Borehole Log: 5-MW05-1 Project No: 1043-0401 5-BH05-1 Project: Whitehorse Airport Client: PWGSC Logged By: RW Location: Whitehorse Checked By: JBM SUBSURFACE PROFILE SAMPLE Organic Vapour Rdg. Well Completion Details PPM Description 100 300 500 700 900 -3 ft m -2 Stick-up -1 Solid Pipe Ground Surface 0 SANDY GRAVEL 1-1 Concrete 1 Sandy gravel, trace silt, Bentonite 2 dense, grey, moist 3 CLAYEY SILT 1 Clayey silt, very stiff, 4 1-2 brown, moist 5 6 1-3 2 7 8 Slotted Pipe 9 1-4 3 10 Sand 11 1-5 12 3.7m to 4.6m: Hydrocarbon odour 13 4 14 1-6 15 SAND AND GRAVEL 16 1-7 Sand and gravel, dense, 5 17 dark grey, wet Cap 18 CLAYEY SILT Clayey silt, some clay, stiff 19 1-8 Caving to very stiff, brown, 6 20 mottled, wet 21 End of Borehole 22 23 7 24 25 Hole Dia: 10 cm Drilled By: Geotech Well Dia: 55mm Grnd Elev: NA Drill Method: Geoprobe TOC Elev: NA Drill Date: 05/08/18 Sheet: 1 of 1