US Bridges

N3730 over Buckeye Creek

Good

Okfuskee County, Oklahoma · 4.0 S 1.0 W of Mason · Structure no. 256450000000000

Built
2000
25 years old
Condition
Good
inspected August 2024
Type
Tee Beam
Prestressed Concrete
Length
53 ft
1 main span
Daily traffic
70
2022 count
Owner
County
County Highway Agency

About this bridge

N3730 over Buckeye Creek is a prestressed concrete tee beam carrying N3730 over Buckeye Creek in Okfuskee County, Oklahoma. It was built in 2000, so it is 25 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 70 vehicles a day, roughly 10% of them trucks, projected to reach 112 by 2042. The structure is 53 ft (16.2 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesN3730
CrossesBuckeye Creek
Location4.0 S 1.0 W of Mason
RouteCounty Highway N3730
Coordinates35.50774, -96.37062
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39 US tons
Inventory rating23 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length53 ft (16.2 m)
Longest span50 ft (15.2 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic70 (2022)
Projected traffic112 by 2042
Trucks10%
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 statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$361,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N3730 over Buckeye Creek built?

It was built in 2000, making it 25 years old in 2025.

What condition is N3730 over Buckeye 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 August 2024.

How much traffic does N3730 over Buckeye Creek carry?

About 70 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is N3730 over Buckeye Creek?

The structure is 53 ft (16.2 m) long with a longest span of 50 ft (15.2 m) and a deck 28 ft wide.

Who owns N3730 over Buckeye Creek?

It is owned by the County Highway Agency.