Uplift Behavior of Belled Short Piles in Weathered Sandstone

Table 1

Summary of properties of soil/sandstone and piles.

Names	/kN/m^3	c/kPa	φ/°	/MPa	ν	fr/MPa
Silty clay	19.5	30	25	-	0.33	-
Strong weathered sandstone	24	400	32.8	80	0.25	5.0
Medium Weathered sandstone	25	1000	40.6	300	0.22	22.4
Piles	25	-	-	37000	0.2	-

γ is the unit weight, c is the cohesion, φ is the internal friction angle, is the elastic modulus, ν is the Poisson ratio, and is the uniaxial compressive strength.