Slope Stability and Slope Formation in the Flysch Zone of the Vienna Forest (Austria)
Table 3
Soil mechanical characteristics and shear strength values of the mantle rocks and loam beds of landslide areas in the Vienna Forest Flysch zone, based on laboratory analyses, as well as in situ measurements.
Soil type
Short symbol after DIN 18196
Consistence, compactness after DIN 18121, 18122
Specific weight
Friction angle (°)
Cohesion
Shear strength
low plastic silt of loess deposits, Ld 3 moderate compact
UL
supple
20,0
27,5
0
50–85
Solid
21,0
5
moderate plastic clays and marls of periglacial cover beds, Ld 5 compact
TM
Supple
19,0
22,5
0
85–190
Solid
20,5
10
sand-silt aggregate of decomposed (calcareous) sandstones, earth-moist
SU
moderate compact
20,0
32,5
—
11–15
Compact
22,0
35,0
—
20–45
moderate plastic marls of Flysch bedrock interbedding, Ld 5 compact