US Bridges

FAU 3880 (foreman over Fourmile Creek

PoorPosted for load

Canadian County, Oklahoma · 0.4 MI W US 81 · Structure no. 127280000000000

Built
1952
73 years old
Condition
Poor
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
31 ft
1 main span
Daily traffic
400
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

FAU 3880 (foreman over Fourmile Creek is a steel stringer/multi-beam or girder carrying FAU 3880 (foreman over Fourmile Creek in Canadian County, Oklahoma. It was built in 1952, so it is 73 years old, older than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 400 vehicles a day, roughly 5% of them trucks, projected to reach 640 by 2042. The structure is 31 ft (9.4 m) long and 21 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesFAU 3880 (foreman
CrossesFourmile Creek
Location0.4 MI W US 81
RouteCity Street 3880
Coordinates35.53677, -97.96304
Functional classUrban Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating19.5 US tons
Inventory rating11.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span29 ft (8.8 m)
Deck width21 ft (6.4 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2022)
Projected traffic640 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$270,000
NavigationNo navigation control on waterway

Frequently asked questions

When was FAU 3880 (foreman over Fourmile Creek built?

It was built in 1952, making it 73 years old in 2025.

What condition is FAU 3880 (foreman over Fourmile Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2024.

How much traffic does FAU 3880 (foreman over Fourmile Creek carry?

About 400 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is FAU 3880 (foreman over Fourmile Creek?

The structure is 31 ft (9.4 m) long with a longest span of 29 ft (8.8 m) and a deck 21 ft wide.

Who owns FAU 3880 (foreman over Fourmile Creek?

It is owned by the City or Municipal Highway Agency.