**Q:** Classify the following soils by the AASHTO soil classification system. Give

Classify the following soils by the AASHTO soil classification system. Give the group index for each soil.

See Answer**Q:** Liquidity index, LI, defined by Eq. (4.

Liquidity index, LI, defined by Eq. (4.15), can indicate probable engineering behavior depending on the natural or current state of moisture content. For example, the material behavior can vary from a...

See Answer**Q:** Refer to the same soil in Problem 4.7. A

Refer to the same soil in Problem 4.7. A single test was conducted with the fall cone device, and the following results were obtained: d =17 mm and w = 28.5%. Using Eqs. (4.5), (4.6), and (4.7), estim...

See Answer**Q:** The following results were obtained for a liquid limit test using a

The following results were obtained for a liquid limit test using a fall cone device. Estimate the liquid limit of the soil and the flow index.

See Answer**Q:** Using the results of Problem 4.3 and Eq. (

Using the results of Problem 4.3 and Eq. (4.14), estimate the shrinkage limit of the soil.

See Answer**Q:** The following are the results of a sieve and hydrometer analysis

The following are the results of a sieve and hydrometer analysis Draw the grain-size distribution curve. Determine the percentages of gravel, sand, silt, and clay according to the MIT system. Rep...

See Answer**Q:** Using the results of Example 4.1 and Eq. (

Using the results of Example 4.1 and Eq. (4.14), estimate the shrinkage limit of the soil. Assume PL = 12.2.

See Answer**Q:** Refer to Problem 4.3. Determine the liquidity index of

Refer to Problem 4.3. Determine the liquidity index of the soil when the in situ moisture content is 26%.

See Answer**Q:** Results from liquid and plastic limit tests conducted on a soil are

Results from liquid and plastic limit tests conducted on a soil are given here. Liquid limit tests: Plastic limit tests: PL = 18.7% Draw the flow curve and obtain the liquid limit. What is the plas...

See Answer**Q:** Determine the liquidity index of the soil in Problem 4.1

Determine the liquidity index of the soil in Problem 4.1, if

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