1901 W MUKILTEO BLVD Geotech Report 2022-10-25

• LOG OF EXPLORATION DEPTH(FEET) USC SOIL DESCRIPTION HAND AUGER ONE 0.0-0.1 GRASS 0.1-0.8 DARK BROWN,SILTY FINE TO MEDIUM SAND WITH GRAVEL AND ROOTS (LOOSE TO MEDIUM DENSE,MOIST)(TOPSOIL) 0.8-4.5 LIGHT TO DARK BROWN SILTY FINE TO MEDIUM SAND WITH GRAVEL, ROOTS, ORGANICS,AND TRACE CHARCOAL(LOOSE TO MEDIUM DENSE,MOIST)(FILL) 4.5-5.0 SP-SM LIGHT BROWN FINE TO MEDIUM SAND WITH SILT,TRACE GRAVEL,AND ROOTS (MEDIUM DENSE TO DENSE,MOIST) SAMPLES WERE COLLECTED AT 1.5,4.1,AND 5.0 FEET GROUNDWATER SEEPAGE WAS NOT ENCOUNTERED HAND AUGER CAVING WAS NOT ENCOUNTERED HAND AUGER COMPLETED AT 5.0 FEET ON 10/24/16 HAND AUGER TWO 0.0-0.1 GRASS AND ROOTS 0.1-0.9 DARK BROWN,SILTY FINE TO MEDIUM SAND WITH GRAVEL AND ROOTS (LOOSE TO MEDIUM DENSE,MOIST)(TOPSOIL) 0.9-4.0 BROWN,SILTY FINE TO MEDIUM SAND WITH ROOTS,ORGNAICS,GRAVEL,AND CHARCOAL (LOOSE TO MEDIUM DENSE,MOIST)(FILL) 4.0-7.2 SM LIGHT BROWN, FINE TO MEDIUM SAND WITH SILT, GRAVEL, IRON-OXIDE WEATHERING, AND TRACE ROOTS FROM 4.0 TO 5.5 FEET (LOOSE TO MEDIUM DENSE(MEDIUM DENSE OR BETTER FROM 6.0 TO 7.2 FEET),MOIST) SAMPLES WERE COLLECTED AT 2.5,4.0,6.2,AND 7.2 FEET GROUNDWATER SEEPAGE WAS NOT ENCOUNTERED HAND AUGER CAVING WAS NOT ENCOUNTERED HAND AUGER WAS COMPLETED AT 7.2 FEET ON 10/24/16 HAND AUGER THREE 0.0-0.1 GRASS 0.1-1.8 DARK BROWN,SILTY FINE TO MEDIUM SAND WITH GRAVEL, IRON-OXIDE STAINING,AND ROOTS (LOOSE TO MEDIUM DENSE,MOIST)(FILL) 1.8-7.5 LIGHT BROWN, FINE TO MEDIUM SAND WITH SILT, GRAVEL, AND IRON-OXIDE STAINING, INTERMIXED WITH ORGANIC-RICH ORANGE BROWN, SILTY FINE TO MEDIUM SAND WITH GRAVEL AND ROOTS(LOOSE TO MEDIUM DENSE,MOIST)(FILL) 7.5-8.0 SP•SM LIGHT BROWN,FINE TO MEDIUM SAND WITH SILT,GRAVEL,AND TRACE IRON-OXIDE STAINING (MEDIUM DENSE TO DENSE,MOIST) SAMPLES WERE COLLECTED AT 3.3,5.6,AND 8.0 FEET GROUNDWATER SEEPAGE WAS NOT ENCOUNTERED HAND AUGER CAVING WAS NOT ENCOUNTERED HAND AUGER COMPLETED AT 8.0 FEET ON 10/24/16 ABR:LSB NELSON GEOTECHNICAL ASSOCIATES, INC. FILE NO 974316 FIGURE 5