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AMERICAN ENGINEERING TESTING, INC. AET Project No. 22-00012 <br /> needed beyond that estimated by the Civil Engineer. <br /> Table A-Recommended Subcut Excavation Depths in the Building Pads <br /> Test Surface Estimated Subcut Approximate Subcut Approximate Observed <br /> Location Elevation Excavation Depth Excavation Elevation Groundwater Level,ft <br /> (ft NGVD) (ft) (ft NGVD) (Elevation,ft NGVD) <br /> Borings <br /> ES-1 1025.3 4.5 1020.8 NE <br /> ES-2 1024.2 2.0 1022.2 14.0(1010.2) <br /> ES-3 1024.4 4.5 1019.9 NE <br /> ES-4 1025.0 4.5 1020.5 17.0(1008.0) <br /> ES-5 1025.1 7.0 1018.1 15.0(1010.1) <br /> EP-1 1024.7 4.5 1020.2 NE <br /> EP-2 1024.6 2.0 1022.6 NE <br /> EP-12 1025.5 2.0 1023.5 NE <br /> EP-13 1025.5 2.0 1023.5 NE <br /> EP-14 1024.3 2.0 1022.3 NE <br /> EP-15 1024.2 2.0 1022.2 NE <br /> Test Pits <br /> TP-5 1023.3 6.0 1017.3 GW Seepage at Bottom <br /> TP-5A -4023 2.5-4.5(I) 1018.5- 1020.5(1) NE <br /> TP-5B -1023 4.0 1019.0 NE <br /> TP-6 1024.9 1.5-2.0(1) 1022.9-1023.4(I) NE <br /> TP-7 1024.6 1.5-2.5(I) 1022.1- 1023.1 (I) NE <br /> TP-8 1023.9 2.0-3.0(1) 1020.9- 1021.9(I) NE <br /> TP-9 1024.2 2.5-4.0(1) 1020.2-1021.7(1) NE <br /> TP-10 1024.8 2.5-3.5(I) 1021.3-1022.3(I) NE <br /> TP-11 1024.7 3.0-5.0(I) 1019.7- 1021.7(" NE <br /> TP-12 1025.0 2.5 1022.5 NE <br /> TP-13 1025.5 1.5-2.5(1) 1023.0- 1024.0(I) NE <br /> Notes: <br /> (1) The recommended subcut depths in the test pits are to the bottom of the topsoil. We have noted a range <br /> in subcut depths in some of the test pits to include cutting some of the transition zone from the topsoil to <br /> the underlying non-organic clays. <br /> NE=Groundwater not encountered during or after drilling or test pit excavation. <br /> Page 10 of 28 <br />