How does the grass affect the shear strength of a soil slope ?<br>
In shear and stress graph, is the use of grass increase the phi' angle (friction angle), or add a cohesion (c') value ?<br>
I saw somewhere about the effect of about 5 psi.... is it correct ?<br>
Thanks for your comment<br>
<br>
In shear and stress graph, is the use of grass increase the phi' angle (friction angle), or add a cohesion (c') value ?<br>
I saw somewhere about the effect of about 5 psi.... is it correct ?<br>
Thanks for your comment<br>
<br>