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 ω = 28.5%. Using Eqs. (4.5), (4.6), and (4.7), estimate the liquid limit by the one point method.

Eqs. (4.5)

Eqs (4.6)

Eqs (4.7)

Data From Problem 4.7

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.

LL = W 0.77 logd