US Bridges

1080C over Caddo Creek

Good

Carter County, Oklahoma · 4 W & .9 S JCT US177 & 53 · Structure no. 227010000000000

Built
1991
34 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
320
2022 count
Owner
County
County Highway Agency

About this bridge

1080C over Caddo Creek is a concrete culvert carrying 1080C over Caddo Creek in Carter 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 320 vehicles a day, roughly 15% of them trucks, projected to reach 512 by 2042. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Carries1080C
CrossesCaddo Creek
Location4 W & .9 S JCT US177 & 53
RouteCounty Highway 1026
Coordinates34.27464, -97.03835
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
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
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.4 US tons
Inventory rating24.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic320 (2022)
Projected traffic512 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 1080C over Caddo Creek built?

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

What condition is 1080C over Caddo 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 March 2023.

How much traffic does 1080C over Caddo Creek carry?

About 320 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is 1080C over Caddo Creek?

The structure is 25 ft (7.6 m) long with a longest span of 12 ft (3.7 m).

Who owns 1080C over Caddo Creek?

It is owned by the County Highway Agency.