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Transportation Engineering

Safe, efficient roadways, bridges, and trails that connect communities - from local intersections to interstate corridors.

Building the Infrastructure People Rely On Every Day

Lynch & Associates provides comprehensive transportation engineering services to WisDOT, county highway departments, municipalities, and private clients throughout Wisconsin and the Midwest. Our philosophy centers on safety, mobility, and long-term value - pairing technical precision with the WisDOT and municipal agency coordination that moves projects through design, permitting, and construction.

From a single intersection redesign to a multi-bridge rehabilitation project spanning miles of state highway, our transportation team brings the same commitment to every project: listen carefully, design smart, deliver on time.

Capabilities & Services

Roadway & Intersection Design

Highway geometrics, proper drainage, adequate sight distances, and compliant signing - designed for safety, efficiency, and long-term maintainability.

Bridge & Structural Engineering

Bridges, culverts, and retaining walls designed for durability, efficiency, and constructability. Includes load ratings, PS&E packages, and abutment-to-superstructure design.

Traffic Analysis & Signal Design

Traffic modeling, intersection studies, optimized signal timing, and capacity analysis - tools that make roads move better without adding lanes.

Pedestrian Accommodations & ADA

Safe Routes to School planning, accessible sidewalk networks, curb ramps, and multi-use trail design. We take pedestrian safety seriously at every scale.

Multi-Use Trail & Recreational Path Design

Paved trails, boardwalks through wetland areas, ecological impact planning, and connections to recreational destinations - as demonstrated on the Gold Star Memorial Trail.

Hydraulic Analysis & Drainage Design

Culvert design, ditch grading, flume removal, and stormwater management integrated into roadway and bridge projects.

Agency Coordination & Permitting

Managing the full regulatory process with WisDOT, FHWA, DNR, Army Corps of Engineers, and local municipalities - keeping your project on schedule through the approvals process.

Plans, Specifications & Estimates (PS&E)

Complete final design packages ready for bidding - including construction staging plans, special provisions, and quantity estimates.

Representative Projects

View All Transportation Projects

Ready to Move Your Transportation Project Forward?

From preliminary design to final PS&E - Lynch & Associates has the team and the track record to deliver.