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3.09 GROUTED COMPONENTS, continued <br /> C. SuppoR and secure reinforcing bars from displacement. Maintain position within 1/2 <br /> mch of dunensioned position. <br /> D. Place and consolidate gout fill without displacing reinforcing <br /> E. At bearing loca.tions, fill masonry cores with grout for a minimum 12 inches either <br /> side of opening. <br /> 3.10 ENlGINEERED 11�SONRY <br /> A Lay masonry units with core cells vertically aligned ;clear of mortar and <br /> unobstructed. <br /> �� <br /> B. Place mortar in masonry unit bed joints back 1/4 inch from edge of unit grout <br /> space$,bevel back and upward. Peimit mortar to cure 7 days before placing grout. <br /> C. ReinfQrce masonry unit cores and cavities with reinforcement bars and grout as <br /> ,w';� indicated. <br /> D. Retain vertical reinforcement in position at top and bottom of cells and at intervals <br />� not exceeding 192 bar diameters. Splice reinforcement in accordance with Section <br /> 03200, <br /> E. Grout spaces less than 2 inches in width with fine grout using low lift grouting <br /> 1 techniques. Grout spaces 2 inches or greater in width with course grout using high <br /> �;;� or low lift grouting techniques. <br /> F. When grouting is stopped for more than one hour, terminate grout 1-1/2 inch <br />�_ below top of upper mas�nry unit to form a positive key for subsequent grout <br /> .� placement. <br /> 3_11 CONTROL AND EXPANSION JOINTS <br /> ��-� A. Do not continue horizotrtal 'oint reinforcement throu control and e ansion <br /> l St► XP <br /> joints. <br /> B. Install preformed control joint device in continuous lengths. Sea1 butt and corner <br /> �:� <br /> ,�oi�ts in accordance with manufacturer's instructions. <br /> C_ Size control joint in accorda.nce with Section 07900 for sealant performance. <br />� <br /> 3.12 BiJII,T-IN WORK <br /> A. As work progesses, install built-in metal door and glazed frames, fabricated metal <br /> frames, anchor bolts,plates,and other items#o be built-in the work and furnished by <br /> other�ections. <br /> B. Install built-in items plumb and level. <br /> C. Bed anchors of inetal door and glazed frames in adjacent mortar joints. Fill frame <br /> voids solid with grout. Fill adjacent masonry cores with grout minimum 12 inches <br /> from framed openings. <br /> �� D. Do not build in organic materials subject to deterioration. <br /> 3 Division 4-Section 04300 <br /> �� Page 5 of 6 <br />�y�� <br />