2025 06 18 WEH Slope Stability Analysis Letter Report

NLB-3 Log of Boring Project West Essex Highlands 2 of 2 101049801 Location Elevation and Datum +549.8 Type Sample Data Recov. (in) Penetrresist BL/6in Sample Description Depth Scale Number Elev. (ft) Approx. el. 566.0 (NAVD 88) Coring (min) West Orange, New Jersey Material Symbol Sheet Project No. 16.2 Remarks N-Value (Blows/ft) (Drilling Fluid, Casing Depth, Fluid Loss, Drilling Resistance, etc.) 10 20 30 40 17 17 18 . 19 S-8 SS 20 No Recovery 0 50/1" 50/1" Drove casing to 20 ft. Drilled to 20 ft. S-8 at 20 ft 21 +544.0 22 Gray BASALT [BEDROCK] Drilled to 22 ft. Hard drilling. Rig chattering. C-1 at 22 ft 06:10 C-1 25 15:37 RQD=25"/60"=42% 07:10 NQ 24 REC=60"/60"=100% 23 05:33 26 09:32 27 Gray BASALT [BEDROCK] C-2 at 27 ft 06:22 06:28 C-2 30 08:42 NQ 29 RQD=29"/60"=48% 11:11 REC=45"/60"=75% 28 31 08:18 +534.0 End of Boring at 32.0ft. 32 33 34 35 36 Template: Log-BH; Strip: BH-GEO; Printed on 06/17/2025 Stopped drilling at 11:54 AM on 5/5/2025. Upon completion, borehole backfilled to grade with soil cuttings.