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

Particle Size Distribution Report 1½ in. 3/8 in. ¾ in. ½ in. #100 #140 #200 6 in. 3 in. 2 in. 1 in. #10 #20 #30 #40 #60 #4 100 90 80 70 PERCENT FINER 60 50 40 30 20 10 0

60 50 40 30 20 10 0 100 10 1 0.1 0.01 0.001 GRAIN SIZE - mm. % Gravel % Sand % Fines % +3" Coarse Fine Coarse Medium Fine Silt Clay 0.0 6.7 8.4 3.4 8.6 16.7 56.2 SIEVE PERCENT SPEC.* PASS? Material Description SIZE FINER PERCENT (X=NO) Dark Yellowish Brown 1 100.0 .75 93.3 .5 89.7 .375 89.0 Atterberg Limits PL= LL= PI= #4 84.9 #10 81.5 Coefficients #30 75.5

Coefficients #30 75.5 D90= 13.8814 D85= 4.8593 D60= 0.1250 #40 72.9 D50= D30= D15= #60 67.2 D10= C u= Cc= #100 61.6 Classification #200 56.2 USCS= AASHTO= Remarks * (no specification provided) Sample Number: TP-7 S-1 8-18" Date: 5-24-24 RSA Geolab Client: Langan Engineering Project: Eagle Rock Ave Widening Project, West Orange, NJ Project#101049801 Union, New Jersey Project No: 869 Figure Tested By: EE

Project No: 869 Figure Tested By: EE Checked By: KP