US Bridges

S Post RD (N3170) over Creek

Fair

Oklahoma County, Oklahoma · .2S of SE 15 ST · Structure no. 252860000000000

Built
1998
27 years old
Condition
Fair
inspected October 2023
Type
Culvert
Concrete
Length
54 ft
3 main spans
Daily traffic
13,407
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

S Post RD (N3170) over Creek is a concrete culvert carrying S Post RD (N3170) over Creek in Oklahoma County, Oklahoma. It was built in 1998, so it is 27 years old, younger 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 13,407 vehicles a day, roughly 7% of them trucks, projected to reach 21,451 by 2042. The structure is 54 ft (16.6 m) long and 92 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesS Post RD (N3170)
CrossesCreek
Location.2S of SE 15 ST
RouteCity Street N3170
CountyOklahoma County
StateOklahoma
Coordinates35.44697, -97.35334
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 protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85.3 US tons
Inventory rating51 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length54 ft (16.6 m)
Longest span15 ft (4.6 m)
Deck width92 ft (27.9 m)
Roadway width90 ft (27.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,407 (2022)
Projected traffic21,451 by 2042
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 S Post RD (N3170) over Creek built?

It was built in 1998, making it 27 years old in 2025.

What condition is S Post RD (N3170) 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 October 2023.

How much traffic does S Post RD (N3170) over Creek carry?

About 13,407 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is S Post RD (N3170) over Creek?

The structure is 54 ft (16.6 m) long with a longest span of 15 ft (4.6 m) and a deck 92 ft wide.

Who owns S Post RD (N3170) over Creek?

It is owned by the City or Municipal Highway Agency.