Borehole Log: 20-MW05-6 Project No: 1043-0401 20-BH05-12 Project: Whitehorse Airport Client: PWGSC Logged By: JBM 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 Ground Surface 0 SAND Concrete 1 Sand, trace silt, dense, 2 brown, dry Solid Pipe 3 12-1 1 Sand 4 CLAYEY SILT 5 Silt, some clay, stiff, grey, Bentonite 6 dry to wet 12-2 2 7 8 Slotted Pipe 9 12-3 3 Sand 10 11 12-4 12 13 4 14 12-5 15 16 5 17 12-6 Cap 18 19 12-7 6 20 21 Caving 22 23 7 24 12-8 25 End of Borehole 26 8 27 Hole Dia: 10 cm Drilled By: Geotech Well Dia: 55mm Grnd Elev: NA Drill Method: Geoprobe TOC Elev: NA Drill Date: 05/08/22 Sheet: 1 of 1