Sri Sritharan

Sri Sritharan

Title(s):

Assistant Dean for Research
Wilkinson Chair Professor of Interdisciplinary Engineering
Civil, Construction and Environmental Engineering

Office

376 Town Engr
813 Bissell Rd
Ames, IA 50011-1066

Information

Honors and Awards

  • ISU Award for Outstanding Achievement in Research, Iowa State University, 2019.
  • Wilkinson Chair of Interdisciplinary Engineering, Iowa State University, 2016 – 2021.
  • Martin P. Korn Award, in recognition for a technical paper in the PCI Journal that is most worthy of special commendation for its merit as a contribution in design and research, Precast/Prestressed Concrete Institute, 2000, 2015, 2016.
  • T.Y. Lin Award for contributions to the field of field of Prestressed Concrete, American Society of Civil Engineers (ASCE), 2016.
  • R. Boylan Eminent Faculty Award for Research, College of Engineering, Iowa State University, 2016.
  • Delmar L. Bloem Distinguished Service Award for Outstanding Leadership of Committee 341 – Earthquake-resistant Concrete Bridges, American Concrete Institute (ACI), 2016.
  • Renewable Energy Impact Award, Iowa Energy Center, 2015.
  • Visiting Professor, Earthquake Engineering and Structural Dynamics Laboratory, École Polytechnique Fédérale de Lausanne, Switzerland, 2013.
  • Grace Miller Wilson and T.A. Wilson Endowed Engineering Professorship, College of Engineering, Iowa State University, 2013-2017.
  • Visiting Professor, Earthquake Engineering and Structural Dynamics Laboratory, École Polytechnique Fédérale de Lausanne, Switzerland, 2013
  • Best Paper Award, Soil Mechanics Section of the Transportation Research Board, 2012
  • Iowa State University Mid-Career Achievement in Research, 2011
  • Best Equal Oral Paper “Recentering requirements for the Seismic Design of Self-centering Systems”, Ninth Pacific Conference on Earthquake Engineering, Auckland, New Zealand, 2011.
  • Fellow, American Concrete Institute, Farmington Hills, Mich., 2009
  • Best IT Innovation Award for Real-time System Visualization Tool (RSVtool), The George E. Brown, Jr., Network for Earthquake Engineering Simulation (NEES), 2008

Education

  • Ph.D. Structural Engineering, University of California, 1998
  • M. Eng. Civil Engineering (With Distinction), University of Auckland, New Zealand, 1989
  • B.S. Civil Engineering (First Class Honors), University of Peradeniya, Sri Lanka, 1985

Interest Areas

  • Earthquake-resistant design of structures
  • Wind energy/wind engineering
  • Precast concrete structural systems
  • Soil-foundation-structure interaction
  • Ultra-high performance of concrete

