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4D <br />0 <br />SECTION 042310 - REINFORCED UNIT MASONRY <br />A. Materials; <br />Block: ASTM C-90-70, cured 28 days <br />Mortar: Type °S"(ASTM C 270-71) <br />Lime: ASTM C-207-76 <br />Sand: Clean Masons Sand <br />Mater: Potable <br />B. funeral Requirements: <br />1. Set blocks with 3/9" full, flush joints in running <br />bond. use a masonry interlock (50k masonry bond) at <br />all intersecting walls where possible. A11 work not <br />plumb, true and accurate shall be replaced. <br />2. Store all materials off the ground and protect from all <br />dirt and foreign material. <br />3. Re -temper as required to maintain initial consistency. <br />Do not allow the mortar to stand more than one (1) hour <br />without retempering. Discard the mortar if it has be- <br />gun to set. <br />4. Provide Dur -O -Wail ladder -type, horizontal reinforcing <br />at every other block course. At door and window open- <br />ings, provide continuous Dur -o -Wail horizontal rein- <br />forcing at the first and second block courses above and <br />below the opening or extend the reinforcing back a min- <br />imum of two (2) feet from the opening. Extend Dur -o - <br />Wall reinforcing 1-1/2" into concrete columns. Lap <br />splices shall not be less than 611. <br />5. All cells designated on the drawings to be filled with <br />concrete are to be kept clean of any and all debris. <br />Provide inspection/clean-out holes at the bottom <br />course. <br />6. All lintels shall have a minimum of eight (8) inches of <br />bearing length. <br />7. Marble window stools are to be 3/4" Standard Georgia <br />White Marble (one piece). Provide a 1/2" overhang at <br />tiiC ui ywctii . Expomed corners anedges are to be eased <br />and polished. <br />***END OF SECTION*** <br />04230-1 <br />