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Project Details
Work Type Intersection Improvements
Phase Construction
Limits Spring Time Street to east of Mariner Blvd/Shady Hills Rd
Project Start June 2017
Length Intersection
Construction Cost $8.4 million
Estimated Completion Early 2019
Contractor D.A.B. Constructors, Inc.

The Florida Department of Transportation's contractor, D.A.B. Constructors, Inc., is making improvements to the intersection of CR 578 (County Line Road) and Mariner Boulevard / Shady Hills Road in Spring Hill. 

Improvements to County Line Road include widening the existing two-lane undivided roadway to a four-lane divided roadway, replacing the traffic signal, adding sidewalk and a shared-use path. 

Construction activities and lane closures are taking place during daytime and nighttime hours.

The $8.4 million project is expected to finish in early 2019.

View Factsheet
Contact Information
Construction Manager
Austin Petersen
Media Contact
Kris Carson
Lane Closures
  • CR 578 widening and repaving from Springtime Street to Mariner Boulevard/Shady Hills Road
    Lane closures: Sunday, January 13 through Friday, January 18 from 10 p.m. to 6:30 a.m.

Project Files
Project Images
Shady Hills RD Intersection June 2018
County Line Rd Looking West June 2018
N side Of Shady Hills RD June 2018
County Line Road and Mariner Blvd and Shady HIlls Rd Intersection May 2018
County LIne Rd and Old Shady Hills Rd Intersection May 2018
Temporary Traffic Signal May 2018
CR 578 Roadway Widening November 2017
CR 578 Drainage Pipe Installation November 2017
CR 578 Construction of Pond November 2017