Photo of Ahmed Khalafallah

Ahmed Khalafallah

The Beavers Charitable Trust & Allan Myers Professor of Civil Construction Engineering & Management

Affiliation(s):

  • Civil and Environmental Engineering

221 Sackett Building

avk6434@psu.edu

814-863-7306

 
 

 

Education

  • BS, Civil Engineering, Cairo University, 2000
  • MS, Civil Engineering, Cairo University, 2002
  • PhD, Civil Engineering, University of Illinois Urbana-Champaign, 2006
  • Master Advisor Program, Western Kentucky University, 2012

Publications

Books

  • Ahmed Khalafallah, 2008, Construction Site Layouts: An Optimization Approach to Planning and Managing Airport Expansion Projects, VDM Publishing

Journal Articles

  • Khaled Alrasheed, Ahmed Khalafallah, Afrah AlShaheen and Haya Albader, 2023, "Litigation versus Judicial Arbitration as Binding Dispute Settlement Techniques in Public Construction Projects", Journal of Legal Affairs and Dispute Resolution in Engineering and Construction, 15, (1), pp. 04522034
  • K Hyari and Ahmed Khalafallah, 2023, "Bid Adjustment Model for Controlling Quantity Variation Impacts in Unit Price Contracts", Journal of Legal Affairs and Dispute Resolution in Engineering and Construction, 15, (4), pp. 1–10
  • Ahmed Khalafallah, Ehab Soliman and Khaled Alrasheed, 2022, "Impacts of covid-19 on the middle east construction industry", Journal of Engineering Research, 10, (3B)
  • Michael Gerges, Peter Demian, Ahmed Khalafallah and Marek Salamak, 2022, "Occupants’ Perspectives of the Use of Smartphones during Fire Evacuation from High-Rise Residential Buildings", Applied Sciences, 12, (11), pp. 5298
  • Ahmed Khalafallah, Nourah Almashan and Nada Abdel Haleem, 2020, "Port Construction Planning: Automated System for Projecting Expansion Needs", Journal of Waterway, Port, Coastal, and Ocean Engineering, 146, (6), pp. 04020040
  • Ahmed Khalafallah, Nabil Kartam and Rawan Abdel Razeq, 2019, "Bilevel standards-compliant platform for evaluating building contractor safety", Journal of Construction Engineering and Management, 145, (10), pp. 04019054
  • Ahmed Khalafallah and Yasmin Shalaby, 2019, "Change orders: Automating comparative data analysis and controlling impacts in public projects", Journal of construction engineering and management, 145, (11), pp. 04019064
  • Rawan Abdelrazeq and Ahmed Khalafallah, 2018, "A Framework for an Automated Decision Support System for Selecting Safety-Conscious Building Contractors in Kuwait", International Journal of Civil and Environmental Engineering, 10, (9)
  • Ahmed Khalafallah and Khaled Hesham Hyari, 2018, "Optimization parameter variation: improving biobjective optimization of temporary facility planning", Journal of Computing in Civil Engineering, 32, (5), pp. 04018036
  • Ahmed Khalafallah and Ahmed Fahim, 2018, "Project Delivery Systems for Healthcare Projects: To Lean or Not to Lean", Lean Construction Journal, 14
  • Khaled Hesham Hyari, Nasim Shatarat and Ahmed Khalafallah, 2017, "Handling risks of quantity variations in unit-price contracts", Journal of Construction Engineering and Management, 143, (10), pp. 04017079
  • Noor M Abdulfattah, Ahmed Khalafallah and Nabil A Kartam, 2017, "Lack of BIM training: investigating practical solutions for the State of Kuwait", International Journal of Civil and Environmental Engineering, 11, (8), pp. 1106--1112
  • Rawan A Abdelrazeq, Ahmed Khalafallah and Nabil A Kartam, 2016, "A Framework for an Automated Decision Support System for Selecting Safety-Conscious Contractors", International Journal of Civil and Environmental Engineering, 10, (9), pp. 1154--1159
  • Mohamed Abdel-Raheem and Ahmed Khalafallah, 2013, "Assessing the performance of electimize in solving NP-complete optimization problems", Int. J. Soft Comput. Softw. Eng., 3, (3), pp. 359--364
  • Mohamed Abdel-Raheem and Ahmed Khalafallah, 2013, "Modeling combinatorial optimization problems using Electimize", Procedia Computer Science, 16, pp. 449--458
  • Ahmed Khalafallah and Khaled El-Rayes, 2011, "Automated multi-objective optimization system for airport site layouts", Automation in Construction, 20, (4), pp. 313--320
  • Ahmed Khalafallah and Mohamed Abdel-Raheem, 2011, "Electimize: new evolutionary algorithm for optimization with application in construction engineering", Journal of Computing in Civil Engineering, 25, (3), pp. 192--201
  • Mohamed Abdel-Raheem and Ahmed Khalafallah, 2011, "Using electimize to solve the time-cost-tradeoff problem in construction engineering", Computing in Civil Engineering Proceedings, 250, (257), pp. 2011
  • Ahmed Khalafallah and Khaled El-Rayes, 2008, "Minimizing construction-related security risks during airport expansion projects", Journal of Construction Engineering and Management, 134, (1), pp. 40
  • Ahmed Khalafallah, 2008, "Neural network based model for predicting housing market performance", Tsinghua Science and Technology, 13, (S1), pp. 325--328
  • Ahmed Khalafallah and Khaled El-Rayes, 2006, "Minimizing construction-related hazards in airport expansion projects", Journal of Construction Engineering and Management, 132, (6), pp. 562--572
  • Ahmed Khalafallah and Khaled El-Rayes, 2006, "Optimizing airport construction site layouts to minimize wildlife hazards", Journal of Management in Engineering, 22, (4), pp. 176--185
  • Khaled El-Rayes and Ahmed Khalafallah, 2005, "Trade-off between safety and cost in planning construction site layouts", Journal of construction engineering and management, 131, (11), pp. 1186--1195
  • Ahmed Khalafallah and K El-Rayes, 2004, "Safety and cost considerations in site layout planning", Housing and Building Research Centre Journal, 1, (1), pp. 141--150

