Species

Employee Services

Welcome to your employee resource page. Browse our publications, span tables, pattern booklets, coverage estimator charts, and more. If you are traveling log on to our webmail application or view the BCL shared calendar.

Publications

Species end uses – Technical Guide
Western Species Marketing Categories – Stamps (PDF Format – 52 KB)
Span Tables (PDF format- 346 KB)
Coverage Estimator, Grade Chart (PDF format- 30 KB)
Design Values for US and Canadian Species Group Combinations (PDF format- 93 KB)
Design Values and Spans for Alaskan Species Lumber (PDF Format – 456 KB)
Lumber Grade Impacts on Design Values (PDF format- 15 KB)
Material Safety Data Sheet (MSDS) for wood dust (PDF format- 15 KB)

WWPA has published a guide to the basic patterns available in the market for more than four decades. The Standard Patterns publication lists more than 100 patterns by number or product description. Download the guide in full size or in sections below.

WWPA Standard Patterns – Full Book (PDF format- 1 MB)

Pages 4-11: Paneling & Siding (PDF format-371KB)
Pages 12-14: Ceiling & Partition (PDF format-206KB)
Page 15: Shiplap (PDF format- 40KB)
Pages 16-21: T&G, Decking and Flooring (PDF format-241KB)
Pages 22-23: Miscellaneous (PDF format- 65KB)
Pages 24-26: Unseasoned T&G and Shiplap (PDF format- 92KB)

All WWPA Information © COPYRIGHT 1997 WESTERN WOOD PRODUCTS ASSOCIATION ALL RIGHTS RESERVED– For use by BCL employees only –

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