US Bridges

S.H. 31 over Clear Boggy Creek Oflow

Good

Coal County, Oklahoma · 2.8 MI E SH48 · Structure no. 217030000000000

Built
1987
38 years old
Condition
Good
inspected September 2024
Type
Tee Beam
Prestressed Concrete
Length
220 ft
4 main spans
Daily traffic
620
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 31 over Clear Boggy Creek Oflow is a prestressed concrete tee beam carrying S.H. 31 over Clear Boggy Creek Oflow in Coal County, Oklahoma. It was built in 1987, so it is 38 years old, younger than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 620 vehicles a day, roughly 15% of them trucks, projected to reach 992 by 2042. The structure is 220 ft (67.1 m) long and 33 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesS.H. 31
CrossesClear Boggy Creek Oflow
Location2.8 MI E SH48
RouteState Highway 31
Coordinates34.50544, -96.35935
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86 US tons
Inventory rating34 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length220 ft (67.1 m)
Longest span55 ft (16.8 m)
Deck width33 ft (10.1 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic620 (2022)
Projected traffic992 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed19.9 mi (32 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$2.1 million
NavigationNo navigation control on waterway

Frequently asked questions

When was S.H. 31 over Clear Boggy Creek Oflow built?

It was built in 1987, making it 38 years old in 2025.

What condition is S.H. 31 over Clear Boggy Creek Oflow in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2024.

How much traffic does S.H. 31 over Clear Boggy Creek Oflow carry?

About 620 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is S.H. 31 over Clear Boggy Creek Oflow?

The structure is 220 ft (67.1 m) long with a longest span of 55 ft (16.8 m) and a deck 33 ft wide.

Who owns S.H. 31 over Clear Boggy Creek Oflow?

It is owned by the State Highway Agency.