Problem 2 (25 points) The sieve analysis of three soils and the liquid and plastic limits...
please do a and b neat and clear Problem 5 (3 points) The sieve analysis of two soils and the liquid and plastic limits of the fraction passing through the No. 40 sieve are given below. Classify the soils by the AASHTO classification system and give the group index for each soil. Soil 1 2 Liquid limit Sieve analysis-Percent finer No.10 No. 40 No. 200 85 55 45 94 80 63 28 40 Plasticity index 20 21 b. Determine the...
Problem 3 (30 points) Sieve analysis and plasticity data are obtained as follows. Percent passing No.4 sieve = Percent passing No.10 sieve = Percent passing No.40 sieve = Percent passing No.200 sieve = Liquid Limit Plasticity Index 82 71 64 41 31 12 (a) Classify the soil by the AASHTO classification system: (b) Classify the soil by the Unified Soil Classification System:
CIVL 311 Soil Mechanics Lab HWE2 Problem 2.1 The grain size distribution, liquid limit, and plastic limit for several soils are shown below. • Determine the USCS group symbol and group name for soils through G. • Determine the AASHTO group classification and group index for soils through G. (The #10 sleve has an opening size of 2mm.) • Rank the four soils through G in order of best to worst highway subgrade. Which of the following USCS soils would...
Classify soils given using Soil-a) the Unified Classification System and Soil-b) the AASHTO System. Give the group symbols (USCS) and group indices (AASHTO) and a short non- technical description of the soil. Sieve quantities all given in percent (%) finer.
Part a : answer is A-1-B Not sure part B ented for the given soil sample, determine the soil classification using Using the oillassification System (USCS) and the AASHTO Soil classification system. Give the group index if needed. Percent Passing 98 85 Sieve No. 19mm k in.) 12.5mm (1/2in.) No. 4 (4.75 mm) No. 10 (2.00 mm) No. 20 (0.850 mm) No. 40 (0.425 mm) No. 100(0.150 mm) No. 200 (0.075 mm) 80 60 45 30 20 10 / レ...
2-19 The results of a sieve analysis on a representative sample of sol are shown below: Sieve size Percent passing 19 mm (3/4 in.) 9.5 mm (3/8 in.) No. 4 No. 8 No. 16 No. 30 No. 50 No. 100 No. 200 98 92 80 50 28 15 6 For the given soil: (a) Plot the grain size distribution curve. (b) Find the effective particle size (D1o) and the uniformity coefficient (Cu). (c) Classify the soil by the Unified Classification...
The following table shows the lab results of a grain size analysis and Atterberg limits for an inorganic soil sample (initial total mass=1029) Assume you measured a liquid limit of 40% and plastic limit of 30% for the sample. Sieve Size/No. Equivalent Sieve Size (mm) Mass Retaining(s) Mass Passing (9) Percent Passing 3" 75 11 50 0 3 19 4.75 20 2 20 15 10 No. 60 5 4 4 4 0.003 2 2 2" 3/4" No. 4 No. 10...
Problem 3 - Soil Classification (15 pts) For the following soils, classify each using the USCS classification. Plasticity %passing #4 sieve %passing #200 sieve Group Symbol 100 95 Soil clay silt sand gravel Sample A 12 83 5 0 B 4 25 665 C 4 25 71 D5 59 360 E 18 49 303 95 29 Liquid Limit 66. 3 31.4 36 60. 9 49 19.9 6 7.6 23 100 29 1 100 97 64 67 |
Problem 0 Classify the following soil according to USCS soil classification system Sieve Analysis, % Finer No. 200 80 75 41 Consistency data PL 28 29 Soil No. 4 91 95 82 60 41 24
70 Q4. The results of the particle-size analysis of a soil are as follows: Sieve no Soil A Soil B No. 10 % finer 100 No. 40 % finer 100 40 No. 200 % finer 88 20 LL (%) 26 18 PI (%) 8 NP Classify the soil by the AASHTO system.