You are here: Home Projects Archived Project Sites CO 21 (Powers Boulevard) & Research Parkway Interchange Assets Assets https://www.codot.gov/projects/archived-project-sites/co-21-research-parkway-interchange/assets https://www.codot.gov/@@site-logo/siteLogo.png Assets CO 21 and Research Parkway Interchange-1 CO 21 and Research Parkway Interchange-2 Re-Evaluation of Environmental Assessment Powers Research Website changes November 2018 Fact Sheet Powers_research_bridge.jpg October 2019 CO 21 Powers Research Fact Sheet.pdf February 2020 Fact Sheet.pdf Powers and Research Interchange eNewsletter - Jan 2020 - FINAL.pdf powers_research_plan_traffic.jpg DDI Image.png powers_research_plan_traffic.pdf Powers_research_bridge1.pdf powers_research_plan_traffic.pdf Interchange Project Presentation.JPG Powers and Reserach Extended Closure Map (1).JPG Powers and Research 2 month closure map.pdf left turn map.JPG Opening map.JPG SB ramps open .pdf SB opening .png
Assets https://www.codot.gov/projects/archived-project-sites/co-21-research-parkway-interchange/assets https://www.codot.gov/@@site-logo/siteLogo.png Assets CO 21 and Research Parkway Interchange-1 CO 21 and Research Parkway Interchange-2 Re-Evaluation of Environmental Assessment Powers Research Website changes November 2018 Fact Sheet Powers_research_bridge.jpg October 2019 CO 21 Powers Research Fact Sheet.pdf February 2020 Fact Sheet.pdf Powers and Research Interchange eNewsletter - Jan 2020 - FINAL.pdf powers_research_plan_traffic.jpg DDI Image.png powers_research_plan_traffic.pdf Powers_research_bridge1.pdf powers_research_plan_traffic.pdf Interchange Project Presentation.JPG Powers and Reserach Extended Closure Map (1).JPG Powers and Research 2 month closure map.pdf left turn map.JPG Opening map.JPG SB ramps open .pdf SB opening .png