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07/14/2003 08:12 <br />14254812510 NELSON GEOTECHNICAL PAGE 02/03 <br />LOG OF EXPLORATION <br />DEPTH (FEET) <br />USG <br />SOIL DESCRIPTION <br />TEST PIT FOUR <br />0.0 -1.1 <br />TOPSOIL <br />1.1 - 2.7 <br />SM <br />GRAY -BROWN SILTY FINE TO MEDIUM SAND WITH FINE GRAVEL (MEDIUM DENSE <br />TO DENSE, MOIST) <br />2.7 5.3 <br />SM <br />BROWN TO DARK BROWN BEDDED SILTY FINE SAND (MEDIUM DENSE TO DENSE, <br />MOIST) <br />5.3 - 7.1 <br />SM <br />GRAY SILTY FINE TO MEDIUM SAND (MEDIUM DENSE, MOIST) <br />7.1 - 10.5 <br />ML <br />GRAY SILT (STIFF, MOIST) <br />10.5 -14.0 <br />ML <br />GRAY FRACTURED SILT WITH FINE SAND (STIFF, MOIST) <br />SAMPLES WERE COLLECTEDAT 2.3, 3.0, 4.8, 6.8. 7.5, 11.2, AND 14.0 FEET <br />SLIGHT GROUND WATER SEEPAGE WAS ENCOUNTERED AT 7.1 FEET <br />TEST PIT CAVING WAS NOT ENCOUNTERED <br />TEST PR WAS COMPLETED AT 14.0 FEET ON 3/1 W3 <br />TEST PIT FIVE <br />0.0 -1.5 TOPSOIL <br />1.5-6.4 ML RUST -BROWN MOTTLED GRAY SILT WITH FINE TO MEDIUM SAND (MEDIUM STIFF, <br />MOIST) <br />0.4 - 8.6 ML GRAY SILT (STIFF, MOIST) <br />8.8 -11.0 SM GRAY SILTY FINE SAND (MEDIUM DENSE, MOIST TO WET) <br />11.0 14.2 ML- GRAY FRACTURED SILT (MEDIUM STIFF TO STIFF, MOIST) <br />SAMPLES WERE COLLECTED AT 5.4. 5.0, 9.5. 12.0, AND 14.2 FEET <br />SLIGHT GROUND WATER SEEPAGE WAS ENCOUNTERED AT 2.7 FEET <br />TEST PIT CAVING WAS NOT ENCOUNTERED <br />TEST PIT WAS COMPLETED AT 14.2 FEET ON 3119/03 <br />TEST PIT SIX <br />0.0 -1.8 TOPSOIL <br />1"8-3.5 SM OKAY -BROWN SILTY FINE SAND (MEDIUM DENSE, MOIST) <br />3.5 -- 42 ML GRAY FRACTURED SILT (STIFF, MOIST) <br />SAMPLES WERE COLLECTED AT 2.2 AND 4.0 FEET <br />GROUND WATER SEEPAGE WAS NOT ENCOUNTERED <br />TEST PIT CAVING WAS NOT ENCOUNTERED <br />TEST PIT WAS COMPLETED AT 4.2 FEET ON 3/19/03 <br />TEST PIT SEVEN <br />0.0 -1.8 TOPSOIL <br />1.8-10.0 SM GRAY-BR01NN SILTY FINE TO MEDIUM SAND WITH FINE GRAVEL (MEDIUM DENSE <br />TO DENSE, MOIST) <br />SAMPLES WERE COLLECTED AT3.5.7.7, AND 10.0 FEET <br />GROUND WATER SEEPAGE WAS NOT ENCOUNTERED <br />TEST PIT CAVING WAS NOT ENCOUNTERED <br />rr:ST PIT WAS COMPLETED AT 10.0 FEET ON 3119/03 <br />TRC NaSON GEOTECHNICAL ASSOC/AT,ES, !N(� <br />FILE NO 366503 <br />FIGURE 5 <br />EXHIBIT #..,,L.� <br />PAG Ez r) F , <br />