Executive Director

CSRA Director Dr. Matthew Hallowell

Dr. Matthew Hallowell

Director of the CSRA • Endowed Professor • Presidential Teaching Scholar
Dr. Matthew Hallowell is a President’s Teaching Scholar and Endowed Professor of Construction Engineering at the University of Colorado at Boulder. He earned a BS and MS in Civil Engineering and a PhD with a focus on Construction Engineering and Occupational Safety and Health. Before his academic career, he worked in construction as a laborer, project engineer, and quality inspector. Dr. Hallowell specializes in construction safety research and has pioneered...

Associate Directors

CSRA AD Siddharth Bhandari Photo

Dr. Siddharth (Sid) Bhandari

Associate Director of Research • Assistant Professor - Western Michigan University
Dr. Siddharth Bhandari is an Assistant Professor at Western Michigan University and the Associate Director of Research of the Construction Safety Research Alliance. He received his Ph.D., in Civil Engineering in 2019, M.S. in Civil Engineering in 2017, and B.S. in Civil Engineering in 2014 from the University of Colorado at Boulder. Siddharth’s thesis, funded by the National Science Foundation and industry partners, focused on improving the current construction safety...
CSRA AD Katherine Welfare

Dr. Katie Welfare

Associate Director of Strategic Advancement
Dr. Katie (Dewlaney) Welfare is the Associate Director of the Construction Safety Research Alliance. Dr. Welfare received her BS in Architectural Engineering in 2010, her MS in Civil Engineering in 2011, and her PhD in Civil Engineering in 2020 from the University of Colorado at Boulder. Her PhD research was on the human-robot workflow in assembly manufacturing contexts using intelligent material delivery systems (IMDS) and she applied a similar research...

Researchers

CSRA Researcher Dr. Wael Alruqi

Dr. Wael M. Alruqi

Adjunct Research Associate
Dr. Wael M. Alruqi is an Assistant Professor in the Department of Civil Engineering at Al-Jouf University (Saudi Arabia). He earned a BS in Architectural Engineering and MS in Civil Engineering. He also earned a Ph.D. in Civil Engineering at University of Colorado Boulder with a focus on Construction Engineering Occupational Safety and Health. Dr. Alruqi specializes in construction safety, and his primary research interests are safety leading indicators, safety...
CSRA Researcher Arnadlo Bayona

Arnaldo Bayona

PhD Student
Arnaldo obtained his Bachelors degree in civil engineering from ESPOL University and then worked as construction superintendent and resident project representative on residential and institutional projects. He later obtained his MS in Construction Engineering and Management from the University of Michigan, Ann Arbor. Prior to joining the University of Colorado at Boulder as a PhD student, he worked as an instructor of civil engineering at ESPOL University in Guayaquil, Ecuador,...
CSRA Researcher Elif Erkal

Elif Deniz Oguz Erkal

PhD Student
Elif is a PhD student in the Construction Engineering and Management program in University of Colorado, Boulder. She earned her Bachelors in civil engineering in Istanbul Technical University and performed as a contracts manager in oil and gas industry afterwards. She completed her master’s program at Carnegie Mellon University in Architecture Engineering Construction Management program. Her focus of research consists of network and data sciences, investment strategies, organizational design, learning...
CSRA Student Ebbs Eldamnhoury

Ebrahim Eldamnhoury

PhD Student
Ebrahim is a PhD student at the Construction Engineering and Management Program in University of Colorado, Boulder. Prior to joining CU Boulder, he obtained his bachelor’s degree in Construction Management with a minor in Business Administration from the American University in Cairo in 2018. He later obtained his MS in Construction Engineering and Management from University of Wisconsin, Madison. Ebrahim’s research interests lay at the intersection of improving construction work...
CSRA Researcher Jazmin Lopez

Jazmin Lopez

PhD Student
Jazmin graduated from the University of Iowa with a Bachelors of Science in Civil and Environmental Engineering in the Fall of 2018. After obtaining her Bachelors degree, she joined HNTB Corporation to work as a Field Inspector for the $130-million-dollar Midway Airport Passenger Security Checkpoint Expansion Project in Chicago, Illinois. In this role, she gained experience monitoring compliance with specifications, drawing plans, and other contract provisions, including state, federal, and...
CSRA Researcher Roya Raeisi

Roya Raeisi

PhD Student
Roya earned her Bachelors in Civil Engineering from K.N.Toosi University. She will graduate from the University of Tehran with her Masters in Construction Engineering and Management in 2020. Her focus of research is the evaluation of different parties’ safety role in construction projects. Her research aims to find the relationship between the role of project team members in construction safety and developing effective ways to improve the level of project...
CSRA Researcher Rico Salas

Dr. Rico Salas

Adjunct Research Associate
Dr. Rico Salas is an Academic Researcher of the Construction Safety Research Alliance. He earned his master’s in engineering at Queens’ College, University of Cambridge (UK). Rico completed his PhD in Civil Engineering in 2020 from the University of Colorado – Boulder. His PhD research was focused on empirical evaluation of construction safety. He applied methods and techniques from Economics, Geophysics and Meteorology to evaluate the relationships between US business...
CSRA Researcher Sreeja

Sreeja Thallapureddy

PhD Student
Ms. Thallapureddy graduated from the University of Western Michigan with her Masters in Civil Engineering in 2020. Her research with Dr. Siddharth Bhandari involved testing the efficacy of multimedia based safety training programs. She investigated various psychological factors influencing construction safety performance using multimedia components in a traditional safety training environment.

Notable Alumni

Dr. Alex Albert

Dr. Alex Albert

Associate Professor - North Carolina State University
Dr. Rayyan Alsamadani

Dr. Rayyan Alsamadani

Ministry of Public Works - Saudi Arabia
Dr. Erin Arneson

Dr. Erin Arneson

Assistant Professor - Colorado State University
Dr. Matthew Calhoun

Dr. Matthew Calhoun

Assistant Professor - University of Alaska Anchorage
Dr. Behzad Esmaeili

Dr. Behzad Esmaeili

Assistant Professor - George Mason University
Dr. Dylan Hardison

Dr. Dylan Hardison

Assistant Professor - East Carolina University
Dr. Ulises Techera

Dr. Ulises Techera

Instructor - University of Colorado
Dr. Antoine Tixier

Dr. Antoine Tixier

Post-Doctoral Researcher - École Polytechnique

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