US Bridges

Chickasaw Tp over Cochran Creek

Good

Murray County, Oklahoma · 5.89 MI NE of SH 7 · Structure no. 228380000000000

Built
1991
34 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
101 ft
1 main span
Daily traffic
2,500
2022 count
Owner
Toll Authority
State Toll Authority

About this bridge

Chickasaw Tp over Cochran Creek is a prestressed concrete stringer/multi-beam or girder carrying Chickasaw Tp over Cochran Creek in Murray County, Oklahoma. It was built in 1991, so it is 34 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,500 vehicles a day, roughly 25% of them trucks, projected to reach 4,000 by 2042. The structure is 101 ft (30.8 m) long and 46 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesChickasaw Tp
CrossesCochran Creek
Location5.89 MI NE of SH 7
CountyMurray County
StateOklahoma
Coordinates34.55657, -96.93889
Functional classRural Principal Arterial - Other

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating103 US tons
Inventory rating28 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length101 ft (30.8 m)
Longest span100 ft (30.5 m)
Deck width46 ft (14 m)
Roadway width45 ft (13.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,500 (2022)
Projected traffic4,000 by 2042
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.4 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Chickasaw Tp over Cochran Creek built?

It was built in 1991, making it 34 years old in 2025.

What condition is Chickasaw Tp over Cochran Creek 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 June 2024.

How much traffic does Chickasaw Tp over Cochran Creek carry?

About 2,500 vehicles per day (2022 count), of which roughly 25% are trucks.

How long is Chickasaw Tp over Cochran Creek?

The structure is 101 ft (30.8 m) long with a longest span of 100 ft (30.5 m) and a deck 46 ft wide.

Who owns Chickasaw Tp over Cochran Creek?

It is owned by the State Toll Authority.