Answer Happy

A consolidated undrained triaxial test on a specimen of
saturated clay was carried out under
an all-around pressure of400kPa. The following
results were recorded during the test.
CJ] - (J3 0 80 158 214 (kPa)
u (kPa) 0 29 77 118
279 319 188 233
(10 marks)
(2 marks)
a. b. c.
Draw the total and effective stress path.
Give the value of the pore water pressure
coefficient A at failure.
(3 marks) Deduce from the stress paths and pore
pressure coefficient A the type
of material that
Question B2 (15 marks) A consolidated undrained triaxial test on a specimen of saturated clay was carried out under an all-around pressure of 400kPa. The following results were recorded during the test. 80 158 214 279 319 01-03 (kPa) u (kPa) 0 29 77 118 188 233 a. Draw the total and effective stress path. (10 marks) b. Give the value of the pore water pressure coefficient A at failure. (3 marks) C. Deduce from the stress paths and pore pressure coefficient A the type of material that has been tested. (2 marks)