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<br />OD2~JO <br /> <br />Durango Punming Plant - Stage 1 <br /> <br />Table 03156A - PVC Waterstop Physical Characteristics <br /> <br />I Property I Test Method I Test Value I Units I <br /> accelerated extraction test, <br /> percent of ultimate <br /> elongation before <br /> extraction test, minimum <br /> Change in weight after COE CRD-C-572-74 +0.25 percent <br /> effect of alkalies test -0,10 <br /> Change in Shore durometer COE CRD-C-572-74 :t 5 percent <br /> hardness after effect of <br /> alkalies test <br /> <br />C, Prepare test specimens in accordance with COE CRD-C-572-74, <br /> <br />2.02 FABRICATION <br /> <br />A. Mold or extrude so that cross section will be dense, homogeneous, and free from porosity <br />and other imperfections, <br /> <br />B. Conform to detail dimensions and tolerances indicated on Standard Drawing 40-D-6463. <br /> <br />t. <br /> <br />PART 3 <br />3.01 INSTALLATION <br /> <br />EXECUTION <br /> <br />A. Install waterstops at locations shown on drawings, <br /> <br />B. Install in accordance with manufacturer's recommendations. <br /> <br />C, Embed waterstop so that one-half of waters top width will be embedded on each side of <br />concrete joint. <br /> <br />D, Position waterstop and secure during installation so that a continuous watertight <br />diaphragm will be formed in joint unless otherwise shown on drawings, Do not nail, <br />puncture, or cut waterstop, <br /> <br />E. Support and protect waterstop during work. <br /> <br />F, Protect waterstop from oil, grease, and curing compound, <br /> <br />G. Remove large pieces of aggregate near waterstop by hand so that complete contact is <br />maintained between waterstop and surrounding concrete, <br /> <br />H, Vibrate concrete surrounding waterstop with additional vibration so that waterstop is <br />completely embedded in concrete, <br /> <br />PVC Waterstop <br />03156 - 3 <br />