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 5.2 17.4 6.4 9.7 14.2 47.1 SIEVE PERCENT SPEC.* PASS? Material Description SIZE FINER PERCENT (X=NO) Reddish Brown 1 100.0 .75 94.8 .5 90.5 .375 85.0 Atterberg Limits PL= LL= PI= #4 77.4 #10 71.0 Coefficients # 30 64.1

Coefficients # 30 64.1 D90= 12.3140 D85= 9.5121 D60= 0.3681 #40 61.3 D50= 0.1245 D30= D15= #60 56.1 D10= C u= Cc= #100 51.3 Classification #200 47.1 USCS= AASHTO= Remarks * (no specification provided) Sample Number: TP-9 S-1 24-36" 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