This text investigates the methodologies and practical applications of true triaxial testing to determine the mechanical behavior of rock materials under complex stress conditions. The author, Marek Kwasniewski, synthesizes laboratory testing protocols with theoretical geomechanics to provide a framework for rock engineers and geologists. By analyzing the influence of intermediate and minimum principal stresses, the book establishes how these variables dictate deformation, fracturing, and seismic activity in geological structures.

Experts recognize this work as a specialized resource for professionals in rock mechanics and engineering geology. Readers frequently note the technical density of the prose, which serves as a foundational reference for those conducting advanced material testing.