At TRIUNE, we are a pre-qualified consultant under FDOT Work Group 3.1 – Minor Highway Design, bringing proven expertise in delivering safe, efficient, and cost-effective roadway design solutions for Florida’s transportation network. From small-scale roadway improvements to intersection upgrades and local roadway realignments, our experienced team works closely with FDOT, local agencies, and municipalities to ensure successful project delivery from planning through construction.

We understand the unique challenges of minor highway projects—including constrained rights-of-way, complex utility coordination, and safety enhancements—and apply innovative, standards-driven design to overcome them with precision and efficiency.

Our Minor Highway Design Services Include:

• Roadway Geometry & Typical Section Design: We develop roadway layouts that meet FDOT standards while addressing local context, right-of-way limitations, and multimodal needs.

• Pavement Design & Rehabilitation: TRIUNE designs new pavement sections and rehabilitation strategies based on soil conditions, traffic volumes, and lifecycle cost considerations.

• Signing & Pavement Marking Plans: Clear, compliant, and strategically placed signing and striping are essential for driver safety—we develop detailed plans that enhance roadway visibility and guidance.

• Traffic Control & Maintenance of Traffic (MOT) Plans: We create safe, phased MOT plans to minimize impacts to the traveling public and construction crews during roadway work.

• Drainage & Stormwater Management: Our designs address surface runoff through efficient drainage systems that meet FDOT and environmental requirements, supporting long-term roadway performance.

• Utility Coordination: TRIUNE facilitates proactive utility identification, relocation coordination, and conflict resolution to keep your project moving forward.

• Permitting & Environmental Compliance: We support clients through permitting processes with water management districts, local municipalities, and FDOT review, ensuring full regulatory compliance.

• Construction Support Services: Our engineers remain actively involved during the construction phase, providing shop drawing reviews, RFIs, and on-site support to ensure plans are implemented as designed.

Why Choose TRIUNE for FDOT Minor Highway Design?

• FDOT-Certified Expertise: With official FDOT 3.1 prequalification, TRIUNE is trusted to deliver high-quality minor roadway projects throughout Florida.

• Local Knowledge & Statewide Experience: We combine deep knowledge of FDOT standards with familiarity of local conditions, allowing for efficient coordination with district offices and stakeholders.

• Tailored, Scalable Solutions: Whether it’s a rural two-lane realignment or a municipal intersection improvement, our team provides right-sized solutions that align with project goals and budgets.

• Commitment to Safety & Sustainability: Every design reflects our focus on long-term roadway performance, multimodal access, and the safety of all road users.

Moving Florida Forward—One Mile at a Time.
With TRIUNE’s FDOT 3.1 Minor Highway Design services, you gain a trusted partner committed to delivering smart, compliant, and community-focused roadway solutions.