Girum Urgessa, Ph.D., P.E., F.SEI, F.ASCE

Published

[49] E.B. Radie, G. Urgessa, and T.A. Mohammed, “Numerical Study on Flexural Behavior of Post-Tensioned Concrete-Filled Fiber-Reinforced Polymer Tube Beam,” Practice Periodical on Structural Design and Construction, American Society of Civil Engineers, in press.

[48] S. Derseh, T.A. Mohammed, and G. Urgessa, “Progressive Collapse of Typical and Atypical Reinforced Concrete Framed Buildings,” International Journal of Concrete Structures and Materials, Springer, in press.

[47] F.B. Mendonca, G. Urgessa, M.G. Domingues, B.T. Rocco, L.R. Junior, and J.A.F.F. Rocco, “Retrofitting and Waterproofing of Aged Concrete Using Electromigration of Nanosilica: A Case Study,” Brazilian Journal of Chemical Engineering, Springer, February 2024.

[46] S. Derseh, T.A. Mohammed, and G. Urgessa, “Numerical Study on Hybrid Metallic Sandwich Structures Subjected to Air Burst,” SN Applied Sciences, Springer, Vol. 4, No. 2, June 2023, pp. 679-701.

[45] Y. Alemu, B. Hailu, T. Lahmer, and G. Urgessa, “Priority Criteria (PC) Based Swarm Optimization of Reinforced Concrete Frames,” CivilEng, MDPI, Vol. 4, No. 2, June 2023, pp. 679-701.

[44] S. Derseh, G. Urgessa, and T.A. Mohammed, “Finite Element Analysis of the Response of Conventional and Special Reinforcement Detailed Concrete Beams Subjected to Impact Loads,” Structures, Elsevier, Vol. 52, June 2023, pp. 57-82.

[43] Y. Alemu, B. Hailu, T. Lahmer, and G. Urgessa, “Topologically Pre-optimized Ground Structure (TPOGS) for the Optimization of 3D RC Buildings,” Asian Journal of Civil Engineering, Springer, March 2023, pp. 1-11. 

[42] M. Esfandiari, H. Haghighi, and G. Urgessa, “Machine Learning-based Optimum Reinforced Concrete Design for Progressive Collapse”, E. Journal of Structural Engineering, March 2023, pp. 1-8. 

[41] M.M. Muda, A.M. Legese, G. Urgessa, and T. Boja, “Strength, Porosity and Permeability Properties of Porous Concrete Made from Recycled Concrete Aggregates,” Construction Materials, Vol. 3, No. 1, February 2023, pp. 81-92.

[40] A. Torabipour, N. Asghari, H. Haghighi, S. Yaghoubi, and G. Urgessa, “Assessing Effectiveness of SMA on Response of the Bolted T-Stub Connection Subjected to Cyclic Loading,” CivilEng, MDPI, Vol. 4, No. 1, January 2023, pp. 105-133.

[39] J. Sanders, G. Urgessa, and R. Löhner, “Literature Review on the Response of Concrete Structures Subjected to Underwater Explosions,” CivilEng, MDPI, Vol. 2, No. 4, January 2022, pp. 895-908.

[38] E. Ali, K. Woldeyes, and G. Urgessa, “Fire Performance of Functionally-Graded-Material Sheathed Load Bearing Thin-Walled Structural Framing,” Fire Safety Journal, Elsevier, Vol. 125, October 2021, 103425.

[37] A.S. Augusto, F.B. Mendonca, G. Urgessa, and K. Iha, “Finite Element Analysis of Experimentally Tested Concrete Slabs Subjected to Airblast,” Defense Science Journal, Vol. 71, No. 5, September 2021, pp. 630-638.

[36] A. Tahmouresi, G. Urgessa, H. Haghighi, and A. Robati, “A Combined Genetic Algorithm-Artificial Neural Network Optimization Method for Mix Design of Self Consolidating Concrete,” International Journal of Structural and Civil Engineering Research, Vol. 10, No. 3, August 2021, pp. 106-112.

[35] F.B. Mendonca, G. Urgessa, L.E.N Almeida, and J.A.F.F. Rocco, “Damage Diagram of Blast Test Results for Determining Reinforced Concrete Slab Response for Varying Scaled Distance, Concrete Strength, and Reinforcement Ratio,” Annals of the Brazilian Academy of Sciences, Vol. 93, March 2021.

[34] D. Bondok, H. Salim, and G. Urgessa, “Quasi-Static Responses and Associated Failure Mechanisms of Cold-Formed Steel Roof Trusses,” Engineering Structures, Elsevier, Vol. 231, March 2021, 111741.

