US Bridges

5006C over Rock Creek

Fair

Murray County, Oklahoma · 1.3 MI E US 177 · Structure no. 103100000000000

Built
1945
80 years old
Condition
Fair
inspected February 2024
Type
Culvert
Concrete
Length
65 ft
4 main spans
Daily traffic
200
2022 count
Owner
County
County Highway Agency

About this bridge

5006C over Rock Creek is a concrete culvert carrying 5006C over Rock Creek in Murray County, Oklahoma. It was built in 1945, so it is 80 years old, older 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 200 vehicles a day, roughly 15% of them trucks, projected to reach 320 by 2042. The structure is 65 ft (19.8 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
Carries5006C
CrossesRock Creek
Location1.3 MI E US 177
RouteCounty Highway 5006C
CountyMurray County
StateOklahoma
Coordinates34.56424, -96.94422
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20
Structure length65 ft (19.8 m)
Longest span17 ft (5.2 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2022)
Projected traffic320 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 5006C over Rock Creek built?

It was built in 1945, making it 80 years old in 2025.

What condition is 5006C over Rock 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 February 2024.

How much traffic does 5006C over Rock Creek carry?

About 200 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is 5006C over Rock Creek?

The structure is 65 ft (19.8 m) long with a longest span of 17 ft (5.2 m) and a deck 28 ft wide.

Who owns 5006C over Rock Creek?

It is owned by the County Highway Agency.