Borehole Log: 20-MW05-11 Project No: 1043-0401 20-BH05-2 Project: Whitehorse Airport Client: PWGSC Logged By: RW Location: North Apron Checked By: JBM SUBSURFACE PROFILE SAMPLE Organic Vapour Rdg. Well Completion Details PPM Description 100 300 500 700 900 ft m Ground Surface Flush Mtd 0 GRAVELLY SAND 0 Concrete Gravelly sand, dense, 1 2-1 brown, moist 2 Sand SAND 3 1 Sand, some silt, dense, 31 Solid Pipe brown, moist 4 2-2 5 6 350 Bentonite 2 7 2-3 8 CLAYEY SILT 750 Slotted Pipe Clayey silt, stiff, brown, 9 2-4 moist to wet 3 10 Sand 11 11000 12 SAND 2-5 13 4 Sand, trace silt, dense, grey, wet 400 14 3.7 - 4.6m: Hydrocarbon 2-6 15 like odour 300 CLAYEY SILT 16 5 Clayey silt, stiff, grey, wet 17 2-7 18 Cap 50 19 2-8 Caving 6 20 End of Borehole 21 22 23 7 24 Hole Dia: 9 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