Results of Analyses

Results of Numerical Analyses of Lateral Flow Test by Modelling the Crack Network as Head Boundary Conditions

Crack network model using finite element

Crack network model using finite element, Krisnanto et al 2014

 

 

Plan view of the finite element mesh of large-scale lateral flow test

Plan view of the finite element mesh of large-scale lateral flow test, Krisnanto et al 2014

 

 

3D view of finite element model of large-scale lateral flow test 

3D view of finite element model of large-scale lateral flow test, Krisnanto et al 2014

 

 
 
Variation in water content and matric suction of cracked soil: (b) 3D view of variation in matric suction 

Variation in water content and matric suction of cracked soil: (a) 3D view of variation in water content, Krisnanto et al 2014

 

Variation in water content and matric suction of cracked soil: (b) 3D view of variation in matric suction 

Variation in water content and matric suction of cracked soil: (b) 3D view of variation in matric suction, Krisnanto et al 2014

 

 

Pore-water Pressures Contours within Residual Soil Slope from Bukit Timah Granite at Thomson Road
 

Contours of pore-water pressures (kPa) before rainfall

Contours of pore-water pressures (kPa) before rainfall, Rahardjo et al 2011

 

Contours of pore-water pressures (kPa) at the end of rainfall (22 mm/h of rainfall for 24 hours)

Contours of pore-water pressures (kPa) at the end of rainfall (22 mm/h of rainfall for 24 hours), Rahardjo et al 2011

 

Pore-water pressure profiles during and after rainfall (22 mm/h of rainfall for 24 hours)

Pore-water pressure profiles during and after rainfall (22 mm/h of rainfall for 24 hours), Rahardjo et al 2011

 

Pore-water pressure profiles during and after rainfall (22 mm/h of rainfall for 24 hours)

Pore-water pressure profiles during and after rainfall (22 mm/h of rainfall for 24 hours), Rahardjo et al 2011

 

Pore-water Pressures Contours within Residual Soil Slope from Sedimentary Jurong Formation at NTU

Contours of pore-water pressures (kPa) before rainfall

Pore-water pressures contours within residual soil slope from Sedimentary Jurong Formation at NTU : contours of pore-water pressures (kPa) before rainfall, Rahardjo et al 2011

 

 

Contours of pore-water pressures (kPa) during rainfall between 21 & 26 Feb 1995) (t = 120 hrs)

Pore-water pressures contours within residual soil slope from Sedimentary Jurong Formation at NTU : contours of pore-water pressures (kPa) during rainfall between 21 & 26 Feb 1995) (t = 120 hrs), Rahardjo et al 2011

 

Stability Analyses of Residual Soil Slopes from Sedimentary Jurong Formation at Jalan Kukoh

Unsaturated shear strength of residual soils at Jalan KukohUnsaturated shear strength of residual soils at Jalan Kukoh, Rahardjo et al 2011

 

Factor of safety variation for residual soil slope at Jalan Kukoh under 22 mm/h of rainfall

Factor of safety variation for residual soil slope at Jalan Kukoh under 22 mm/h of rainfall, Rahardjo et al 2011

 

 

Stability Analyses of Residual Soil Slopes from Bukit Timah Granite at Thomson Road

Unsaturated shear strength of residual soils at Thomson Road

Unsaturated shear strength of residual soils at Thomson Road, Rahardjo et al 2011

 

 

Soil profile for residual soil slope at Thomson Road

Soil profile for residual soil slope at Thomson Road, Rahardjo et al 2011

Factor of safety variation for residual soil slope at Thomson Road under 22 mm/h of rainfall

Factor of safety variation for residual soil slope at Thomson Road under 22 mm/h of rainfall, Rahardjo et al 2011

Critical slip surface for residual soil slope at Thomson Road at the end of rainfall

Critical slip surface for residual soil slope at Thomson Road at the end of rainfall, Rahardjo et al 2011

 

Soil profile for residual soil slope at NTU

Soil profile for residual soil slope at NTU, Rahardjo et al 2011

 

 

Factor of safety variation for residual soil slope at NTU during rainfall between 21 & 26 Feb 1995

Factor of safety variation for residual soil slope at NTU during rainfall between 21 & 26 Feb 1995, Rahardjo et al 2011

 

 

Critical slip surface for residual soil slope at NTU at the end of rainfall

Critical slip surface for residual soil slope at NTU at the end of rainfall, Rahardjo et al 2011

 

 

References

  1. Krisnanto, S., Rahardjo, H., Fredlund, D. G. and Leong, E. C. (2014). “Mapping of cracked soils and lateral water flow characteristics through a network of cracks.” Engineering Geology, February, 172, 12-25. doi | handle
  2. Rahardjo, H., Santoso, V. A., Leong, E. C., Ng, Y. S., Tam, C. P. H. (2011). “Instrumentation and real-time monitoring in residual soil slopes.” Proceeding of Environmental Geosciences and Engineering Survey for Territory Protection and Population Safety International Conference (EngeoPro 2011), Moscow, Russia, 6-8 September, 357-362.