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Colorado public construction bids (59 open)

State & local + federal sources: 2 sources including state DOT, local and federal (SAM.gov) bids (coverage). Updated daily; data as of Sun Nov 1, 2026.

Other 20 Buildings 18 Water & sewer 5 Paving 5 Safety & signals 4 Bridges & drainage 4 Flatwork & trails 2 Non-construction 1
Filter these on the bid board →Get alerts (early access)
DueProjectCountyWork typeBond / prequal / pre-bid
1d
Mon Nov 2, 2026
Z--SLV-CB PUMPING PLANT ROOF [Solicitation; NAICS 238160; Small Business Set Aside - Total]
Bureau Of Reclamation / Upper Colorado Regional Office
MoscaBuildings
1d
Mon Nov 2, 2026
B--GUSG HABITAT HYDRO-LOGIC RESTORATION 202 [Combined Synopsis/Solicitation; NAICS 237990; Small Business Set Aside - Total]
Bureau Of Land Management / Colorado State Office
Other
1d
Mon Nov 2, 2026
Z--YOSE 22866 Rehabilitate Hodgdon Meadows Water System and YOSE 196755 Extend Hod [Sources Sought; NAICS 237110]
Departmental Offices / National Park Service Contracting Activity
Water & sewer
1d
Mon Nov 2, 2026
SLV-CB PUMPING PLANT ROOF [Solicitation; NAICS 238160; Small Business Set Aside - Total]
Bureau Of Reclamation / Upper Colorado Regional Office
MoscaBuildings
1d
Mon Nov 2, 2026
GRCA 257282 - Replace Wastewater Plant at South Ri [Solicitation; NAICS 221320]
National Park Service / Dsc Contracting Services Division
Water & sewer
1d
Mon Nov 2, 2026
Y--GRCA 257282 - Replace South Rim Wastewater Treatment Plant, Grand Canyon, AZ [Presolicitation; NAICS 221320]
National Park Service / Dsc Contracting Services Division
Water & sewer
2d
Tue Nov 3, 2026
Z--BRCA 310427 Southbound Shuttle Stop [Solicitation; NAICS 237310]
National Park Service / Dsc Contracting Services Division
Buildings
3d
Wed Nov 4, 2026
Z--EC-ECAO Exterior Door Replacement [Solicitation; NAICS 238350; Small Business Set Aside - Total]
Departmental Offices / Reclamation Contracting Activity
Other
3d
Wed Nov 4, 2026
EC-ECAO Exterior Door Replacement [Solicitation; NAICS 238350; Small Business Set Aside - Total]
Departmental Offices / Reclamation Contracting Activity
Other
3d
Wed Nov 4, 2026
Z--EC-ECAO Exterior Door Replacement [Sources Sought; NAICS 238350]
Departmental Offices / Reclamation Contracting Activity
Other
4d
Thu Nov 5, 2026
STM 066A-009 (26200): roadway resurfacing on CO 66 from MM 43.9 – 46.5 including intersection and ADA improvements.
Colorado DOT
WeldSafety & signals
4d
Thu Nov 5, 2026
NHPP 0853-134 (27638): chipseal on US 85 from MP 287-301.
Colorado DOT
WeldOther
4d
Thu Nov 5, 2026
FSA 0242-100 (26808): turn lane improvements on US 24 at the Green Mountain Falls Exit.
