US Bridges

N3100 (eastern) over Creek

Fair

Oklahoma County, Oklahoma · 0.2S of NE 78 · Structure no. 163090000000000

Built
1965
60 years old
Condition
Fair
inspected August 2023
Type
Culvert
Concrete
Length
32 ft
3 main spans
Daily traffic
6,500
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

N3100 (eastern) over Creek is a concrete culvert carrying N3100 (eastern) over Creek in Oklahoma County, Oklahoma. It was built in 1965, so it is 60 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 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 6,500 vehicles a day, roughly 5% of them trucks, projected to reach 10,400 by 2042. The structure is 32 ft (9.8 m) long and 103 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesN3100 (eastern)
CrossesCreek
Location0.2S of NE 78
RouteCity Street N3100
CountyOklahoma County
StateOklahoma
Coordinates35.54795, -97.47673
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64 US tons
Inventory rating38 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 20
Structure length32 ft (9.8 m)
Longest span10 ft (3 m)
Deck width103 ft (31.4 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,500 (2022)
Projected traffic10,400 by 2042
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N3100 (eastern) over Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is N3100 (eastern) 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 August 2023.

How much traffic does N3100 (eastern) over Creek carry?

About 6,500 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is N3100 (eastern) over Creek?

The structure is 32 ft (9.8 m) long with a longest span of 10 ft (3 m) and a deck 103 ft wide.

Who owns N3100 (eastern) over Creek?

It is owned by the City or Municipal Highway Agency.