Links to the individual sections of this page
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
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.