Transportation Planning and Engineering Services

Sain Associates is widely recognized as one of the top transportation planning and engineering firms in Alabama, and we have worked throughout the Southeast. Whether you are looking for sidewalk and bikeway design or would like to troubleshoot new ways to improve traffic flow or the movement of people or goods, the Sain Associates team of transportation planners and engineers is ready to help.

A Team of Traffic and Transportation Experts

With special consideration for current and expected infrastructure needs, our team is experienced in several essential traffic and transportation disciplines. Our team has worked closely with many state and local departments of transportation as well as private sector clients to assist with addressing their transportation needs.

A Vast Network of Clients

At Sain Associates, we work with private entities, transportation agencies, and several other significant stakeholders. Our experts offer on-call services and comprehensive transportation services when (and where) needed. We maintain on-call contracts with the Alabama Department of Transportation (ALDOT), the Tennessee Department of Transportation (TDOT), and several cities and counties.

Our Projects

Get in Touch with Our Transportation Planning and Engineering Team

Ready to get started planning your transportation project? Our team is prepared to help you get started. Whether you need initial analysis, a simple consultation, or want to dive straight into the project, Sain Associates is ready to take your project and turn it into reality.

Our Transportation System Portfolio

Our project portfolio makes us among the top transportation planning and engineering firms in Alabama. Our projects aim to offer high-value solutions for short-term, intermediate, and long-range street and highway needs.

Our projects encompass several client needs, including livable and vibrant designs that consider community needs, traffic flow, and other technical aspects. If you would like a complete look at our portfolio, check out our Projects page.

  • Areas of Expertise

    Sain Associates’ planners and engineers have several areas of expertise in our collective knowledge base. We can offer your project precise and innovative solutions using the latest technology and research data to provide you with optimal development plans and installation. Solutions include:

    • Traffic Impact Analysis
    • Traffic Simulation Modeling
    • Event Traffic Management
    • Traffic Signal Design
    • Sidewalk & Bikeway Design
    • Road Safety Assessments
    • Feasibility Studies
    • Access Management Studies
    • Complete Streets Planning & Design
    • Signal System Design & Implementation
    • Intelligent Transportation Systems
    • Corridor Studies
    • Road & Highway Design
    • Transportation Plans
    • Traffic Calming Studies
    • Parking Studies
    • Traffic Control Plans
    • Context Sensitive Solutions Planning
    • Drainage Studies
    • Public Involvement
    • At-Grade Railroad Crossing Diagnostics
    • Travel Demand Forecasting

Get in Touch with Our Transportation Planning and Engineering Team

Ready to get started planning your transportation project? Our team is prepared to help you get started. Whether you need initial analysis, a simple consultation, or want to dive straight into the project, Sain Associates is ready to take your project and turn it into reality.

Alicia Bailey, P.E.

Practice Leader / Sr. Principal

Jeff Stephenson, P.E., PTOE

Transportation Team Leader / Principal

Richard Holt, P.E.

Tennessee Branch Manager

Paul Gilliam, P.E., PTOE

Senior Project Manager / Associate

Kevin Harrison, PTP

Senior Planner

Jack Kimbrough, Jr. P.E.

Huntsville Branch Manager