Black Hawk Detention Pond Conversion
Closed State & local contract opportunity Posted
- Solicitation number
- 2025-2
- State
- Colorado
- Responses due
Opportunity facts
- Jurisdiction
- NIGP codes
- UNSPSC codes
- 81103300 Geomatics engineering
- 81103402 Front-end engineering design services
- 81103403 Detailed engineering services
- 81103405 Onshore engineering procurement and construction services
- 81103400 Engineering procurement and project management services
- 81103404 Offshore engineering procurement and construction services
- Points of contact
-
- Brad Dallam bdallam@cityofblackhawk.org (303) 582-2237
- Erin Scully escully@cityofblackhawk.org (303) 582-2282
Opportunity details come from bidnetdirect.com. Updated .
About this opportunity
The City of Black Hawk, located in Gilpin County, Colorado, is seeking a trade contractor to convert an existing open-air detention pond into an underground detention pond through a competitive bid process. The project, funded by the city's 2025 budget, requires comprehensive infrastructure improvements including underground detention pond design and construction, electrical work, streetlight installation, an electronic gate with controls, and driveway paving. Bids will be received until 10:00 a.m. on July 15, 2025, at the Public Works Department, with an optional pre-bid conference and site visit scheduled for June 24, 2025. Baseline Engineering has prepared the project drawings, and contractors must conform to CDOT Standard Specifications, use Grading SX hot bituminous pavement, and maintain specific compaction and material standards. The project is designed to be completed by April 30, 2026, with the primary objectives of modernizing stormwater management infrastructure and creating additional parking capacity.
The contract requires bidders to submit a bid bond or certified check for 5% of their maximum bid price and will be required to provide performance and payment bonds. Contractors must comply with the Keep Jobs in Colorado Act, mandating that at least 80% of labor be sourced from Colorado. While no specific set-aside designations for disadvantaged enterprises are mentioned, the bid package indicates that the City will provide testing services through Terracon and a staging area. The selected contractor will be required to provide a two-year warranty on all work. Though a specific budget range is not explicitly stated, the project is fully funded through the City of Black Hawk's 2025 budget, suggesting financial resources are in place for the detention pond conversion project. The underground detention system will maintain current stormwater management functions, with a total detention volume of 1.207 acre-feet, designed to manage water quality capture volume and handle 10-year and 100-year storm events.
Opportunity text
The Black Hawk City Council has approved the 2025 budget that includes financing to convert an existing open-air detention pond to an underground detention pond with new parking created by the project. Project will include the design of the underground detention pond, Provide material and construct the underground detention pond, electrical work, streetlights, electronic gate with controls, and paving of a driveway. Baseline Engineering has prepared drawings under the title of Black Hawk Detention Pond Conversion and staff have prepared these contract documents to create the entire package of contract documents for the project under the title of: Black Hawk Detention Pond Conversion
Files
| File | Type | Posted |
|---|---|---|
| BH DET DETENTION CONVERSION 2025 05 19.pdf | ||
| 3539 Drainage Report_2023.12.22.pdf | ||
| Detenetion Pond PDF.pdf |
On GovTribe
Work this opportunity
- Track it in your pipeline
- Similar opportunities
- Ask GovTribe AI about this opportunity