US Bridges

N2850 over Creek

PoorPosted for load

Garfield County, Oklahoma · 5E 4.5N of SH132/SH45 · Structure no. 098390000000000

Built
1942
83 years old
Condition
Poor
inspected October 2024
Type
Slab
Concrete
Length
27 ft
1 main span
Daily traffic
150
2022 count
Owner
County
County Highway Agency

About this bridge

N2850 over Creek is a concrete slab carrying N2850 over Creek in Garfield County, Oklahoma. It was built in 1942, so it is 83 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 150 vehicles a day, roughly 10% of them trucks, projected to reach 240 by 2042. The structure is 27 ft (8.2 m) long and 19 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesN2850
CrossesCreek
Location5E 4.5N of SH132/SH45
RouteCounty Highway N2850
Coordinates36.52753, -97.92541
Functional classRural Local

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
Deck3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 2024
Inspection intervalevery 6 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating6 US tons
Inventory rating3 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length27 ft (8.2 m)
Longest span26 ft (7.9 m)
Deck width19 ft (5.7 m)
Roadway width16 ft (5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2022)
Projected traffic240 by 2042
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$251,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N2850 over Creek built?

It was built in 1942, making it 83 years old in 2025.

What condition is N2850 over 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 October 2024.

How much traffic does N2850 over Creek carry?

About 150 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is N2850 over Creek?

The structure is 27 ft (8.2 m) long with a longest span of 26 ft (7.9 m) and a deck 19 ft wide.

Who owns N2850 over Creek?

It is owned by the County Highway Agency.