US Bridges

Chickasaw Tp over Rock Creek

Good

Murray County, Oklahoma · 4.44 MI NE of SH 7 · Structure no. 228720000000000

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

About this bridge

Chickasaw Tp over Rock Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying Chickasaw Tp over Rock 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 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 2,500 vehicles a day, roughly 25% of them trucks, projected to reach 4,000 by 2042. The structure is 170 ft (51.8 m) long and 48 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

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CarriesChickasaw Tp
CrossesRock Creek
Location4.44 MI NE of SH 7
CountyMurray County
StateOklahoma
Coordinates34.54457, -96.95941
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
Deck7 GoodSome minor problems.
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 evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.9 US tons
Inventory rating46.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length170 ft (51.8 m)
Longest span87 ft (26.5 m)
Deck width48 ft (14.6 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$1.8 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Chickasaw Tp over Rock Creek built?

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

What condition is Chickasaw Tp over Rock 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 Rock Creek carry?

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

How long is Chickasaw Tp over Rock Creek?

The structure is 170 ft (51.8 m) long with a longest span of 87 ft (26.5 m) and a deck 48 ft wide.

Who owns Chickasaw Tp over Rock Creek?

It is owned by the State Toll Authority.