2026 02 12 Crestmont CC and Eagle Rock Ave Stormwater Management Report

Log of Test Pit TP-11 Sheet 1 of 1 Project Project No. Date West Essex Highlands 101049801 4/15/2025 Location Elevation and Datum West Orange, New Jersey Approx. el. 543.0 (NAVD88) Excavation Company Depth Water Level - First Water Level - Completion Semeraro Construction, Co., Inc. 7.0 ft - - Excavation Equipment Excavation Foreman Field Engineer Hitachi Excavator 7X85 Roy Westervelt Bhumi Peer SAMPLE Depth Elev. Number SYMBOL DESCRIPTION Scale REMARKS Type (ft) +543.0 +542.8 Topsoil (Approx. 3") [TOPSOIL] 0 Began excavating on 4/15/2025 at 9:40 AM. GRAB G-2G-1 Gray CLAY, with organics

GRAB G-2G-1 Gray CLAY, with organics (moist) +542.2 GRAB GRAB (moist) +542.0 Brown SILT, some clay 1 Roots greater than 1/2" in diameter extend to 0.5 ft bgs. Roots less Reddish brown to orangish brown Clayey SILT, trace fine than 1/2" in diameter extend to 1 ft bgs. gravel, trace fine to coarse sand (moist) G-3 HSG taken from 21" to 33" bgs. (moist) 2 3 +539.0 Reddish brown SILT, some clay, some fine to coarse gravel, 4 Cobbles and small boulders (less than 1 ft dia.) encountered at 4 ft. some fine to coarse sand, with cobbles and boulders (moist) 5 6 GRAB G-4 +536.0 7 Excavator bucket refusal encountered at 7 ft. Possible weathered End of Test Pit at 7.0ft. rock or boulder.

st Pit at 7.0ft. rock or boulder. No mottling observed. 8 End of test pit at 10:00 AM on 4/15/2025. Test pit backfilled with excavated material. 9 10 11 12 13 14 15 16 17 18 19 20 Langan Cloud Database, Project : 101049801, West Essex Highlands. Produced at 08/25/2025 15:06:11