Haag Engineering

Areas of Expertise

Professional Engineering Expertise

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

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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.

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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

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The Latest from haag

News & Events

05.10.2019

DJ Estep and John Ortenblad Promoted to Principal Construction Consultants

04.23.2019

DFW CBS11 Films Hail Testing in Haag's Research & Testing Lab

04.22.2019

April Newsletter-- Haag's Test Square Method + R-Value Testing

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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.