

Bay City Engineering, LLC is a Tampa-based Small Business Enterprise (SBE) specializing in Transportation Engineering solutions that make roads safer while improving traffic operations. Our services include Traffic and Safety Studies, Signalization, Signing & Pavement Markings, Roadway and Site Lighting, Intelligent Transportation Systems and Temporary Traffic Control. We work closely with public agencies, stakeholders and contractors to develop practical solutions that are delivered on time and within budget.
If you are interested in learning more about our services, please contact us below.

A few examples of Traffic and Safety Studies are Signal Warrant Analyses, Pedestrian/Bicyclist Studies, Safe Routes to School, Road and Intersection Safety Audits, Traffic Calming, Lighting Justification, Benefit-Cost Analysis, Intersection Control Evaluations and more.

Our expert services include concept development, final construction plans and analysis of new signalized intersections, span wire conversions to mast arms (signal hardening), pedestrian hybrid beacons and pedestrian signalization.

Signing & Pavement Marking upgrades are essential for all resurfacing projects and also provide a very low-cost option for some safety improvement projects. Our staff evaluates each location for MUTCD and local agency requirements ensuring proper compliance.

Our staff is highly experienced in the design and evaluation of roadway and site lighting which includes new corridor and intersection lighting, HPS to LED retrofits for energy efficiency, wildlife sensitive (sea turtle-friendly) lighting, and parking lot designs.

Bay City supports Intelligent Transportation System design for public-sector transportation projects. Some of our projects include new CCTV cameras, RSUs, dynamic message signs, upgraded vehicle detection with advanced analytics, upgraded ATC controller cabinets, communications infrastructure and electrical coordination

We provide Safety-First Temporary Traffic Control Plans for transportation engineering projects. Whether it be included within the scope of a larger project, or a separate TTC Plan for a Contractor as a standalone task, we are able to provide practical solutions without over-complicating the work.

We have dedicated Quality Control staff, professionally licensed within the state of Florida, which provide extensive reviews of all of our projects before the client see any of our work. We are also available to provide Independent Peer Review and public agency plan and study reviews.

We provide post-design services which include shop drawings review for compliancy and quickly respond to any unforeseen conditions that may arise during construction. We provide a hands-on approach which includes construction field reviews and open communication.

We are prequalified with the Florida Department of Transportation
in the following work groups:
3.1 - Minor Highway Design
6.1 - Traffic Engineering Studies
7.1 - Signing & Pavement Markings
7.2 - Lighting Design
7.3 - Signalization Design
Caitlin Carnley, PE, RSP, serves as President and Project Manager of Bay City Engineering. Born and raised in Central Florida, she earned her bachelor’s degree in Civil Engineering from the University of Central Florida. She has worked in the transportation industry since 2011, bringing extensive traffic and safety engineering experience to FDOT and local agency projects.
As a project manager, Caitlin works closely with agencies, contractors, and project teams to coordinate design, review plans and submittals, and support project delivery. She is known for her organized approach, attention to detail, and ability to identify design, quality, and constructability issues early, helping projects move efficiently through design, review, and construction.
Professional Engineer, Florida
Road Safety Professional Level 1 (TPCB)
Advanced Maintenance of Traffic Certified (FDOT)
Specification Package Preparation Certified (FDOT)
We are currently looking for a part-time experienced CAD production individual. Some of our benefits include:
If you're interested in our currently posted position or simply want to start a conversation about a potential future position, please apply here and attach your resume. We are always looking for talented individuals and would love to hear from you.