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Publications

Categories: Invited Book Chapters and Professional Magazine Articles | Journal Articles | Geotechnical Special Publications | Peer-Reviewed International Conference Proceedings | Peer-Reviewed National/Regional Conference Proceedings | Curriculum ModulesDissertation, Thesis and Reports

Invited Book Chapters and Professional Magazine Articles

  1. Tiwari, B. and Ajmera, B. (2018). “Soil Laboratory Tests,” Encyclopedia of Engineering Geology, 1-20, DOI: 10.1007/978-3-319-12127-7_304-1.
  2. Ajmera, B. and Tiwari, B. (2018) “TXT-tool 3.001-1.4 Using Excel Tools for Slope Stability Analysis,” Landslide Dynamics – ISDR-ICL Landslide Interactive Teaching Tools, 413-420, DOI: 10.1007/978-3-319-57777-7_23.
  3. Tiwari, B. and Ajmera, B. (2018) “TXT-tool 3.001-1.3 Laboratory Measurement of Fully Softened Shear Strength and Its Application for Landslide Analysis,” Landslide Dynamics – ISDR-ICL Landslide Interactive Teaching Tools, 393-402, DOI: 10.1007/978-3-319-57777-7_21.
  4. Ajmera, B. and Tiwari, B. (2018) “TXT-tool 3.001-1.2 Physical Modelling of Earthquake-Induced Landslides,” Landslide Dynamics – ISDR – ICL Landslide Interactive Teaching Tools, 287-295, DOI: 10.1007/978-3-319-57777-7_15.
  5. Tiwari, B. and Ajmera, B. (2018) “TXT-tool 3.001-1.1 Physical Modelling of Rain-Induced Landslides,” Landslide Dynamics – ISDR-ICL Landslide Interactive Teaching Tools, 277-285, DOI: 10.1007/978-3-319-57777-7_14.

Journal Articles

  1. Bai, X., Yang, M., and Ajmera, B. (2020). “An Advanced Edge-Detection Method for Noncontact Structural Displacement Monitoring,” Sensors, 20 (4941), 1-16, DOI: 10.3390/s20174941.
  2. Ajmera, B., Brandon, T., and Tiwari, B. (2019). “Characterization of the Reduction in Undrained Shear Strength in Fine-Grained Soils due to Cyclic Loading,” Journal of Geotechnical and Geoenvironmental Engineering, 145 (5), 04019017 1-10, DOI: 10.1061/(ASCE)GT.1943-5606.0002041. (Awarded 2020 ASCE Collingwood Prize; Awarded 2020 Thomas A. Middlebrooks Award)
  3. Tiwari, B., Ajmera, B., Maw, R., Cole, R., Villegas, D., and Palmerson, P. (2018) “Closure to “Mechanical Properties of Lightweight Cellular Concrete for Geotechnical Applications” by Binod Tiwari, Beena Ajmera, Ryan Maw, Ryan Cole, Diego Villegas, and Peter Palmerson,” Journal of Materials in Civil Engineering, 30(9), 07018004 1-2, DOI: 10.1061/(ASCE)MT.1943-5533.0001885.
  4. Tiwari, B., Pradel, D., Ajmera, B., Yamashiro, B., and Diwakar, K. (2018) “Landslide Movement at Lokanthali during the 2015 Earthquake in Gorkha, Nepal,” Journal of Geotechnical and Geoenvironmental Engineering, 144(3), 05018001 1-12, DOI: 10.1061/(ASCE)GT.1943-5606.0001842. (Highlighted as Most Read Article)
  5. Tiwari, B., Ajmera, B., and Villegas, D. (2018) “Dynamic Properties of Lightweight Cellular Concrete for Geotechnical Applications,” Journal of Materials in Civil Engineering, 30 (2), 04017271 1-10, DOI: 10.1061/(ASCE)MT.1943-5533.0002155. (Highlighted as Most Read Article)
  6. Ajmera, B., Brandon, T., and Tiwari, B. (2017) “Influence of Index Properties on Shape of Cyclic Strength Curve for Clay-Silt Mixtures,” Soil Dynamics and Earthquake Engineering, 102, 46-55, DOI: 10.1016/j.soildyn.2017.08.022.
  7. Ajmera, B., Tiwari, B., Koriala, J., and Obaid, Z. T. A. (2017) “Compaction Characteristics, Unconfined Compressive Strengths, and Coefficients of Permeability of Fine-Grained Soils Mixed with Crumb Rubber,” Journal of Materials in Civil Engineering, 29 (9), 04017148 1-10, DOI: 10.1061/(ASCE)MT.1943-5533.0001989.
  8. Tiwari, B., Ajmera, B., Maw, R., Cole, R., Villegas, D., and Palmerson, P. (2017) “Mechanical Properties of Lightweight Cellular Concrete for Geotechnical Applications,” Journal of Materials in Civil Engineering, 29 (7), 06017007 1-7, DOI: 10.1061/(ASCE)MT.1943-5533.0001885. (Highlighted as Most Read Article)
  9. Tiwari, B., Ajmera, B., and Dhital, S. (2017) “Characteristics of Moderate-to Large-Scale Landslides Triggered by the Mw 7.8 Gorkha Earthquake and Its Aftershocks,” Landslides, 14 (4), 1297-1318, DOI: 10.1007/s10346-016-0789-0.
  10. Xue, K., Ajmera, B., Tiwari, B., and Hu, Y. (2016) “Effect of Long Duration Rainstorm on Stability of Red-Clay Slopes,” Geoenvironmental Disasters, 3(12), DOI: 10.1186/s40677-016-0046-9.
  11. Tiwari, B. and Ajmera, B. (2015) “Reduction in Fully Softened Shear Strength of Natural Clays with NaCl Leaching and Its Effect on Slope Stability,” Journal of Geotechnical and Geoenvironmental Engineering, 141 (1), 04014086 1 -10, DOI: 10.1061/(ASCE)GT.1943-5606.0001197.
  12. Tiwari, B. and Ajmera, B. (2014) “Effects of Saline Fluid on Compressibility of Clay Minerals”, Environmental Geotechnics, 1 (EG2), 108-120, DOI: 10.1680/envgeo.13.00053.
  13. Tiwari, B. and Ajmera, B. (2011) “New Correlation Equations for Compression Index of Remolded Clays,” Journal of Geotechnical and Geoenvironmental Engineering, 138 (6), 757-763, DOI: 10.1061/(ASCE)GT.1943-5606.0000639.
  14. Tiwari, B. and Ajmera, B. (2011) “Consolidation and Swelling Behavior of Major Clay Minerals and Their Mixtures,” Applied Clay Science, El Servier 54 (3-4), 264-273, DOI: 10.1016/j.clay.2011.10.001.
  15. Tiwari, B. and Ajmera, B. (2011) “A New Correlation Relating the Shear Strength of Reconstituted Soil to the Proportions of Clay Minerals and Plasticity Characteristics,” Applied Clay Science, El Servier 53 (1), 48-57, DOI: 10.1016/j.clay.2011.04.021.

