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40 <br />KSM <br />KELLER, SCHLEICHER & Mac WILLIAM ENGINEERING AND TESTING, INC. <br />RO.BOX 78-1:377, SEBASTIAN, FL 329'78-1377 <br />SEBASTIAN i58#1589.0712 <br />MELBOURNE (407) 766.8488 <br />FAX (561) 689-6469 <br />LABORATORY PERMEABILITY - CONSTANT HEAD MTHOD <br />[ASTM 2434) <br />DATE OP TEST: June 13, 1998 PROJECT NO. KSM 981277 -Ph1 <br />CLIENT Indian River County <br />LOCATION Shooting Range <br />Indian River County, Florida <br />Ph -1, @ Boring 10 <br />SAMPLE DESCRIPTION = Brown Sand <br />DEPTH @ SAMPLE LOCATION = 22 INCHES <br />LENGTH OF SAMPLE ALONG PATH OF FLOW = 6 INCHES <br />DIAMETER OF SAMPLE 3 INCHES <br />QUANTITY OF FLOW = 250 MILLITERS <br />TIME INTERVAL OF TEST = 10 MINUTES <br />DIFFERENCE IN HYDRAULIC HEAD ACROSS THE SAMPLE = 16 INCHES <br />THE RESULTS ORTATwpn Fpc) OUR H=IZONTAL LABCRA�QKy PERMEABILITY <br />. M 11 <br />TEST, WHERE K IS THE COEFFICIENT OF PERMEABILITY = 9.7 FEET/DAY <br />