Heavy-timber construction

Heavy-timber construction

Fire-resistant construction obtained by using wood structural members of specified minimum size; wood floors and roofs of specified minimum thickness, and exterior walls of noncombustible construction.

heavy-timber construction

Construction in which fire resistance is obtained by using wood structural members of specified minimum size and wood floors and roofs of specified minimum thickness and composition; by using bearing walls and nonbearing exterior walls of noncombustible construction; by avoiding concealed spaces under floors and roofs; and by using approved fastenings, construction details, and adhesives for structural members.