Peer-Reviewed Geotechnical Special Publications

  1. Tiwari, B., Ajmera, B., Al-Behadili, M., Mohammed, M. “True and Base Friction Angles of Clays,” Proceedings of GeoCongress 2022 Geotechnical Special Publication (Accepted – In Press).
  2. Ajmera, B., Upadhaya, K. R., and Daigh, A. L. M. (2021). “Slope Failures in North Dakota: Influence of Geology, Topography and Salt Concentration in Pore Fluid,” Proceedings of the International Conference and Equipment Expo 2021 Geotechnical Special Publication 325, 197-205, DOI: 10.1061/9780784483428.021.
  3. Ajmera, B., Tiwari, B., and Phan, Q. – H. (2020). “Small Strain Dynamic Properties of Silt-Clay Mixtures,” Proceedings of GeoCongress 2020 Geotechnical Special Publication 318, 190-197, DOI: 10.1061/9780784482810.021.
  4. Tiwari, B., Ajmera, B., Gonzalez, A. and Sonbol, H. (2020). “Impact of Wildfire on Triggering Mudslides – A Case Study of 2018 Montecito Debris Flows,” Proceedings of GeoCongress 2020 Geotechnical Special Publication 316, 40-49, DOI: 10.1061/9780784482797.005.
  5. Tiwari, B., Padgett, J., Ajmera, B., and Bieda, A. (2020). “Effect of Mineralogical Composition and Pore Water Chemistry on Shearing Rate Dependent Residual Shear Strength of Soil,” Proceedings of GeoCongress 2020 Geotechnical Special Publication 317, 332-340, DOI: 10.1061/9780784482803.036.
  6. Bennett, V. G., Mbah, I., Hartveld, C., Tiwari, B., Ajmera, B., McMartin, F., Abdoun, T., El Shamy, U. (2019). “Off-Site Implementation of GeoExplorer – A Game-Based Module for Geotechnical Engineering Education,” Proceedings of GeoCongress 2019 Geotechnical Special Publication 314, 99-106, DOI: 10.1061/9780784482162.009.
  7. Tiwari, B., Ajmera, B., and Timbadia, V. (2019). “Case Study – Settlement of a Hydropower Dam Structure during the 2015 Gorkha Earthquake,” Proceedings of GeoCongress 2019 Geotechnical Special Publication 305, 258-266, DOI: 10.1061/9780784482070.025.
  8. Tiwari, B., Ajmera, B., Khalid, M., Donyanavard, S., and Chavez, R. (2018). “Influence of Slope Density on the Stability and Deformation of Clayey Slopes,” Proceedings of the International Foundations Conference and Equipment Expo 2018 Geotechnical Special Publication 297, 293-301, DOI: 10.1061/9780784481608.028.
  9. Tiwari, B., Ajmera, B., and Villegas, D. (2018). “Cyclically Induced Deformations in Lightweight Cellular Concrete Backfilled Retaining Structures,” Proceedings of the International Foundations Conference and Equipment Expo 2018 Geotechnical Special Publication 297, 130-138, DOI: 10.1061/9780784481608.013.
  10. Tiwari, B., Ajmera, B., Yamashiro, B., and Phan, Q.-H. (2018). “Effect of Overburden Pressure, Mineralogical Composition, and Plasticity on Post-Cyclic Shear Strength Degradation,” Proceedings of the International Foundations Conference and Equipment Expo 2018 Geotechnical Special Publication 295, 266-275, DOI: 10.1061/9780784481585.027.
  11. Ajmera, B., Tiwari, B., and Al-Behadili, M. (2018). “Effect of Normalization on Developing SHANSEP Based Undrained Shear Strengths of Fine-Grained Soils,” Proceedings of the International Foundations Conference and Equipment Expo 2018 Geotechnical Special Publication 295, 229-236, DOI: 10.1061/9780784481585.023.
  12. Ajmera, B., Tiwari, B., and Ostrova, F. (2018). “Influence of Salinity of Pore Fluid on the Undrained Shear Strength of Clays,” Proceedings of the International Foundations Conference and Equipment Expo 2018 Geotechnical Special Publication 295, 94-102, DOI: 10.1061/9780784481585.010.
  13. Ajmera, B., Tiwari, B., and Nassruldin, L. T.  (2018). “Effect of Plasticity and Effective Normal Stress on Coefficient of Consolidation and Hydraulic Conductivity of Fine-Grained Soils with Different Pore Fluid Chemistries,” Proceedings of the International Foundations Conference and Equipment Expo 2018 Geotechnical Special Publication 295, 84-93, DOI: 10.1061/9780784481585.009.
  14. Tiwari, B., Pradel, D., and Ajmera, B. (2018). “Equations to Calculate the Undrained Shear Strength of Lacustrine Soil Deposit with Swedish Cone Equipment,” Proceedings of the International Foundations Conference and Equipment Expo 2018 Geotechnical Special Publication 295, 32-42, DOI: 10.1061/9780784481585.004.
  15. Khanal, P., Tiwari, B., Ajmera, B., Mann, M., and Al Quraishi, M. (2017).  “Parametric Study on the Effectiveness of Deep-Soil Mixed Soil-Reinforcement Panels on Seismic De-Amplification at Soft Clay Sites,” Proceedings of Geotechnical Frontiers 2017 Geotechnical Special Publication 281, 27-36, DOI: 10.1061/9780784480489.004.
  16. Ajmera, B., Tiwari, B., and Pandey, P. (2017). “Use of Pore Pressure Response to Determine Shear Strength Degradation from Cyclic Loading,” Proceedings of Geotechnical Frontiers 2017 Geotechnical Special Publication 281, 19-26, DOI: 10.1061/9780784480489.003.
  17. Ajmera, B., and Tiwari, B. (2017). “Damping and Shear Moduli of Laboratory Prepared Mineral Mixtures,” Proceedings of Geotechnical Frontiers 2017 Geotechnical Special Publication 281, 10-18, DOI: 10.1061/9780784480489.002.
  18. Tiwari, B., Ajmera, B., and Villegas, D. (2017). “Dynamic Characteristics of Lightweight Cellular Concrete,” Proceedings of Geotechnical Frontiers 2017 Geotechnical Special Publication 280, 827-833, DOI: 10.1061/9780784480472.088.
  19. Tiwari, B., Ajmera, B., and Dhital, S. (2017). “Geological, Topographical and Seismological Control on the Co-Seismic Landslides Triggered by the 2015 Gorkha Earthquake,” Proceedings of Geotechnical Frontiers 2017 Geotechnical Special Publication 278, 234-243, DOI: 10.1061/9780784480458.023.
  20. Tiwari, B., Ajmera, B., Moubayed, S., Lemmon, A., Styler, K., and Guerrero Martinez, J. (2014) “Improving Geotechnical Behavior of Clayey Soils with Shredded Rubber Tires,” Geotechnical Special Publication 234, 3734-3743, DOI: 10.1061/9780784413272.362.
  21. Ajmera, B. and Tiwari, B. (2012) “Consolidation Characteristics of Soft Clays with Saline Water as a Pore Fluid,” Geotechnical Special Publication 225, 1223-1232, DOI: 10.1061/9780784412121.126.
  22. Ajmera, B., Tiwari, B., and Shrestha, D. (2012) “Effect of Mineral Composition and Shearing Rates on the Undrained Shear Strength of Expansive Clays,” Geotechnical Special Publication 225, 1185-1194, DOI: 10.1061/9780784412121.122.
  23. Tiwari, B., Ajmera, B., Moubayed, S., Lemmon, A., and Styler, K. (2012) “Soil Modification with Shredded Rubber Tires,” Geotechnical Special Publication 225, 3701-3708, DOI: 10.1061/9780784412121.379.
  24. Tiwari, B. and Ajmera, B. (2011) “Consolidation and Permeability of Clay Minerals-Expansive to Non-expansive,” Geotechnical Special Publication 211, 2414-2423, DOI: 10.1061/41165(397)247.
  25. Tiwari, B., Ajmera, B. and Kaya, G. (2010) “Shear Strength Reduction at the Soil Structure Interface,” Geotechnical Special Publication 199, 1747-1756, DOI: 10.1061/41095(365)177.

