• “Class Discriminatory Information of Unbound Granular Layers using Statistical Pattern Recognition Techniques”, 4th International Conference on Transportation Geotechnics, Chicago, Illinois, May, 2022.
  

• “A Framework to Quantify the Reduction of Pavement Service Life in Overload Corridors using Portable Weigh-In-Motion Data”, Presented at the 101 Annual Meeting Transportation Research Board (TRB), Washington DC, January, 2022.
  

• “A Novel Framework for the Quantification of Damages in the Overload Corridors” Presented at the 99th Annual Meeting Transportation Research Board (TRB), Washington DC, January 14th, 2020.

• “Application of Genetic Expression Programming for the Estimation of Strength Properties of Cement Stabilized Reclaimed Materials” Presented at the 99th Annual Meeting Transportation Research Board (TRB), Washington DC, January 14th, 2020.
  

• “Laboratory Investigation of Moisture Susceptibility Protocols for Cement Treated Aggregate Bases and Soils” Presented at the 99th Annual Meeting Transportation Research Board (TRB), Washington DC, January 13th, 2020.

• “Laboratory investigation of the cyclic behavior of cementitiously stabilized granular materials using dissipated strain energy method “Geo-Structural Aspects of Pavements, Railways, and Airfields, November 2019, Colorado Springs, CO, United States.

• “ Development of a Mechanistic Approach to Quantify Pavement Damage using Axle Load Spectra from South Texas Overload Corridors “ Geo-Structural Aspects of Pavements, Railways, and Airfields Conference (GAP 2019), November 2019, Colorado Springs, Colorado.

• “Geotechnical Aspects of JSC-MARS1 regolith Simulants”, Johnson Space Center, August 2019, Houston Texas.

 

• Analysis and Design of Inverted Pavements, Regional Congress of Civil Engineers Students COREIC 2019, October 2019, University of Piura (UDEP), Piura, Peru.

 

• Characterization of the Moisture Susceptibility of Stabilized Pavement Foundations, Regional Congress of Civil Engineers Students COREIC 2019, October 28th to October 31st, University of Piura (UDEP), Piura, Peru.

 

• Quantification of Transportation Damages due to Overweight Trucks, Regional Congress of Civil Engineers Students COREIC 2019, October 2019, University of Piura (UDEP), Piura, Peru.

 

• Geotechnical Aspects of Extraterrestrial Simulants, Regional Congress of Civil Engineers Students COREIC 2019, October 2019, University of Piura (UDEP), Piura, Peru.

 

• “Scale Effects in the Indirect Tensile and Unconfined Compressive Strength Tests of Cement-Stabilized Base Materials “ASCE’s International Conference on Case Histories in Geotechnical Engineering, Geo-Congress 2019, Philadelphia, PA, United States.

 

• “Evaluation of the Mechanical Behavior of Shirin-dare earth Dam by the Numerical Analysis and Monitoring “ASCE’s International Conference on Case Histories in Geotechnical Engineering, Geo-Congress 2019, Philadelphia, PA, United States.

 

• “Alternative Approaches for the laboratory Evaluation of Moisture Susceptibility of Cementitious Materials “. ASCE’s International Airfield and Highway Pavements Conference 2019, Chicago, Illinois, United States.

 

• “Geotechnical Aspects of the Lunar Regolith Simulants”, Johnson Space Center (JSC), NASA, Houston, TX, August 15th, 2018.

 

• “Analysis and Design of Inverted Pavements, Challenges and Opportunities”, ASCE Conference, Ames, Iowa, March 22nd, 2018.

 

• “Application of Energy Methods for the Design of Pavement Foundations”, ASCE Geo Institute Conference, San Antonio, TX, March 9th, 2018.

 

• “A practical Approach for the Estimation of the Strength and Resilient Properties of Cementitious Materials”, Presentation at the 97th Annual Meeting of the Transportation Research Board (TRB), Washington DC, January, 2018.

 

• “Analysis of Cyclic Behavior of Geomaterials Using Dissipated Energy Concept”, Presentation at the ASCE’s International Conference on Highway Pavements and Airfield Technology, Philadelphia, PA, August 30th, 2017.

 

• “Stability Control of the Unbound Aggregate Base in Multi-Layer Pavement Structures”, Presentation at the ASCE’s International Conference on Highway Pavements and Airfield Technology, Philadelphia, PA, August 28th, 2017.

 

• “Permanent Deformation Prediction of Unbound Granular Layers with Varying Moisture and Fines Content using Constant Confining Pressure Stress Paths, Presented at the 96th Annual Meeting Transportation Research Board (TRB), Washington DC, January 9th, 2017.

 

•  “Analysis and Design of Inverted Pavements, Texas and Virginia Experiences”, Presented at the 96th Annual Meeting Transportation Research Board (TRB), Washington DC, January 8th, 2017.

 

• “Laboratory Test Methods for the Characterization of the Fatigue Life of the Cement Stabilized Base Layers in Texas”, Workshop Conducted for TxDOT Districts, El Paso, TX, August 29th, 2016.

 

•  “Effect of Different Levels of Moisture Intrusion on the Dynamic Modulus and Tensile Properties of Dense Graded Hot Mix Asphalt Using a Cyclic Moisture Induced Stress Tester”. Presented at the ASCE’s International Conference on Transportation and Development (T&DI), Houston, TX, July 27th, 2016.

