2025 06 18 WEH Slope Stability Analysis Letter Report

NLB-4 Log of Boring Project West Essex Highlands 2 of 2 101049801 Location Elevation and Datum +593.0 Type Sample Data Recov. (in) Penetrresist BL/6in Sample Description Depth Scale Number Elev. (ft) Approx. el. 609.0 (NAVD 88) Coring (min) West Orange, New Jersey Material Symbol Sheet Project No. 16 N-Value (Blows/ft) Remarks (Drilling Fluid, Casing Depth, Fluid Loss, Drilling Resistance, etc.) 10 20 30 40 08:46 17 Gray BASALT [BEDROCK] C-3 at 17 ft 07:11 06:23 C-3 20 13:31 NQ 19 RQD=50"/60"=83% 05:47 REC=58"/60"=97% 18 21 12:20 +587.0 End of Boring at 22.0ft. 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 Template: Log-BH; Strip: BH-GEO; Printed on 06/17/2025 Stopped drilling at 12:41 PM on 5/1/2025. Upon completion, borehole backfilled to grade with soil cuttings.