Peer-Reviewed International Conference Proceedings

  1. Ajmera, B., Iqbal, M. S., Tiwari, B., and Meeks, T. “Experimental Evaluation of Shear Strength Fluctuations of Clayey Soils due to Multiple Cyclic Loads,” Proceedings of the 21st International Conference on Soil Mechanics and Geotechnical Engineering, Sydney, Australia. (Accepted – In Press).
  2. Ajmera, B., Tiwari, B., and Phan, Q. – H. “Shear Modulus Reduction Curves of Silt-Clay Mixtures,” Proceedings of the 21st International Conference on Soil Mechanics and Geotechnical Engineering, Sydney, Australia. (Accepted – In Press).
  3. Ajmera, B. and Tiwari, B. (2020). “Recent Advances in the Methods of Slope Stability and Deformation Analyses,” Understanding and Reducing Landslide Disaster Risk. WLF2020. ICL Contribution to Landslide Disaster Risk Reduction, Kyoto, Japan, 4, 81-108, DOI: 10.1007/978-3-030-60706-7_5. (Oldrich Hungr Award Lecture)
  4. Tiwari, B. and Ajmera, B. (2020). “Keynote Lecture – Recent Developments in the Evaluation and Application of Residual and Fully Softened Shear Strengths for the Stability Analyses of Landslides,” Understanding and Reducing Landslide Disaster Risk. WLF2020. ICL Contribution to Landslide Disaster Risk Reduction, Kyoto, Japan, 4, 11-45, DOI: 10.1007/978-3-030-60706-7_2. (Keynote Lecture)
  5. Ajmera, B. and Tiwari, B. (2020). “Simplest Methods of Determining Dynamic Soil Properties for Use in Co-seismic Hazard Analysis,” Understanding and Reducing Landslide Disaster Risk. WLF2020. ICL Contribution to Landslide Disaster Risk Reduction, Kyoto, Japan, 4, 379-384, DOI: 10.1007/978-3-030-60706-7_39. (Invited Paper)
  6. Tiwari, B., Ajmera, B., Cuomo, S., Katsuo, S., and Uzuoka, R. (2020). “Introduction – Testing, Modeling and Risk Assessment,” Understanding and Reducing Landslide Disaster Risk. WLF2020. ICL Contribution to Landslide Disaster Risk Reduction, Kyoto, Japan, 4, 1-8, DOI: 10.1007/978-3-030-60706-7_1.
  7. Tiwari, B., Ajmera, B., and Barnett, R. (2019). “Impact of Low Shearing Resistance of Ash Deposit on Post-Fire Rainfall Induced Debris Flow,” Proceedings of the 2019 IPL Symposium on Landslides, UNESCO Headquarters in Paris, France, 1, 57-60.
  8. Tiwari, B., and Ajmera, B. (2018) “Impact of Vegetation Loss Due to Wildfire on Debris Flow Volume,” Proceedings of the 2018 International Programme on Landslides (IPL) Symposium, Kyoto, Japan, 1, 63-67.
  9. Tiwari, B., Ajmera, B., Khalid, M., and Chavez, R. (2018). “Stability and Deformation in Clayey Slopes with Varying Slope Density and Inclinations Subjected to Rainfall,” Proceedings of GeoShanghai 2018 International Conference: Advances in Soil Dynamics and Foundation Engineering, 7, 90-98, DOI: 10.1007/978-981-13-0128-5_11.
  10. Tiwari, B., Ajmera, B., and Villegas, D. (2018). “Dynamic Response of Lightweight Cellular Concrete MSE Walls,” Proceedings of GeoShanghai 2018 International Conference: Advances in Soil Dynamics and Foundation Engineering, 6, 168-175, DOI: 10.1007/978-981-13-0131-5_19.
  11. Ajmera, B., Tiwari, B., Yamashiro, B., and Phan, Q.-H. (2018). “Influence of Consolidation Pressure on Cyclic and Post-Cyclic Response of Fine-Grained Soils with Varying Mineralogical Compositions and Plasticity Characteristics,” Proceedings of GeoShanghai 2018 International Conference: Advances in Soil Dynamics and Foundation Engineering, 6, 158-167, DOI: 10.1007/978-981-13-0131-5_18. (Best Paper Award)
  12. Ajmera, B., Tiwari, B., and Harrington, C. (2017). “Use of Activation and Accumulated Energies to Understand the Post-Cyclic Behavior of Fine-Grained Soils,” Proceedings of the 19th International Conference on Soil Mechanics and Geotechnical Engineering, 301-304. (Article)
  13. Ajmera, B., Tiwari, B., Obaid, Z. T. N. A., and Koirala, J. (2017). “Static Properties of Weak Clays Mixed with Discarded Crumb Rubber Tires,” Proceedings of the 19th International Conference on Soil Mechanics and Geotechnical Engineering, 297-300. (Article)
  14. Tiwari, B., Ajmera, B., Tran, D., and Caballero, S. (2017). “Effect of Post-Earthquake Rainfall in Triggering Landslides,” Proceedings of 19th International Conference on Soil Mechanics and Geotechnical Engineering, 3533-3536. (Article)
  15. Tiwari, B., Ajmera, B., Dhital, S., and Sitoula, N. R. (2017). “Landslides Induced by the 2015 Gorkha Earthquake,” Proceedings of World Landslide Forum 4, Slovenia, 2 (2), 819-827, DOI: 10.1007/978-3-319-53498-5_94.