[33] G. Urgessa and R. Sobeski, “Assessment of Material Flow during Projectile Penetration of Concrete Targets,” American Concrete Institute SP 347, March 2021, pp. 230-248.

[32] F. Gebremariam, B.F. Tanyu, E. Guler, G. Urgessa, and P. Shen, “Numerical Investigation of Reinforced Soil Structures with GRS-IBS Design Features,” Geosynthetics International, Thomas Telford, Vol. 28, No. 1, February 2021, pp. 95-112.

[31] E. Ali, K. Woldeyes, and G. Urgessa, “Influence of Non-uniform Elevated Temperature on the Structural Stability and Strength of Gypsum-Sheathed Cold-Formed Steel Beam Channel Members,” Journal of Civil Engineering and Architecture, Vol. 15, January 2021, pp. 285-293.

[30] M.J. Esfandiari and G. Urgessa, “Progressive Collapse Design of Reinforced Concrete Frames Using Structural Optimization and Machine Learning,” Structures, Elsevier, Vol. 28, December 2020, pp. 1252-1264.

[29] K.K. Kim, G. Urgessa, and J.H. Yeon, “Analysis and Modeling of Uniaxial Compressive Creep of MMA-Modified Unsaturated Polyester Polymer Concrete,” Journal of Material Research and Technology, Elsevier, Vol. 9, No. 6, November 2020, pp. 12773-12782.

[28] H.R. Amiri, M.J. Esfandiari, S.H. Dehghan Manshadi, and G. Urgessa, “A Novel Sensitivity-based Method for Damage Detection of a Structural Element,” Asian Journal of Civil Engineering, Springer, Vol. 21, September 2020, pp. 1079-1093.

[27] F.B. Mendonca, G. Urgessa, A.S. Augusto, and J.A.F.F. Rocco, “Experimental Records from Blast Tests of Ten Reinforced Concrete Slabs,” CivilEng, MDPI, Vol. 1, No. 2, September 2020, pp. 51-74.

[26] F.B. Mendonca, G. Urgessa, R.L. Dutra, R.F.B. Goncalves, K. Iha, and J.A.F.F. Rocco, “EPS Foam Blast Attenuation in Full-scale Field Test of Reinforced Concrete Slabs,” Acta Scientiarum, Vol. 42, January 2020, pp. 1-7.

[25] G. Urgessa, K.K. Yun, J. Yeon, and J.H. Yeon, “Thermal Responses of Concrete Slabs Containing Microencapsulated Low-Transition Temperature Phase Change Materials Exposed to Realistic Climate Conditions,” Cement and Concrete Composites, Elsevier, Vol. 104, November 2019, 103391.

[24] G. Urgessa and R. Sobeski, “Finite Element Analyses of the Penetration Depth of Ogive-nosed Projectiles into Conventional and Very-high Strength Concrete Target,” International Journal of Structural and Civil Engineering Research, Vol. 8, No. 3, August 2019, pp. 188-195.

[23] D. Kim, C.Y. Kim, G. Urgessa, J.H. Choi, C. Park, and J.H. Yeon, “Durability and Rheological Characteristics of High-volume Ground Granulated Blast-furnace Slag Concrete Containing CaCO3/anhydrate-based Alkali Activator,” Construction and Building Materials, Elsevier, Vol. 204, April 2019, pp. 10-19.

[22] M.J. Esfandiari, G. Urgessa, S. Sheikholarefin, and S.H. Manshadi, “Optimization of Reinforced Concrete Frames Subjected to Historical Time-History Loadings using DMPSO Algorithm,” Structural and Multidisciplinary Optimization, Springer, Vol. 58, No. 5, November 2018, pp. 2119-2134.

[21] G. Urgessa, K.B. Choi, and J.H. Yeon, “Internal Relative Humidity, Autogenous Shrinkage, and Strength of Cement Mortar Modified with Superabsorbent Polymers,” Polymers, MDPI, Vol. 10, No. 10, October 2018, 14 pages.

[20] F. Mendonca, G. Urgessa, and J. Rocco, “Experimental Investigation of 50 MPa Reinforced Concrete Slabs Subjected to Blast Loading,” Ingenieria e Investigacion, Vol. 38, No. 2, August 2018, pp. 27-33.

[19] F.B. Mendonca, G. Urgessa, K. Iha, R.J. Rocha, and J.A.F.F. Rocco, “Comparison of Predicted and Experimental Behavior of RC Slabs Subjected to Blast using SDOF Analysis,” Defense Science Journal, Vol. 68, No. 2, March 2018, pp. 138-143.

[18] N. Harris and G. Urgessa, “Strength of Flanged and Plain Cruciform Members,” Advances in Civil Engineering, Vol. 2018, January 2018, 7 pages.