 

•  “Temperature Sensitivity of Precast Concrete Panels Used for the Repair of the Rigid Pavements”. Presented at the ASCE’s International Conference on Transportation and Development (T&DI), Houston, TX, July 28th, 2016.

 

• “Laboratory Characterization of the Fatigue Performance of Cement Stabilized Materials in Texas”. Presented at the ASCE Geo-Institute Conference, Geo-San Antonio, San Antonio, TX, March 18th, 2016.

 

• "Mechanistic-Empirical Design of Inverted Pavements, Experience in BullRun Virginia", Presented at the 95th Annual Meeting Transportation Research Board (TRB), Washington DC, January 11th, 2016.

 

• “Characterization of the Fatigue Performance of the Chemically Stabilized Materials Tailored Towards the Construction and Repair of Military Airfield Runways”, Workshop Conducted for the Representatives of the US Air Force Research Laboratory (AFRL), November, 2015.

 

• "Challenges and Opportunities in the New Mechanistic-Empirical Pavement Design", Presented for the Texas Chapter for the American Society of Civil Engineers (ASCE), El Paso TX, June 24th, 2015.

 

• "Airport Rubber Removal: A Comparison of Ultra-High Pressure Runway Rubber Removal Systems "Presented in the ASCE Airfield and Pavement Conference, ASCE T&DI, Los Angeles CA, June 11th, 2013.

 

• "Use of Recycled Concrete Materials as Aggregate Base Layers". Presented in the ASCE Airfield and Pavement Conference, ASCE T&DI, Los Angeles CA, June 11th, 2013.

 

• "Optimum Use of Local Materials for Roadway Bases and Sub-bases" Presented in the ASCE Airfield and Pavement Conference, ASCE T&DI, Los Angeles CA, June 10th, 2013.

 

• "Mechanistic Performance Characterization of Pavements Incorporating Recycled materials”, Presented in GeoCongress-2012 Symposium, Oakland CA, March 26th, 2012.

 

• “Performance Characterization of Precast Concrete Panels for Rapid Repair of Military Runways”, Transportation Systems Workshop, Austin, Texas March 8th, 2012.

 

• “Mechanistic Characterization and Performance Evaluation of Recycled Aggregate Systems”, 91st Annual Meeting of Transportation Research Board (TRB), Washington D.C., January 2012.

 

• “Use of Recycled Aggregate Systems as Unbound Aggregate Base layers”, the American Society of Civil Engineering (ASCE) Annual Meeting in St. Augustine FL, July 15th, 2011.

 

• “Field Evaluation of Rigid Pavement Repairs using Precast Concrete Panels”, the American Society of Civil Engineering (ASCE) Annual Meeting in St. Augustine FL, July 15th, 2011.

 

• “Anisotropic Characterization of Pavement Foundations” Presentation in 2011 Engineering Mechanics Institute EMI-2011 conference, Boston, MA. June 3rd 2011.

 

• “Inverted Pavement Demonstration/Workshop”, Technical Seminar and Technology Transfer Workshop on Inverted Pavements. Manassas VA. May 25th, 2011.

 

• “Performance Related Aggregate Testing protocol for Sustainable Design of Recycled Pavements”, International Symposium on Testing and Specification of Recycled Materials for Sustainable Geotechnical Construction, Baltimore MD, February 2nd 2011.

 

• “Pre-cast Concrete panels for Contingency Repair of Airfield Runways”, 90th Annual Meeting of Transportation Research Board, January 25th 2011, Washington D.C., January 25th 2011.

 

• “Performance Evaluation of Pre-cast Slabs for Contingency Rigid Airfield Pavement Damage Repair”, Pavement Evaluation Conference, Roanoke VA, October 26th 2010.

 

• “Application of FWD in Performance Characterization of Pre-Cast Panels used in Rapid Repair of Severely Damaged Airfield Runways” Presented at 19th Annual FWD (Falling Weight Deflectometer) Users Group Meeting, Gainesville, FL September 20th 2010.

 

• “Review and Update on Current ICAR Design Project”, ICAR Technical Advisory Committee and FHWA (Federal Highway Administration) Technical Work Group, Alexandria Virginia, June 30th, 2010. 

 

• “Evaluation of the Impact of Lime on Pavement Performance using Dynamic Mechanical Analysis” National Lime Association (NLA) meeting, University of Nevada at Reno, Reno Nevada, October 6th 2009.

 

• “New Design Methodology for Pavement Foundations”, 17th Annual ICAR (International Center or Aggregate Research) Symposium, Austin, Texas, May 2009.

 

• “VDOT & Luck Stone By-Pass Project: Use of Inverted Base Techniques”, 2nd National Aggregate Base Conference, Orlando, Florida, March 2009.

 

• “Material Factors That Influence Anisotropic Behavior of Aggregate Bases”, 87th Annual Meeting of Transportation Research Board, Washington D.C., January 2008.

 

• “Anisotropic Modeling of Unbound Aggregate Bases”, Invited Speaker, Aggregate Base Symposium Kansas-Missouri, Kansas, May 2007.

 

• “Optimizing the Performance of Base Layers with High Fines Content”, presented at 15th annual ICAR Symposium, Austin, Texas, April 2007.

 

• “Evaluation of Impact of Fines on the Performance of Lightly Cement Stabilized Aggregate Systems”, the 86th Annual Meeting of Transportation Research Board, Washington D.C., January 2007.

 

• “Characterization of the Bitumen Additives in Recycled Asphalt”, First National Symposium on Polymer Modified Binders, Iran Polymer Institute. Tehran, Iran, December 17th 2002.