Homework 15 Distribution Date 10 30 2023 Due Date 11 02 2023

Last updated: 10/30/2023

Homework 15 Distribution Date 10 30 2023 Due Date 11 02 2023 1 An exploratory drill hole was made in a stiff saturated clay The sand underlying the clay was observed to be under artesian pressure Water in the drill hole rose to a height of 18 ft above the top of the sand layer If an open excavation is to be made in the clay how deep can the excavation proceed before the bottom heaves 25 ft 4 18 ft 16 ft Saturated clay Exploratory drill hole Sand G 2 7 Moisture content w 40 NOTE Show all the calculation steps