After years of increasing crashes, TADI helped the village identify safety improvements that have put a smile on residents’ faces. Crashes have been reduced 46% since 2015 through federally supported projects and innovative engineering solutions, such as a “Danish Offset” crossing!

Address: PO Box 128 Cedarburg, WI 53012 Phone: (800) 605-3091 Send a Message

TADI prides itself on developing innovative solutions that are realistic, defendable and done right. Our comprehensive industry knowledge, coupled with an emphasis on client service, ranks TADI as the premier traffic engineering firm in the region. We are proud to help our clients succeed.

More specifically, TADI excels at accommodating the unique analysis needs of every project. Within the umbrella of traffic engineering, our staff conducts the following types of analyses: Intersection Control Evaluations (ICE) Interchange Feasibility Studies; Traffic Simulation Modeling; Signal Warrant Studies; Work Zone/Diversion Studies ...

department of TADI – it is TADI. In other words, we do traffic engineering better because traffic engineering is all we do. With our single focus, we specialize in a range of services for public and private clients: Traffic Impact Analyses (TIA’s) Corridor Studies; Data Collection; Safety Analysis; Signal Design and Timing

The best data results in the best projects. Our mission is to provide our clients the best data set available, so that their projects best serve the communities they impact.

At TADI, we support FHWA’s vision of zero deaths. Our mission is to help our clients eliminate serious injuries and fatalities on roadways. We are on the cutting edge of traffic safety engineering.

Improve school traffic flow and safety! Receiving complaint calls regarding pick-up and drop-off? TADI’s engineers will collaborate with you and conduct Circulation Studies to identify solutions to improve operations and safety during drop-offs and pick-ups.

TADI is looking for people who want to grow their career and are passionate about making a difference! TADI is a team of problem solvers who listen to communities and use excellence in engineering to find sustainable transportation solutions.

TADI is the go to firm for TIAs. Since 2002, we have conducted over 500 TIAs for DOT, county and municipal approval – the most of any engineering firm in Wisconsin. Why is TADI the top choice? We let our client feedback and our 95% repeat client base say it best. Client Testimonials