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OSTP Percolation Data Sheet UNIVERSITT � � <br /> OF MINNESO A .,..L�� <br /> 1. Contatt Information Project ID: v 03.19.15 <br /> Property Owner/Client: Thomas Clapp <br /> Address: 215 Hollander Road, Orono <br /> 2: General Perco at�on Information <br /> Diameter 6 in Date prepared and/orsoaked: 9/7/16 <br /> Method of scratching sidewall: knife <br /> Is pre-soak required'? es `Not required in sandy soils <br /> Soak"start time: 1:OOPM Soak"end 9:�� #VALUE! hrs of soak <br /> time: <br /> Method to maintain 12 in of water during soak manual <br /> 3. Perco ation Test Data <br /> Test hole: #1 Location: <br /> Date reading taken: 9/8/16 Etevation: <br /> Starting time: 9:30 Depth*': 12 inches <br /> Soil texture descri tion: <br /> Depth (in) Soil Texture '" 12 inches for mounds&at-grades, <br /> 20-30 Sandy Loam depth of nbsorption area for trenches & <br /> beds � <br /> Start Reading End Reading Perc rate % Difference <br /> Reading Start Time End Time ��n) (in) (mpi) Last 3 Rates Pass <br /> 1 9:30 AM 9:50 AM 7.80 6.80 20.0 NA NA <br /> 2 10:00 AM 10:20 AM 6.90 5.80 18.2 NA NA <br /> 3 10:30 AM 10:50 AM 6.70 5.60 18.2 9.1 Yes <br /> 4 <br /> Chosen Percolation Rate for Test Hole#1 18.0 mpi <br /> Additional percolation test data may be included on attached pages <br /> Design Percolation Rate (maximum of all tests) = 22.00 mpi <br /> I hereby certify that I have compl e ork in accordance with all appiicable ordinances, rules and laws. <br /> I-�c LJ ZU(v`I �1 C5 I <br /> Desi ner Si nature License# Date <br />