US Bridges

N3785 over Creek

FairPosted for load

Creek County, Oklahoma · .5S .4W 1.4S of Slick · Structure no. 066490000000000

Built
1939
86 years old
Condition
Fair
inspected June 2024
Type
Slab
Concrete
Length
28 ft
2 main spans
Daily traffic
240
2022 count
Owner
County
County Highway Agency

About this bridge

N3785 over Creek is a concrete slab carrying N3785 over Creek in Creek County, Oklahoma. It was built in 1939, so it is 86 years old, older than the Oklahoma average of 47.8 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. Its operating status is: posted for load restriction.

It carries about 240 vehicles a day, roughly 15% of them trucks, projected to reach 384 by 2042. The structure is 28 ft (8.4 m) long and 30 ft wide. If it were closed, the detour would be 16.8 mi (27 km).

Location

Open in Google Maps
CarriesN3785
CrossesCreek
Location.5S .4W 1.4S of Slick
RouteCounty Highway N3785
CountyCreek County
StateOklahoma
Coordinates35.75427, -96.27256
Functional classRural Major 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.6 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length28 ft (8.4 m)
Longest span12 ft (3.7 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic240 (2022)
Projected traffic384 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.8 mi (27 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$253,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N3785 over Creek built?

It was built in 1939, making it 86 years old in 2025.

What condition is N3785 over 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 June 2024.

How much traffic does N3785 over Creek carry?

About 240 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is N3785 over Creek?

The structure is 28 ft (8.4 m) long with a longest span of 12 ft (3.7 m) and a deck 30 ft wide.

Who owns N3785 over Creek?

It is owned by the County Highway Agency.