Design Standards
National Design Specification (NDS)
Wood Frame Construction Manual (WFCM)
Special Design Provisions for Wind and Seismic (SDPWS)
Permanent Wood Foundation Specification (PWF)
Fire Design Specification (FDS)
Design Resources
Calculators & Tools
Code Conforming Wood Design
Design Aids
Design for Code Acceptance
Span Tables
Technical Papers
Technical Reports
Wood Products Directory
Priorities
Code & Standards
Energy & Environment
Economic Impact Map
Fire Service Engagement
Mass Timber
Resilience
Sustainability
About
About
Staff
Members
Contact
Learn
Shop
Open Search
Collection:
Design Aids
DA 8 – Interior Shear Walls
Read More
DA 6 – Beam Design Formulas with Shear and Moment Diagrams
Read More
DA 5 – Inscribed versus Separate Structures in the WFCM
Read More
DA 4 – Post Frame Rink Shank Nails
Read More
DA 2 – Toenail Connections
Read More
DA 1 – Application of Technical Report 12 for Lag Screw Connections
Read More