  16. Xue, K., Tiwari, B., Ajmera, B., and Hu, Y. (2017). “Stability of Red-Clay Slopes Subjected to Different Durations of Rainfall,” Proceedings of World Landslide Forum 4, Slovenia, 2 (1), 533-540, DOI: 10.1007/978-3-319-53498-5_61.
  17. Tiwari, B., Ajmera, B., Khalid, M., and Chavez, R.  (2017). “Factors Influencing Rainfall-Induced Slope Failures,” Proceedings of World Landslide Forum 4, Slovenia, 2 (1), 523-531, DOI: 10.1007/978-3-319-53498-5_60.
  18. Ajmera, B. (2017). “Summary of Papers in Session 2 – Landslide Investigation: Field Investigations, Laboratory Testing,” Proceedings of ‘the World Landslide Forum 4, Slovenia, 2 (1), 259-260, DOI: 10.1007/978-3-319-53498-5_29.
  19. Tiwari, B., and Ajmera, B. (2017). “Landslides Triggered by Earthquakes from 1920 to 2015,” Proceedings of the World Landslide Forum 4, Slovenia, 2 (1), 5-15, DOI: 10.1007/978-3-319-53498-5_2. (Keynote Lecture)
  20. Tiwari, B., Ajmera, B., and Tran, D. (2017). “Influence of Post-Earthquake Rainfall on the Stability of Clay Slopes-IPL-192,” Proceedings of World Landslide Forum 4, Slovenia, 1 (1), 429-436, DOI: 10.1007/978-3-319-59469-9_38.
  21. Stapleton, J., Carrillo, Y., Tran, D., Ajmera, B., and Tiwari, B. (2016). “Influence of Void Ratio, Slope Inclination, and Rainfall Intensity on Slope Stability of Compacted Clay Slopes,” Proceedings of the International Symposium on Engineering Research, Brazil, 1, 20.
  22. Ostorva, F., Matoszko, C., Hayashi Alves, T., Ajmera, B., and Tiwari, B. (2016). “The Influence of NaCl Leaching on Undrained and Drained Shear Strength of Clays, Proceedings of the International Symposium on Engineering Research, Brazil, 1, 17.
  23. Kim, E., Stapleton, J., Rodriguez, S., Chavez, R., Ajmera, B., and Tiwari, B. (2016). “Mechanically Stabilized Earth (MSE) Retaining Wall Design,” Proceedings of the International Symposium on Engineering Research, Brazil, 1, 13.
  24. Carrillo, Y., Stapleton, J., Tran, D., Ajmera, B., and Tiwari, B. (2016). “Influence of Void Ratio on the Stability of Compacted Clay Slopes Subjected to Rainfall,” Proceedings of the International Symposium on Engineering Research, Brazil, 1, 9.
  25. Tiwari, B., Ajmera, B., Yamashiro, B., and Sitoula, N. (2016). “Post-cyclic Strength Degradation of Black Cotton Soil in Kathmandu and its Effect on Landslide at Lokanthali of Araniko Highway During Mw 7.8 2015 Gorkha Earthquake,” Proceedings of the 2016 International Programme on Landslides (IPL) Symposium, UNESCO, Paris, France, 1, 52-57.
  26. Tiwari, B., Ajmera, B., and Yamashiro, B. (2016). “Causes of Cyclic Shear Failure at Lokanthali of Araniko Highway after Mw 7.8 2015 Gorkha Earthquake,” Proceedings of the 5th International Conference on Forensic Geotechnical Engineering, India, 78-91. (Keynote Lecture)
  27. Ajmera, B., Brandon, T., and Tiwari, B. (2015). “Cyclic Strength of Clay-Like Materials,” Proceedings of 6th International Conference on Earthquake Geotechnical Engineering, Christchurch, New Zealand. (Article)
  28. Ajmera, B., Tiwari, B., and Brandon, T. (2014) “Cyclic and Post-Cyclic Behavior of Clay-Like Materials,” Proceedings of the 12th International Conference on Geo-Disaster Reduction, Fullerton, CA, USA, 1, 5-10.
  29. Tiwari, B., Ajmera, B., Moubayed, S., Lemmon, A., Styler, K. and Guerrero Martinez, J. (2014). “Improving Geotechnical Behavior of Clayey Soils with Shredded Rubber Tires-Preliminary Study,” Proceedings of the 12th International Conference on Geo-Disaster Reduction, Fullerton, CA, USA 1, 219-227.
  30. Tiwari, B. and Ajmera, B. (2014) “Curvature of Failure Envelopes for Normally Consolidated Clays,” Proceedings of the Third Landslide Forum – Landslide Science for a Safer Geo-environment, Beijing, China 2, 117-122, DOI: 10.1007/978-3-319-05050-8_19.
  31. Tiwari, B. and Ajmera, B. (2011) “Estimation of Fully Softened Shear Strength with Index Properties,” Proceedings of the 14th Annual Asian Regional Conference (ARC) on Soil Mechanics and Geotechnical Engineering of International Society of Soil Mechanics and Geotechnical Engineering (ISSMGE), Hong Kong, 432, 1-6.
  32. Tiwari, B., Hillman, M., Ajmera, K., and Ajmera, B. (2010) “Seismic Slope Stability of Reactivated Landslides – A Performance Based Analysis,” Proceedings of the Fifth International Conference on Recent Advances in Geotechnical Earthquake Engineering and Soil Dynamics, San Diego, CA, USA, 4.41b, 1-9. (Article)

