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  3. I-70 B 1st Street and Grand Avenue
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Construction Phase

Design Phase Documents

Virtual Public Engagement

Bicycles and Pedestrians

Preferred Alternate Routes for Bicycles and Pedestrians

Assets https://www.codot.gov/projects/i70-b-1st-street-grand-avenue/assets https://www.codot.gov/@@site-logo/siteLogo.png

Assets

1st & Grand Picture.jpg
I -70B ACP (4-25-2019) reduced.pdf
Proposed Improvements
VirtualEngagement_Presentation.pdf
I-70 B Virtual.pdf
I70 B Cover photo.PNG
i70-b map.jpg
I70B Traffic Impacts_week of 5_10-14.pdf
I70B Map week of 5_10-14 UPDATE.pdf
I70B Map week of 5_10-14 FINAL 2.jpg
I70B Map week of 6.28 to 7.1 UPDATE_TTjpg.jpg
1st St..jpg
I70-B 1st & Grand Improvement Project Alternate Route
DJI_20210.jpg
I-70b_RoadUpdate.JPG

Contact Us

Project Hotline:
970-309-1865

Project Email:
[email protected]

I-70 B Project Photos

Project Photos

Project News & Updates
  • I-70B 1st Street and Grand Avenue intersection project restarts Mar 17, 2022
  • Urgent: Partial intersection closure for 1st Street and Grand Avenue I-70B improvement project Dec 07, 2021
  • Temporary roundabout in place at 1st Street and Grand Avenue Improvement Project on I-70B Aug 12, 2021
  • I70-B 1st & Grand Improvement Project Alternate Route Aug 06, 2021
  • I-70B 1st Street and Grand Avenue Improvement Project begins May 12, 2021
  • I70B Traffic Impacts_week of 5_10-14.pdf May 10, 2021
  • CDOT to host two open house events ahead of construction on the I-70B 1st Street and Grand Avenue Improvement Project Apr 26, 2021
  • CDOT finalizes design for I-70B 1st Street and Grand Avenue Improvements project Nov 30, 2020
Project News & Updates - More…
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