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 4.8 12.0 7.2 6.4 17.2 52.4 SIEVE PERCENT SPEC.* PASS? Material Description SIZE FINER PERCENT (X=NO) Strong Brown 1 100.0 .75 95.2 .5 90.9 .375 88.4 Atterberg Limits PL= LL= PI= #4 83.2 #10 76.0 Coefficients #30 71.9

Coefficients #30 71.9 D90= 11.5139 D85= 6.0451 D60= 0.1955 #40 69.6 D50= D30= D15= #60 62.9 D10= C u= Cc= #100 57.4 Classification #200 52.4 USCS= AASHTO= Remarks * (no specification provided) Sample Number: TP-15 ST-1 1.33' Date: 4-29-25 RSA Geolab Client: Langan Engineering Project: Eagle Rock Ave. Widening Project, West Orange, NJ Proj.#101049802 Union, New Jersey Project No: 869 Figure Tested By: SP

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