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Mass Volume Calculations Nomellini Construction Co <br />' Page 2 of 4 <br />' Converting kg of TPH-g to pounds of TPH-g yields <br /> 87 7 kg of TPH-g • 2 2046 lbs of TPH-g/kg of TPH-g= 193.6 lbs of TPH-g <br />' Converting pounds of TPH-g to gallons of TPH-g yields <br /> 193.6 lbs of TPH-g • 0 16 gal of TPH-g/lbs of TPH-g z 31.0 gallons of TPH-g <br />' 2. 31 August to 22 September 2004 <br />' The average TPH-g concentration for this time interval was determined to be 995 µg/1 (08131104 = <br /> 990 gg/1 and 09/22/04 = 1,000 µg/l, avg = 995 gg/1) The average flow rate during this time was <br /> approximately 60 5 cubic feet per minute,the operational period was equal to 528 hours of running <br />' time <br /> C =995 gg/l = 0 000995 kg/m3 <br />' Q = 60 5 ft3/min <br /> t = 528 hours <br /> Converting Q to m3/hour yields <br /> Q = (60 5 ft3/min) •(60 min/hour) •(0 0283168m3/ft) = 102 8 m3/hour <br /> M = C • Q • t= (0 000995 kg/m3) •(102 8 m3/hour) • (528 hours) = 54 0 kg of TPH-g <br /> Converting kg of TPH-g to pounds of TPH-g yields <br /> 54 0 kg of TPH-g • 2 2046 lbs of TPH-g/kg of TPH-g = 119.0 lbs of TPH-g <br /> Converting pounds of TPH-g to gallons of TPH-g yields <br /> 119.0 lbs of TPH-g • 0 16 gal of TPH-gllbs of TPH-g - 19.0 gallons of TPH-g <br /> 3. 22 September to 25 October 2004 <br /> The average TPH-g concentration for this time interval was determined to be 546 5 µg/1(09/22/04= <br /> I1,000 µg11 and 10/25/04 =93 µg/1, avg = 546 5 µg11) The average flow rate during this time was <br /> approximately 64 cubic feet per minute, the operational period was equal to 792 hours of running <br /> time <br /> I 1 = 0 0005465 k m3 <br /> C 546 5 <br /> g� � <br /> Q 64 ft3/min <br /> t = 792 hours <br /> Advanced GeoEnvironmental,Inc <br />