Semester -4 Subject -Basic Geotechnical Engineering

Comparison between Direct shear test and Triaxial Shear test ?

	
			SI.NO.
			Direct shear test 
			Triaxial shear test 
		
			 1.
			Direct shear test is the simplest and oldest test.
			Triaxial test is much more complicated. 
		
			 2.
			It is difficult to control the drainage condition. 
			Drainage condition during the test can be controlled. 
		
			 3. 
			Pore water pressure cannot be measured. 
			Pore water pressure can be measured. 
		
			 4.
			The shear failure is predetermined 
			shear failure is not predetermined 
		
			 5.
			Only total stresses are known. 
			Effective stress can also be determined. 
		
			 6. 
			Stress distribution on the failure plane is non-uniform 
			Stress distribution on the failure plane is uniform.

Share to whatsapp

SI.NO.	Direct shear test	Triaxial shear test
1.	Direct shear test is the simplest and oldest test.	Triaxial test is much more complicated.
2.	It is difficult to control the drainage condition.	Drainage condition during the test can be controlled.
3.	Pore water pressure cannot be measured.	Pore water pressure can be measured.
4.	The shear failure is predetermined	shear failure is not predetermined
5.	Only total stresses are known.	Effective stress can also be determined.
6.	Stress distribution on the failure plane is non-uniform	Stress distribution on the failure plane is uniform.

Comparison between Direct shear test and Triaxial Shear test ?

More Questions from Basic Geotechnical Engineering Module 5