* The following plot represents the grain size distribution curves for soils 1. 2 and 3. You arerequested to:(a) Compute the percentage of gravel, sand, silt, and elay for goll 2 and 3 only(b) Classify poll 3 onty according to USCS.(1)U.S Standard sieve size3 in.100No. 4 No 1O No. 40No. 200908070605040302010100101.00.10.010.001Percent finer by weight (or mass)

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* The following plot represents the grain size distribution curves for soils 1. 2 and 3. You are requested to: (a) Compute the percentage of gravel, sand, silt, and clay for soll 2 and 3 only. (b) Classify poll J only according to USCS. (1) US Standard sieve size 3 in. 100 No 4 No 10 No. 40 No. 200 90 80 70 60 50 40 30 20 10 100 10 1.0 0.1 0.01 0.001 Percent finer by weight (or mass)

* The following plot represents the grain size distribution curves for soils 1. 2 and 3. You are requested to: (a) Compute the percentage of gravel, sand, silt, and clay for soll 2 and 3 only. (b) Classify poll J only according to USCS. (1) US Standard sieve size 3 in. 100 No 4 No 10 No. 40 No. 200 90 80 70 60 50 40 30 20 10 100 10 1.0 0.1 0.01 0.001 Percent finer by weight (or mass)

Principles of Geotechnical Engineering (MindTap Course List)

9th Edition

ISBN:9781305970939

Author:Braja M. Das, Khaled Sobhan

Publisher:Braja M. Das, Khaled Sobhan

Chapter2: Origin Of Soil And Grain Size

Section: Chapter Questions

Problem 2.10P: Repeat Problem 2.8 using the following data. 2.8 The following are the results of a sieve and...

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Do the following: a) Calculate the percent retained and percent passing each sieve, and graph the results on a semi-log graph (you may use the attached chart, or graph in Excel and include with your submission). Then, characterize the gradation of the material. b) Calculate the values of D10, D30, D60, Cu, and Cc c) If the LL is 48 and the PL is 26, determine the USCS classification of the soil, and state its suitability for the purpose stated in the scenario.
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Repeat Problem 2.4 with the following data. 2.4 The following are the results of a sieve analysis. a. Determine the percent finer than each sieve and plot a grain-size distribution curve. b. Determine D10, D30, and D60 for each soil. c. Calculate the uniformity coefficient Cu. d. Calculate the coefficient of gradation Cc.
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Q1. Answer the followinga) Convert 1700LCM of common earth to a volume in compacted measure (CCM). b) Calculate the volume of sand and gravel (in LCM) needed to fill a ditch that is 2km x 3m x 1.5m. The sand and gravel will be compacted.
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