Keystone - S.D. Highway 40 Sidewalk


Project Summary: 

This project will join the existing sidewalk with a new sidewalk and provide ADA-compliant ramps at all pedestrian crossings. The project is scheduled to begin on March 14 beginning at 3rd Street and progressing to the east at least to Mitchell Street on or before June 24th, 2022. No work will be allowed from June 24th to August 19th (inclusive). The remaining work to the eastern city limits will occur after August 19th. Access to all businesses and residences will be maintained throughout the life of the project. Traffic may be controlled by flaggers when adequate space is not available. Otherwise, two-way traffic will be maintained with reduced speeds.  

Location: SD 40 through the town of Keystone from 3rd Street to the eastern city limits.  

Project Press Releases:

August 16, 2022: KEYSTONE, S.D. – The South Dakota Department of Transportation (SDDOT) says crews will begin ADA curb, ramp, and sidewalk upgrades on S.D. Highway 40 starting Monday, Aug. 22, 2022. The project will begin on the west end of Keystone (Highway 40 portion) and run for one mile. Read the full release here.

 

Project Updates: 

Completed Work: The contractor has completed sidewalk, curb & gutter, and asphalt tie-ins on the east side of SD 40 from Blair Street to Mitchell, and from Cole Street to Watson Street. Storm sewer was installed at Franklin Street.

Anticipated work to be completed in November 2022: Work will continue in various locations working towards the east end of the project at the east city limits of Keystone.  

Before: 




Forming curb & gutter at Halley’s Store


Curb & gutter on the northwest corner of Blair Street and SD 40 intersection


Curb & gutter poured at the Rock Shed


May 2022: 

(LtoR: North of Mitchell Street in front of Halley’s Store, North of Halley’s Store, Just north of the Rock Shed)

  

June 2022: 

Completed retaining wall in front of Halley’s Store

Forming a retaining wall in front of Halley’s Store


Curb & gutter and drop inlet across from community center 


July 2022: 
(New ADA ramp at the intersection of 3rd and Reed Street, New ADA ramp and railing for Halley’s Store, New ADA ramp and sidewalk north side of SD 44 across from the Community Center)

  

August 2022: 

 

September 2022: 
         

Project Contract Amount:

$790,000

 

Project Contacts:

Contractor: Complete Concrete, Inc.

SDDOT: Jay Noem, Project Manager 605.440.1220

2022 CONSTRUCTION PROJECTS PAGE



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