Expert Details
Bridge Design, LS-DYNA, Concrete Pavements, Road Smoothness, Structural Analysis, Failure Analysis
ID: 731024
West Virginia, USA
Extensive experience with 3D nonlinear finite element analysis of diverse complex structures using LS-DYNA. Problems involved mesh construction of complicated geometries, contact, nonlinear material behavior, fracture and failure analysis, and validating results with experimentally measured data. Experience with lightweight composite structures with emphasis on automotive lightweighting technologies and, lightweight dense hydrogen storage systems. Structural characterization of lightweight composite materials including polymer reinforced composites and metal matrix composites.
Starting his career as a structural/geotechnical engineer, followed by long experience with long-term field monitoring of the performance of various types of bridges, Expert was exposed to many problems associated with bridge construction and design specifications such as early age full-depth longitudinal cracks in empirically designed bridge decks, transverse deck cracking, out-of-plane web distortion of steel I-girders, restrained bridge expansion at integral abutment or expansion joints, etc. Expert provided expert assistance in several issues such as early age longitudinal cracking of empirically designed bridge decks and out-of-plane distortion of steel girders through WVDOT/FHWA task force in 2006-2007.
Education
| Year | Degree | Subject | Institution |
|---|---|---|---|
| Year: 2003 | Degree: Ph.D | Subject: Civil Engineering | Institution: West Virginia University |
| Year: 1999 | Degree: MS | Subject: Civil Engineering | Institution: West Virginia University |
| Year: 1995 | Degree: BS | Subject: Civil Engineering | Institution: Alexandria University |
Work History
| Years | Employer | Title | Department |
|---|---|---|---|
| Years: 2014 to Present | Employer: Undisclosed | Title: Senior Structural Engineer | Department: |
Responsibilities:Available upon request. |
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| Years | Employer | Title | Department |
| Years: 2014 to Present | Employer: Undisclosed | Title: Ajunct Associate Professor | Department: |
Responsibilities:Available upon request. |
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| Years | Employer | Title | Department |
| Years: 2013 to 2014 | Employer: Dadson Consulting Inc. | Title: | Department: |
Responsibilities:Available upon request. |
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| Years | Employer | Title | Department |
| Years: 2004 to 2013 | Employer: West Virginia University | Title: | Department: |
Responsibilities:1. Initiate, conduct, analyze, and identify the computational and experimental needs and outcomes for research projects.2. Work with support staff to determine the needs of both ongoing and planned research. 3. Conduct research in the area of modeling, instrumentation, and monitoring of pavements and bridges. 4. Work with and supervise support staff, graduate students and student workers and provide guidance as needed. 5. Conceive new projects and write research proposals for external funding in the area of long term health monitoring and pavements and bridges. 6. Write and submit technical publications for journal and conferences and make presentations on research efforts and outcomes. 7. When required to teach courses, be responsible for preparation of course materials and instruction of students in the areas of pavement and bridge engineering. Accomplishments: • Collaborated with other faculty members, research staff, and students from different engineering disciplines to perform a variety of research tasks required for 30 funded complex research projects in the areas of: (a) development of instrumentation systems for structural health monitoring, (b) nonlinear finite element analysis of structures, (c) structural characterization of composite materials, (d) energy-efficient lightweight structures with an emphasis on automotive lightweighting technologies, (e) development of lightweight dense on-board hydrogen storage systems. • Published over 75 research articles published in international peer-reviewed journals and refereed conference proceedings. My papers have been published by professional bodies such as the American Society of Civil Engineers (ASCE), Transportation Research Board (TRB), Society of Automotive Engineers (SAE), and American Society of Mechanical Engineers (ASME). • Served as a lead investigator on nationally important projects with a total funding of $2.1 millions and co-principal investigator on projects with total funding of $7.5 millions. • Participated in instrumentation, testing, and structural health monitoring of newly constructed reinforced concrete decks-on-steel girder bridges namely: 1) Market Street Bridge (Historical suspended Bridge constructed in 1905, recently renovated and coated, located near Wierton, WV). 