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

9 Refusal encountered at 9ft bgs (bucket teeth End of Test Pit at 9ft bgs. scraping at bottom). Completed excavating on 4/25/2024. Test pit backfilled with excavated material 10 upon completion. Easy digging observed from 0 to 9ft bgs. No mottling observed. 11

12 13 14 15

LOG OF TEST PIT TP-3 Sheet 1 of 1 PROJECT NAME PROJECT NUMBER DATE Eagle Rock Ave Widening 101049801 4/26/2024 LOCATION ELEVATION West Orange, NJ Approx. el 542 (NAVD88) EXCAVATION CONTRACTOR DEPTH WATER LEVEL - First WATER LEVEL - Completion Semeraro Construction, Co., Inc. 8 ft - - EQUIPMENT FOREMAN LANGAN PERSONNEL

LANGAN PERSONNEL CAT 306 Excavator Mike Marie Vilsaint SAMPLE Depth Symbol ELEV Number DESCRIPTION REMARKS Type (feet) Scale

0 +542.0 Dark gray to black Silty SAND, some roots (dry) [TOPSOIL] Started excavating on 4/26/2024. GRAB S-1 +541.0 1 Light brown Sandy SILT, trace gravel, trace roots (wet) HSG taken from 12 to 24" bgs. GRAB S-2 +540.0

+540.0 2 Brown Sandy SILT, trace fine gravel, trace roots (moist) \\LANGAN.COM\DATA\PAR\DATA8\101049801\PROJECT DATA\_DISCIPLINE\GEOTECHNICAL\GINTLOGS\101049801_TEST PITS.GPJ ... 8/25/2025 10:49:09 AM ... Report: Log - LANGANTP 3 4 GRAB S-3 5 6

7 Refusal encountered at 8ft bgs (bucket teeth +534.0 8 scraping at bottom). End of Test Pit at 8ft bgs. Completed excavating on 4/26/2024. Test pit backfilled with excavated material upon completion. 9 Easy digging observed from 0 to 8ft bgs.

No mottling nor groundwater seepage observed in the dug test pit. 10 11 12 13 14 15

LOG OF TEST PIT TP-4 Sheet 1 of 1 PROJECT NAME PROJECT NUMBER DATE Eagle Rock Ave Widening 101049801 4/25/2024 LOCATION ELEVATION West Orange, NJ Approx. el 541 (NAVD88) EXCAVATION CONTRACTOR DEPTH WATER LEVEL - First WATER LEVEL - Completion Semeraro Construction, Co., Inc. 8 ft - - EQUIPMENT FOREMAN LANGAN PERSONNEL

LANGAN PERSONNEL CAT 306 Excavator Mike Marie Vilsaint SAMPLE Depth Symbol ELEV Number DESCRIPTION REMARKS Type (feet) Scale