US Bridges

I-44 Ramp N-W over Post Rd. under

Fair

Comanche County, Oklahoma · 0.1N of U.S. 62 · Structure no. 281350000000000

Built
2007
18 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
194 ft
3 main spans
Daily traffic
26,600
2022 count
Owner
State
State Highway Agency

About this bridge

I-44 Ramp N-W over Post Rd. under is a prestressed concrete stringer/multi-beam or girder carrying I-44 Ramp N-W over Post Rd. under in Comanche County, Oklahoma. It was built in 2007, so it is 18 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 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 26,600 vehicles a day, roughly 36% of them trucks, projected to reach 42,560 by 2042. The structure is 194 ft (59.1 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI-44 Ramp N-W
CrossesPost Rd. under
Location0.1N of U.S. 62
RouteInterstate 44
CountyComanche County
StateOklahoma
Coordinates34.63917, -98.38917
Functional classUrban Principal Arterial - Interstate

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.
Superstructure8 Very GoodNo problems noted.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70 US tons
Inventory rating34 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length194 ft (59.1 m)
Longest span70 ft (21.3 m)
Deck width32 ft (9.8 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,600 (2022)
Projected traffic42,560 by 2042
Trucks36%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo
Strategic Highway NetworkInterstate STRAHNET route

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$1.1 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-44 Ramp N-W over Post Rd. under built?

It was built in 2007, making it 18 years old in 2025.

What condition is I-44 Ramp N-W over Post Rd. 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 October 2024.

How much traffic does I-44 Ramp N-W over Post Rd. under carry?

About 26,600 vehicles per day (2022 count), of which roughly 36% are trucks.

How long is I-44 Ramp N-W over Post Rd. under?

The structure is 194 ft (59.1 m) long with a longest span of 70 ft (21.3 m) and a deck 32 ft wide.

Who owns I-44 Ramp N-W over Post Rd. under?

It is owned by the State Highway Agency.