2025 01 14 West Essex Highlands Development Building D Slope Stability Study

LB-1 Log of Boring Project West Essex Highlands 1 of 2 101049801 Location Elevation and Datum West Orange, New Jersey Approx. el. 604.0 (NAVD 88) Drilling Company Date Started Date Finished Craig Geotechnical Drilling Co., Inc. 12/12/2024 Drilling Equipment Rock Depth ATV Rig 140 Drop (in) Sample Description +604.0 - - Core 2 24 HR. - Matt Michelotti Field Engineer Rebecca Blocker 30 Depth Scale Sample Data Type 140 Completion 0 Drilling Foreman Recov. (in) Penetrresist BL/6in 2in OD Split Spoon Weight (lbs) Automatic Undisturbed 5 First Water Level (ft.) Number Automatic Weight (lbs) 12.0 ft Disturbed 0 Brown fine to coarse SAND, some silt, trace clay, root fragments (moist) [TOPSOIL] 1 +602.0 (Drilling Fluid, Casing Depth, Fluid Loss, Drilling Resistance, etc.) 10 20 30 40 Began drilling 12/12/2024 at 8:19 AM G-1 at 0 ft G-1 2 Brown fine to medium SAND, trace silt, some gravel (dry) [SP] Remarks N-Value (Blows/ft) GRAB Elev. (ft) 4" diameter steel Casing Depth (ft) 9.0 Drop (in) 30 Hand auger to 2 ft. Refusal on possible boulder. S-1 at 2 ft 5 25 3 S-1 SS Sampler Hammer Number of Samples Coring (min) Sampler 24.0 ft 3-7/8in Tricone Roller Bit Casing Diameter (in) Casing Hammer 12/12/2024 Completion Depth Size and Type of Bit 6 +599.0 56 5 Reddish brown Silty SAND, trace clay, trace gravel (moist) [SM] 70 45 4 Drove casing to 5 ft. Drilled to 5 ft. S-2 at 5 ft 10 SS +597.0 S-2 6 S-3 SS 15 6 6 7 Reddish brown Sandy SILT, some clay, some gravel (moist) [ML] 25 40 35 54 50/2" 50/2" S-3 at 7 ft Spoon bouncing. . 8 +595.0 9 [DECOMPOSED ROCK] S-4 SS Material Symbol Sheet Project No. 0 50/2" 50/2" Drove casing to 9 ft. Drilled to 9 ft. S-4 at 9 ft 10 11 12 Very hard drilling. Rig chatter. 13 +590.0 14 Gray BASALT [BEDROCK] C-1 at 14 ft 03:22 15 02:35 16 Template: Log-BH; Strip: BH-GEO; Printed on 01/03/2025