Overhead to Underground Electric Conversion

Milestone timeline:

City executes agreement with Dominion Energy for the design and engineering of the 21st Avenue underground utility project
Completed: Aug 26, 2021
Aug 26 2021
Dominion Energy begins design and engineering work
Dec 31 2021

The City and Dominion Energy entered into an agreement for the design, engineering and construction of undergrounding utility projects.  

 The following projects have been identified by the City as priorities: 

  • 21st Avenue and Palm Boulevard
  • IOP Marina
  • End of 41st Avenue
  • 14th Avenue
  • Palm Boulevard and Oak Harbor (11th and 13th Avenue)

Project Updates

21 Avenue Update - August 2022
Tuesday, August 23, 2022
  • City executed construction agreement with Dominion Energy
  • SCDOT encroachment permit on hand
  • Still on track for construction after Labor Day.
  • Tentative project schedule – Late September to early October.
21 Avenue Update - July 2022
Tuesday, July 12, 2022
  • City executed construction agreement with Dominion Energy
  • SCDOT encroachment permit on hand
  • Still on track for construction after Labor Day
21st Avenue Update - June 2022
Tuesday, June 21, 2022
  • City executed construction agreement with Dominion Energy
  • DE preparing SCDOT encroachment permit for submittal
  • Construction scheduled for fall/winter of 2022.
21st Avenue Update - May 2022
Tuesday, May 17, 2022
  • City received revised construction agreement. New regulation that requires DE to dispose mud created from boring activities increased cost estimate by $7,000.
  • Construction scheduled for fall/winter of 2022.
21st Avenue Update - April 2022
Tuesday, April 19, 2022
  • Feasibility study and construction estimates complete. Estimate for construction is $65,000.
  • City would contribute 50% of the total of the construction using the Non-Standard Service Fund.
  • If the work outlined in the project scope exceeds the estimated costs, there will not be additional charges to the City. If there are unforeseen issues not outlined in the scope, the City would be notified of additional costs, also split 50/50.
  • Dominion Energy provided a construction agreement for the City to execute. Once executed, DE can begin scheduling the construction of the project for the fall/winter of 2022.
21st Avenue Update - March 2022
Tuesday, March 15, 2022
  • Dominion Energy received final drawings from contractor and is working on preparing packet to submit to SCDOT for the encroachment permit.
  • Contractor requested lane closures during construction; Dominion Energy working on traffic control plans.
  • City’s share of construction (50%) included in FY23 Capital Plan. Construction slated for Fall/Winter 2022.

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