Location: Marathon, Monroe County, Florida
Client: DBE Utility Services

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​Project Overview​

The Phase 1 Deep Injection Well Transmission Main project involved utility infrastructure construction along US 1 (Overseas Highway) in Marathon, Florida. The project required coordinated construction activities within a constrained and heavily traveled roadway corridor while maintaining access and mobility for roadway users, local businesses, transit operations, and emergency services.

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Key Services

D Squared Infrastructure served as the traffic engineering consultant responsible for developing FDOT-compliant Temporary Traffic Control Plans tailored to project-specific construction phasing and access requirements. Services included evaluating existing and anticipated traffic operations, roadway staging, and access to adjacent properties; designing phased lane shifts, detours, and work zone configurations; and preparing temporary signing, pavement marking, and traffic control device layouts. The team also coordinated pedestrian accommodations through active work zones, assessed temporary signal operations including timing and detection needs, and evaluated local considerations such as emergency response access, transit operations, special events, and seasonal traffic conditions unique to the Overseas Highway corridor.

 

Expertise:

Traffic Control & Work Zone Safety | Temporary Traffic Control Planning | Construction Phasing | Pedestrian & Bicycle Accommodations | FDOT Standards