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EMCON/OWT, INC. <br />HYDRAULIC TRANSMISSIVITY TEST <br />CONSTANT HEAD TEST METHOD <br />ASTM D4716 <br />Project: NCRC&SL Proj. No. 118040.07 <br />Client: NCRC&SL Date: 5-11-07 <br />Sample: GEOCOMPOSITE <br />GC250 <br />Remarks: <br />1. Tested with tap water. <br />2. Flow of water during the test, and water in two reservoirs for the duration of test setup. <br />3. Sample size: 12' x 12, (effective) <br />4. Tested after Normal Stress applied for 15 min. <br />S. Test Setup: <br />Steel Plate <br />Geotextile <br />Geonet (Yellow Edge) <br />Geomembrane <br />Steel Plate <br />EM\NY-GL\HYDTRAN\NCRC-NET.XLS <br />Compressive <br />Normal Stress <br />PSF <br />H <br />Q cc/sec. <br />Q m3/sec. <br />Lm <br />Wm <br />Temp. <br />Corr. <br />Hydraulic Transmissivity <br />0=(QL/WH)m2/sec. <br />at 20°C <br />0.02 <br />Trial 1 <br />16000 <br />(.24") <br />840/180 <br />.000004667 <br />0.3048 <br />0.3048 <br />0.931 <br />7.128 x 10(-5) <br />0.02 <br />Trial 2 <br />16000 <br />(.24") <br />840/180 <br />.000004667 <br />0.3048 <br />0.3048 <br />0.931 <br />7.128 x 10(-5) <br />0.02 <br />Trial 3 <br />16000 <br />(.24") <br />840/180..000004667 <br />0.3048 <br />0.3048 <br />0.931 <br />7.128 x 10(-5) <br />Remarks: <br />1. Tested with tap water. <br />2. Flow of water during the test, and water in two reservoirs for the duration of test setup. <br />3. Sample size: 12' x 12, (effective) <br />4. Tested after Normal Stress applied for 15 min. <br />S. Test Setup: <br />Steel Plate <br />Geotextile <br />Geonet (Yellow Edge) <br />Geomembrane <br />Steel Plate <br />EM\NY-GL\HYDTRAN\NCRC-NET.XLS <br />