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

Log of Test Pit TP-16 Sheet 1 of 1 Project Project No. Date West Essex Highlands 101049801 4/14/2025 Location Elevation and Datum West Orange, New Jersey Approx. el. 562.5 (NAVD88) Excavation Company Depth Water Level - First Water Level - Completion Semeraro Construction, Co., Inc. 10.5 ft - - Excavation Equipment Excavation Foreman Field Engineer Hitachi Excavator 7X85 Roy Westervelt Bhumi Peer SAMPLE Depth Elev. Number SYMBOL DESCRIPTION Scale REMARKS Type (ft) +562.5 +562.2 Topsoil (Approx. 4") [TOPSOIL] 0 Began excavating on 4/14/2025 at 1:45 PM. Roots extend to 1.25 ft Dark brown SILT, some clay, some fine to medium sand, trace bgs. gravel with roots and construction debris (moist) [FILL] 1

gravel with roots and construction debris (moist) [FILL] 1 GRAB G-1 +561.0 Reddish brown to brown SILT, some clay, some gravel (moist) 2 +560.0 HSG taken from 30" to 42" bgs. Reddish brown Silty fine to medium SAND, some clay, some GRAB G-2 gravel (moist) 3 4 5 6 +555.5 Reddish brown to tan Silty fine to medium SAND, trace clay, 7 trace gravel (moist) 8 GRAB G-3 +553.5 Tan ROCK PIECES (moist) [POSSIBLE BEDROCK] 9 Hard digging at 9 ft. Boulder (1 ft dia. ) encountered at 9 ft. 10 GRAB

10 GRAB G-4 +552.0 Excavator bucket refusal at 10.5 ft. No water seepage nor mottling End of Test Pit at 10.5ft. observed. 11 End of test pit at 2:35 PM on 4/14/2025. Test pit backfilled with excavated material. 12 13 14 15 16 17 18 19 20 Langan Cloud Database, Project : 101049801, West Essex Highlands. Produced at 08/25/2025 15:06:14