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Supporting Documentation · Oct 12, 2022

PB 22 10 Altera 769 LLC Filed Application with Exhibits Final Site Plan Phase 2

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Groundwater NE - / Test Visual Observation Bobcat E60 NE - Method: Rig Type: Seasonal High Groundwater STRUCTURE CONSISTENCY BOUNDARY MOTTLING SAMPLING COLOR WATER ROOTS DEPTH (IN) SOIL TEXTURE COARSE FRAGMENTS (%) LAB RESULTS CONTENT Resistance to Depth Shape Grade Size Stickiness Plasticity Distinctness Topography Quantity Size Contrast Type No. Rupture

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Rupture (in) GRAVEL COBBLES STONES BOULDERS Dark Yellowish 0-12 Brown LOAM MOIST FRIABLE NONSTICKY NONPLASTIC CLEAR <2.5" SMOOTH FEW (5% MAX) FINE NONE (10YR 3/6) SUBANGULAR 0 0 0 0 WEAK FINE BLOCKY GRAVEL COBBLES STONES BOULDERS Dark Grayish BAG S-1 A < 0.06 iph 12-60 Brown SILTY CLAY LOAM MOIST FRIABLE NONSTICKY NONPLASTIC CLEAR <2.5" SMOOTH FEW (5% MAX) FINE NONE 50 40 SUBANGULAR TUBE T-1 B <0.06 iph (10YR 4/2)

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TUBE T-1 B <0.06 iph (10YR 4/2) 0 0 0 0 WEAK FINE BLOCKY GRAVEL COBBLES STONES BOULDERS Dark Brown BAG S-2 60-120 GRAVELLY LOAMY SAND MOIST FRIABLE NONSTICKY NONPLASTIC NONE NONE 70 (7.5YR 3/4) SUBANGULAR TUBE T-2 15 0 0 0 MODERATE MEDIUM BLOCKY Additional Remarks: Topsoil encountered between zero and 12 inches. Fill encountered between 12 and 60 inches. Soil Profile Pit SPP-3 encountered refusal on apparent weathered rock at approximately ten feet below the ground surface.

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Soil Profile Pit: SPP-4 SOIL PROFILE PIT LOG Page 1 of 1 Project: Proposed Site Improvements Project No.: 2530-99-006E Location: 790 Northfield Avenue, West Orange, New Jersey Client: Altera Development Company Surface Elevation (ft): 487.0 Date Started: 12/14/21 Depth El. Groundwater Data Groundwater Comments Termination Depth (ft): 5.0 Date Completed: 12/14/21 (ft) (ft) Proposed Location: SWM Logged by: J. Scardigno Seepage NE - Excavation Contractor: Neighbors Contracting Groundwater NE - / Test Visual Observation

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Groundwater NE - / Test Visual Observation Bobcat E60 NE - Method: Rig Type: Seasonal High Groundwater STRUCTURE CONSISTENCY BOUNDARY MOTTLING SAMPLING COLOR WATER ROOTS DEPTH (IN) SOIL TEXTURE COARSE FRAGMENTS (%) LAB RESULTS CONTENT Resistance to Depth Shape Grade Size Stickiness Plasticity Distinctness Topography Quantity Size Contrast Type No. Rupture

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Rupture (in) GRAVEL COBBLES STONES BOULDERS Dark Yellowish 0-12 Brown LOAM MOIST FRIABLE NONSTICKY NONPLASTIC CLEAR <2.5" SMOOTH FEW (5% MAX) MEDIUM NONE BAG 6 S-1 (10YR 3/6) SUBANGULAR 0 0 0 0 WEAK FINE BLOCKY GRAVEL COBBLES STONES BOULDERS Brown BAG S-2 A < 0.06 iph 12-60 GRAVELLY SANDY LOAM MOIST FRIABLE NONSTICKY NONPLASTIC NONE NONE 38 (7.5YR 4/3) SUBANGULAR TUBE T-1 B <0.06 iph

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TUBE T-1 B <0.06 iph 15 0 0 0 MODERATE MEDIUM BLOCKY Additional Remarks: Soil Profile Pit SPP-4 encountered refusal on apparent weathered rock at approximately five feet below the ground surface.

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Laboratory Test Results

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Tube Permeameter Test Data Job Number: 2530-99-006E Project: Proposed Site Redevelopment Sample ID: Boring/Test Pit No.: SPP-1 Sample No.: T-1 Depth: 26" Client: Altera Development Lab Tech: M. Mickley MUNICIPALITY West Orange BLOCK 166.15 LOT 9 1. Test Number T-1 Replicate (letter) A Date Collected 12/14/2021 2. Material Tested: x Fill Test in Native Soil-Indicate Depth 3. Type of Sample: x Undisturbed Disturbed 4. Sample Dimensions: Inside Radius of Sample Tube, R, in cm 3.81 Length of Sample, L, in inches 4.50 5. Bulk Density Determination (Disturbed Samples Only): N/A 6. Sample Weight (Wt. Tube Containing Sample-Wt. of Empty Tube), grams -- Wt. of Tube Containing Sample -- Wt. of Empty Tube -- 7. Sample Volume (L x 2.54 cm./inch x 3.14R2), cc. 520.9857 8. Bulk Density (Sample Wt./Sample Volume), grams/cc. -- > 1.2 9. Standpipe Used: x No Yes, Indicate Internal Radius, cm. N/A 10. Height of Water Level Above Rim of Test Basin, in inches: At the Beginning of Each Test Interval, H1 5.00 At the End of Each Test Interval, H2 5.00 11. Rate of Water Level Drop (Add additional lines if needed): Time, Start of Test Time End of Test Length of Test Interval, T1 Interval T2 Interval, T, Minutes

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Time End of Test Length of Test Interval, T1 Interval T2 Interval, T, Minutes >240 >240 >240 12. Calculation of Permeability: K, (in/hr) = 60 min/hr x r2/R2 x L(in)/T(min) x ln (H1/H2) T= >240 K= <0.06 Classification: K0 13. Defects in the Sample (Check appropriate items): x NONE ________ Soil/Tube Contact ________Large Gravel _____________ Large Roots ________ Dry Soil ___________Smearing ____________ Compaction ________ Other - Specify _______________________________________________________________ \\decpc\earthfolders\Data\EARTH Projects\2530 Altera Development\99-006E West Orange\Laboratory\Perm Tube Data

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