US Bridges

S.H. 37 over I-44 under

Poor

Cleveland County, Oklahoma · 1.9 MI N Mcclain C/L · Structure no. 161100000000000

Built
1964
61 years old
Condition
Poor
inspected November 2023
Type
Slab
Concrete Continuous
Length
189 ft
4 main spans
Daily traffic
8,900
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 37 over I-44 under is a concrete continuous slab carrying S.H. 37 over I-44 under in Cleveland County, Oklahoma. It was built in 1964, so it is 61 years old, older than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 8,900 vehicles a day, roughly 15% of them trucks, projected to reach 14,240 by 2042. The structure is 189 ft (57.6 m) long and 33 ft wide. If it were closed, the detour would be 32.9 mi (53 km).

Location

Open in Google Maps
CarriesS.H. 37
CrossesI-44 under
Location1.9 MI N Mcclain C/L
RouteState Highway 37
CountyCleveland County
StateOklahoma
Coordinates35.33396, -97.59251
Functional classUrban Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment7: Better than present minimum criteria
Operating rating49.1 US tons
Inventory rating30 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length189 ft (57.6 m)
Longest span59 ft (18 m)
Deck width33 ft (10.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,900 (2022)
Projected traffic14,240 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed32.9 mi (53 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$3.5 million
NavigationNot applicable (no waterway)

Frequently asked questions

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

It was built in 1964, making it 61 years old in 2025.

What condition is S.H. 37 over I-44 under in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in November 2023.

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

About 8,900 vehicles per day (2022 count), of which roughly 15% are trucks.

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

The structure is 189 ft (57.6 m) long with a longest span of 59 ft (18 m) and a deck 33 ft wide.

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

It is owned by the State Highway Agency.