US Bridges

S.H. 59B over Coon Creek

Fair

Pottawatomie County, Oklahoma · 1.0 MI E SH 102 · Structure no. 219800000000000

Built
1988
37 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
105 ft
1 main span
Daily traffic
660
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 59B over Coon Creek is a prestressed concrete stringer/multi-beam or girder carrying S.H. 59B over Coon Creek in Pottawatomie County, Oklahoma. It was built in 1988, so it is 37 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 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 660 vehicles a day, roughly 15% of them trucks, projected to reach 1,056 by 2042. The structure is 105 ft (32 m) long and 34 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesS.H. 59B
CrossesCoon Creek
Location1.0 MI E SH 102
RouteState Highway 59B
Coordinates35.14505, -97.03706
Functional classRural Major 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating97.8 US tons
Inventory rating43.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length105 ft (32 m)
Longest span100 ft (30.5 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic660 (2022)
Projected traffic1,056 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.5 million
NavigationNo navigation control on waterway

Frequently asked questions

When was S.H. 59B over Coon Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is S.H. 59B over Coon Creek 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 March 2023.

How much traffic does S.H. 59B over Coon Creek carry?

About 660 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is S.H. 59B over Coon Creek?

The structure is 105 ft (32 m) long with a longest span of 100 ft (30.5 m) and a deck 34 ft wide.

Who owns S.H. 59B over Coon Creek?

It is owned by the State Highway Agency.