Download Slope stability analysis of tailings dam embankments

Survey
yes no Was this document useful for you?
   Thank you for your participation!

* Your assessment is very important for improving the work of artificial intelligence, which forms the content of this project

Document related concepts
no text concepts found
Transcript
LIST OF SYMBOLS
α
angle (°)
𝛽
reliability index
𝛾
bulk unit weight (kN/m3)
unit weight of water (kN/m3)
𝛽
slope angle (°)
𝛾𝑑
dry unit weight (kN/m3)
𝛾𝑤
𝜎
standard deviation
σ
total stress (kPa)
σ′
effective stress (kPa)
ε
level of confidence
θ
interslice force inclination angle (°)
λ
scaling factor
μ
mean
τ
shear stress (kPa)
τf
shear stress (kPa)
τmob
mobilised shear stress (kPa)
ϕu
undrained angle of shearing
developed friction angle (°)
ϕ′
effective angle of shearing
effective cohesion (kPa)
cu
undrained cohesion (kPa)
normal standard deviate
E
interslice force
factor of safety from moment
FS
factor of safety
Fϕ′
factor of safety with respect to angle
h
depth of point in soil mass below
ground surface (m)
cu.mob mobilised undrained cohesion (kPa)
d
factor of safety from force
of friction
circle and centre of slice
c′
factor of safety with respect to
equilibrium
distance between centre of slip
slice width (m)
Fc′
Fm
mobilised angle of shearing
b
factor of safety
equilibrium
resistance (°)
b
F
Ff
resistance (°)
ϕmob
expected mean value
cohesion
resistance (°)
ϕd
E(x)
xiv
H
height of slope (m)
L
length of base of slice (m)
m
number of variables
m
stability coefficient
Md
driving moment
Mr
resisting moment
N
normal force of slice
N
number of trials
n
stability coefficient
𝑛𝑑
depth factor
No
stability number
Ns
stability number
r
radius of slip circle
𝑟𝑢
pore pressure ratio
u
pore water pressure (kPa)
W
self-weight of slice
X
interslice shear force
z
pore pressure depth