When Drainage Is Permitted Throughout the Triaxial Test?

2. In 'Drained Triaxial Shear Test', drainage is permitted under a specified all-round pressure until consolidation is complete. The principal stress difference is then applied with no drainage being permitted.

When the drainage is permitted throughout the triaxial test the test is known as?

Consolidated Drained (CD) Test: In this test expulsion of pore water is permitted in both the stages.

What are the three standard triaxial shear test with respect to drainage conditions?

Unconsolidated Undrained Test (UU) Consolidated Undrained Test (CU) Consolidated Drained Test (CD)

Maya Lin-Takahashi

Maya Lin-Takahashi

Consumer Tech & Gadget Reviewer

Maya is a hardware enthusiast who tests and reviews smart home devices, smartphones, wearables, and audio gear. She focuses on practical consumer value and build quality.