US Bridges

152nd Avenue over Muddy Creek

Fair

Adams County, Colorado · 1.5 MI E of Price Road · Structure no. ADA152-55.5N166

Built
1960
65 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
1 main span
Daily traffic
24
2021 count
Owner
County
County Highway Agency

About this bridge

152nd Avenue over Muddy Creek is a steel stringer/multi-beam or girder carrying 152nd Avenue over Muddy Creek in Adams County, Colorado. It was built in 1960, so it is 65 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 24 vehicles a day, roughly 5% of them trucks, projected to reach 31 by 2041. The structure is 30 ft (9.2 m) long and 24 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Carries152nd Avenue
CrossesMuddy Creek
Location1.5 MI E of Price Road
RouteCounty Highway 0
Coordinates39.97114, -104.00705
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
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 evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating22.6 US tons
Inventory rating13.4 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length30 ft (9.2 m)
Longest span29 ft (8.7 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24 (2021)
Projected traffic31 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 152nd Avenue over Muddy Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is 152nd Avenue over Muddy 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 152nd Avenue over Muddy Creek carry?

About 24 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is 152nd Avenue over Muddy Creek?

The structure is 30 ft (9.2 m) long with a longest span of 29 ft (8.7 m) and a deck 24 ft wide.

Who owns 152nd Avenue over Muddy Creek?

It is owned by the County Highway Agency.