Peer-Reviewer National/Regional Conference Proceedings

  1. Tiwari, B., Ajmera, B., Maw, R., Cole, R., Villegas, D., and Palmerson, P. “Static and Dynamic Properties of Lightweight Cellular Concrete,” Lightweight Fill Conference.
  2. Tiwari, B., Ajmera, B., and Villegas, D. “Behavior of Reinforced Lightweight Cellular Concrete Reinforced Retaining Structures Subjected to Cyclic Loading,” Lightweight Fill Conference.
  3. Wenaas, R., Finneseth, M., Archarya, U., Ajmera, B., and Daigh, A. L. M. (2021). “Recent North Dakota Slope Failures: Effects of Roads, Rivers, Precipitation, Slope Inclination, Sand Content and Water Table Depth,” Research Experience for Teachers 2021 Summer Capstone Symposium.
  4. Teigen, M., Iqbal, M. S., Ajmera, B., and Yadav, O. P. (2021). “Impact of Consolidation Pressure on Small Strain Properties of Fine-Grained Soils,” Research Experience for Teachers 2021 Summer Capstone Symposium.
  5. Nelson, M., Crary, S. L., and Ajmera, B. (2021). “Get a Move On: Do Autonomous Vehicles Improve Traffic Flow,” Research Experience for Teachers 2021 Summer Capstone Symposium.
  6. Teigen, M., Crary, S. L., and Ajmera, B. (2021). “Impact of Consolidation on Small Strain Properties of Fine-Grained Soils Curriculum Module,” Research Experience for Teachers 2021 Summer Capstone Symposium.
  7. Finneseth, M., Crary, S. L., and Ajmera, B. (2021). “Introduction to Ecology,” Research Experience for Teachers 2021 Summer Capstone Symposium.
  8. McVicar, K., Dobberstein, M., Crary, S. L., and Ajmera, B. (2021). “Curriculum Module: Environmental Stewardship,” Research Experience for Teachers 2021 Summer Capstone Symposium.
  9. Rogers, J., Crary, S. L., and Ajmera, B. (2021). “Using Traffic Simulation Software to Solve Real World Engineering Problems,” Research Experience for Teachers 2021 Summer Capstone Symposium.
  10. Oanes, A., Wold, J., Crary, S. L., and Ajmera, B. (2021). “Rivers and Flooding Module,” Research Experience for Teachers 2021 Summer Capstone Symposium.
  11. Wenaas, R., Crary, S. L., and Ajmera, B. (2021). “Slope Failures and Integration,” Research Experience for Teachers 2021 Summer Capstone Symposium.
  12. Mohammed, M., and Ajmera, B. “Evaluation of the Strength of Overconsolidated Soils,” Posters on the Hill 2021.
  13. Mohammed, M., and Ajmera, B. (2021). “The Strength of Over-Consolidated Soils,” North Dakota State University EXPLORE Undergraduate Excellence in Research and Creative Activity. (Top Oral Presentation in the Computer Science and Engineering Category)
  14. Meeks, T., Iqbal, M. S., and Ajmera, B. (2021). “Predicting Strength Drops in Soils Resulting from Earthquakes,” North Dakota State University EXPLORE Undergraduate Excellence in Research and Creative Activity. (Top Oral Presentation in the Computer Science and Engineering Category)
  15. Mohammed, M., and Ajmera, B. (2021). “Evaluating the Shear Strength of Overconsolidated Clays,” Proceedings of the 2021 National Conferences on Undergraduate Research.
  16. Meeks, T., Iqbal, M. S., and Ajmera, B. (2021) “Machine Learning to Develop Algorithms to Predict Strength Degradations Resulting from Cyclic Loading,” Proceedings of the 2021 National Conferences on Undergraduate Research.
  17. Sonbol, H. and Ajmera, B. (2019). “Rainfall-Intensity-Duration Curves for Post-Wildfire Debris Flows: Tools to Assist with Early Warning Systems,” North Dakota State University EXPLORE Undergraduate Excellence in Research and Creative Activity. (Honorable Mention)
  18. Rodriguez, P., Spidell, N., Tiwari, B., and Ajmera, B. (2017). “The Response of Lightweight Cellular Concrete Tested during Earthquakes,” 25th Annual Southern California Conference on Undergraduate Research 2017.
  19. Ahn, E., Bhattarai, P., Leimer, G., Dhital, S., Phan, Q. – H., Al-Behadili, M., Tiwari, B., Ajmera, B., and Chung, B. (2017). “P and S Wave Velocities for Laboratory Prepared Soil Samples,” 25th Annual Southern California Conference on Undergraduate Research 2017.
  20. Ghanei, S., Lee, C., Chang, K., Bernal, B., Ajmera, B., Tiwari, B., Alexandar, S. M., and Chen, A. (2017). “Seepage Velocity in Partially Saturated Clayey Slopes with Different Relative Compactions,” 25th Annual Southern California Conference on Undergraduate Research 2017.
  21. Yangsheng, C. X., Cortez, B., Matoszko, C., Batistoti, G., Turtera, I., Schulze, L., Alves, T. H., Dhital, S., Ostrovo, F., Al-Behadili, M., Ajmera, B., and Tiwari, B. (2016). “Effect of Earthquakes on the Shear Strength of Clayey Soils,” 24th Annual Southern California Conference on Undergraduate Research 2016.
  22. Yangsheng, C. X., Cortez, B., Matoszko, C., Batistoti, G., Turtera, I., Schulze, L., Alves, T. H., Dhital, S., Ostrovo, F., Al-Behadili, M., Ajmera, B., and Tiwari, B. (2016). “Reduction in Shear Strength of Clayey Soils due to Leaching of Saline Water,” 24th Annual Southern California Conference on Undergraduate Research 2016.
