WIJMA Policies and Publications
Disclaimer:
These documents have been prepared by the Wood I-Joist Manufacturer’s Association. Every attempt has been made to ensure that the data and information presented is as accurate and complete as possible and in a fashion representative of the industry at large. The user is cautioned that the data and information presented is indicative of I-joists in general. Consultation with the specific manufacturer regarding each proprietary joist is required prior to completing design and installation on any specific project.
The following Adobe Acrobat PDF documents can be viewed online or downloaded.*
- Code Requirements For Prefabricated Wood I-Joists
- Code Requirements For Structural Composite Lumber (SCL)
- Establishing FIRE Equivalency for Floor Framing Members to Unprotected 2×10 Dimension Lumber or Equal-Sized Structural Composite Lumber
- WIJMA Statement: Membrane Protection of Floor Assemblies
- Basis of IRC Membrane Protection Provisions
* Documents will open in a new window. If you do not have the free Adobe Acrobat reader, click here to get it.