Laserfiche WebLink
1 <br />' <br />DIVISION 4 <br />MASONRY <br />04220 - MASONRY WORK <br />' <br />C. Reinforcing, metal ties, and anchors shall be protected from c <br />soil and before being placed shall be onther with <br />free from loose rust <br />coatings that will destroy or reduce the bond, and other <br />5. INSTALLATION <br />A. Protect masonry against freezing. Comply with provision of specifications <br />provided by the International Masonry Industry <br />All -Weather Councilandby <br />the requirements of the Brick Institute of America, and <br />maintain temporary <br />protection and provide agd maintainonstruct supplementar h <br />sufficient to assure a temperature above 40 eat <br />F. within a <br />Provide adequate lighting levels. as. <br />Protected are <br />1. Facing materials shall be protected against staining. Top of l <br />shall be covered with nonstaining waterproof covering of <br />work is not in <br />membrane when <br />progress. Covering shall extend <br />each side down <br />of wall and be held securelyin lace. Be f ren2' on <br />resuming work, top surface of masonry in becleanedofor <br />' <br />place shall <br />loose mortar and foreign material. <br />B. Lay-up walls plumb and true and with courses level. Space accurately <br />coordinate with other work. Maximum <br />acceptable tolerances, variation from <br />Plumb: 1/4" in 10' ; variation from level: . linear building line: <br />1/41� in 201; variation from <br />1/2" in 201. <br />C. Handle, lay, and protect brick in accordance with Brick Institute <br />America recommendations, of <br />D. Lay brick with completely filled bed and head Joints. sufficient mortar to fill head Joints <br />'� Butter ends with <br />and <br />head joints. shove into place. Do not slush <br />E. Face Pattern: Unless otherwise indicated, lay all block in comet <br />bond, soldier courses where noted. on running <br />F. Layout: Layout walls to accurate dimensions and true planes. Layout <br />brick to eliminate brick that is y <br />1 <br />Architect. If necessary, saw cut brick insure approved by <br />brick, g line <br />at ends of <br />G. <br />Tooling: Tool all brick joints to concave, head, dense, compressed, <br />smooth surface when thumbprint hard to <br />uniform finish and profile. Use <br />long "skate" for horizontal joints 30" - 36" long. Tool <br />vertical and <br />horizontal joints to form a level joint face between joints with no mortar <br />overlaps. Prepare sample areas <br />for approval and approved sample areas <br />will be used to Judge all other tooling. <br />H. Cutting Brick. Saw cut brick where cut brick is required. Do not lay <br />brick with broken edges. <br />5264 <br />SECTION 04220 - 3 <br />