  23. Ajmera, B., Tiwari, B., and Brandon, T. (2016). “Influence of Mineralogy and Plasticity on the Cyclic and Post-Cyclic Behavior of Normally Consolidated Soils,” Proceedings of Geotechnical and Structural Engineering Congress 2016, 1522-1531, DOI: 10.1061/9780784479742.127.
  24. Ajmera, B., Tiwari, B., and Pantha, K. (2016). “Mineralogical Effect on Idealized Normalized Strength Curves for Over-consolidated Clays,” Proceedings of the Geotechnical and Structural Engineering Congress 2016, 1532-1539, DOI: 10.1061/9780784479742.128.
  25. Ajmera, B., Tiwari, B., and Koirala, J. (2016). “Geotechnical Properties of Clays Modified with Recycled Crumb Rubber,” Proceedings of the Geotechnical and Structural Engineering Congress 2016, 1404-1413, DOI: 10.1061/9780784479742.117.
  26. Tiwari, B., Tran, D., Ajmera, B., Carrillo, Y., Stapleton, J., Khan, M., and Mohiuddin, S. (2016). “Effect of Slope Steepness, Void Ratio and Intensity of Rainfall on Seepage Velocity and Stability of Slopes,” Proceedings of the Geotechnical and Structural Engineering Congress 2016, 584-590, DOI: 10.1061/9780784479742.048.
  27. Tiwari, B., Tran, D., Ajmera, B., Woli, H., and Stapleton, J. (2016). “Effect of Pre and Post Earthquake Rainfall Events on Deformation and Stability of Slopes,” Proceedings of the Geotechnical and Structural Engineering Congress 2016, 1540-1544, DOI: 10.1061/9780784479742.129.
  28. Lowe, J., Carrillo, Y., Tran, D., Reyna, J., Stapleton, J., Ajmera, B., and Tiwari, B. (2015). “The Influence of Void Ratio on Slope Stability,” 23rd Annual Southern California Conference on Undergraduate Research 2015.
  29. Mann, M., Khanal, P., Romanielo, M., Sales, C., Tricca, J., Ajmera, B., and Tiwari, B. (2015). “Seismic Shaking Intensity Reduction in Soft Soil Sites using Deep Soil Mixing and Soil-Cement Panels,” 23rd Annual Southern California Conference on Undergraduate Research 2015.
  30. Carrillo, Y., Stapleton, J., Ajmera, B., and Tiwari, B. (2015). “Influence of Void Ratio on the Stability of Compacted Clay Slopes Subjected to Rainfall,” 23rd Annual Southern California Conference on Undergraduate Research 2015.
  31. Aguilar, R., Obaid, Z. A., Tiwari, B., and Ajmera, B. (2015). “Unconfined Compressive Strength and Compaction Characteristics of Clay-Shredded Tire Mixtures,” 23rd Annual Southern California Conference on Undergraduate Research 2015.
  32. Stapleton, J., Carrillo, Y., Reyna, J., Lowe, J., Tiwari, B., and Ajmera, B. (2015). “Influence of Slope Inclination and Rainfall Intensity on Slope Stability of Compacted Clay Slopes,” 23rd Annual Southern California Conference on Undergraduate Research 2015.
  33. Ajmera, B., Brandon, T., and Tiwari, B. (2014) “Effect of Mineralogy on the Post-Earthquake Shear Strength of Clay-Like Materials,” Association of State Dam Safety Officials Dam Safety 2014, 1. (Awarded Best Student Paper Award)
  34. Nguyen, A., Ajmera, B., and Tiwari, B. (2014). “Effects of 30-50 Mesh Tire on Montmorillonite 100,” 22nd Annual Southern California Conference on Undergraduate Research 2014.
  35. Farrington, M., Ajmera, B., Lemmon, A. Guerrero Martinez, J., Moubayed, S., Styler, K. and Tiwari, B. (2014). “Compaction Characteristics of Soil Modified with Recycled Crumb Rubber Tires,” 22nd Annual Southern California Conference on Undergraduate Research 2014.
  36. Ajmera, B. (2014). “Cyclic Strength Curves and Post-Earthquake Shear Strengths of Clay-Like Materials,” Orange Country Graduate Women in Science 25th Annual Science Conference 2014. (Second Place Winner in “Masters/PhD-Poster” Presentation Category)
  37. Ajmera, B. (2014). “Cyclic Shear Strength Characteristics of Cohesive Materials,” United States Society of Dams 2014 Annual Meeting and Conference. (First Place Scholarship Recipient)
  38. Guerrero Martinez, J., Ajmera, B., and Tiwari, B., “Shear Strength and Compaction Tests of Clays Mixed with Recycled Shredded Tire,” 21st Annual Southern California Conference for Undergraduate Research 2013.
  39. Ajmera, B. (2013). “Cyclic Shear Strength Characteristics of Cohesive Materials,” Center for Geotechnical Practice and Research 2013 Annual Research Program, Virginia Polytechnic Institute and State University.
  40. Ajmera, B. (2013). “Curvature of Failure Envelopes for Normally Consolidated Mineral Mixtures,” GeoCongress 2013 National GeoPoster Competition. (First Place Abstract Winner and Third Place Winner in Competition)
  41. Ajmera, B., Lewis, A., and Principe, M. (2012). “Mapping CSUF in Google Map,” The California Geotechnical Engineering Association and Geotechnical Graduate Student Organization Summer 2012 Poster Display, California State University, Fullerton.
