US Bridges

5648C over Montezuma Creek

Fair

Okmulgee County, Oklahoma · 8.5 S SH56 · Structure no. 157970000000000

Built
1963
62 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
183 ft
3 main spans
Daily traffic
380
2022 count
Owner
County
County Highway Agency

About this bridge

5648C over Montezuma Creek is a prestressed concrete stringer/multi-beam or girder carrying 5648C over Montezuma Creek in Okmulgee County, Oklahoma. It was built in 1963, so it is 62 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.

It carries about 380 vehicles a day, roughly 15% of them trucks, projected to reach 608 by 2042. The structure is 183 ft (55.8 m) long and 31 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Carries5648C
CrossesMontezuma Creek
Location8.5 S SH56
RouteCounty Highway 5648C
Coordinates35.50043, -96.03459
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating68.1 US tons
Inventory rating52.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length183 ft (55.8 m)
Longest span60 ft (18.3 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic380 (2022)
Projected traffic608 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 statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$680,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 5648C over Montezuma Creek built?

It was built in 1963, making it 62 years old in 2025.

What condition is 5648C over Montezuma 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 September 2024.

How much traffic does 5648C over Montezuma Creek carry?

About 380 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is 5648C over Montezuma Creek?

The structure is 183 ft (55.8 m) long with a longest span of 60 ft (18.3 m) and a deck 31 ft wide.

Who owns 5648C over Montezuma Creek?

It is owned by the County Highway Agency.