[17] M.J. Esfandiari, G. Urgessa, S. Sheikholarefin, and S.H. Manshadi, “Optimum Design of 3D Reinforced Concrete Frames using DMPSO Algorithm,” Advances in Engineering Software, Elsevier, Vol. 115, January 2018, pp. 149-160.

[16] F.B. Mendonca, R.F.B. Goncalves, G. Urgessa, K. Iha, M. Dominques, and J.A.F.F. Rocco, “Computational Chemistry Employment in Verification and Validation of the Detonation Pressure of Plastic Explosive-PBX,” Journal of Chemistry News (Quimica Nova) in Portuguese, Brazilian Society of Chemistry, Vol. 41, No. 3, Nov. 2017, pp. 310-314.

[15] G. Urgessa, D. Lattanzi, and M. Casey, “Stability of Large Reinforcing Column Cages during Temporary Construction Conditions,” Practice Periodical on Structural Design and Construction, American Society of Civil Engineers, Vol. 21, No. 1, Feb. 2016, pp. 04015003:1-7.

[14] R. Sobeski and G. Urgessa, “Review of Quasi-analytical and Cavity Expansion Methods for Projectile Penetration of Concrete Targets,” International Journal of Protective Structures, SAGE Publications, Vol. 6, No. 1, Mar. 2015, pp. 43-64.

[13] W. Ali and G. Urgessa, “Computational Model for Internal Relative Humidity Distributions in Concrete,” Journal of Computational Engineering, Vol. 2014, Mar. 2014, 7 pages.

[12] M. Casey and G. Urgessa, “Temporary Support for Rebar Column Cages during Construction,” Practice Periodical on Structural Design and Construction, American Society of Civil Engineers, Vol. 18, No. 3, Aug. 2013, pp. 145-148.

[11] G. Urgessa, “Incorporating MATLAB® Modules in Reinforced Concrete Design Instruction,” Journal of Computer Applications in Engineering Education, Wiley, Vol. 22, No. 2, June 2013, pp. 209-215.

[10] W. Ali and G. Urgessa, “Numerical Prediction Model for Temperature Distributions in Concrete at Early Ages,” American Journal of Engineering and Applied Science, Science Publications, Vol. 5, No. 4, December 2012, pp. 282-290.

[9] G. Urgessa, “Vibration Properties of Beams using Frequency-domain System Identification Methods,” Journal of Vibration and Control, SAGE Publications, Vol. 17, No. 9, August 2011, pp. 1287-1294.

[8] G. Urgessa and T. Arciszewski, “Blast Response Comparison of Multiple Steel Frame Connections,” Journal of Finite Elements in Analysis and Design, Elsevier, Vol. 47, No. 7, July 2011, pp. 668-675.

[7] G. Urgessa and A. Maji, “Dynamic Response of Retrofitted Masonry Walls for Blast Loading,” Journal of Engineering Mechanics, American Society of Civil Engineers, Vol. 136, No. 7, July 2010, pp. 858-864.

[6] G. Urgessa and N. Hacene-Djaballah, “Modeling Impact Sound Reduction in Floating Wood Floors,” Journal of Wood Material Science and Engineering, Taylor and Francis, Vol. 4, No. 3/4, September 2009, pp. 125-130.

[5] G. Urgessa, “Finite Element Analysis of Composite Hardened Walls Subjected to Blast Loads,” American Journal of Engineering and Applied Science, Science Publications, Vol. 2, No. 4, September 2009, pp. 804-811.

[4] A.K. Maji, J.P. Brown, and G. Urgessa, “Full-Scale Testing and Analysis for Blast-Resistant Design,” Journal of Aerospace Engineering, American Society of Civil Engineers, Vol. 21, No. 4, October 2008, pp. 217-225.

[3] K.K. Choi, G. Urgessa, M.M Reda Taha, and A. Maji, “Quasi-balanced Failure Approach for Evaluating Moment Capacity of FRP Under-reinforced Concrete Beams,” Journal of Composites for Construction, American Society of Civil Engineers, Vol. 12, No. 3, June 2008, pp. 236-245.

[2] A.K. Ghosh, A.K. Maji, M.T. Leonard, D.V. Rao, B.C. Letellier, G. Urgessa, and S.G. Ashbaugh, “Accumulation and Head Loss Characteristics of Selected Pressurized Water Reactor LOCA-Generated Debris,” Journal of Nuclear Technology, American Nuclear Society, Vol. 154, No. 1, April 2006, pp. 69-84.

[1] G. Urgessa, S. Horton, M.M Reda Taha, and A. Maji, “Significance of Stress-Block Parameters on the Moment Capacity of Sections Under-reinforced with FRP,” ACI SP 230-87, American Concrete Institute, October 2005, pp. 1531-1550.