
Extend The Life of Critical Transportation Infrastructure
Advanced evaluation, real-time monitoring, inspection, & engineering for bridges, dams, culverts, and other transportation assets.

Improving Confidence in Energy Infrastructure
Using inspection, instrumentation, NDT, and engineering to answer challenging questions from energy and utilty owners.

Guiding Policies and Federal Decision Making
Trusted by federal and state government agencies to help shape policy that ensures sustainable, efficient, and resilient infrastructure.

Protecting What You Build
Helping owners, engineers, and contractors make confident decisions before, during, and after building construction.
Transportation
Energy
Government
Commercial
Highlighted Services
Diagnostic Load Testing
Diagnostic Load Testing
BDI has been conducting diagnostic level load tests on bridges since 1989. We have tested all types of bridges from slabs to long-span trusses to find more accurate load distribution and structural performance.
Ultrasonic Steel Pin Inspection
Ultrasonic Steel Pin Inspection
Our ASNT certified ultrasonic steel inspection team is experienced in evaluating the condition of in situ steel pins on critical infrastructure.
Post-Tensioned Duct Inspection
Post-Tensioned Duct Inspection
BDI's NDE team implements world-class approaches to inspecting post-tensioned ducts. These critical components can only be inspected through NDE.
Structural Health Monitoring
Structural Health Monitoring
BDI pioneered modern-day load testing and SHM. Our engineers help scope, plan, install, and utilize these systems to help answer critical questions for our clients.
Automated Bridge Deck Assessment
Automated Bridge Deck Assessment
BDI's unique bridge inspection platform SounDAR is used across the USA to provide fast and accurate deck inspection services. Our deliverables are NBIS-compliant.
Load Rating
Load Rating
BDI's engineers are well versed in the load rating of bridges for highway, railroad, and transit bridge owners. Our experience includes standard beam line ratings through advanced and complex finite element analysis.
Featured Products
Expert Consulting for Infrastructure Challenges
Decades of trusted diagnostics, monitoring, NDT-E, and engineering solutions supported through appropriate and efficient use of advanced technologies.
High-Performance Software and Data Acquisition Systems
Advanced through research and development and years of field testing through our services, BDI's technology offerings are field-proven and cutting edge.
About Us
Bridge Diagnostics
Since 1989, Bridge Diagnostics, Inc has been the premier provider of diagnostic testing, monitoring, and nondestructive evaluation services around the world. We have achieved this status by relying on the professional experience and constant advancement of our approximately 70 employees with expertise that ranges from civil/structural engineering, data analysis, electrical engineering, instrument development, and safety.
Why Choose BDI?
Our Technology Division develops innovative and cutting edge hardware and software
Our professional engineers are world-renowned experts in interpretation and analysis
We deliver actionable information to support asset management and decision making
World class data collection
Advanced analytics and engineering analysis
Actionable information
Our subject matter experts and application specialists are here to help - reach out today!
News
Diagnostic Load Testing for Bridge Load Rating
Introduction Ask any bridge engineer and they will tell you that a load rating is only as good as the assumptions that it’s based upon. When evaluating bridges, load ratings performed using traditional analysis methods can sometimes be overly conservative and result in unnecessary load restrictions. Section 8 of the AASHTO Manual for Bridge Evaluation…
Read MoreBDI Awarded Colorado DOT Statewide Program-Specific Contract
Bridge Diagnostics, Inc. (BDI) is proud to announce our selection for the Colorado Department of Transportation’s (CDOT) 2025 Statewide Program-Specific Contract for Bridge Ultrasonic Testing (UT), Pin Inspections, Average Daily Traffic (ADT) Counts, Scour Evaluations, and Load Rating Engineering Services. This multi-faceted contract highlights CDOT’s continued commitment to advancing the condition assessment and safety of…
Read MoreContact Us With Any Questions
Bridge Diagnostics, Inc. ensures non-discrimination in all programs and activities in accordance with Title VI of the Civil Rights Act of 1964. If you need more information or special assistance for persons with disabilities or limited English proficiency, contact our office at +1.303.494.3230 Ext. 116
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