Publications

  1. Honarvar, E., Sritharan, S., Rouse, M. and Meeker, W. 2020. Probabilistic Approach to Integrate Thermal Effects in Camber And Stress Analyses of Concrete Beams. ASCE Journal of Bridge Engineering: 25 (4), https://doi.org/10.1061/(ASCE)BE.1943-5592.0001537.
  2. Kalliontzis, D., Schultz, A. E. and Sritharan, S. 2020. Generalized Dynamic Analysis of Structural Single Rocking Walls (SRWs). Earthquake Engineering and Structural Dynamics. https://doi.org/10.1002/eqe.3257.
  3. Kalliontzis, D., Sritharan, S. 2019. Dynamic Response and Impact Energy Loss in Controlled Rocking Members. Earthquake Engineering and Structural Dynamics. https://doi.org/10.1002/eqe.3240.
  4. Barutha, P., Nahvi, A. Cai, B., Jeong, H. D., Sritharan, S. 2019. Evaluating Commercial Feasibility of a New Tall Wind Tower Design Concept Using a Stochastic Levelized Cost of Energy Model. Journal of Cleaner Production 240:118001. DOI: 10.1016/j.jclepro.2019.118001. 240:118001
  5. Nazari, M. and Sritharan, S. 2019. Seismic Design of Precast Concrete Rocking Wall Systems with Varying Hysteretic Damping. PCI Journal 65 (5): 58-76.
  6. Liang, X. and Sritharan, S. 2019. Confinement Effects in Rectangular Hollow Column Sections. Engineering Structures 191:526-535. 10.1016/j.engstruct.2019.04.034.
  7. Cancelli, A., Laflamme, S., Alipour, A., Sritharan, S., Ubertini, F. 2019.  Vibration-based Damage Localization and Quantification in a Pretensioned Concrete Girder using Stochastic Subspace Identification and Particle Swarm Model Updating. Structural Health Monitoring. DOI: 10.1177/1475921718820015.
  8. Aaleti, S. and Sritharan, S. 2019. An Experimental Investigation to Quantify the Bonding Characteristics between UHPC and Normal Strength Concrete. ASCE Journal of Bridge Engineering 24 (6). 10.1061/(ASCE)BE.1943-5592.0001391.
  9. Cheng, Z. and Sritharan, S. 2019. Side Shear Strength of Preformed Socket Connections Suitable for Vertical Precast Members. ASCE Journal of Bridge Engineering. 10.1061/(ASCE)BE.1943-5592.0001391.
  10. Nazari, M. and Sritharan, S. 2018. Dynamic Evaluation of PreWEC Systems with Varying Hysteretic Energy Dissipation. S ASCE Journal of Structural Engineering 24 (5). 10.1061/(ASCE)ST.1943-541X.0002169.
  11. Liang, X. and Sritharan, S. 2018. Effects of Confinement in Circular Hollow Columns. Submitted to the ASCE Structural Engineering 144(9). DOI: 10.1061/(asce)st.1943-541x.0002151.
  12. Liu, Q., French, C., and Sritharan, S. 2018. Study on Interaction Between a PREWEC System and Surrounding Structure. ACI Structural Journal. DOI: 10.14359/51702248.
  13. Sritharan, S., Doiron, G., Bierwagen, D., Keierleber, B., and Abu-Hawash, A. 2018. The First Application of UHPC Bridge Deck Overlay in North America. Transportation Research Record: Journal of the Transportation Research Board of the National Academies. DOI: 10.1177/0361198118755665.
  14. Kurama, Y. C., Sritharan, S., Fleischman, R. B., Restrepo, J. I., Henry, R. S., Cleland, N. M., Ghosh, S. K.,  and Bonelli, P. 2018.  Seismic-Resistant Precast Concrete Structures: State of the Art. ASCE Journal of Structural Engineering 144(4). DOI: 10.1061/(asce)st.1943-541x.0001972.
  15. Kalliontzis, D., Sritharan, S. 2018. Characterizing Dynamic Decay of Motion of Free Rocking Members. Earthquake Spectra 34(2): 843-866. DOI: 10.1193/011217eqs013m.
  16. Watkins, J., Sritharan, S., Nagae, T., and Henry, R.S. 2017. Computational Modelling of a Four-Story Post-Tensioned Concrete Building Subjected to Shake Table Testing. Bulletin of the New Zealand Society for Earthquake Engineering 50 (4): 594-607.