  42. Tiwari, B., Ajmera, B., Lemmon, A., Moubayed, S., and Styler, K. (2012). “Soil Modification with Rubber Tires,” The California Geotechnical Engineering Association and Geotechnical Graduate Student Organization Summer 2012 Poster Display, California State University, Fullerton.
  43. Tiwari, B., Ajmera, B., and Shrestha D. (2012). “Effect of Mineral Composition and Shearing Rates on the Undrained Shear Strength of Expansive Clays,” The California Geotechnical Engineering Association and Geotechnical Graduate Student Organization Summer 2012 Poster Display, California State University, Fullerton.
  44. Tiwari, B., and Ajmera, B. (2012). “Consolidation Characteristics of Soft Clays with Saline Water as a Pore Fluid,” The California Geotechnical Engineering Association and Geotechnical Graduate Student Organization Summer 2012 Poster Display, California State University, Fullerton.
  45. Principe, M., and Ajmera, B. (2012). “Estimation of Magnitude of Settlement of Embankment on Soft Clay Foundation,” The California Geotechnical Engineering Association and Geotechnical Graduate Student Organization Summer 2012 Poster Display, California State University, Fullerton.
  46. Tiwari, B., Ajmera, B., Lemmon, A., Moubayed, S., and Styler, K. (2012). “Soil Modification with Rubber Tires,” The California Geotechnical Engineering Association and Geotechnical Graduate Student Organization Summer 2012 Poster Display, California State University, Fullerton.
  47. Tiwari, B., Ajmera, B., and Shrestha D. (2012). “Effect of Mineral Composition and Shearing Rates on the Undrained Shear Strength of Expansive Clays,” The California Geotechnical Engineering Association and Geotechnical Graduate Student Organization Summer 2012 Poster Display, California State University, Fullerton.
  48. Tiwari, B., and Ajmera, B. (2012). “Consolidation Characteristics of Soft Clays with Saline Water as a Pore Fluid,” The California Geotechnical Engineering Association and Geotechnical Graduate Student Organization Summer 2012 Poster Display, California State University, Fullerton.
  49. Principe, M., and Ajmera, B. (2012). “Estimation of Magnitude of Settlement of Embankment on Soft Clay Foundation,” 2012 Showcase of Science Technology, Engineering and Mathematics (STEM) Student Talent, California State University, Fullerton.
  50. Ajmera, B., Lewis, A., and Principe, M. (2012). “Mapping CSUF in Google Map,” 2012 Showcase of Science Technology, Engineering and Mathematics (STEM) Student Talent, California State University, Fullerton.
  51. Ajmera, B. (2012). “Environmental Friendly Ground Modification Technique for Soft Clays,” Twenty-Sixth Annual California State University Student Research Competition 2012. (Second Place Winner in the “Engineering and Computer Science-Graduate” Category)
  52. Ajmera, B. (2012). “Environmental Friendly Ground Modification Technique for Soft Clays,” California State University, Fullerton Student Research Competition 2012. (Second Place Winner in the “Graduate” Category)
  53. Ajmera, B. (2012). “Saline Water: Environmental Friendly Ground Modification Technique for Soft Clays,” Orange County Graduate Women in Science 23rd Annual Science Conference 2012. (First Place Winner in “Oral-Masters” Presentation Category)
  54. Ajmera, B. (2011). “Saline Water as a Sustainable Ground Modification Technique,” Earth Week Poster Competition 2011, California State University, Fullerton. (First Place Winner in Poster Competition)
  55. Ajmera, B. (2011). “An Environmental Friendly Technique for Improving the Load Carrying Capacity of Soil,” Orange County Graduate Women in Science 22nd Annual Science Conference 2011. (First Place Winner in “Undergraduate” Category)
  56. Ajmera, B. (2011). “Saline Water: An Environmental Friendly Ground Modification Technique for Soft Clays,” California State University, Fullerton Student Research Competition 2011.
  57. Ajmera, B. (2011). “Effect of Saline Water on the Settlement of Soft Clays,” GeoFrontiers 2011 National Student Research Poster Competition.
  58. Ajmera, B. (2010). “Modifying the Load Carrying Capacity of Soil by Adding Saline Water: An Environmental Friendly Ground Modification Technique,” 18th Annual Southern California Conference for Undergraduate Research 2010.
  59. Ajmera, B. (2010). “Estimation of Fully Softened Shear with Index Properties,” Twenty-Fourth Annual California State University Wide Statewide Student Research Competition 2010. (First Place Under Category “Undergraduate-Engineering and Computer Science”)
  60. Ajmera, B. (2010). “Estimation of Fully Softened Shear Strength with Index Properties,” GeoFlorida 2010 National Student Research Poster Competition. (First Place in National Student Research Poster Competition)

