Borehole Log: 20-MW05-1 Project No: 1043-0401 20-BH05-3 Project: Whitehorse Airport Client: PWGSC Logged By: JBM Location: Terminal Building 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 SAND AND GRAVEL Concrete 1 Sand and gravel, fine to 3-1 2 medium grained, some Sand gravel, loose, brown, dry 3 1 Solid Pipe to moist 4 3-2 5 6 Bentonite 2 7 3-3 8 CLAYEY SILT 9 Slotted Pipe Clayey silt, stiff, grey, 3 10 Sand moist 11 3-4 12 13 4 4.0 to 4.3m: Hydrocarbon 14 like odour 3-5 15 16 5 17 18 Cap 19 3-6 6 20 21 Caving 22 3-7 23 7 24 3-8 25 End of Borehole 26 8 27 28 29 Hole Dia: 9 cm Drilled By: Geotech Well Dia: 55mm Grnd Elev: NA Drill Method: Geoprobe TOC Elev: NA Drill Date: 05/08/21 Sheet: 1 of 1