Engineering and Technology

Mahdi Karkush is a Professor of Civil Engineering at the Department of Civil Engineering, University of Baghdad, and has served as the President of the Iraqi Scientific Geotechnical Society (ISGS) since 2018. He earned his B.Sc. in Civil Engineering from the University of Babylon in 1995 (ranking 3rd), his M.Sc. in Civil Structural Engineering in 1998, and his Ph.D. in Civil Geotechnical Engineering from the University of Baghdad in 2008. Prof. Karkush began his academic career at the University of Babylon (1999–2008) before joining the University of Baghdad, where he continues his teaching, research, and professional activities.

• Section 1: Geotechnical Engineering and Technology 1. Load Transfer Mechanisms in Embankment over Rigid Inclusions: A Review 2. Modifying Geotechnical Properties of Cohesive Soil Using Polypropylene Fibers 3. Tensile Strength Evaluation of Cement-Stabilized Silty Sand with RoadCem Additive 4. Effect of Carbon Fiber Reinforcement Length on the Dynamic Behavior of Machine Foundations in Sandy Soil 5. Evaluation of Drilling Quality Using Bentonite Mud with Organic Wastes 6. Numerical Simulation of Twin Tunnels Behavior Subjected to Seismic Load 7. Analysis of Case Studies of Deep Excavations for Construction of Underpass Expressways 8. Improvement of the Performance of Anchor Plate Embedded into Sandy Soil with and without cavity for submerged and unsubmerged conditions 9. Experimental Investigation on the Durability and Strength of Geopolymer-Treated Highway Subgrade Soils Under Freeze-Thaw Cycles 10. Influence of Spent Tea as a Partial Cement Replacement on the Mechanical Performance of Cementitious Clayey Soil 11. Studying the Behavior of Piles Near Clayey Slopes 12. Bearing Capacity of Reinforced Clayey Soil under Square Foundation 13. Enhancing Bearing Capacity of Soft Clay by Deep Mixing with Cement 14. Slope Stability Prediction Using K-Nearest Neighbors and Artificial Neural Networks 15. Bearing Capacity of Medium Soil Supported Raft Foundation and Treated Sand Columns with Sodium Silicate 16. Numerical Analysis of Consolidation Settlement in Clayey Soil under Raft Foundation 17. Behavior of Single Sand Column in Partially Saturated Soil for Different Length to Diameter Ratios 18. Advancements in Stone Column Performance Using Sustainable Alternatives to Natural 19. Evaluating the shear strength of sandy soil treated with wood and steel waste additives 20. Investigation of Glass Waste Effect on the Rheological Characteristics Incorporated with GIS Technique of Several Locations in Kirkuk-Iraq 21. Impact of Wetting-Drying Cycles on the Mechanical Behavior of Geopolymer-treated Clay Subgrade Soil for Highway Applications 22. Effect of Fluctuation in the Levels of Al-Wand River on the Stability of Al-Wand Earth Dam 23. Sustainable Enhancement of Gypseous Soils Using Deep Mixing with Cutback Binder 24. Review Stabilized Soil by Lime and Rice Husk Ash 25. Advancements in Biochar-Enhanced Plant Microbial Fuel Cells (PMFCs) for Sustainable Energy in Central Asia: A Review 26. Using Recycled Vegetable Boxes as Geogrid for Reinforced Cushion Layer in Disconnected Piled-Raft Foundation 27. The Influence of Hydraulic Parameters on Sediment Dynamics in Laboratory Open Channels: A Review Study 28. Comparison of Different Equations Used to Estimate the Stability of Riprap Layers for Channel Application 29. The Impact of the 2019 Tigris River Flood Event on Al-Tharthar Canal: A Hydraulic and Inundation Map Analysis 30. Identify the Roughness Coefficient for the Tigris River along the Reach of Baghdad City Using HEC-RAS 31. Effect of Spur Dikes Type and Shape on the Scouring: A Comprehensive Review of Influencing Factors and Future Perspectives Section 2: Structural Engineering and Technology 32. The Structural Performance of Ferrocement Beams with Waste Plastic Fibers and Longitudinal Holes 33. Behavior of Reinforced Concrete Deep beam with Openings: A review 34. Replacing fine aggregate in concrete mixes by porcelain partially and totally 35. Finite Element Analysis of Shear Walls Evaluating the Impact of different shear walls configurations on building response during Seismic Events 36. Effect of Basalt Fibers on Properties Reactive Powder Concrete: Review 37. Evaluating the impact of Waste Plastic Fibers (PET) on the properties of Self-Compacting Concrete 38. Machine Learning Methods by Using XGBoost Model to Predict the Shear Strength of Reinforced Concrete Deep Beams 39. Flexural Behavior of Ferrocement Folded Precast Roof Element 40. Shear Strength Improvement in RC Beams Using NSM-Steel Bars with Reinforced Geopolymer Paste Adhesives 41. Effect of Increasing Dimensions of Waffle Slabs in Two-Way Composite Systems 42. Dimensional study of Reinforced Concrete Shear Walls: An Investigation of Aspect Ratio Seismic Effects 43. Types of Connection Between PVC Pipe and Concrete Manhole in Sewer System 44. Use of Waste Materials in the Production of Eco-friendly Bricks: Towards a Clean and Sustainable Environment 45. Advancing the Circular Economy through the Use of Plastic Waste in Construction and Architectural Façades 46. A Review of AI and ML Applications for the Prediction of Shear Strength of RC Deep Beam 47. Structural Performance of Reinforced Concrete Beams under Impact Loading: A Review 48. Studying the Distribution of Waste Tire Rubber Particles, Splitting Tensile Strength, and Abrasion Resistance of Fiber-Reinforced Rubberized Foamed Concrete 49. Evaluating the High Strength Concrete Columns Using Modified Partial Strength Reduction Factors: A Literature Review and Analysis of Theories and Equations 50. Effect of Curing Method on Compressive Strength of Sustainable Fibers Reinforced Geopolymer Concrete 51. Exploratory Factors Affecting Building Construction Costs in Iraq 52. Enhancing Duration Estimation Accuracy for Sewage Pipeline Projects: An Artificial Neural Network Approach 53. Finding Criteria for Residential Investment Projects in Iraq: A Sustainability Based Approach 54. Life Cycle Cost Analysis of Residential Complexes: Application to Case Study: Iraqi Projects 55. Assessing contractors' prequalification criteria and their impact on the success of road and bridge projects in Iraq 56. Risks Affecting the Cost and Time Schedule for Public School Projects in Iraq 57. Improving Work Performance using Ergonomic Principles: A Comparison of Conventional and Contemporary Construction Techniques