2025 06 18 WEH Slope Stability Analysis Letter Report

LB-2 Log of Boring Project West Essex Highlands 3 of 3 101049801 Elevation and Datum New Jersey, West Orange Number Type S-12 SS +486.0 Sample Data S-13 SS Sample Description Depth Scale S-14 SS Elev. (ft) Approx. el. 522.0 (NAVD 88) Recov. (in) Penetrresist BL/6in Location Material Symbol Sheet Project No. 36 Remarks N-Value (Blows/ft) (Drilling Fluid, Casing Depth, Fluid Loss, Drilling Resistance, etc.) 10 20 30 40 37 38 . 39 No Recovery 40 0 50/1" 50/1" Drilled to 40 ft. S-12 at 40 ft 41 42 43 . 44 +477.0 No Recovery [POSSIBLE DECOMPOSED ROCK] 45 0 50/1" 50/1" Switched to drag bit. Drilled to 45 ft. S-13 at 45 ft. Spoon bouncing. Spoon tip rock fragment, possible decomposed rock. 46 47 48 . 49 +471.9 No Recovery [POSSIBLE DECOMPOSED ROCK] End of Boring at 50.1ft. 50 51 52 53 54 55 56 Template: Log-BH; Strip: BH-GEO; Printed on 01/03/2025 0 50/1" 50/1" Drilled to 50 ft. S-14 at 50 ft. Spoon bouncing. Stopped drilling 12/17/2024 at 1:33 PM. Upon completion, borehole backfilled with soil cuttings and hole plug.