Information Resources for Builders & Contractors

Construction

  • Heavy Timber Construction
  • Notching Boring Guide
  • Green Lumber
  • Framing Basics
  • Board Footage Table
  • Lag Screw Connections
  • Toenail Connections
  • Post Frame Ring Shank Nails
  • Prescriptive Residential Wood Deck Guide
  • Bark Siding Installation Guide
  • Tongue & Groove Roof Decking

Engineering

  • Design Values for Joists & Rafters
  • Lumber Design Values and Framing Spans
  • Span Tables for Joists & Rafters
  • NDS 2018 Supplement
  • Beam Design Formulas
  • Interior Shear Walls
  • Design Load Tables for Solid-Sawn Beams & Headers
  • Design Load Tables for Wood Columns (Posts)
  • Design Load Tables for Wood Studwalls Subjected to Wind Pressure
  • Manual For Engineered Wood Construction
  • Size-Adjusted Design Values for Western Lumber

Performance

  • Inscribed vs. Separate Structures in the WFCM
  • Calculating the Fire Resistance of Wood Members and Assemblies
  • Component Additive Method (CAM) for Calculating and Demonstrating Assembly Fire Resistance
  • Fire-Resistance-Rated Wood-Frame Wall and Floor/Ceiling Assemblies
  • Flame Spread Performance of Wood Products Used for Interior Finish
  • Meeting Residential Energy Requirements with Wood-Frame Construction
  • Post Frame Buildings
  • Design of Wood Frame Structures for Permanence
  • Details for Conventional Wood Frame Construction
  • Fire Design Specification for Wood Construction
  • Plank-and-Beam Framing for Residential Buildings
  • Preventing & Controlling Mold
  • Cleaning Mold on Wood
  • Mold, Housing & Wood

Properties

  • Common Lumber Defects
  • WWPA Grade Stamps
  • Natural Wood Siding
  • Paneling Basics
  • Specifying Western Lumber
  • Standard Patterns
  • Lumber Storage
  • Structural Glued Lumber

Species (general)

  • Western Softwood Species & Grades
  • Dimension Lumber
  • Product Use Manual

Douglas Fir

  • Douglas Fir Coast Forest
  • Douglas Fir Performance
  • Douglas Fir (Softwood Export Council)

Western Red Cedar

  • Western Red Cedar Designer Handbook
  • Western Red Cedar
  • How to Specify Western Red Cedar
  • Western Red Cedar - An American Wood (USFS)
  • Western Red Cedar: Growth, Properties & Uses (Gonzalez)
  • Western Red Cedar Quick Facts
  • Western Red Cedar (TROPIX 7)

White Pine

  • Eastern White Pine (NELMA)
  • Anatomical and Chemical Responses of Eastern White Pine to Blue-Stain Inoculation
  • Identification and Evaluation of Defects in Eastern White Pine
  • Eastern White Pine (USFS)