US Bridges

S.H. 51 a over Creek

Good

Blaine County, Oklahoma · 1.5 MI S JCT S.H. 51 · Structure no. 254710000000000

Built
1999
26 years old
Condition
Good
inspected February 2024
Type
Culvert
Concrete
Length
44 ft
3 main spans
Daily traffic
840
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 51 a over Creek is a concrete culvert carrying S.H. 51 a over Creek in Blaine County, Oklahoma. It was built in 1999, so it is 26 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 840 vehicles a day, roughly 16% of them trucks, projected to reach 1,344 by 2042. The structure is 44 ft (13.4 m) long and 192 ft wide. If it were closed, the detour would be 18 mi (29 km).

CarriesS.H. 51 a
CrossesCreek
Location1.5 MI S JCT S.H. 51
RouteState Highway 51A
Coordinates36.04837, -98.4743
Functional classRural Minor Arterial

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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length44 ft (13.4 m)
Longest span13 ft (4 m)
Deck width192 ft (58.5 m)
Roadway width190 ft (57.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic840 (2022)
Projected traffic1,344 by 2042
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18 mi (29 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 relocation of road
Estimated improvement cost$1.4 million
NavigationNo navigation control on waterway

Frequently asked questions

When was S.H. 51 a over Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is S.H. 51 a over 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 February 2024.

How much traffic does S.H. 51 a over Creek carry?

About 840 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is S.H. 51 a over Creek?

The structure is 44 ft (13.4 m) long with a longest span of 13 ft (4 m) and a deck 192 ft wide.

Who owns S.H. 51 a over Creek?

It is owned by the State Highway Agency.