The Southern Pine Inspection Bureau (SPIB) supports the softwood lumber industry by maintaining exact product quality standards. Along with being an inspection agency, they offer a wide program of standardization of grading and manufacturing practices. They inspire confidence among manufacturers, buyers and consumers which benefits the lumber industry and ensures a successful future for all.
We often refer to their website.
Check these links out!
Resource List: Design Values, Grading Rules and more!
Glossary: Great ‘short’ list of relevant Terms of the Trade
Blogs: Our recent favorites are Density of Wood and Moisture Content in Lumber