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2.2 HYDROPHILIC WATER STOP FOR NON-MOVING CONSTRUCTION JOINTS <br />A. Provide Hydrotite hydrophilic water stop as supplied by Sika Greenstreak or equivalent. <br />Water stop to be dual extrusion Type CJ -0725-3K, 0.28 inches high by 0.98 inches wide. <br />B. Material shall be a combination of chloroprene rubber and chloroprene rubber modified <br />to impart hydrophilic properties. <br />C. Water stop shall have a delay coating to inhibit initial expansion due to moisture present <br />in fresh concrete. <br />D. Physical and performance requirements: <br />CHLOROPRENE RUBBER <br />Property <br />Test Method <br />Required Limits <br />Tensile Strength <br />ASTM D-412 <br />1275 PSI min. <br />Ultimate Elongation <br />ASTM D-412 <br />350 % min. <br />Hardness <br />ASTM D-2240 <br />55+/- 5 Shore A <br />MODIFIED CHLOROPRENE (HYDROPHILIC) RUBBER <br />Property <br />Test Method <br />Required Limits <br />Tensile Strength <br />ASTM D-412 <br />300 PSI min. <br />Ultimate Elongation <br />ASTM D-412 <br />600 % min. <br />Hardness <br />ASTM D-2240 <br />55 +/- 5 Shore A <br />Expansion Ratio <br />Volumetric Change <br />Distilled Water @ 70OF <br />3 to 1 min. <br />E. Only to be used where specifically shown on the Drawings. <br />2.3 BOND BREAKER <br />A. Tape for Expansion Joints: Adhesive -backed glazed butyl or polyethylene tape, same <br />width as the joint, that will adhere to the premolded joint material or concrete surface. <br />B. Use either bond breaker tape or a bond prevention material as specified in Section 03300 <br />— Cast -In -Place Concrete, except where a tape is specifically called for. <br />2.4 PREMOLDED JOINT FILLER <br />A. Bituminous Type: ASTM D994 or D1751. <br />Expansion, Construction and Control Joints February 2017 03251-3 <br />