  17. Twigden, K. M., Sritharan, S. and Henry, R. S. 2017.  Cyclic Testing of Unbonded Post-Tensioned Concrete Wall Systems with and without Supplemental Damping. Engineering Structures. 140: 406-420.
  18. Brueggen, B. L., French, C. E., and Sritharan, S. 2017. T-Shaped RC Structural Walls under Multidirectional Loading: Test Results and Design Recommendations.  ASCE Journal of Structural Engineering 143 (7); DOI: 10.1061/(ASCE)ST.1943-541X.0001719.
  19. French, C. Brueggen, B., Sritharan, S., Aaleti, S. and Nakaki, S. 2017. Lessons Learned from Reinforced Concrete Wall Tests. American Concrete Institute, SP-313(10): 1-16.
  20. Ng, K., Green, D., Sritharan, S., and Nop, M. 2017. LRFD Guides for Driven Piles Considering Pile
  21. Set-up Phenomenon. Geotechnical research. Institution of Civil Engineers, United Kingdom. 4(2) 67-81. DOI: 10.1680/jgere.16.00016.
  22. Abramson, D. A., Musselman, E., and Sritharan, S. 2017. Behavior of Unbonded Multistrand Post-Tensioning Anchorage Systems Under Monotonic and Cyclical Loads. PCI Journal 62(1): 31-48.
  23. Nazari, M., Sritharan, S., and Aaleti, S. 2016. Single Precast Concrete Rocking Walls as Earthquake Force-Resisting Elements. Journal of Earthquake Engineering and Structural Dynamics. DOI: 10.1002/eqe.2829.
  24. Kalliontzis, D., Sritharan, S., and Schultz, A. 2016. An Improved Coefficient of Restitution Estimation for Free Rocking Members. ASCE Journal of Structural Engineering. 142(12):06016002.
  25. Sritharan, S., and Honarvar, E. 2016. Discussion – The Effect of Temperature Variations on the Camber
  26. of Precast, Prestressed Concrete Girders. PCI Journal 61(5): 77-81.
  27. Liu, C., Soltani, H., Muraleetharan, K. K., Cerato, A. B., Miller, G. A., and Sritharan, S. 2016.  Cyclic and Seismic Response of Single Piles in Improved and Unimproved Soft Clays. Acta Geotechnica 11(6): 1431–1444.
  28. Henry, R. S., Sritharan, S., and Ingham, J.M. 2016. Finite Element Analysis of PreWEC Self-centering Concrete Wall System. Engineering Structures. 115: 28–41.
  29. Henry, R. S., Sritharan, S., and Ingham, J.M. 2016. Residual Drift Analyses of Realistic Self-centering Concrete Wall Systems. Earthquakes and Structures 10(2):409-428.
  30. Sritharan, S., Fanous, A., Huang, J., Suleiman, M., and Arulmoli, K. 2016. Minimum Confinement Reinforcement for Prestressed Concrete Piles and a Rational Seismic Design Framework. PCI Journal 61 (1) 51-69.
  31. Discussion by W. Gamble and Response by the authors 2016. Minimum Confinement Reinforcement for Prestressed Concrete Piles and a Rational Seismic Design Framework. PCI Journal 61(3): 107-109.
  32. Sritharan, S. 2015. Wind Turbine Towers: Precast Concrete Hexcrete May Help Increase Renewable Energy Capacity with Taller Hub Height. PCI Journal 60 (6):33-38.
  33. Ng, K., Garder, J., and Sritharan, S. 2015. Investigation of Ultra High Performance Concrete Piles for Integral Abutment Bridges. Engineering Structures 105: 220-230.
  34. Musselman, E., Fournier, M., McAlpine, P. and Sritharan, S. 2015. Behavior of Unbonded Post-Tensioning Monostrand Anchorage Systems Under Short Duration, High Amplitude Cyclical Loading. Engineering Structures 104: 116-125.
  35. Ng, K., and Sritharan, S. 2015. Verification of LRFD Approach for Piles in Sand and Mixed Soils. Soils and Foundations 55(8): 678-690. DOI: 10.1016/j.sandf.2015.06.002.
  36. Vander Werff, J., Snyder, R., Sritharan, S., Holombo, J. 2015. A Cost-Effective Integral Bridge System with Precast I-Girders for Seismic Application. PCI Journal 60(5): 76-95.
  37. Sritharan, S., Aaleti, S., Henry, R. H., Tsai, K. C., and Liu. K. Y. 2015. Precast Concrete Wall with End Columns (PreWEC) for Seismic Resistant Design. Earthquake Engineering Structural Dynamics, 44(10): 2075–2092. DOI: 10.1002/eqe.2576.
