US Bridges

Post Rd. over I-240 under

Fair

Oklahoma County, Oklahoma · 8 MI E of JCT I35 · Structure no. 183300000000000

Built
1972
53 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
222 ft
2 main spans
Daily traffic
1,000
2022 count
Owner
State
State Highway Agency

About this bridge

Post Rd. over I-240 under is a steel continuous stringer/multi-beam or girder carrying Post Rd. over I-240 under in Oklahoma County, Oklahoma. It was built in 1972, so it is 53 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.

It carries about 1,000 vehicles a day, roughly 5% of them trucks, projected to reach 1,600 by 2042. The structure is 222 ft (67.7 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesPost Rd.
CrossesI-240 under
Location8 MI E of JCT I35
RouteCity Street 0
CountyOklahoma County
StateOklahoma
Coordinates35.38938, -97.35323
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.7 US tons
Inventory rating32.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length222 ft (67.7 m)
Longest span112 ft (34.1 m)
Deck width33 ft (10 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2022)
Projected traffic1,600 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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$2.6 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Post Rd. over I-240 under built?

It was built in 1972, making it 53 years old in 2025.

What condition is Post Rd. over I-240 under 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 2024.

How much traffic does Post Rd. over I-240 under carry?

About 1,000 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Post Rd. over I-240 under?

The structure is 222 ft (67.7 m) long with a longest span of 112 ft (34.1 m) and a deck 33 ft wide.

Who owns Post Rd. over I-240 under?

It is owned by the State Highway Agency.