Transportation

Kimley-Horn’s industry-leading transportation services—including roadway and bridge, transit and rail, and multimodal transportation—move people, cargo, and the economies they power. With a nationwide presence and a diverse team of experts, we tackle interstates, major roadways, railroads, and more. Our teams stay engaged through every phase, guiding projects from early planning and design through final delivery.

Innovative, Affordable, Urgent Planning & Engineering

Our collaborative approach to transportation is grounded in thoughtful planning, intentional engineering, and a commitment to delivering affordable and innovative solutions. At Kimley Horn, we start by listening, not pitching, and then shape each project around the unique needs of our clients’ unique goals. We understand the demands of today’s markets, where innovation, affordability, safety, and speed are essential, and we help our clients bring projects to life quickly and efficiently.

By tailoring our approach to find the right solution, we deliver outcomes that are strategic and constructable—taking the best ideas and maximizing them to serve owner goals and priorities.

See Our Client Work

Roadway & Bridge

Kimley-Horn delivers roadway and bridge solutions that keep communities connected and economies moving. We support projects of every scale—interstates, major and minor roadways, interchanges, intersections, and simple to complex bridges—guiding them through planning, design, construction, and delivery. Our teams bring the experience, collaboration, and commitment needed to modernize infrastructure, enhance safety, and successfully deliver projects on time and within scope.

Learn More

A rapid bus stops at a bus stop.

Transit & Rail

From streetcar and light rail to BRT and bus systems, our teams provide full-service support across planning, funding, design, environmental, and program management. We bring proven experience in successfully completing projects under both FTA and FRA requirements, helping agencies secure funding and streamline delivery. Our work supports facility upgrades, zero-emission transitions, signal priority, and guideway systems to meet evolving community needs.

Learn More

Multimodal Transportation

We help communities plan and deliver safe, inclusive, and efficient multimodal networks. From Complete Streets and ADA Transition Plans to long-range transportation planning and traffic operations, we offer pragmatic solutions grounded in community engagement and context-sensitive design. Our strategies for walking, biking, transit, and driving support healthy, connected communities—backed by national expertise and local insight. We help clients make smart, effective mobility investments.

Learn More