02140.00 1074 Section 02140 - Glued Laminated Timber Members
Description
02140.00Scope - This Section includes the requirements for glued laminated timber members
Materials
02140.10General - Furnish all structural glued laminated lumber as shown and sp ecified
Manufacture of structural glued laminated work shall conform to the manufacturing requirements of the current ANSI/AITC A190.1 American National Standard, Structural Glued Laminated Timber .
Provide quality control according to the AITC 200 Inspection Manual for Glued Laminated Timber .
Lumber shall be Douglas fir, southern pine, western larch, or other species, as shown or specified. Lumber used shall be of a stress grade to provide glued laminated members with the minimum stress values in bendi ng and tension shown or specified.
Adhesives shall meet the requirements of the glued laminated lumber standards, and be waterproof.
Unless otherwise specified, appearance of members shall be architectural grade as defined in AITC 110 Standard Appearance Grades for Structural Glued Laminated Timber .
Seal surfaces of members with penetrating sealer and apply a coat of end sealer to the ends of all members as soon as practica ble after end trimming, according to AITC Standard for Preservative Treatment of S tructural Glued Laminated Timber . Use a clear sealer compatible with the preservative treatment used according to Section 02210. Bundle wrap members according to AITC Recommended Practice for Protection of Structural Glued Laminated Timber During Transit , Storage and Erection. Furnish shop details from the fabricator and obtain approval before commencing the Work . Details shall conform to the current AITC Typical Construction Details.
02140.20Acceptance - Glued laminated timber members will be accepted according to 00165.35
and this Section.