US Bridges

S.H. 99 over Mill Creek

Good

Pontotoc County, Oklahoma · S. End of Fittstown · Structure no. 279280000000000

Built
2007
18 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
121 ft
1 main span
Daily traffic
2,100
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 99 over Mill Creek is a prestressed concrete stringer/multi-beam or girder carrying S.H. 99 over Mill Creek in Pontotoc County, Oklahoma. It was built in 2007, so it is 18 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 2,100 vehicles a day, roughly 16% of them trucks, projected to reach 3,360 by 2042. The structure is 121 ft (36.9 m) long and 45 ft wide. If it were closed, the detour would be 44.7 mi (72 km).

CarriesS.H. 99
CrossesMill Creek
LocationS. End of Fittstown
RouteState Highway 99
Coordinates34.6097, -96.63383
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating47 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length121 ft (36.9 m)
Longest span120 ft (36.6 m)
Deck width45 ft (13.7 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,100 (2022)
Projected traffic3,360 by 2042
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed44.7 mi (72 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 substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.1 million
NavigationNo navigation control on waterway

Frequently asked questions

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

It was built in 2007, making it 18 years old in 2025.

What condition is S.H. 99 over Mill 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 June 2024.

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

About 2,100 vehicles per day (2022 count), of which roughly 16% are trucks.

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

The structure is 121 ft (36.9 m) long with a longest span of 120 ft (36.6 m) and a deck 45 ft wide.

Who owns S.H. 99 over Mill Creek?

It is owned by the State Highway Agency.