Traffic and Highway Engineering
5th Edition
ISBN: 9781305156241
Author: Garber, Nicholas J.
Publisher: Cengage Learning
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Question
Chapter 17, Problem 11P
To determine
The soil classification using AASHTO method and group index of the soil.
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A soil sample has 98% passing the No. 4 sieve and 74% passing the No. 200 sleve. The LL for the soils 58% and the PI is 30%. Classify the soil according to the USCS.
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Sir plz help me
Problem 1
The following grain size distribution test results were obtained from sieve analysis test.
Percent Passing
U.S. Sieve Number
4
100
10
90
20
64
40
38
08
200
18
13
Also, the Atterberg test results revealed the following results
LL = 23 and PL = 19
Classify the soil by using
a) AASHTO soil classification system
b) USCS soil classification system
Give group names and group symbols. Show the GSDC and sketch of finding necessary information from GSDC.
Problem 2
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- Solutions plzarrow_forwardThe result of sieve analysis of three soils is given next. It is required to classify these soils according to the AASHTO Classification System. Use the attached AASHTO Classification of Highway Subgrade Materials Table. (a) Classification of Soil A. (b) Classification of Soil B. (c) Classification of Soil C. Sieve Analysis Results for Situation 9 Sieve Analysis Sieve Diameter, Percent Passing Number mm. 4.76 90 100 100 8. 2.38 84 90 100 10 2. 72 77 98 20 0.84 66 59 91 40 0.42 58 50 85 60 0.25 50 42 79 100 0.149 44 36 70 200 0.074 38 33 LL 42 46 47 PL 23 29 24 63arrow_forwardSir solve itarrow_forward
- ¿???arrow_forwardSITUATION 9 The result of sieve analysis of three soils is given next. It is required to classify these soils according to the AASHTO Classification System. Use the attached AASHTO Classification of Highway Subgrade Materials Table. (a) Classification of Soil A. (b) Classification of Soil B. (c) Classification of Soil C. Sieve Analysis Results for Situation 9 Sieve Analysis Sieve Diameter, Percent Passing Number mm. 4.76 90 100 100 8. 2.38 84 90 100 10 2. 72 77 98 20 0.84 66 59 91 40 0.42 58 50 85 60 0.25 50 42 79 100 0.149 44 36 70 200 0.074 38 33 LL 42 46 47 PL 23 29 24 63arrow_forwardQuestion 3 The sieve analysis of soil and the liquid and plastic limits of the fraction passing through the No. 40 sieve are given below. Classify the soils using the AASHTO classification system and give the group indexes. % Passing No. 10: 48 % Passing No. 40: 28 % Passing No. 200: 6 LL = - %3D PL = NP Group classification: Blank 1 Group index: Blank 2arrow_forward
- answer quicklyarrow_forwardHow field identification of clayey soil can be done from silty soil using simpler field tests. Find the group index value according AASTHO soil classification system by using following data. % passing 75 micron sieve = 58%, Liquid limit = 50% Plastic Limit = 35 %arrow_forwardClassify the soil sample using USDA Textural Classification System if the sample has the following particle size distribution. Gravel = 18 % Silt = 11 % Sand = 66 % Clay = 5 % O Loamy Sand O sity Loam O Sandy Loam O sity Clayarrow_forward
- Classify the given soil to be used as highway subgrade material using the AASHTO Method by using the attached table for its classification. Sieve analysis % finer No. 10 Sieve = 47% %3D No. 40 Sieve = 28% No. 200 Sieve = 9% Plasticity for the minus NO.40 fraction LL = 0 PI = 2%arrow_forwardBased on the soil classification test, particle passing on sieve No. 200 is 89%, Liquid Limit is 70% and Plasticity Index is 45%. Classify the soil based on AASHTO (e.g: A-5). Show how the sample been classify. * Your answerarrow_forwardDo fast please ?arrow_forward
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