Gross Reservoir Expansion Project
Recreation During Construction
Beginning May 9 and expected to last until May 20, Denver Water will close all recreation access to Gross Reservoir as contractors build access improvements on the north side ahead of the upcoming boating season. Please do not plan to recreate at Gross Reservoir during this time. Updates will be made as the work progresses.
Read the full press release here.
Directions to Gross Reservoir:
From the Denver metro area:
- Take Highway 93 north from Golden to Highway 72.
- Turn left (west) on Highway 72 toward Pinecliffe to County Road 77/Gross Dam Road. The intersection has the CCCIA Hall and United Power offices. If you have passed Last Stand Tavern on the left or the fire station on the right you have gone too far.
- Gross Dam Road will take you to both the north and south access points.
From Boulder:
- Take Flagstaff Road west until it turns into eastern Gross Dam Road.
Latest News / Blog
Dam foundation preparation, quarrying and site preparation activities at Gross Reservoir
Dam foundation preparation, quarrying and site preparation activities involving drilling and blasting are scheduled to begin at Gross Reservoir today, April 12. Please note: Blasting will only take place during daylight hours. Drilling and blasting activities are...
Heavy equipment to travel to Gross Reservoir Expansion Project site
March 28, 2022 - Between March 28 and April 2, weather permitting, Kiewit Barnard Joint Venture will mobilize large equipment to the Gross Reservoir Expansion Project site. This activity will consist of a maximum of four caravans over the course of two nights. Each...
