Be sure to keep an eye out for major construction projects that may affect your travel routes. Below is an overview of current major construction projects in the City of Centennial. 

Roadside Improvements Underway Along South Side of E. Arapahoe Road from S. Race Street to S. Broadway 

Roadside improvements are underway along the south side of Arapahoe Road from approximately South Race Street to South Broadway. Improvements include the removal of soil and some shrubs, installation of weed barrier fabric and 2"-4" washed river rock between the back of the sidewalk and the fence lines from South Race Street to South Sterne Parkway.

If you have questions or would like additional information, contact the Citizen Response Center at 303-325-8000.

These improvements are anticipated to be complete by September 1.

S. Peoria Street Roundabout Repairs

Contact: Michael Terry

Start Date: July 19, 2019
Estimated End Date: July 25, 2019

Concrete panel replacement on the S. Peoria Street roundabout north of E. Arapahoe Road is scheduled to begin at 7 p.m. July 19. 

This work will require a full closure of the roundabout in all directions. The northbound lanes of S. Peoria Street from E. Arapahoe Road will be open by 7 a.m. Monday, July 22.  

The southbound lane will remain closed until work is complete. The planned opening of the southbound lanes is by 7 p.m. on July 25. The southbound lane closure will maintain a detour route from S. Peoria Street to E. Caley Avenue to S. Lima Street for access to E. Arapahoe Road. The City will have message boards in place.

East Cherry Creek Valley/Arapahoe County Wastewater Authority - S. Liverpool Street

Starting March 25, Duran Excavating will start construction to install a water main on S. Liverpool Street between E. Euclid Drive and E. Smoky Hill Road. Working hours will be 8:30 a.m. to 5:30 p.m. Monday through Friday. One lane will be closed in each direction on S. Liverpool Street during working hours throughout of the project. Work is expected to occur through July 19. At this time, weekend work has not been requested.

24-hour contact
Dustin Duran

Arapahoe Road Corridor Study

Contact: Jim Paral, City Traffic Engineer

Start Date: May 2018
Estimated End Date: Aug. 31, 2019
Estimated Cost: $500,000

The Arapahoe Road Corridor Opportunities Study is underway. This is a comprehensive roadway analysis of operations along the Arapahoe Road corridor from I-25 to Buckley Road. This analysis will look at the current flow of traffic along this stretch of roadway and identify short and long-term improvements at intersections along the corridor. The overall goal of this study is to identify and prioritize improvements to safety and  operations along the corridor while recognizing current and future development potential will continue to influence the character of the corridor.

Quick Contact Info:

City of Centennial
13133 East Arapahoe Road
Centennial, CO  80112

(303) 325-8000 - 24-Hour Citizen Response Center
(720) 488-0933 - Fax Number



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