Haag Engineering

Areas of Expertise

Professional Engineering Expertise

Our professional, expert engineers are liscensed and experienced in a diversity of key disciplines

view Areas of Expertise

Expert Witness & Litigation Consulting

Construction Defects

Energy

Construction, Cranes and Heavy Equipment

Geotechnical Engineering

Catastrophe

Civil/Structural Engineering

Mechanical Engineering and Metallurgy

Electrical

Roofing

Expert Witness & Litigation Consulting

Construction Defects

Energy

Construction, Cranes and Heavy Equipment

Geotechnical Engineering

Catastrophe

Civil/Structural Engineering

Mechanical Engineering and Metallurgy

Electrical

Roofing

Our Locations

Haag operates offices, satellite offices and special catastrophe offices to help meet our clients needs worldwide.

view all locations

featured projects

Our clients call upon us to perform assignments all over the world

Brick Veneer Collapse

Haag Engineering was asked to determine cause of exterior masonry veneer damage, and when that damage occurred.Read More

Grain Elevator- OSHA Citation

Haag Engineering was asked to evaluate design and installation of a cross-flow grain dryer at an Ohio grain elevator. Haag was asked to address the merits of an OSHA citation related to installation and safety, & evaluate compliance with 29 CFR.Read More

Miami-Dade College Parking Garage Collapse

A six-level precast concrete parking garage collapsed during erection, resulting in multiple fatalities and injuries. Haag was tasked with determining the cause(s) of collapse and the cost of cleanup and rework.Read More

view all projects

The Latest from haag

News & Events

10.08.2018

HAAG RESEARCH & TESTING ANNOUNCES NEW DIRECTOR, STEVE SMITH, P.E.

08.06.2018

Meet Haag's "Crane Doctor"-- Jim Wiethorn!

06.05.2018

Haag Welcomes David Ey, P.E., new Civil Engineer in Chicago!

View all events

Technical Papers

Tower Crane Life Expectancy

by Jim D. Wiethron, P.E., Matthew R. Gardiner, P.E., Anthony E. Bond, P.E.. Edward P. Cox, P.E., PhD, and Ray A. King, E.I.T.

Protocol for Assessment of Hail-Damaged Roofing

by Jim D. Wiethron, P.E., Matthew R. Gardiner, P.E., Anthony E. Bond, P.E.. Edward P. Cox, P.E., PhD, and Ray A. King, E.I.T.

Long-term Effects of Hail Impact on Asphalt Shingles

by Jim D. Wiethron, P.E., Matthew R. Gardiner, P.E., Anthony E. Bond, P.E.. Edward P. Cox, P.E., PhD, and Ray A. King, E.I.T.

Ball Peen Hammer Test

by Jim D. Wiethron, P.E., Matthew R. Gardiner, P.E., Anthony E. Bond, P.E.. Edward P. Cox, P.E., PhD, and Ray A. King, E.I.T.

Wind Effects on Asphalt Shingles

by Jim D. Wiethron, P.E., Matthew R. Gardiner, P.E., Anthony E. Bond, P.E.. Edward P. Cox, P.E., PhD, and Ray A. King, E.I.T.