Colorado DOT
El PasoOther
4d
Thu Nov 5, 2026
Armed Forces Recruiting Building 25 Tenant Improvement and Renovation Project- Sources Sought Notice [Sources Sought; NAICS 236220]
Public Buildings Service / Pbs Project Delivery Capital Construction - Branch West
LakewoodBuildings
5d
Fri Nov 6, 2026
R--CLWTP FISMA Compliance [Solicitation; NAICS 238210]
Departmental Offices / Reclamation Contracting Activity
Other
5d
Fri Nov 6, 2026
Z--YELL 338223 - Bridge Preservation [Solicitation; NAICS 237310]
Departmental Offices / National Park Service Contracting Activity
Bridges & drainage
5d
Fri Nov 6, 2026
Y--GCI Pollyanna #2 Acid Mine Drainage Remediation Pr [Solicitation; NAICS 562910; Small Business Set Aside - Total]
Office Of Surface Mining, Reclamation And Enforcement / Doi Osmre (Co)
Bridges & drainage
5d
Fri Nov 6, 2026
Y--GRCA 318719 North Rim & Roaring Springs Rehabilitation Program [Presolicitation; NAICS 237110]
Departmental Offices / National Park Service Contracting Activity
Buildings
5d
Fri Nov 6, 2026
Y--Timucuan Ecological and Historic Preserve TIMU-335 [Solicitation; NAICS 237990]
National Park Service / Dsc Contracting Services Division
Buildings
5d
Fri Nov 6, 2026
Y--HAVO 326181 Rehabilitate Rainshed&Water Treatment [Solicitation; NAICS 237110]
National Park Service / Dsc Contracting Services Division
Water & sewer
5d
Fri Nov 6, 2026
Timucuan Ecological and Historic Preserve TIMU-335 [Solicitation; NAICS 237990]
National Park Service / Dsc Contracting Services Division
Buildings
5d
Fri Nov 6, 2026
GCI Pollyanna #2 Acid Mine Drainage Remediation Pr [Solicitation; NAICS 562910; Small Business Set Aside - Total]
Office Of Surface Mining, Reclamation And Enforcement / Doi Osmre (Co)
Bridges & drainage
8d
Mon Nov 9, 2026
56--PGMB Security Gate [Combined Synopsis/Solicitation; NAICS 238990; Small Business Set Aside - Total]
Departmental Offices / Reclamation Contracting Activity
Other
8d
Mon Nov 9, 2026
PGMB Security Gate [Combined Synopsis/Solicitation; NAICS 238990; Small Business Set Aside - Total]
Departmental Offices / Reclamation Contracting Activity
Other
9d
Tue Nov 10, 2026
Y--Turnout Buildings [Solicitation; NAICS 237110]
Departmental Offices / Reclamation Contracting Activity
Other
10d
Wed Nov 11, 2026
Design-Build Services – STM Security Fencing - North Boundary [Solicitation; NAICS 238990; Small Business Set Aside - Total]
Energy, Department Of / Alliance For Energy Innovation, Llc - Doe Contractor
GoldenOther
10d
Wed Nov 11, 2026
Y--LB Lateral Water Line and Facilities Replacement for Wastewater System [Sources Sought; NAICS 237110]
Departmental Offices / Reclamation Contracting Activity
Water & sewer
10d
Wed Nov 11, 2026
Stove Prairie Campground Gate Replacement [Solicitation; NAICS 237990; Small Business Set Aside - Total]
Forest Service / Usda-Fs, Csa Intermountain 8
BellvueOther
10d
Wed Nov 11, 2026
1240LT27Q0005 [Solicitation; NAICS 237990; Small Business Set Aside - Total]
Forest Service / Usda-Fs, Csa Intermountain 8
BellvueOther
10d
Wed Nov 11, 2026
Z--Site Visit Effigy Mounds National Monument [Presolicitation; NAICS 236220]
Departmental Offices / National Park Service Contracting Activity
Buildings
11d
Thu Nov 12, 2026
NHPP 2854-150 (24422): resurfacing on US 285 from Pine Junction to Foxton Road along with wildlife fence installation, traffic signal replacement and other improvements.
Colorado DOT
JeffersonSafety & signals
11d
Thu Nov 12, 2026
NH 0503-100 (27241): roadway resurfacing on US 50 from MM 288.9 – 296.6 along with bridge repairs and other improvements.
Colorado DOT
Bridges & drainage
11d
Thu Nov 12, 2026
STA 003A-003 (26759): roadway resurfacing on SH 3 and US 160 along with other improvements.
Colorado DOT
La PlataPaving
11d
Thu Nov 12, 2026
SFTY 0241-072 (26633): roundabout construction at the intersection of US 24 & CO 82.
Colorado DOT
LakeSafety & signals
11d
Thu Nov 12, 2026
NHPP 0853-134 (27638): chipseal on US 85 from MP 287-301.
Colorado DOT
WeldOther
11d
Thu Nov 12, 2026
Y--GRSM 321788 - Oconaluftee River Trail [Sources Sought; NAICS 237310]
Departmental Offices / National Park Service Contracting Activity
Flatwork & trails
12d
Fri Nov 13, 2026
Y--Timucuan Ecological and Historic Preserve TIMU-335 [Solicitation; NAICS 237990]
National Park Service / Dsc Contracting Services Division
Buildings
12d
Fri Nov 13, 2026
554-27-117 Conduct Concrete and Civil Site Repairs. [Solicitation; NAICS 238110; Service-Disabled Veteran-Owned Small Business (SDVOSB) Set-Aside (FAR 19.14)]
Veterans Affairs, Department Of / Network Contract Office 19 (36C259)
AuroraFlatwork & trails
12d
Fri Nov 13, 2026
GRTE 237343 - Rehab 4 Lazy F Ranch [Solicitation; NAICS 237110; Small Business Set Aside - Total]
National Park Service / Dsc Contracting Services Division
Buildings
15d
Mon Nov 16, 2026
Y--Folsom Dam Electronic Access Control and Surveillance (EACSS) Fiber Backbone Up [Presolicitation; NAICS 237130; Service-Disabled Veteran-Owned Small Business (SDVOSB) Set-Aside (FAR 19.14)]
Departmental Offices / Reclamation Contracting Activity
Other
18d
Thu Nov 19, 2026
*STR 0131-074 (27015): roadway resurfacing and other improvements on SH 13A and SH 64A.
