US Bridges

York Street over Niver Creek

GoodClosed to traffic

Adams County, Colorado · York and Coronado Parkway · Structure no. ADA79.2-05.0034

Built
1970
55 years old, rebuilt 2004
Condition
Good
inspected January 2024
Type
Tee Beam
Prestressed Concrete
Length
41 ft
1 main span
Daily traffic
9,770
2021 count
Owner
County
County Highway Agency

About this bridge

York Street over Niver Creek is a prestressed concrete tee beam carrying York Street over Niver Creek in Adams County, Colorado. It was built in 1970 and reconstructed in 2004, so it is 55 years old, older than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. Its operating status is: closed to all traffic.

It carries about 9,770 vehicles a day, roughly 5% of them trucks, projected to reach 12,701 by 2041. The structure is 41 ft (12.6 m) long and 63 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesYork Street
CrossesNiver Creek
LocationYork and Coronado Parkway
RouteCounty Highway 0
Coordinates39.8419, -104.95906
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.3 US tons
Inventory rating49.4 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length41 ft (12.6 m)
Longest span39 ft (11.9 m)
Deck width63 ft (19.2 m)
Roadway width44 ft (13.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,770 (2021)
Projected traffic12,701 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was York Street over Niver Creek built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 2004.

What condition is York Street over Niver Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2024.

How much traffic does York Street over Niver Creek carry?

About 9,770 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is York Street over Niver Creek?

The structure is 41 ft (12.6 m) long with a longest span of 39 ft (11.9 m) and a deck 63 ft wide.

Who owns York Street over Niver Creek?

It is owned by the County Highway Agency.