US Bridges

S.H. 99 over Carpenter Creek

Good

Pawnee County, Oklahoma · 6.2N Creek C/L · Structure no. 324510000000000

Built
2022
3 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
28 ft
2 main spans
Daily traffic
1,600
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 99 over Carpenter Creek is a concrete culvert carrying S.H. 99 over Carpenter Creek in Pawnee County, Oklahoma. It was built in 2022, so it is 3 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,600 vehicles a day, roughly 16% of them trucks, projected to reach 2,560 by 2042. The structure is 28 ft (8.6 m) long. If it were closed, the detour would be 42.3 mi (68 km).

CarriesS.H. 99
CrossesCarpenter Creek
Location6.2N Creek C/L
RouteState Highway 99
Coordinates36.25196, -96.56792
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.
Culvert8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating86.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length28 ft (8.6 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,600 (2022)
Projected traffic2,560 by 2042
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed42.3 mi (68 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was S.H. 99 over Carpenter Creek built?

It was built in 2022, making it 3 years old in 2025.

What condition is S.H. 99 over Carpenter 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 May 2024.

How much traffic does S.H. 99 over Carpenter Creek carry?

About 1,600 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is S.H. 99 over Carpenter Creek?

The structure is 28 ft (8.6 m) long with a longest span of 8 ft (2.4 m).

Who owns S.H. 99 over Carpenter Creek?

It is owned by the State Highway Agency.