US Bridges

N3510 over Spring Brook Creek

Fair

Pontotoc County, Oklahoma · .3 N & 1 E of Pickett · Structure no. 248480000000000

Built
1998
27 years old
Condition
Fair
inspected October 2024
Type
Culvert
Concrete
Length
49 ft
4 main spans
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

N3510 over Spring Brook Creek is a concrete culvert carrying N3510 over Spring Brook Creek in Pontotoc County, Oklahoma. It was built in 1998, so it is 27 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 160 by 2042. The structure is 49 ft (14.9 m) long. If it were closed, the detour would be 6.2 mi (10 km).

CarriesN3510
CrossesSpring Brook Creek
Location.3 N & 1 E of Pickett
RouteCounty Highway N3510
Coordinates34.78437, -96.75717
Functional classRural Local

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 protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating68 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20
Structure length49 ft (14.9 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 traffic100 (2022)
Projected traffic160 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 N3510 over Spring Brook Creek built?

It was built in 1998, making it 27 years old in 2025.

What condition is N3510 over Spring Brook 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 N3510 over Spring Brook Creek carry?

About 100 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is N3510 over Spring Brook Creek?

The structure is 49 ft (14.9 m) long with a longest span of 10 ft (3 m).

Who owns N3510 over Spring Brook Creek?

It is owned by the County Highway Agency.