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Construction Technical Services, Inc. <br />3217 West Hampden Avenue <br />Englewood, Colorado 80110 <br />Phone: (303) 783-9965 <br />Fax: (303) 783-9964 <br />GRADATION -SOIL & AGGREGATE <br />Project Number: HA Ot-012 (27630-002) Date: 30-Oc[-Ol <br />Project Name: Misc Lab (25th Avenue Slurry Wall Project) Technicain: MCH <br />Lab ID Number: 902 Reviewer: <br />Sample Location: HA-23, 510, Clay Lens <br />Description: Yellowish Brown, Very Moist, Slightly Sandy Clay <br />AASHTO Classification: A-7-6 Group Index: 38 <br />Sieve Analysis (AS TM C 136 & AASHTO T 27) -#200 Wash (D 1140, C 1 17 & T 11) <br />sieve size accum. mass, g % retained % passing Spec's dish ID cana <br />3" dish mass, g 1595 <br />2" wet soil bef. wash + dish, g 420.7 <br />I" dry soil bef. wash + dish, g 357.5 <br />3/4" dry soil aft, wash + dish, g 181.7 <br />1/2" -#200, % 88.8° <br />3/8" Moisture Content <br />#4 dish ]D cana <br />#8 mass. of dish, g 159.5 <br /># 10 wet soil + dish, g 420.7 <br />#16 dry soil + dish, g 357.5 <br />#30 Moisture Content (%) 31.9% <br />#ao Atterberg Limits (D 4318 & T 89/T90 <br />#50 Liquid Limit (LL) 59 <br />#100 Plastic Limit (PL) l9 <br />#200 22.2 11.2 88.8 Plasticity Index (Pn 40 <br />Total 198.0 grams <br /> <br />Pan LL I <br />Specification: <br />PI <br />Split Gradation Sample Mass Remarks: <br /> wet dry <br />Total Mass, g <br />+#4 Mass, g <br />-#4 Mass, g <br /> <br />In-Situ Unit Mass <br />diameter, in. height (in.) sample mass, g <br />diameter, in. height (inJ sample moisture content, % 31.9% <br />diameter, in. height (in.} dry sample mass, g <br />diameter, in. height (in.) wet unit mass (pct) <br />avg. diameter avg, height in-situ dry unit mass (pct) <br />' Rev. 2, 10AO/01 CONSTRUCTION TECHNICAL SERVICES, INC. Gradation <br />