US 85 widening from two to four lanes between Louviers and Milepost 191.75

Nov. 20, 2020

US Highway 85 Sedalia to Louviers road improvement map

Project Overview:

Construction is under way to widen and improve US 85 between Sedalia (SH 67) and Louviers in Douglas County.  The project will ease congestion, improve access to side streets and left turn lanes, improve drainage, enhance safety, add wildlife fencing and build a new bridge.  The project is scheduled for completion in spring 2022.


Nov. 23-25 – There will be various shoulder closures going North and Southbound for US 85 from Sedalia to Titan Road from 7 a.m. – 5 p.m. Additionally, there will be intermittent traffic stops and flagger operations in place going Northbound for trucks entering and exiting the highway at Sedalia to Airport Road from 7 a.m. – 12 p.m.  All work will take place on Monday, Tuesday and Wednesday.

There will be no work on Nov. 26 – 29.

For the current work schedule and anticipated lane closures please visit


Work began on July 6 and the estimated finish date is Spring 2022. Most work will take place from 7 a.m. to 7 p.m. during the weekdays, with some night and weekend work possible.

Travel Impacts:

● Motorists will begin to see construction activities on the east side of US 85.
● There will continue to be one lane open in each direction during construction.
● During the course of the project, there will be occasional lane closures that shift traffic to a single lane in each direction.
● There will be shoulder closures at times.
● There could be delays of 5 to 10 minutes.
● The speed limit will be reduced to 45 mph through the work zone with possible reductions to 40 mph when flaggers are present.
● Motorists are urged to heed the speed limit and drive carefully.

CDOT Contact Information: 
Phone: 720.356.4440
Email: [email protected]
Project Webpage:
Latest information on road conditions: