US Bridges

IRR 6808C over Pinhook Creek

FairPosted for load

Sequoyah County, Oklahoma · 7.0 MI NE of US 64 · Structure no. 098130000000000

Built
1941
84 years old
Condition
Fair
inspected June 2024
Type
Arch - Deck
Steel
Length
104 ft
5 main spans
Daily traffic
200
2022 count
Owner
County
County Highway Agency

About this bridge

IRR 6808C over Pinhook Creek is a steel arch - deck carrying IRR 6808C over Pinhook Creek in Sequoyah County, Oklahoma. It was built in 1941, so it is 84 years old, older 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. Its operating status is: posted for load restriction.

It carries about 200 vehicles a day, roughly 15% of them trucks, projected to reach 320 by 2042. The structure is 104 ft (31.7 m) long and 25 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesIRR 6808C
CrossesPinhook Creek
Location7.0 MI NE of US 64
RouteCounty Highway 6808C
CountySequoyah County
StateOklahoma
Coordinates35.53617, -94.88864
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
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating32 US tons
Inventory rating23 US tons

Structure

Structure typeArch - Deck
MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length104 ft (31.7 m)
Longest span17 ft (5.2 m)
Deck width25 ft (7.6 m)
Roadway width21 ft (6.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2022)
Projected traffic320 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$527,000
NavigationNo navigation control on waterway

Frequently asked questions

When was IRR 6808C over Pinhook Creek built?

It was built in 1941, making it 84 years old in 2025.

What condition is IRR 6808C over Pinhook 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 June 2024.

How much traffic does IRR 6808C over Pinhook Creek carry?

About 200 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is IRR 6808C over Pinhook Creek?

The structure is 104 ft (31.7 m) long with a longest span of 17 ft (5.2 m) and a deck 25 ft wide.

Who owns IRR 6808C over Pinhook Creek?

It is owned by the County Highway Agency.