Resources and Reports regarding Web Joist™ open-web trusses:

ESR-2504

214 KB | Exp. May 2025 | ICC-ESR Evaluation Report for Web Joist Trusses

Long-span Truss Handling & Installation Info

214 KB | Long-span Truss Handling & Installation information.

Uplift at Truss Bearings

61 KB | Rev. 01-23-13 | Uplift at Truss Bearings

Bevel Plate Requirements for Trusses

328 KB | Rev. 08-17-11 | Bevel Plate Requirements for Trusses

Fire Rating Report

422 KB | Roof-Ceiling & Floor-Ceiling Assemblies Using Web Joist™ Trusses & Web-I® I-Joist

Resources and Reports regarding Web-i® Joists:

ICC-ESR-2974

708 KB | Exp. July 2025 | ICC-ESR Evaluation Reports for Web-i® Wood I Joists.

WEB-i® Installation Info

190 KB | Exp. July 2024 | WEB-i® Installation Info

WEB-i® Sloped Hangers

Web-i® Catalog | WEB-i® Sloped Hangers & Bevel Plates

WEB-i® Web Stiffeners

Web-i® Catalog | WEB-i® Web Stiffeners

Fire Rating Report

422 KB | Roof-Ceiling & Floor-Ceiling Assemblies Using Web Joist™ Trusses & Web-I® I-Joist

Resources specific to the State of California or the City of Los Angeles:

DSA IR 23-9-10

356 KB | Rev. 08-05-2018 | California Division of the State Architect Interpretation of Regulations pertaining to Prefabricated Wood I-Joist per 2010 or later editions of California Building Code (CBC).

DSA IR 23-8

94 KB | Rev. 12-21-2012 | California Division of the State Architect Interpretation of Regulations pertaining to manufactured wood-chord-metal-web trusses.

DSA IR A-5

204 KB | Rev. 01-27-2017 | California Division of State Architect Interpretation of Regulations regarding the DSA Structural Safety’s (DSA-SS) policy on the acceptance of structural products and to clarify DSA policy on the acceptability and use of product evaluation reports issued by other agencies and organizations, for projects submitted to DSA under the 2007 or later editions of the California Building Code (CBC).

LA City Fabricator Certificate of Approval.

217 KB | City of Los Angeles, California Certificate of Approval for Web Joist Northwest Corp. manufacturing plant.

LA City RR 25824

686 KB | City of Los Angeles, California approval for WEB-i® Joists

LA City RR 25825

676 KB | City of Los Angeles, California approval for Web Joist™ trusses

Product Specification and Design:

Slope Percent

92 KB | Table of slopes and slope percents.

Open Web: Nailing into Chord or Flange

Open Web Catalog | Requirements for nailing into chord or flange of trusses and i-joists.

Open Web: Non-Bearing Partition Walls

Open Web Catalog | Diagram for non-bearing partition walls below trusses and joists. Note that a minimum half-inch gap is required.

Web-i®: Nailing into Chord or Flange

Web-i® Catalog | Requirements for nailing into chord or flange of trusses and i-joists.

Web-i®: Non-Bearing Partition Walls

Web-i® Catalog | Diagram for non-bearing partition walls below trusses and joists. Note that a minimum half-inch gap is required.