How are the stress grades denoted for a glulam that is a. Primarily a bending member fabricated with visually graded laminations? b. Primarily a bending member fabricated with E-rated laminations? c....

How are the stress grades denoted for a glulam that is

a. Primarily a bending member fabricated with visually graded laminations?

b. Primarily a bending member fabricated with E-rated laminations?

c. Primarily an axial-load-carrying member?

d. What are the appearance grades of glulam members, and how do they affect the grading for strength?