2025 06 18 WEH Slope Stability Analysis Letter Report

R-4B Log of Test Pit Project 1 of 1 Date West Essex Highlands Location 101049801 4/10/2025 Elevation and Datum West Orange, New Jersey Excavation Company Approx. el. 577.5 (NAVD 88) Depth Frank Semeraro Construction Excavation Equipment Water Level - First - Excavation Foreman +577.5 Roy Westervelt Depth Scale Topsoil (Approx. 8") [TOPSOIL] 0 Brown fine to coarse SAND, some gravel, some silt with cobbles and boulders and roots (moist) [SM] 1 Type DESCRIPTION - Field Engineer Bhumi Peer SAMPLE Number Elev. (ft) Water Level - Completion 6.5 ft CAT Excavator 308 SYMBOL Sheet Project No. REMARKS Began excavating 4/10/2025 at 8:26 AM. Large boulder at 6" bgs (3 ft diameter). +576.8 Roots greater than 1" in diameter extend to 6" bgs. 2 Roots between 1/2" to 1" in diameter extend to 1 ft bgs. 3 Roots less than 1/2" in diameter extend to 3 ft bgs. GRAB G-1 Brown Gravelly fine to coarse SAND, some silt with cobbles and boulders (moist) [SM] 4 +571.0 DECOMPOSED ROCK End of Test Pit at 6.5ft. 6 GRAB +571.5 G-2 5 7 8 Rock fragments at 6 ft bgs. Excavator bucket refusal at 6.5 ft. No water seepage or mottling observed in test pit. End of test pit 4/10/2025 at 8:47 AM. Test pit backfilled with excavated material and area leveled. Top of Rock Encountered at 6.5 ft. 9 10 11 12 13 14 15 16 17 18 19 20 Langan Cloud Database, Project : 101049801, West Essex Highlands. Produced at 06/17/2025 21:23:50