US Bridges

IRR 2512C over Larimore Creek

Good

Garvin County, Oklahoma · .5E Grady C/L · Structure no. 273240000000000

Built
2006
19 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
108 ft
1 main span
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

IRR 2512C over Larimore Creek is a prestressed concrete stringer/multi-beam or girder carrying IRR 2512C over Larimore Creek in Garvin County, Oklahoma. It was built in 2006, so it is 19 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 100 vehicles a day, roughly 15% of them trucks, projected to reach 160 by 2042. The structure is 108 ft (32.9 m) long and 29 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesIRR 2512C
CrossesLarimore Creek
Location.5E Grady C/L
RouteCounty Highway 2512C
Coordinates34.81206, -97.66147
Functional classRural Major Collector

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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating91.1 US tons
Inventory rating41 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length108 ft (32.9 m)
Longest span105 ft (32 m)
Deck width29 ft (8.7 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic160 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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$637,000
NavigationNo navigation control on waterway

Frequently asked questions

When was IRR 2512C over Larimore Creek built?

It was built in 2006, making it 19 years old in 2025.

What condition is IRR 2512C over Larimore 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 April 2024.

How much traffic does IRR 2512C over Larimore Creek carry?

About 100 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is IRR 2512C over Larimore Creek?

The structure is 108 ft (32.9 m) long with a longest span of 105 ft (32 m) and a deck 29 ft wide.

Who owns IRR 2512C over Larimore Creek?

It is owned by the County Highway Agency.