US Bridges

2670C over Lost Roaring Creek

Fair

Grady County, Oklahoma · 4.0 MI S SH 19 · Structure no. 229900000000000

Built
1992
33 years old
Condition
Fair
inspected October 2024
Type
Culvert
Concrete
Length
52 ft
3 main spans
Daily traffic
236
2022 count
Owner
County
County Highway Agency

About this bridge

2670C over Lost Roaring Creek is a concrete culvert carrying 2670C over Lost Roaring Creek in Grady County, Oklahoma. It was built in 1992, so it is 33 years old, younger than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 236 vehicles a day, roughly 15% of them trucks, projected to reach 378 by 2042. The structure is 52 ft (15.8 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
Carries2670C
CrossesLost Roaring Creek
Location4.0 MI S SH 19
RouteCounty Highway 2670C
CountyGrady County
StateOklahoma
Coordinates34.85463, -97.79167
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating41 US tons
Inventory rating24 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length52 ft (15.8 m)
Longest span17 ft (5.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic236 (2022)
Projected traffic378 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 2670C over Lost Roaring Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is 2670C over Lost Roaring Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.

How much traffic does 2670C over Lost Roaring Creek carry?

About 236 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is 2670C over Lost Roaring Creek?

The structure is 52 ft (15.8 m) long with a longest span of 17 ft (5.2 m).

Who owns 2670C over Lost Roaring Creek?

It is owned by the County Highway Agency.