers
  • tb-156 - Weyerhaeuser Edge Gold™ Floor Panel Deflection Comparison
  • tb-155 - Horizontal Diaphragm Design with Trus Joist® TJI® Joists
  • tb-853 - Canadian Vibration Criteria – TJI® Joist Bridging and Resilient Channels
  • TB-861 - Maximum Factored Point Load Applied to Either Member of 2-Ply TJI® Joists (Canada)
  • tb-158 - Engineering Requirements for I-Joists, Structural Composite Lumber, and Plated Trusses
  • tb-860 - TJI® Joists Header-Off Span Table (Canada)
  • tb-155f - Calcul de diaphragmes horizontaux avec solives Trus Joist TJI
  • tb-859 - TJI® Joists with an Inadvertent Side Flange Notch in the Top (Compression) Flange
  • TB-314 - Fire Retardant Coatings of Weyerhaeuser Engineered Wood Products
  • TNC 22-08 - Plans Examiner Tool Kit
  • tb-838 - Repair Detail for a Hole in a TJI® Joist
  • tb-832 - Repair Detail for a Notch in the Top (Compression) Flange of TJI® Joist
  • tb-132 - Holes and Flange Interferences in TJI® Joists
  • tb-839 - Installing a Replacement EWP Joist Adjacent to a Damaged EWP Joist

Code Reports

  • var-1008 - ICC-ES SAVE Report No. VAR-1008
  • esr-1153 - U.S. and City of LA ICC-ES Report No. ESR-1153
  • tj-9013 - Trus Joist Products Satisfy Code Fire Protection Requirements
  • ccmc13132-r - Canadian CCMC ER No. 13132-R (Evaluated by CCMC)
  • ruling-no05-06-130r - Ruling No. 05-06-130 (13132-R)
  • fl1630 - State of Florida FL1630-R16
  • spec-id-26948 - Intertek TJI Fire Listings
  • ccmc13132-r-f - Canadian CCMC ER No. 13132-R (Évalué par le CCMC)
  • tj-9513 - Fire Protection of Residential Floors in Canada

Green Building

  • pl-12000 - Building Sustainably with Weyerhaeuser Wood Products
  • gc-003 - Green Approved Product: TJI Joist
  • 1504 - Questions and Answers About Mold

Transportation & Storage

  • TJ-1512 - Best Practices for Product Storage & Handling
  • 1507 - Product Transportation, Handling and Storage

Safety Data Sheets

  • 1505 - Questions and Answers About Adhesives and Formaldehyde Emissions
  • tji-joist-sds - TJI Joist
  • tji-joist-flak-jacket-sds - TJI Joist with Flak Jacket Protection

Warranties

  • tj-1010 - Trus Joist Product Warranty Certificate
  • tj-1006 - Trus Joist TJI Joist Warranty
  • tj-1010f - Trus Joist Product Warranty Certificate (French)
  • tj-1006f - Trus Joist TJI Joist Warranty (French)
  • Document Library
  • Where to Buy
  • Software & Learning

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