2) 42-ft long Scott Slab Bridge in Shinnston, WV, Constructed in 2009. 3) 2200 ft Man Bridge (Curved) in Logan County, WV. 4) 1100 ft long Buffalo Creek Bridge in Logan County, WV, constructed in 2001. 5) 150-ft long Evansville Bridge, near Grafton, West Virginia constructed in 2003. 6) 1100-ft long Star City Bridge across Monongahela River in Star City, West Virginia constructed in 2003. • Participated in writing two design codes published by the American Concrete Institute and I serve on the Editorial Board of two professional journals. • Serving as a member of several national technical committees, and as a reviewer for several international journals. |
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| Years | Employer | Title | Department |
| Years: 2002 to 2004 | Employer: West Virginia University | Title: | Department: |
Responsibilities:Duties:Conduct research, publish papers, and Write research proposals in the area of road materials and pavement engineering. Accomplishments: • Participated in developing new smoothness acceptance specifications for asphalt concrete overlays and pay adjustment factors to be adopted by West Virginia DOT. • Participated in designing and constructing an instrumented 120 ft long section composed of concrete slabs in Goshen Road, West Virginia to monitor the effect of base friction, moisture and temperature variations on slab response. Analyses of the collected data enabled quantifying the effect of different constraining conditions: dowel bars, slab-base friction, and base type on concrete shrinkage as well as the mid-slab stresses due to temperature variations. • Authored and co-authored several papers and research reports. |
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| Years | Employer | Title | Department |
| Years: 1997 to 2002 | Employer: West Virginia University | Title: | Department: |
Responsibilities:• Assisted in construction of West Virginia Smart Road along Corridor H, West Virginia to monitor the performance of the concrete slabs under environmental effects and traffic loads.• Performed structural dynamic analysis of concrete pavement structures using 3D Finite Element modeling to study the pavement response to traffic load and nondestructive impact loads. • Conducted nondestructive experiments on different pavement sections to evaluate structural capacity of the existing pavement as well as base and subgrade mechanical properties using Falling Weight Deflectometer. • Conducted analysis of the performance of backcalculation algorithms to evaluate base and subgrade mechanical propertiesConducted experiments to evaluate base and subgrade properties using Falling Weight Deflectometer. Conducted analysis of the performance of backcalculation algorithms to evaluate base and subgrade properties. • Performed experimental and theoretical analysis of transverse joint distress due to the development of high stress zones around dowel bars. • Implemented nonlinear 3D finite element to investigate the response of concrete and asphalt pavements to the combined effect of environmental and moving traffic loading. • Authored and Co-authored several papers and technical reports. |
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| Years | Employer | Title | Department |
| Years: 1995 to 1997 | Employer: Bureau for Civil Constructions | Title: Civil Engineer | Department: |
Responsibilities:STRUCTURAL ENGINEERING:• Designed three high-rise residential buildings on deep foundations. • Designed industrial buildings (metallic structure on shallow foundation). • Designed over 40 bridges on road-waterway crossings together with their abutments and wing walls, or the deep foundations. • Designed three large 4-vent regulators on “Sheikh Gaber Canal” in Northern Sinai, Egypt together with their automatically operated redial gates. The regulators’ walls were made of reinforced concrete covered with brick and supported a highway bridge. • Designed many irrigation schemes as regulators, intakes, spillways, weirs, siphons, aqueducts, and locks. • Represented the Consultative bureau in negotiations with contractors and managed major construction projects that required substantial interaction with important clients such as Egyptian Ministry of Irrigation and Water Resources. GEOTECHNICAL ENGINEERING: • Laboratory and field-testing of soils and soil classifications. • Carried out geotechnical analyses including earth pressure, consolidation, seepage, and percolation under