2025 06 18 WEH Slope Stability Analysis Letter Report

R-4A Log of Test Pit Project 1 of Date West Essex Highlands Location 101049801 4/10/2025 Elevation and Datum West Orange, New Jersey Excavation Company Approx. el. 570.0 (NAVD 88) Depth Frank Semeraro Construction Excavation Equipment Water Level - First 7.0 ft Excavation Foreman Bhumi Peer REMARKS Topsoil (Approx. 6") [TOPSOIL] 0 Began excavating 4/10/2025 at 7:38 AM. Brown fine to coarse SAND, some silt, some gravel with cobbles and roots (moist) [SM] 1 Roots greater than 1/2" in diameter extend to 1 ft bgs. 2 Roots less than 1/2" in diameter extend to 2 ft bgs. 3 Boulder with diameter of 1 ft encountered at 3 ft bgs. Brown Gravelly fine to coarse SAND, some silt with cobbles and boulders (moist) [SM] 4 GRAB +569.5 Depth Scale Type +570.0 Roy Westervelt Number DESCRIPTION - Field Engineer SAMPLE G-1 Elev. (ft) Water Level - Completion - CAT Excavator 308 SYMBOL Sheet Project No. 5 6 Rock fragments encountered at 6 ft bgs. G-2 DECOMPOSED ROCK +563.0 End of Test Pit at 7.0ft. GRAB +564.0 7 Excavator bucket refusal at 7 ft. No water seepage or mottling observed in test pit. 8 End of test pit 4/10/2025 at 8:00 AM. Test pit backfilled with excavated material and area leveled. 9 Top of Rock Encountered at 7 ft. 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 1