Borehole Log: 20-MW05-4 Project No: 1043-0401 20-BH05-8 Project: Whitehorse Airport Client: PWGSC Logged By: JBM Location: Whitehorse Airport 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 1 Concrete Sand, some gravel, dense, brown, dry to moist 2 Solid Pipe 3 1 4 8-1 1.5 to 3.0m: small clayey 5 silt layers Sand 6 Bentonite 2 8-2 7 8 9 8-3 3 10 SILT 11 Slotted Pipe Silt, trace clay, stiff to soft, 8-4 grey to brown, moist 12 13 Sand 4 14 8-5 15 16 5 17 18 Cap 19 8-6 Caving 6 20 End of Borehole 21 22 23 7 24 Hole Dia: 10 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