### Updates

The following provide updates on the progress of the study through completion in August 2020.

**Newsletters:**

**Monthly Updates:**

- CDOT Progress Report 1 - September 2018 (PDF)
- CDOT Progress Report 2 - October 2018 (PDF)
- CDOT Progress Report 3 - November 2018 (PDF)
- CDOT Progress Report 4 - December 2018 (PDF)
- CDOT Progress Report 5 - January 2019 (PDF)
- CDOT Progress Report 6 - February 2019 (PDF)
- CDOT Progress Report 7 - March 2019 (PDF)
- CDOT Progress Report 8 - April 2019 (PDF)
- CDOT Progress Report 9 - May 2019 (PDF)
- CDOT Progress Report 10 - June 2019 (PDF)
- CDOT Progress Report 11 - July 2019 (PDF)
- CDOT Progress Report 12 - August 2019 (PDF)
- CDOT Progress Report 13 - September 2019 (PDF)
- CDOT Progress Report 14 - October 2019 (PDF)
- CDOT Progress Report 15 - November 2019 (PDF)
- CDOT Progress Report 16 - December 2019 (PDF)
- CDOT Progress Report 17 - January 2020 (PDF)
- CDOT Progress Report 18 - February 2020 (PDF)
- CDOT Progress Report 19 - March 2020 (PDF)
- CDOT Progress Report 20 - April 2020 (PDF)
- CDOT Progress Report 21 - May 2020 (PDF)
- CDOT Progress Report 22 - June 2020 (PDF)