US Bridges

Hudson Road over Box Elder Creek

Fair

Adams County, Colorado · 2 MI N of 26th Avenue · Structure no. AUR98.1-AE.0

Built
1965
60 years old, rebuilt 2016
Condition
Fair
inspected October 2023
Type
Girder and Floorbeam System
Steel
Length
61 ft
1 main span
Daily traffic
888
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Hudson Road over Box Elder Creek is a steel girder and floorbeam system carrying Hudson Road over Box Elder Creek in Adams County, Colorado. It was built in 1965 and reconstructed in 2016, so it is 60 years old, older than the Colorado average of 42.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 888 vehicles a day, projected to reach 1,154 by 2041. The structure is 61 ft (18.6 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesHudson Road
CrossesBox Elder Creek
Location2 MI N of 26th Avenue
RouteCity Street 0
Coordinates39.78248, -104.62159
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating35.7 US tons
Inventory rating28.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length61 ft (18.6 m)
Longest span59 ft (17.9 m)
Deck width31 ft (9.6 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic888 (2021)
Projected traffic1,154 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Hudson Road over Box Elder Creek built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 2016.

What condition is Hudson Road over Box Elder Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2023.

How much traffic does Hudson Road over Box Elder Creek carry?

About 888 vehicles per day (2021 count).

How long is Hudson Road over Box Elder Creek?

The structure is 61 ft (18.6 m) long with a longest span of 59 ft (17.9 m) and a deck 31 ft wide.

Who owns Hudson Road over Box Elder Creek?

It is owned by the City or Municipal Highway Agency.