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<br />7 <br /> <br />, <br />, <br />. <br /> <br />Table 1 <br /> <br />SANITARY PEJlFOlWANCE TEST ME1BODS AND REQUIREMENTS <br />ANSI A112.19.6 <br /> <br />Waste Removal <br /> <br />= <br /> <br />1) Ball Test - 100 polypropylene balls having a diameter of 3/4 Inch and an average bulk <br /> <br />density of 0.8S.o.90 gramS/an3. <br /> <br />" <br /> <br />Procedure: <br />Drop the 100 balls In the well. nip the fiush releue device. After compleUon of this <br />Initial flush, count the balls remalnlng vlslble In the well and those puslng completely <br />through the trapway. Repeat the procedure until five sets of data are obtained. <br /> <br />Performance Requlremt1lt: <br />An average of 7S balls shall pass through the trapway on each Initial flush based on the <br />five InlUal flushes. <br /> <br />2) Granule Test -100 ml of dlsc.shaped polythylene granules 2-3 mm diameter, 1.6 mm <br />thlck and an average bulk density of O.9.o.9S gram! an3. <br /> <br />Procedure: <br />Add the 100 ml of polythylene granules to the water In the bowl. After completion of <br />thIs inItial flush, COWlt the granules remaining visible In the well. Repeat the procedure <br />untn five sets of data lie Obtained, <br /> <br />PtifoltlUl1Ice Rlqufmnent: <br />Not more than lZS granules (S percent) shall be visible In the well after each Inltlal flush. <br /> <br />3) Cylinder Test - four lateX cylinders, l.lnch diameter with round tnds 11Z Inch radIus, <br />an overall length of ..3/8 Inches, and a bulk average demlty of 0.95 to 1.05 grams/an3. <br /> <br />Proctdure: <br />Gently place the cyllnden In the bowl side by side running horl.zontally In the long <br />directlon of the water surface. Trip the flush release device. Count the number of <br /> <br />ASPE Research Foundation <br />