Conference Proceedings

  • S Haniya, K Alrasheed and Ahmed Khalafallah, 2023, "Teachers' Perceptions of Digital Learning Approaches and Practices in Challenging Times"
  • K Alrasheed, Ahmed Khalafallah, A AlShaheen and H Albader, 2022, "Litigation vs. Judicial Arbitration as Binding Dispute Settlement Techniques in Public Construction Projects"
  • S Haniya, Ahmed Khalafallah and K Alrasheed, 2022, "E-Learning Through a Global Lens: The Pandemic Disruption and the Education System in Kuwait"
  • M Almutawa and Ahmed Khalafallah, 2019, "Understanding the Role of Accurate Labor Productivity Estimates in Construction Sustainability"
  • Nermin Shaghlil and Ahmed Khalafallah, 2018, "Automating Highway Infrastructure Maintenance Using Unmanned Aerial Vehicles", pp. 486--495
  • Yasmin Shalaby and Ahmed Khalafallah, 2018, "Change Order Disputes: Technical Causes and Negative Effects in Kuwait", pp. 315--325
  • Y Shalaby and Ahmed Khalafallah, 2018, "Change Order Disputes: Technical Causes and Negative Effects in Kuwait"
  • N Abdulfattah, Ahmed Khalafallah and N Kartam, 2017, "Lack of BIM Training: Investigating Practical Solutions for the State of Kuwait"
  • R Abdelrazeq, Ahmed Khalafallah and N Kartam, 2016, "A Framework for an Automated Decision Support System for Selecting Safety-conscious Contractors"
  • Abdulaziz Saleh Alfouzan and Ahmed Khalafallah, 2014, "Housing and Construction Cost Escalation: Causes and Effects in Riyadh"
  • M Abdel-Rheem and Ahmed Khalafallah, 2013, "Modeling Combinatorial Optimization Problems Using Electimize"
  • M Abdel-Raheem and Ahmed Khalafallah, 2013, "Assessing the Performance of Electimize in Solving NP-Complete Optimization Problems"
  • Mohamed Abdel-Raheem and Ahmed Khalafallah, 2012, "Application of electimize in solving the construction site layout planning optimization problem", pp. 1124--1134
  • Mohamed Abdel-Raheem and Ahmed Khalafallah, 2011, "Introduction of a New Optimization Mechanism for Electimize", pp. 8--13
  • Ahmed Khalafallah, N Yousef, A Elshennawy and M Abdel-Raheem, 2010, "Cost Effectiveness and Risks of Outsourcing Quality Control Verification for Highway Projects"
  • Ahmed Khalafallah, A Elshennawy, N Yousef and M Abdel-Raheem, 2010, "Evaluating Contractor Quality Control under Material and Non-Material Models", pp. 876-885
  • Ahmed Khalafallah, A Elshennawy, N Yousef and M Abdel-Raheem, 2009, "Verification of Contractor Quality Control (CQC) Program: An Analytical Study to Assess New Trends in Verification Procedures", pp. 87 – 92
  • Yasser Hosni, Ahmed Khalafallah and M Abdel-Raheem, 2009, "Asset Maintenance Rating Systems: Analysis and Enhancement of Highway Elements and Features"
  • Mohamed Abdel-Raheem and Ahmed Khalafallah, 2009, "Framework For A Multi-Level Evolutionary Algorithm For Construction Optimization.", pp. 129--134
  • Ahmed Khalafallah, 2008, "Neural Network Based Model for Predicting Housing Market Performance"
  • Ahmed Khalafallah and Khaled El-Rayes, 2006, "Decision support system for optimizing construction site layouts"
  • Ahmed Khalafallah, M Taha and Moheeb El-Said, 2005, "Estimating residential projects cost contingencies using a belief network", pp. 21--22
  • Ahmed Khalafallah and K El-Rayes, 2004, "Safety and Cost Considerations in Site Layout Planning"

Other

  • K Alrasheed, Ahmed Khalafallah and S Haniya, 2021, "Transforming General Education through E-learning: Theoretical Framework Based on Kuwait’s Experience"
  • Ahmed Khalafallah, Ahmad Elshennaway and Nebeel Yousef, 2009, "Cost and quality effectiveness of material and non-material models in contractor quality control (CQC) system: final report, July 2009."
  • Yasser Hosni and Ahmed Khalafallah, 2008, "Florida Maintenance Rating Program (MRP) Assessment and Enhancement"
  • Ahmed Khalafallah, 2006, "Optimal construction site layout planning for airport expansion projects"
  • Ahmed Khalafallah, 2002, "Estimating Cost Contingencies of Residential Buildings Projects Using Belief Networks"

Research Projects

Honors and Awards

  • Research Publication Reward, Kuwait University, 2020
  • MSETM Award, Western Kentucky University, 2012
  • Builders of the Realm Award, Department of Civil, Environmental, and Construction Engineering, University of Central Florida, 2008
  • Beavers Myers Professorship, The Beavers Charitable Trust and Allan Myers Inc., August 2022

Service

Service to Penn State:

  • Committee Work, Member, CEE Lecture Series Committee, CEE, CEE Lecture Series Committee, August 2022

Service to External Organizations:

  • Testifying as an Expert Witness, Chairperson, Chair of Expert Witness Team, Ministry of Justice, 2017 - 2019