irrigation structures. • Stability of slopes for canals and drains, canal lining with plain concrete, gabions, or patching. • Designed well-point dewatering systems with sheet piles for constructing a regulator on a main canal “Rayah El-Abbasi”, Egypt. • Designed a deep foundation systems to support a three-vent head regulator and a siphon over a 30m thick layer of soft clay in Sinai, Egypt (Constructed by Nasr Company for Civil Constructions and funded by Egyptian Government). • Designed a soil treatment technique that allowed construction of five weirs and a regulator over a layer of swelling silt in Aswan, Egypt (Constructed by Behaira Company and funded by the Egyptian government). • Designed 2.5 m wide and 15 m deep jet grouting curtains on the sides of Sheikh Gaber Canal in Sinai to prevent water dissipation in 14 m high sand fills. • Designed several braced systems to support the excavation sides in soil conditions varying from clayey soils to sands. • Designed several water front structures in different locations in Egypt ranging from plain concrete gravity walls to double row sheet piling systems. • Designed a system of covered drains for an area of 40 acres in Sinai Egypt (Constructed by Arab Contractors Company). • Complete designs of pipelines systems (steel and prestressed concrete) for irrigation purposes with their excavations, insulations, bedding gravel surrounding the pipes, and structural design of the pipe thickness. |
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International Experience
| Years | Country / Region | Summary |
|---|---|---|
| Years: 1995 to 1997 | Country / Region: Egypt | Summary: Held multiple responsibilities for engineering, project management, business unit operation, and development functions. |
Career Accomplishments
| Associations / Societies |
|---|
| American Society of Civil Engineers (ASCE),. Structural Engineering Institute (SEI) Society of Automotive Engineers American Society of Mechanical Engineers (ASME) The Minerals, Materials, and Metals Society (TMS) |
| Licenses / Certifications |
|---|
| P.E., State of Ohio. P.E., State of West Virginia |
| Professional Appointments |
|---|
| Editor-In-Chief, World Research Journal of Structure & Design Engineering Journal of Engineering Scientific and Technical Committee & Editorial Review Board on Engineering and Applied Sciences. Member of ASCE-SEI Technical Committee of Emerging Computing Technology. Voting Member of American Concrete Institute Committee 325 Concrete Pavements. Member of the American Concrete Institute Committee 327 Roller-Compacted Concrete Pavements. |
| Awards / Recognition |
|---|
| Mid-Atlantic Universities Transportation Center (Region 3) Student of the Year Dr. Konsowa’s Award for Excellence in Hydraulics, Alexandria University Alexandria University Honorary Scholarships Honorary member of America’s Registry of Outstanding Professionals. Honorary member of Who’s Who. |
| Publications and Patents Summary |
|---|
| Has over 80 peer-reviewed papers published in professional journals and conference proceedings |
Language Skills
| Language | Proficiency |
|---|---|
| Arabic | Original native language. |
Fields of Expertise
bridge, composite bridge design, compression failure, construction failure, highway engineering, structural analysis, structural design, bending moment, composite structure, concrete structure, concrete structure design, failure analysis, finite element analysis, load (force), reinforced concrete structure design, stress analysis, structural beam, structural engineering, structural steel design review, structural tolerance, computer simulation, nonlinear finite element analysis, structural redesign, thermoelastic stress analysis, structural investigation, instrumentation engineering, composite engineering, construction deficiency, construction design deficiency, construction defect, bolting live loading, dynamic load (structural system), modal analysis, composite bridge, highway maintenance, bolted joint, vibration modal analysis, composite material mechanical property, construction engineering, composite structure design, machine failure analysis, steel structure design, experimental stress analysis, advanced material, structural dynamics, computer-aided design, strain measurement, foundation, bridge inspection, buckling, buckling factor, construction, impact load, reinforced concrete structure, structural vibration, structural steel, structural optimization, structural mechanics, structural component, structural code, structural bolt, steel structure, highway construction, materials failure analysis, deformation analysis, concrete failure analysis, concrete, composite material, civil engineering