US Bridges

1160C/ N4588 over Dry Creek

Good

Cherokee County, Oklahoma · 1.5 MI SW of Barber · Structure no. 236990000000000

Built
1994
31 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
183 ft
2 main spans
Daily traffic
250
2022 count
Owner
County
County Highway Agency

About this bridge

1160C/ N4588 over Dry Creek is a prestressed concrete stringer/multi-beam or girder carrying 1160C/ N4588 over Dry Creek in Cherokee County, Oklahoma. It was built in 1994, so it is 31 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 250 vehicles a day, roughly 15% of them trucks, projected to reach 400 by 2042. The structure is 183 ft (55.8 m) long and 29 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Carries1160C/ N4588
CrossesDry Creek
Location1.5 MI SW of Barber
RouteCounty Highway 1160C
Coordinates35.74088, -94.84613
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating100 US tons
Inventory rating49.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length183 ft (55.8 m)
Longest span90 ft (27.4 m)
Deck width29 ft (8.7 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2022)
Projected traffic400 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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$682,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 1160C/ N4588 over Dry Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is 1160C/ N4588 over Dry 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 August 2023.

How much traffic does 1160C/ N4588 over Dry Creek carry?

About 250 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is 1160C/ N4588 over Dry Creek?

The structure is 183 ft (55.8 m) long with a longest span of 90 ft (27.4 m) and a deck 29 ft wide.

Who owns 1160C/ N4588 over Dry Creek?

It is owned by the County Highway Agency.