A paper by Paul Axtell and others on shear strength of cement-bentonite grout mixes has been added to our Publications Page.

Axtell, P.J., Stark, T.D., and Dillon, J.C. (2010). “Peak and Post-Peak Shear Strength of Cement-Bentonite”, DFI Journal Volume 4, No. 1, August 2010, Deep Foundations Institute, pp59-65.