US Bridges

48th Avenue over Wolf Creek

Fair

Adams County, Colorado · 1.5 MI W of Strasburg RD · Structure no. ADA048-37.5N158

Built
1992
33 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
1 main span
Daily traffic
70
2021 count
Owner
County
County Highway Agency

About this bridge

48th Avenue over Wolf Creek is a steel stringer/multi-beam or girder carrying 48th Avenue over Wolf Creek in Adams County, Colorado. It was built in 1992, so it is 33 years old, younger 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 6 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 70 vehicles a day, roughly 10% of them trucks, projected to reach 91 by 2041. The structure is 30 ft (9.1 m) long and 25 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Carries48th Avenue
CrossesWolf Creek
Location1.5 MI W of Strasburg RD
RouteCounty Highway 0
Coordinates39.78168, -104.34902
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.4 US tons
Inventory rating31.4 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span28 ft (8.6 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70 (2021)
Projected traffic91 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 48th Avenue over Wolf Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is 48th Avenue over Wolf 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 November 2023.

How much traffic does 48th Avenue over Wolf Creek carry?

About 70 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is 48th Avenue over Wolf Creek?

The structure is 30 ft (9.1 m) long with a longest span of 28 ft (8.6 m) and a deck 25 ft wide.

Who owns 48th Avenue over Wolf Creek?

It is owned by the County Highway Agency.