Which of the following limitation of Bligh’s theory forms the basis of Lane’s creep theory?
(a) No distinction between the vertical and horizontal creep
(b) No distinction between effectiveness of outer and inner faces of sheet pile
(c) Significance of exit gradient is not considered
(d) Bligh’s theory holds good when the length of the horizontal floor is greater than or equal to twice the depth of the deepest pile
I had been asked this question in an interview for job.
My question is based upon Seepage Theories in section Seepage Theories and Weirs and Barrages Design of Irrigation Engineering