US Bridges

4628C over Creek

PoorPosted for load

McIntosh County, Oklahoma · 2.1 MI W Hanna · Structure no. 090140000000000

Built
1940
85 years old
Condition
Poor
inspected August 2024
Type
Slab
Concrete
Length
48 ft
4 main spans
Daily traffic
75
2022 count
Owner
County
County Highway Agency

About this bridge

4628C over Creek is a concrete slab carrying 4628C over Creek in McIntosh County, Oklahoma. It was built in 1940, so it is 85 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. Its operating status is: posted for load restriction.

It carries about 75 vehicles a day, roughly 15% of them trucks, projected to reach 120 by 2042. The structure is 48 ft (14.6 m) long and 32 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Carries4628C
CrossesCreek
Location2.1 MI W Hanna
RouteCounty Highway 4628C
Coordinates35.20278, -95.92793
Functional classRural Major Collector

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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, 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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating25.8 US tons
Inventory rating15.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length48 ft (14.6 m)
Longest span10 ft (3 m)
Deck width32 ft (9.7 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2022)
Projected traffic120 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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$342,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 4628C over Creek built?

It was built in 1940, making it 85 years old in 2025.

What condition is 4628C over 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 August 2024.

How much traffic does 4628C over Creek carry?

About 75 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is 4628C over Creek?

The structure is 48 ft (14.6 m) long with a longest span of 10 ft (3 m) and a deck 32 ft wide.

Who owns 4628C over Creek?

It is owned by the County Highway Agency.