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CONCRETE UNIT MASONRY <br />04 22 00 - 5 <br />1. Do not use admixtures except as specified herein, or as approved by the Design <br />Professional and the Building Official. <br />2. PRE-MIX Products Grout Additive manufactured by E-Z Mix, Inc. Use per <br />manufacturer’s specifications. <br />2.4 REINFORCEMENT AND METAL ACCESSORIES <br />A. Provide metal reinforcement and accessories conforming to TMS 602/ACI 530.1/ASCE 6 <br />Article 2.4. <br />B. Steel Reinforcing Bars: ASTM A615/A615M. <br />C. Masonry Joint Reinforcement: ASTM A951/A951M. Maximum spacing of cross wires in <br />ladder-type and points of connection of cross wires of truss-type joint reinforcement shall be <br />16 in. <br />D. Anchors, ties, and accessories: <br />1. Plate and bent-bar anchors: ASTM A36/A36M. <br />2. Sheet-metal anchors and ties: ASTM A1008/A1008M. <br />3. Wire mesh ties: ASTM A185/A185M. <br />4. Wire ties and anchors: ASTM A82/A82M. <br />5. Headed anchor bolts: ASTM A307, Grade A. <br />E. Coatings for corrosion protection: Unless otherwise required, protect carbon steel joint <br />reinforcement, ties, and anchors from corrosion by galvanizing or epoxy coating in <br />conformance with the following minimums: <br />1. Mill galvanized coatings: <br />a. Joint reinforcement: ASTM A641/A641M (0.1 oz./ft2). <br />b. Sheet metal anchors and ties: ASTM A653/A653M Coating Designation G60. <br />2. Hot-dipped galvanized coatings: <br />a. Joint reinforcement, wire ties, and wire anchors: ASTM A153/A153M (1.50 oz./ft2). <br />b. Sheet metal anchors and ties: ASTM A153/A153M Class B. <br />3. Epoxy coatings: <br />a. Joint reinforcement: ASTM A884/A884M Class A Type 1 — •7 mils. <br />b. Wire ties and anchors: ASTM A899/ Class C — 20 mils. <br />c. Sheet metal anchors and ties: 20 mils per manufacturer's specification. <br />2.5 MASONRY CLEANER <br />A. Use potable water and detergents to clean masonry unless otherwise approved. <br />B. Do not use acid or caustic solutions unless otherwise approved. <br />2.6 MIXING