Grade Descriptions

Southern Pine

Lumber Grade


Different projects require different types of wood, so how do you know what type of Southern Pine lumber is right for your project? That’s where lumber grade descriptions come in. 

Lumber grades serve as a code for everything you need to know about the quality and characteristics of a piece of lumber, so you get what you need for your specific project, whether it’s for commercial, industrial, or residential use.

Southern Pine lumber is typically graded based on appearance and structural characteristics. Each grade details the quality and suitability of the lumber for different applications. Grade descriptions also provide guidance on:

Grade Descriptions Based on SPIB Grading Rules

* Most mills do not manufacture all products and make all grade separations. Those products and grades not manufactured by most mills are noted with an asterisk.