Borehole Log: 41-MW05-4 Project No: 1043-0401 41-BH05-4 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 ft m Ground Surface Flush Mtd 0 10 SAND Concrete 1 4-1 Sand, medium grained, 2 trace silt, loose to dense, Solid Pipe brown, dry to moist 3 1 5 4 4-2 Sand 5 6 10 Bentonite 2 7 4-3 8 9 3 10 Sand 15 11 4-4 12 CLAYEY SILT 13 Slotted Pipe 4 Clayey silt, stiff, grey, 10 14 moist to wet 4-5 15 16 5 17 18 5.5m: Hydrocarbon like Cap 150 odour 19 4-6 6 20 110 21 4-7 22 Caving 23 7 100 24 4-8 25 End of Borehole 26 8 27 28 29 Hole Dia: 10 cm Drilled By: Geotech Well Dia: 55mm Grnd Elev: NA Drill Method: Geoprobe TOC Elev: NA Drill Date: 05/08/23 Sheet: 1 of 1