Curriculum Modules

  1. Nelson, M., Crary, S. L., and Ajmera, B. (2021). “Get a Move On: Do Autonomous Vehicles Improve Traffic Flow,” Research Experience for Teachers 2021.
  2. Teigen, M., Crary, S. L., and Ajmera, B. (2021). “Physics Waves and Natural Hazards,” Research Experience for Teachers 2021.
  3. Finneseth, M., Crary, S. L., and Ajmera, B. (2021). “Introduction to Ecology,” Research Experience for Teachers 2021.
  4. McVicar, K., Dobberstein, M., Crary, S. L., and Ajmera, B. (2021). “Curriculum Module: Environmental Stewardship,” Research Experience for Teachers 2021.
  5. Rogers, J., Crary, S. L., and Ajmera, B. (2021). “Modeling Traffic Solutions,” Research Experience for Teachers 2021.
  6. Oanes, A., Wold, J., Crary, S. L., and Ajmera, B. (2021). “Rivers and Flooding Module,” Research Experience for Teachers 2021.
  7. Wenaas, R., Crary, S. L., and Ajmera, B. (2021). “Slope Failures and Integration,” Research Experience for Teachers 2021.

Dissertation, Thesis and Research Reports

  1. Ajmera, B. (2015). “Factors Influencing the Post-Earthquake Shear Strength,” Ph.D. Dissertation, Virginia Polytechnic Institute and State University, DOI: 10919/56605.
  2. Keaton, J., Ajmera, B., Upadhyaya, S., Tiwari, B., Turner, B., Youp Kwak, D., and Brandenberg, S. (2015). “December 2014 Storm Damage Below Recently Burned Slopes, Los Angeles, Orange and Ventura Counties, California,” Geotechnical Extreme Events Reconnaissance (GEER) Report, National Science Foundation, DOI: 10.18118/g66k56.
  3. Ajmera, B. (2012). “Undrained Shear Strength Characteristics of Normally Consolidated Clays,” Masters Thesis, California State University, Fullerton.
  4. Ajmera, B. (2011). “Effect of Salt Water on the Compressibility of a Soil Mass,” Undergraduate Senior Project Report, California State University, Fullerton.
  5. Ajmera, B. (2011). “Effect of Salt Water on the Settlement of Soft Soils,” Report for Dwight D. Eisenhower Transportation Fellowship, Federal Highway Administration.
  6. Tiwari, B., and Ajmera, B. (2010). “A New Correlation for Shear Strength of Reconstituted Soil with Proportion of Clay Minerals and Plasticity Characteristics,” Report Submitted to the Department of Civil and Environmental Engineering, California State University, Fullerton.
  7. Ajmera, B. (2010). “Urban Planning Promoting Mixed Use High Density Development with Solar and Wind Energy,” Report for Dwight D. Eisenhower Transportation Fellowship, Federal Highway Administration.