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Nutting Engineers Geotechnical & Construction Materials <br />of Florida, Inc. Hydrogeology & Monitoring Wells <br />Established 1967 Engineering • Inspection e Testing <br />Client: Calvin Giordano & Associates, Inc. Order No.: 1 01 .36 <br />Project: Atlantic Isle Utility & Roadway Improvements Report No.: 1 <br />Location: at City of Sunny Isles Beach, Florida Date: 4/1 1/2007 <br />Test: Usual Type Open Hole Exfiltration Test <br />Surface Elevation: Existing grade elevation <br />Water table from ground surface: 3.5 feet <br />Casing Diameter: 6 -in. <br />Tube Depth: 15 -feet <br />EXFIL NO. EX - 1A <br />One Minute <br />Increment <br />Pumping <br />Rate in <br />Gal /Min <br />Sample Location: Approximately 37 ft. North & 34 ft East from northwest corner <br />of the property at 334 Atlantic Avenue <br />Material Description: 0' - 1' Existing asphalt pavement with limerock subbase <br />1' - 2' Brown silty sand with rock <br />2' - 3' Tan silty sand with limestone <br />3' - 1 5' Grey silty sand with peat, organics and trace of shell frag. <br />1 <br />1.1 <br />2 <br />1.0 <br />3 <br />1.0 <br />4 <br />1.0 <br />5 <br />1.0 <br />6 <br />0.9 <br />7 <br />0.9 <br />8 <br />0.9 <br />9 <br />0.9 <br />10 <br />0.9 <br />The above test was performed and calculated as presented in the manual <br />"Design of Exfiltration Trench to meet SFWMD Regulatory Criteria ". <br />Average Flow Rate, Q = 1.0 gallons per minute (gpm) <br />Hydraulic Conductivity, K = 2.90 x 10 -5 cfs /ft2ft. head <br />Prepared By vl'1 V / <br />Richard Wohlfar P.E. No. 50858 <br />Z 1. -,h_d oImo,, _..;nn Giordano -10' 3 o P °_r -ol iwo `_it ,-XF— I '-dl,:in Giardino 101 36 <br />