Technical Document Library
Research-Backed Guidance for Every Project
Research-Backed Guidance for Every Project
Typical Details - DT-FR-1
This detail shows floor assembly of APA wood structural panel subfloor over plywood underlayment, building paper, and joists with gypsum wallboard ceiling below.
Technical Guides -
Case Studies - S115
This case study explains how glulam beams and engineered wood products shaped 2125 Franklin, a 735-bedroom mixed-use student housing building near the University of Oregon.
Data File - B840
This publication provides minimum requirements that plywood panels must meet to qualify for classification as APA 303 Series specialty siding.
Technical Guides - Q705
This publication provides simple steps to proper installation that ensures glulam beams perform as designed.
Technical Guides - C800
Describes common engineered wood products: plywood, oriented strand board (OSB), I-joist, glued laminated timber (glulam), structural composite lumber (SCL) and rim board.
Technical Guides -
A Guide to the 2015 IRC Wood Wall Bracing Provisions
Technical Guides -
A Guide to the 2018 IRC Wood Wall Bracing Provisions + Free Digital 2021 Supplement
Technical Topic - TT-100
This publication describes the use of portal-frame design in engineered applications and as bracing in conventional light-frame construction
Technical Note - T230
This publication describes single- and double-layer all-wood floor assemblies for acoustic performance and includes both construction details and acoustic ratings
Construction Guide - M400
This publication explains the components of advanced framing in floor and wall framing, including illustrated construction details
Case Studies - T110
This case study explains how a Pennsylvania home builder gained a competitive advantage by adopting advanced framing techniques that deliver lasting energy savings to customers.
Technical Topic - TT-107
This publication answers questions regarding the performance of wood structural panels as air barriers
Case Studies - N110
This case study discusses how two mid-rise projects used all-wood podiums instead of concrete to cut construction costs, reduce building mass and improve sustainability.
Typical Details - DT-AF-1
This detail shows an alternative insulated 3-stud corner framing assembly with drywall clips to support the gypsum from one stud.
Typical Details - DT-SPR-1
This detail shows angle bracket hanger assembly for supporting steel sprinkler pipe from wood structural members using blocking and optional fastening methods.
Standards - ANSI/APA PRP 210-2024
This ANSI/APA standard provides requirements and test methods for qualification and quality assurance for performance-rated engineered wood siding.
Standards - ANSI/APA PRR 410
This standard provides requirements and test methods for qualification and quality assurance for performance rated engineered wood rim board.
Technical Guides - X400
This publication explains the APA panel trademark and quality standards for wood structural panels
Typical Details - DT-EWG-1
This detail shows an APA glued floor system using APA Rated Sturd-I-Floor or sheathing panels.
Technical Guides - B707
Learn the APA research facility capabilities, including assembly-level testing of roof and floor building components and performance evaluation of lateral force resisting systems
Typical Details - DT-EWG-2
This detail shows APA Rated sheathing panels installed as roof decking over rafters or trusses with panel clips, asphalt or wood shingles, and proper edge and joint spacing.
Typical Details - DT-EWG-4
APA Rated sheathing panels installed as subflooring over 2x joists, I-joists, or floor trusses with tongue-and-groove or blocked edges on a wood-framed floor system.
Typical Details - DT-EWG-5
This detail shows APA Rated wall sheathing applied in two orientations- strength axis across or parallel to studs- with weather-resistive barrier and siding on a wood-framed wall.