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Other Civil and Environmental Engineering

Civil and Environmental Engineering

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Full-Text Articles in Civil Engineering

Evaluation Of The Effect Of Mls Density Level Data On Dem, Essam Ghanem, Mostafa Rabah, Fekry Ashraf Apr 2023

Evaluation Of The Effect Of Mls Density Level Data On Dem, Essam Ghanem, Mostafa Rabah, Fekry Ashraf

Mansoura Engineering Journal

Mobile laser scanning (MLS) systems are quickly establishing themselves as the primary source of high-quality digital elevation models (DEM). Data density is the key element that determine the quality of DEMs. Moreover, point density acts a vital role in MLS operation planning and MLS project's cost. This study's goal was to evaluate the impact of point density from MLS on creating DEMs and the accuracy of computed volume in different interpolation methods. The finding demonstrated that the DEM's quality and the volume are more impacted by density level and interpolation method. Interpolation methods are affected by point density. There is …


Numerical Investigations Of Gfrc Beams Strengthened In Shear With Innovative Techniques, Marwa H. Bondok, Gamal I. Khaleel, Ahmed S. Debaiky, Mohamed H. Makhlouf Apr 2023

Numerical Investigations Of Gfrc Beams Strengthened In Shear With Innovative Techniques, Marwa H. Bondok, Gamal I. Khaleel, Ahmed S. Debaiky, Mohamed H. Makhlouf

Mansoura Engineering Journal

This paper discusses the Finite Element analysis (FE) conducted to predict the behavior of Glass Fiber Reinforced Concrete (GFRC) beams without shear reinforcement (stirrups) and strengthen them with proposed techniques to increase their shear strength. for this study, A total of eighteen (18) (120 * 300 * 2200 mm) specimens were modeled using Ansys™ mechanical. The main variables were the percentage of discrete glass fiber in the concrete (0.0, 0.6, and 1.2%), the type of main reinforcing bars (steel or GFRP), the shear strengthening material (GFRP or steel) links, the strengthening systems (side near-surface mounted (SNSM) bars, externally bonded (EB) …