  38. Sritharan, S. 2015. Design of UHPC Structural Members: Lessons Learned and ASTM Test Requirements. Advances in Civil Engineering Materials, An ASTM International Journal, 4(2): 113-131. DOI: 10.1520/ACEM20140042.
  39. Honarvar, E., Sritharan, S., Rouse, J. M., Aaleti, S. 2015. Bridge Decks with Precast UHPC Waffle Panels: A Field Evaluation and Design Optimization. ASCE Journal of Bridge Engineering. DOI: 10.1002/eqe.2576.
  40. Rahman, M. A. and Sritharan. S. 2015. Seismic Response of Precast, Posttensioned Concrete Jointed Wall Systems Designed for Low- to Midrise Buildings using the Direct Displacement-Based Approach. PCI Journal 60(2): 38-56.
  41. Ng, K. and Sritharan, S. 2016. A Procedure for Incorporating Setup in Load and Resistance Factor Design of Driven Piles. Acta Geotechnica (published online Feb 2015), 11 (2) 347-358. DOI: 10.1007/s11440-014-0354-8.
  42. Fleming, B. J., Sritharan, S., Miller G. A., and Muraleetharan, K. K. 2015. Full-Scale Seismic Testing of Piles in Improved and Unimproved Soft Clay. Earthquake Spectra. DOI: 10.1193/012714EQS018M.
  43. Case, J., Sarkar, P., and Sritharan, S. (2014). Effect of Low-rise Building Geometry on Tornado-induced Loads. Journal of Wind Engineering and Industrial Aerodynamics, DOI: 10.1016/j.jweia.2014.02.001.
  44. AbdelSalam, S., Suleiman, M., and Sritharan, S. (2014). Modeling Load-Transfer Behavior of H-Piles Using Direct Shear and Penetration Test Results. ASTM International Geotechnical Testing Journal 37 (4).
  45. Vander Werff, J. R., and Sritharan, S. (2014). Girder Load Distribution for Seismic Design of Integral Bridges. ASCE Journal of Bridge Engineering 19, 04014055.
  46. Ng, K., and Sritharan, S. (2014). Integration of Construction Control and Pile Setup Into Load And Resistance Factor Design of Piles. Soils and Foundations 54(2): 197-208.
  47. Sritharan, S., Beyer, K., Henry, R., Chai, Y. H., Kowalsky, M., and Bull, D. (2014). Understanding poor seismic performance of concrete walls and design implications, Earthquake Spectra 30(1): 307-334.
  48. Shelman, A., Tantalla, J., Sritharan, S., Nikolaou, S., and Lacy, H. (2014). Characterization of Seasonally Frozen Soils for Seismic Design of Foundations. ASCE Journal of Geotechnical and Geoenvironmental Engineering, 140(7), 04014031.
  49. Ng, K. W. and Sritharan, S. (2013). Improving Dynamic Soil Parameters and Advancing the Pile Signal Matching Technique. Computers and Geotechnics 54(2): 166-174.
  50. Aaleti, S., Brueggen, B.L., Johnson, B., French, C., and Sritharan, S. (2013). Cyclic Response of RC Walls with Different Anchorage Details: An Experimental Investigation. ASCE Journal of Structural Engineering 139: 1181-1191.
  51. Ng, K. W., Roling, M., AbdelSalam, S., Suleiman, M., and Sritharan, S. (2012). Pile Setup in Cohesive Soil with Emphasis on LRFD: An Experimental Investigation. ASCE Journal of Geotechnical and Geoenvironmental Engineering 139(2): 199-209.
  52. Discussion by V. Diyaljee and Closure by the authors (2013). Pile Setup in Cohesive Soil. I: Experimental Investigation. ASCE Journal of Geotechnical and Geoenvironmental Engineering (in press).
  53. Ng, K. W., Suleiman, M., and Sritharan, S. (2012). Pile Setup In Cohesive Soil with Emphasis on LRFD: Analytical Quantifications and Design Recommendations. ASCE Journal of Geotechnical and Geoenvironmental Engineering 139(2): 199-209.
  54. Ng, K., Sritharan, S., Dunker, K., and DeBoer, D. (2012). Verification of Recommended Load and Resistance Factor Design and Construction of Piles in Cohesive Soils. Transportation Research Record: Journal of the Transportation Research Board of the National Academies. 2310: 49-58.
