J_2024 05 09_West Orange Stormwater Management Plan

#200 #140 #100 #60 #40 #30 #20 #10 #4 3/8 in. ½ in. ¾ in. 1 in. 1½ in. 2 in. 3 in. 6 in. Gradation Curve(s) 100 90 80 PERCENT FINER 70 60 50 40 30 20 10 0 100 10 1 0.1 0.01 0.001 GRAIN SIZE - mm. % Cobbles 0.0 0.0 0.0 0.0 % Gravel Coarse Fine Coarse 2.0 1.5 5.8 0.3 % Sand Medium 13.7 3.9 14.8 7.1 % Fines Fine 32.3 22.8 29.9 24.6 Silt Clay 0.0 0.0 0.0 0.0 3.2 8.6 13.7 2.9 48.8 63.2 35.8 65.1 SOURCE SAMPLE NO. DEPTH (ft.) Material Description USCS SBH-4 S1 2 Fine to medium Sand, and Silt, trace fine Gravel (MC=11.3%) Fill SBH-4 S5A 8-10 Silty Clay, some f to m Sand, trace f Gravel (MC=21.5%) CL SBH-5 S3 4-6 Fine to coarse Sand, and Silt, little fine Gravel (MC=10.8%) Fill SBH-5 S5 8-10 Clayey Silt, some f to m Sand, trace f Gravel (MC=15.4%) ML SOIL DATA SYMBOL Melick-Tully & Associates a Division of GZA GeoEnvironmental, Inc. South Bound Brook, NJ Client: PSE&G Project: West Orange Switching Station Lifecycle Projet - West Orange, NJ Project No.: 26.0092704.00 Plate 8B