Goal 3: Improve SCDOT program delivery to increase the efficiency
             and reliability of our road and bridge network.

  • 3.1        Strategy: Target known congested areas.
  • 3.1.1    Objective: Improve the reliability of the movement of people and goods across the major
                portions of our road network.
  •             Division Responsible:Construction and Preconstruction.
  • 3.1.1a  Measure: On-time delivery of critical interstate-to-interstate interchanges improvement projects.
  • Target: By June 30, 2020, all lanes are fully open to traffic for the I85/I385 interchange improvement project in             Greenville.
    Target: By December 31, 2019, award a design-build contract for the I26/I20/I126 interchange improvement             project in Columbia.
    Target: By June 30, 2020, the design-build contract Request for Proposals is issued for the I26/I526 interchange             improvement project in Charleston.

I385/85 Interchange
Report: Project is currently under construction and is scheduled to be completed by 06-30-2020.
I26/20/126 Corridor Improvements
Report: NEPA phase of project is complete and progressing a phased construction plan with the first phase expected to awarded in 2021.
I526/I26 Corridor Improvements
Report: Preliminary engineering and environmental studies are underway.
  •               Division Responsible: Traffic Engineering.
  • 3.1.1.b  Measure: Average time to clear travel lanes for traffic incidents along our               Incident Management Zones.
  • Target:  20 minutes or less.



  • 3.2        Strategy: Increase SCDOT's reliability of delivering projects on-time and on-budget.
  • 3.2.1    Objective: Projects proceed on schedule and within budget in accordance with SCDOT's
                10-year Program Delivery Plan.
  •             Division Responsible: Preconstruction.
  • 3.2.1a  Measure: Percent of phases authorized on schedule for Interstate Widening and Bridge
                Replacement projects.
  • Target: From July 1, 2017 through June 30, 2020, 75% of ROW phase on schedule.
    Target: From July 1, 2017 through June 30, 2020, 80% of Construction phases on schedule.

Right of Way Phases on Schedule for Interstate Widening & Interstate/NHS Bridge Replacement Projects
(As of 06-20-2019)

  •              Division Responsible: Construction.
  • 3.2.1.b  Measure: Percent of projects completed on time & construction budget.
  • Target:  From July 1, 2017 through June 30, 2020, complete construction of 80% or more of all
                 projects within contract time.
    Target:  From July 1, 2017 through June 30, 2020, 90% of all projects are completed within budget.
  • 3.2.2    Objective: Expedite the environmental permitting process for road and bridge projects.
  •             Division Responsible: Environmental Management.
  • 3.2.2a  Measure: Development and initiation of a watershed mitigation strategy.
  • Target: Successful launch by June 30, 2018.
    Target: By June 30, 2020, secure mitigation availability within the four highest priority watersheds.
Priority Watershed Mitigation Strategies Underway
June 30, 2018-December 31, 2019:

(1) Target met with a successful launch by 06-30-2018
(2) Mitigation credits secured within 2 critical watersheds.
      Implemented strategy for a total of 7 critical watersheds.