  55. Henry, R. S., Aaleti, S., Sritharan, S., and Ingham, J.M. (2012). Seismic Analysis of a Low-Damage Precast Wall with End Columns (PreWEC) Including Interaction with Floor Diaphragms. Journal of the Structural Engineering Society of New Zealand 25(1):69-81.
  56. AbdelSalam, S., Suleiman, M., and Sritharan, S. (2012). Enhanced Load-Transfer Analysis for Friction Piles Using a Modified Borehole Shear Test. ASTM International Geotechnical Testing Journal 35 (6).
  57. Levings, J. and Sritharan, S. (2012). Effects of Cold Temperature and Strain Rate on the Stress-Strain Behavior of ASTM A706 Grade 420(60) Steel Reinforcement. ASCE Journal of Materials in Civil Engineering 24(12), 1441–1449.
  58. Henry, R., Brooke, N. J., Sritharan, S., and Ingham, J. M. (2012). Defining the Concrete Compressive Strain at the Ultimate Limit State. ACI Structural Journal (109) 1: 101 – 112.
  59. Henry, R., Sritharan, S., and Ingham, J. M. (2011). Unbonded Tendon Stress in Post-tensioned Concrete Walls at Nominal Flexural Strength. ACI Structural Journal (109) 2: 171 – 182.
  60. Aaleti, S., Sritharan, S., Beirwagen, D., and Wipf, T. J. (2011). Experimental Evaluation of Structural Behavior of Precast UHPC Waffle Bridge Deck Panels and Connections. Transportation Research Record: Journal of the Transportation Research Board of the National Academies, 2251: 82-92.
  61. AbdelSalam, S., Sritharan, S., and Suleiman, M. (2011). LRFD Resistance Factors for Design of Driven H-Piles in Layered Soils. ASCE Journal of Bridge Engineering, 16(6): 729-748.
  62. Roling, M., Sritharan, S., and Suleiman, M. (2011). An Introduction to the PIle LOad Tests (PILOT) Database and the Establishment of LRFD Resistance Factors for the Construction Control of Driven Steel H-Piles. ASCE Journal of Bridge Engineering, 16(6): 728-738.
  63. Roling, M., AbdelSalam S., Sritharan S., and Suleiman M. (2011). An Investigation of Design and Construction Practices for Bridge Pile Foundations in Iowa County Jurisdictions for LRFD Calibration. Transportation Research Record: Journal of the Transportation Research Board of the National Academies, 2204 / 2011: 233-241.
  64. Silva, P. F. and Sritharan, S. (2011). Seismic Performance of a Concrete Bridge Bent Consisted of Three Steel Shell Columns. Earthquake Spectra, 27 (1): 107-132.
  65. AbdelSalam, S., Sritharan, S., and Suleiman, M. T. (2010). Current Design and Construction Practices of Bridge Pile Foundations with Emphasis on Implementation of LRFD. ASCE Journal of Bridge Engineering, 15(6): 749-758.
  66. Suleiman, M. T., Vande Voort, T., and Sritharan, S. (2010). Behavior of Driven Ultra-High Performance Concrete H-Piles Subjected to Vertical and Lateral Loading Tests. ASCE Journal of Geotechnical and Geoenvironmental Engineering, 136 (10): 1403-1413.
  67. Wotherspoon, L., Sritharan, S., and Pender. M. J. (2010). Modelling the Response of Cyclically Loaded Bridge Columns Embedded in Warm And Seasonally Frozen Soils. Engineering Structures, 32 (4): 933-943.
  68. Wotherspoon, L., Sritharan, S., andPender M. J. Carr. (2010). An Investigation on the Impact of Seasonally Frozen Soil on Seismic Response of Bridge Columns. ASCE Journal of Bridge Engineering, 15(5): 473-481.
  69. Waugh, J., and Sritharan, S. (2010). Lessons Learned from Seismic Analysis of a 7-Story Concrete Test Building. Journal of Earthquake Engineering, 14(3): 448 – 469.
  70. Henry, R. S., Aaleti, S., Sritharan, S., and Ingham, J. M. (2010). Concept and Finite Element Modeling of New Steel Shear Connectors for Self-Centering Wall Systems. ASCE Journal of Engineering Mechanics, 136(2) 220-229.

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