RSS 1.0Faculty Publications-Engineering Technology
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Evaluation of Petroleum Resin in Rubberized Asphalt Binder
(Multidisciplinary Digital Publishing Institute, 2021-08-19)The crumb rubber modified (CRM) binder was evaluated considering the general operating temperatures of high, intermediate, and low temperatures. CRM binders were produced with four different contents (0, 5, 10, and 15%) ... -
Cost-Effectiveness of Conventional Compaction (CC) and Intelligent Compaction (IC) Methods of Asphalt Pavement Overlay
(Multidisciplinary Digital Publishing Institute, 2021-10-26)The use of intelligent compaction (IC) in asphalt overlay includes the use of double-drum IC rollers, a roller measurement system, global position system (GPS) radio/receiver/base station, infrared temperature sensors, and ... -
Laboratory Characterization of Asphalt Binders Modified with Styrene Butadiene Rubber (SBR)
(Multidisciplinary Digital Publishing Institute, 2021-12-12)The study describes the laboratory assessment (physical and rheological properties) of the binders (PG 64-22 and PG 76-22) modified with Styrene Butadiene Rubber (SBR), and a comprehensive comparison between these two ... -
Development of Non-Proprietary Ultra-High Performance Concrete Mixtures
(Multidisciplinary Digital Publishing Institute, 2022-11-03)The development of non-proprietary Ultra-High Performance Concrete (UHPC) is one way to reduce the initial cost of construction. However, workability is a major issue for which such mixtures are not practical in field ... -
Analytical Model of Two-Directional Cracking Shear-Friction Membrane for Finite Element Analysis of Reinforced Concrete
(Multidisciplinary Digital Publishing Institute, 2021-03-17)There are a multitude of existing material models for the finite element analysis of cracked reinforced concrete that provide reduced shear stiffness but do not limit shear strength. In addition, typical models are not ... -
Comprehensive Assessment of a Project Based Learning Application in a Project Management Course
(Gate Association for Teaching and Education (GATE), 2021-07)The focus of this study is to implement multiple assessment methods in order to comprehensively assess the impact of a Project Based Learning (PrBL) application in construction project management course. The assessment ... -
Deep Regression Prediction of Rheological Properties of SIS-Modified Asphalt Binders
(Multidisciplinary Digital Publishing Institute, 2020-12-16)The engineering properties of asphalt binders depend on the types and amounts of additives. However, measuring engineering properties is time-consuming, requires technical expertise, specialized equipment, and effort. This ... -
Laboratory Evaluation of Sustainable PMA Binder Containing Styrene-Isoprene-Styrene (SIS) and Thermoplastic Polyurethane
(Multidisciplinary Digital Publishing Institute, 2020-12-02)In this study, thermoplastic polyurethane (TPU) and styrene-isoprene-styrene (SIS) were utilized to enhance asphalt binder properties. Superpave asphalt binder tests and multiple stress creep recovery (MSCR) were conducted ... -
Geosynthetic Reinforced Steep Slopes: Current Technology in the United States
(Multidisciplinary Digital Publishing Institute, 2019-05)Geosynthetics is a crucial mechanism in which the earth structures can be mechanically stabilized through strength enforcing tensile reinforcement. Moreover, geosynthetic reinforcement stabilizes steep slopes through ... -
Evaluation of the Efficiency of Limestone Powder in Concrete and the Effects on the Environment
(Multidisciplinary Digital Publishing Institute, 2018-02)The major environmental impact of concrete comes from the CO2 emissions, produced during the cement manufacturing process. The main goal of this research project is to evaluate the efficiency of limestone powder as a partial ... -
Thermophysical Characteristics of the Ferrofluid in a Vertical Rectangle
(Multidisciplinary Digital Publishing Institute, 2015-02)The article aimed to analytically investigate the thermophysical behaviors of a ferrofluid in a vertical rectangle with the variation of intensity of the magnetic field, viscosity of the ferrofluid and boundary conditions. ... -
Developing Sustainable Ultra High Strength Concrete Mixtures Using Spent Foundry Sand
(David Publishing Company, 2019)This study presents the development of ultra high strength concrete (UHSC) that has been made more sustainable by using both local materials from central Texas and spent foundry sand (FS) from the metal casting industry, ... -
Constructing an Automation Table for an Image-Based Arabidopsis Resistance Assay
(Elsevier, 2020-05)No abstract prepared. -
Integrating an Introduction to Engineering Experience into a University Seminar Course
(American Society for Engineering Education, 2016-06)Retention statistics show that the most drastic decline in retention rates for engineering and engineering technology majors at Texas State University occur after the first and second years. To address this issue, the LBJ ... -
Multi-Disciplinary Summer Orientation Sessions for First-Year Students in Engineering, Engineering Technology, Physics, and Computer Science
(American Society for Engineering Education, 2016-06)This work in progress is motivated by a self-study conducted at Texas State University. The study revealed that the average second year science, technology, engineering and math (STEM) student retention rate is 56% vs. 67% ... -
Characterization and Early Age Physical Properties of Ambient Cured Geopolymer Mortar Based on Class C Fly Ash
(Springer, 2015-03)The critical element for sustainable growth in the construction industry is the development of alternative cements. A new technological process called geopolymerization provides an innovative solution, and the presence of ... -
Investigation of Rheological Properties of Blended Cement Pastes Using Rotational Viscometer and Dynamic Shear Rheometer
(Hindawi Publishing Corporation, 2018-02)To successfully process concrete, it is necessary to predict and control its flow behavior. However, the workability of concrete is not completely measured or specified by current standard tests. Furthermore, it is only ... -
Micro-Accelerometer Based on Vertically Movable Gate Field Effect Transistor
(Springer Open, 2015)A vertically movable gate field effect transistor (VMGFET) is proposed and demonstrated for a micro-accelerometer application. The VMGFET using air gap as an insulator layer allows the gate to move on the substrate vertically ... -
Effect of Production Process on Performance Properties of Warm Rubberized Binders
(Elsevier, 2019-12)The study presents an experimental evaluation of performance properties of two different production processes of warm rubberized binder. Two types of rubberized binder were produced through dry process and wet process and ... -
Cost Effectiveness of Crack Treatment Methods: A Field Study
(Elsevier, 2019-12)In the United States, more than 94% highways are paved with asphalt materials and placing crack sealant materials has been a common pavement maintenance for decades. Crack sealing treatment includes the use of a router ...
