Visually Graded Lumber vs. Machine Graded Lumber

Visually Graded Lumber vs. Machine Graded Lumber

There are different ways of determining the grade of dimension lumber. Historically, “visual” grading is performed where a person looks at all four sides of a piece of lumber and evaluates the characteristics present to determine which of several visual grades the piece belongs. This grader works on a grading chain and quickly evaluates each piece of lumber.

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