Colorado DOT
Rio BlancoPaving
18d
Thu Nov 19, 2026
*267 015A-001 (26922): roadway resurfacing and other improvements on SH 15B, SH 136A, and SH 371A.
Colorado DOT
ConejosPaving
18d
Thu Nov 19, 2026
*STR 145A-085 (27209): rockfall mitigation on CO 145 from MM 96.62 - 97.72.
Colorado DOT
San MiguelOther
18d
Thu Nov 19, 2026
*NHPP 079A-016 (27337): roadway resurfacing SH79 from MM 1.6 - 4.1.
Colorado DOT
AdamsPaving
18d
Thu Nov 19, 2026
*FSA 0504-915 (27203): VRU intersection improvements at US 50B and Hudson Avenue/Bonforte Boulevard.
Colorado DOT
PuebloSafety & signals
18d
Thu Nov 19, 2026
*STR 0405-043 (27285): roadway chip seal surface treatment on US 40 from MP 446 - 457.
Colorado DOT
CheyennePaving
19d
Fri Nov 20, 2026
Y--GRTE 237343 - Rehab 4 Lazy F Ranch [Solicitation; NAICS 237110; Small Business Set Aside - Total]
National Park Service / Dsc Contracting Services Division
Buildings
19d
Fri Nov 20, 2026
Paving Acquisition Vehicle - Rockies (PAV-R) IDIQ Sources Sought [Sources Sought; NAICS 237310; Small Business Set Aside - Total]
Dept Of The Air Force / Fa2550 50 Cons Pkp
Colorado SpringsNon-construction
19d
Fri Nov 20, 2026
Denver, CO Denver P&DC Roof Replacement K95856 [Solicitation; NAICS 236220]
Postal Service / Supplies Material Mgmt
DenverBuildings
22d
Mon Nov 23, 2026
56--PGMB Security Gate [Combined Synopsis/Solicitation; NAICS 238990; Small Business Set Aside - Total]
Departmental Offices / Reclamation Contracting Activity
Other
22d
Mon Nov 23, 2026
Administrative Parking Lot Repairs [Solicitation; NAICS 237310; Small Business Set Aside - Total]
Forest Service / Usda-Fs, Csa Intermountain 8
Buildings
22d
Mon Nov 23, 2026
SACN Replace Fire Alarms and Intrusions Systems [Solicitation; NAICS 238210; Small Business Set Aside - Total]
Departmental Offices / National Park Service Contracting Activity
Buildings
23d
Tue Nov 24, 2026
Picnic Tables & Bear Lockers with Install [Combined Synopsis/Solicitation; NAICS 327390; Small Business Set Aside - Total]
Forest Service / Usda-Fs, Csa Intermountain 8
Other
29d
Mon Nov 30, 2026
Z--SACN Replace Fire Alarms and Intrusions Systems [Solicitation; NAICS 238210; Small Business Set Aside - Total]
Departmental Offices / National Park Service Contracting Activity
Buildings
36d
Mon Dec 7, 2026
Z--Request for Proposal EFMO 224159/318539, Rehabilit [Solicitation; NAICS 236220]
Departmental Offices / National Park Service Contracting Activity
Buildings
36d
Mon Dec 7, 2026
Request for Proposal EFMO 224159/318539, Rehabilit [Solicitation; NAICS 236220]
Departmental Offices / National Park Service Contracting Activity
Buildings
39d
Thu Dec 10, 2026
JELA 325250 335621 - Rehabilitate Cemetery [Solicitation; NAICS 237990; Small Business Set Aside - Total]
Departmental Offices / National Park Service Contracting Activity
Buildings
46d
Thu Dec 17, 2026
GAOA Brainard Lake Recreation Area Deferred Maintenance [Combined Synopsis/Solicitation; NAICS 237310; Small Business Set Aside - Total]
Forest Service / Usda Forest Service
WardOther
397d
Fri Dec 3, 2027
Lowline Area Burned Fence Construction Project [Combined Synopsis/Solicitation; NAICS 238990; Small Business Set Aside - Total]
Forest Service / Usda Forest Service-Spoc Im
GunnisonOther

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