US Bridges

S.H. 37 over I-44 under

Fair

McClain County, Oklahoma · 1.0 Mi.S.Cleveland CO · Structure no. 158090000000000

Built
1963
62 years old
Condition
Fair
inspected August 2023
Type
Slab
Concrete
Length
207 ft
4 main spans
Daily traffic
23,900
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 37 over I-44 under is a concrete slab carrying S.H. 37 over I-44 under in McClain County, Oklahoma. It was built in 1963, so it is 62 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 23,900 vehicles a day, roughly 15% of them trucks, projected to reach 38,240 by 2042. The structure is 207 ft (63.1 m) long and 49 ft wide. If it were closed, the detour would be 34.2 mi (55 km).

Location

Open in Google Maps
CarriesS.H. 37
CrossesI-44 under
Location1.0 Mi.S.Cleveland CO
RouteState Highway 37
CountyMcClain County
StateOklahoma
Coordinates35.29111, -97.6
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating51 US tons
Inventory rating30 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length207 ft (63.1 m)
Longest span64 ft (19.5 m)
Deck width49 ft (14.9 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,900 (2022)
Projected traffic38,240 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed34.2 mi (55 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$3.7 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was S.H. 37 over I-44 under built?

It was built in 1963, making it 62 years old in 2025.

What condition is S.H. 37 over I-44 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 2023.

How much traffic does S.H. 37 over I-44 under carry?

About 23,900 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is S.H. 37 over I-44 under?

The structure is 207 ft (63.1 m) long with a longest span of 64 ft (19.5 m) and a deck 49 ft wide.

Who owns S.H. 37 over I-44 under?

It is owned by the State Highway Agency.