J_2024 05 09_West Orange Stormwater Management Plan

TEST PIT LOG Engineers and Scientists PSE&G West Orange, NJ Logged By: Alex Avelar Test Pit Location: See Plan Final Test Pit Depth (ft.): 10 Contractor: Furino and Sons, Inc. Operator: Matt Ground Surface Elev. (ft.): +603 Date Start - Finish: 1/4/2023 - 1/4/2023 Type of Excavator: Track Excavator Date Excavator Model: Depth (ft) Sample No. CAT 305E Sample Depth (ft.) Stratum Depth (in.) 1 2 3-32 S1, T1 2 4 S2, T2 4 5 S3, T3 5 10 11 12 13 14 Topsoil/Fill - Dark yellowish brown (10YR, 3/6) loam, 5% gravel, moderate medium crumb, moist, friable, clear, common fine to medium roots Fill - Brown (7.5YR, 4/4) silty clay loam, 15% gravel, moderate medium subangular blocky, moist, friable, abrupt irregular boundary, few fine roots 32-53 S4, T4 7 Water Depth Content (ft) (%) 1 2 3 4 Brown (2.5YR, 4/3) loam, 15% gravel, moderate medium crumb, friable 5 6 Reddish brown (5YR, 4/4) clay loam, 15% gravel, moderate medium subangular blocky, moist, friable 8 9 Sample Description and Identification 53-84 6 Stab.Time NE Topsoil/Fill - Dark brown (7.5YR, 3/4) silt loam, 10% gravel, massive, wet, friable, clear irregular boundary 3 7 Groundwater Depth (ft.) Time Water Depth 1/4/23 0-3 84-120 7 8 9 End of exploration at 10 feet. Groundwater not encountered 10 Single Ring Permeability Test Results: Failed to drain during presoak = <0.06 in/hr @ 3.7 ft. Failed to drain during presoak = <0.06 in/hr @ 5 ft. Tube Permeameter Test Results: <0.06 in/hr @ 4' <0.06 in/hr @ 7' 15 REMARKS 3B - MTA TEST PIT USDA; 1/17/2023; 10:21:04 AM EXPLORATION NO.: TP-205 SHEET: 1 of 1 PROJECT NO: 26.0092704.00 REVIEWED BY: Chris McLaughlin See Log Key for exploration of sample description and identification procedures. Stratification lines represent approximate boundaries between soil and bedrock types. Actual transitions may be gradual. Water level readings have been made at the times and under the conditions stated. Fluctuations of groundwater may occur due to other factors than those present at the times the measurements were made. Plate No.: 2E Remark GZA GeoEnvironmental, Inc.