Geotech Report 05 23 2023

SOR TESTING LABORATORIES, INC. 98 Sand Park Road - Cedar Grove, NJ 07009 Tel.: (973) 239-6001 Fax: (973) 239-8380 _http://www.sorlabs.com PARTICLE SIZE DISTRIBUTION TEST REPORT 3" 2" 412" #10 #50 #200 HYDROMETER ANALYSIS T T i percent finer I | I 100.000 10.000 1,000 0.100 0.010 0.001 se a a OT Figure No. 6 ‘Spac. Uppertower GRAVEL "SAND T SLT Tew] Specification* ‘Sieve Size % Finer Min.(%) _Max.(%) ‘Sample Identification 3" (75 mm) ‘Sample No.: ‘TP-C2, S-7 2.1/2" (63 mm) Lab No.: A23-067-06 2" (50 mm) Source/Location: 38.5" 4 1/2" (38.1 mm) 100.0 Description: 4" (25 mm) 86.9 Light Brown cf Sand, some Silt, and cf Gravel 3/4" (19 mm) 83.7 5/8" (16 mm) sample description in accordance with Burmister System 4/2" (12.5 mm) 79.1 LL: LPL: LP: 3/8" (9.5 mm) 76.1 5/16" (8 mm) As received Moisture Content: 23.5 % 1/4" (6.3 mm) #4 (4.75 mm) 69.4 (Classification: #6 (3.35 mm) uscs: [SM] ‘#8 (2.36 mm) 62.4 AASHTO: #10 (2mm) |Remarks: #14 (1.4 mm) Sample received in lab on May 12, 2023 #16 (1.18 mm) 56.5 #20 (850 um) Permeability, k: 5.9 x 10-4 cm/s (0.85 in/hr) K2 #30 (600 ym) 50.2 Permeability, .8 x 10-4 cm/s (0.84 in/hr) K2 #40 (425 um) Client: Garden Homes #50 (300 um) 41.2 Project: Stormwater Management System #60 (250 um) #100 (150 ym) 31.7 Location: West Orange, New Jersey #200 (75 ym) 25.6 Date: 17-May-23 - Job No.: 23-C-16 Report No.: 23-C-17