Laserfiche WebLink
DROP TUBE CALCULATIONS for OVERFILL FLAPPER VALVE (12,000 GALLON) <br /> Top of Riser with Adaptor Removed <br /> To of Riser <br /> Upper Drop Tube "A" <br /> Tank Riser Pipe <br /> Top of Tank <br /> «B» <br /> i <br /> ° 95% of a <br /> Full Tank <br /> / (U.S.T.) <br /> «C» <br /> Lower Drop Tube <br /> =45° <br /> 51/2" <br /> Bottom of Tank <br /> Measurement Value Description <br /> "A" (Determined at Tank Installation) Distance from the Top of the Riser to the Inside of the Top of the Tank <br /> B 7-3/8" (PER TANK CHART) 95 % Full Tank Level <br /> (Determined at Tank Installation) Distance from the Top of the Riser to the Bottom of Tank <br /> Calculations RECEIVED <br /> 95%TANK CAPACITY=0.95 x 11,873 GAL.=11,279 GAL. NOV 2 9 2017 <br /> FLAPPER VALVE HEIGHT ABOVE BOTTOM OF TANK=106-5/8"(PER TANK CHART AT 11,275 GAL.) <br /> ENVIRONMENTAL HEALTH <br /> DEPARTMENT <br />