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Nutting Engineers <br />of Florida, Inc. <br />Established 1967 <br />Geotechnical & Construction Materials <br />Hydrogeology & Monitoring Wells <br />Engineering • Inspection • 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: 41/12/2007 <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. 20 -feet <br />EXFIL NO. EX - 1 <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 lirnerock subbase <br />1' - 2' Brown silty sand with rock <br />2' - 3' Tan silty sand with limestone <br />3' - 16' Grey silty sand with peat, organics and trace of shell frag. <br />16'- 20' Light tan silty sand with limestone <br />1 <br />2.0 <br />2 <br />2.0 <br />3 <br />2.0 <br />4 <br />2.0 <br />5 <br />1.9 <br />6 <br />1.9 <br />7 <br />1.9 <br />8 <br />1.9 <br />9 <br />1.9 <br />10 <br />1.9 <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 = 1.9 gallons per minute (gpm) <br />Hydraulic Conductivity, K = 4.27 x 10 -5 cfs /ft2ft.head <br />Ir3 'r,2d Percola�. ion Calvin Gior_ano- I 0 i _3 o Percolation Te, Cal,iin Giartlano i; 3 <br />Prepared By: IU�J -'� � <br />Ir3 'r,2d Percola�. ion Calvin Gior_ano- I 0 i _3 o Percolation Te, Cal,iin Giartlano i; 3 <br />Richard Wohlfart/ <br />P.E. No. 50858 <br />Ir3 'r,2d Percola�. ion Calvin Gior_ano- I 0 i _3 o Percolation Te, Cal,iin Giartlano i; 3 <br />