US Bridges

3516C over Blue River Oflow

Fair

Johnston County, Oklahoma · .3 N & 1.8 W of Folsom · Structure no. 256250000000000

Built
2000
25 years old
Condition
Fair
inspected May 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
200
2022 count
Owner
County
County Highway Agency

About this bridge

3516C over Blue River Oflow is a concrete culvert carrying 3516C over Blue River Oflow in Johnston County, Oklahoma. It was built in 2000, so it is 25 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 200 vehicles a day, roughly 15% of them trucks, projected to reach 320 by 2042. The structure is 21 ft (6.3 m) long. If it were closed, the detour would be 21.1 mi (34 km).

Location

Open in Google Maps
Carries3516C
CrossesBlue River Oflow
Location.3 N & 1.8 W of Folsom
RouteCounty Highway 3516C
CountyJohnston County
StateOklahoma
Coordinates34.19773, -96.44738
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 inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110 US tons
Inventory rating66 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.3 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 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 closed21.1 mi (34 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$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 3516C over Blue River Oflow built?

It was built in 2000, making it 25 years old in 2025.

What condition is 3516C over Blue River Oflow 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 May 2023.

How much traffic does 3516C over Blue River Oflow carry?

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

How long is 3516C over Blue River Oflow?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3 m).

Who owns 3516C over Blue River Oflow?

It is owned by the County Highway Agency.