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Bob Hajjar

Robert Hajjar
Bob Hajjar Adjunct Faculty


Structural Engineering, Bridge Engineering & Project Management


BSCE University of Lowell, 1982

MSCE Colorado State University, 1984

Graduate Teaching Assistant, CSU, 1983

Instructor, Mechanics of Materials Lab, CSU, 1984


Mr. Hajjar is a structural engineer with 29 years of professional experience. He has completed conceptual through final designs for numerous bridge interchange projects and related infrastructure. He has also completed several restorations of historic truss bridges for the New Hampshire Department of Transportation. In addition, Mr. Hajjar had completed pedestrian-related structures for the Massachusetts Department of Transportation, National Park Service in Lowell, and the Department of Conservation of Resources. As part of the Central artery Project he completed the structural design for the North End Park on the Rose Kennedy Greenway in Boston, MA. 

Currently he is designing the replacement structures for I-495 NB and SB over the Merrimack River in Haverhill, MA working for AECOM in Chelmsford, MA.