US Bridges

U.S. 270 over Carter Creek

Poor

Seminole County, Oklahoma · 1.7 MI E SH 3 · Structure no. 130790000000000

Built
1953
72 years old
Condition
Poor
inspected November 2023
Type
Slab
Concrete
Length
150 ft
6 main spans
Daily traffic
7,400
2022 count
Owner
State
State Highway Agency

About this bridge

U.S. 270 over Carter Creek is a concrete slab carrying U.S. 270 over Carter Creek in Seminole County, Oklahoma. It was built in 1953, so it is 72 years old, older than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 7,400 vehicles a day, roughly 7% of them trucks, projected to reach 11,840 by 2042. The structure is 150 ft (45.7 m) long and 31 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesU.S. 270
CrossesCarter Creek
Location1.7 MI E SH 3
RouteU.S. Route 270
CountySeminole County
StateOklahoma
Coordinates35.22111, -96.64362
Functional classUrban Other Principal Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.5 US tons
Inventory rating27.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadH 20
Structure length150 ft (45.7 m)
Longest span25 ft (7.6 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,400 (2022)
Projected traffic11,840 by 2042
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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$5.3 million
NavigationNo navigation control on waterway

Frequently asked questions

When was U.S. 270 over Carter Creek built?

It was built in 1953, making it 72 years old in 2025.

What condition is U.S. 270 over Carter Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in November 2023.

How much traffic does U.S. 270 over Carter Creek carry?

About 7,400 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is U.S. 270 over Carter Creek?

The structure is 150 ft (45.7 m) long with a longest span of 25 ft (7.6 m) and a deck 31 ft wide.

Who owns U.S. 270 over Carter Creek?

It is owned by the State Highway Agency.