15 <br />14 <br />13 <br />12 <br />11 <br />10 <br />9 <br />8 <br />7 <br />6 <br />5 <br />4 <br />3 <br />2 <br />1 <br />0 4-inch diameter flexible <br />utility line encountered at 12 <br />inches bgs. <br />28 <br />18 <br />TOPSOIL - moist, dark brown, 1-inch diameter tree roots. <br />FAT CLAY (CH)- brown, moist, very stiff. <br />WEATHERED SILTSTONE - yellow-brown, moist, <br />moderately weathered, very stiff to hard.GRAB 1GRAB 2Easy <br />Mod. <br />Mod. <br />Hard <br />2.0 <br />Logged By: Greg Thibeaux, P.E. <br />Date Excavated: 3/20/2026 <br />Location of Test Pit: Lat. 44.030520°, Long. -123.055820° <br />Site Address: Map Lot 18-03-04-42-2300 <br />Client: DevNW <br />Project: Floral Hill Drive Residential Development <br />Sheet 1 of 1 <br />Appendix A: Test Pit TP-1 <br />SampleNumberDepth (ft)Water LevelLithologicSymbolLithology <br />Geologic Description of <br />Soil and Rock Strata <br />Sampling Data <br />% Passing #200 SieveLiquidLimitPlasticLimitMoistureContent (%)Remarks <br />DiggingEffortPocket Pen. (tsf)