Laserfiche WebLink
F. Keep expansion joints free of mortar. <br />G. Point joints by filling with sealant to comply with requirements in Division 7 Section "Joint Sealants." <br />H. Clean glass unit masonry assemblies as work progresses. Remove mortar fns and smears immediately, <br />using a clean, wet sponge or a scrub brush with stiff fiber bristles. Do not use harsh cleaners, acids, <br />abrasives, steel wool, or wire brushes when removing mortar or cleaning glass unit masonry assemblies. <br />I. Install sealant at jambs, heads, mullions and other locations indicated. Prepare joints, including <br />installation of primer and bond -breaker tape or cylindrical sealant backing, and apply elastomeric sealants <br />to comply with requirements in Division 7 Section "Joint Sealants." <br />J. Construction Tolerances: Set glass block to comply with the following tolerances: <br />1. Variation from Plumb: For lines and surfaces of vertical elements and arris, do not exceed 1/4 <br />inch in 10 feet (6 mm in 3 m), 3/8 inch in 20 feet (9 mm in 6 m), or 1/2 inch in 40 feet (12 mm in <br />12 m) or more. <br />2. Variation from Level: For bed joints, and other conspicuous lines, do not exceed 1/4 inch in 20 <br />feet (6 mm in 6 m) or 1/2 inch in 40 feet (12 mm in 12 m) or more. <br />3. Variation of Linear Building Line: For positions shown in plan and related portions of walls and <br />partitions, do not exceed 1/2 inch in 20 feet (12 mm in 6 m) or 3/4 inch in 40 feet (19 mm in 12 m) <br />or more. <br />4. Variation in Mortar -Joint Thickness: Do not vary from joint thickness indicated by more than plus <br />or minus 1/16 inch (1.5 mm). <br />3.3 CLEANING <br />A. On surfaces adjacent to glass unit masonry assemblies, remove mortar, sealants, and other residue <br />resulting from glass -block installation, in a manner approved by manufacturers of materials involved. <br />B. Remove excess sealants with commercial solvents of type recommended by sealant manufacturer. <br />Exercise care not to damage sealant in joints. <br />C. Perform final cleaning of glass unit masonry assemblies when surface is not exposed to direct sunlight. <br />Start at top of panel using generous amounts of clean water. Remove water with clean, dry, soft cloths; <br />change cloths frequently to eliminate dried mortar particles and aggregate. <br />END OF SECTION 04815 <br />Wabasso Beach Park <br />Indian River County <br />DAA Project No. 6008 <br />04815-5 <br />