US Bridges

N3920 over Creek

Good

Creek County, Oklahoma · 5 East of Sapulpa · Structure no. 262510000000000

Built
2000
25 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
300
2022 count
Owner
County
County Highway Agency

About this bridge

N3920 over Creek is a concrete culvert carrying N3920 over Creek in Creek 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 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 300 vehicles a day, roughly 15% of them trucks, projected to reach 480 by 2042. The structure is 21 ft (6.4 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesN3920
CrossesCreek
Location5 East of Sapulpa
RouteCounty Highway N3920
Coordinates35.99501, -96.02979
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMay 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 adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating110.1 US tons
Inventory rating76.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2022)
Projected traffic480 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 N3920 over Creek built?

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

What condition is N3920 over 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 May 2024.

How much traffic does N3920 over Creek carry?

About 300 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is N3920 over Creek?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m) and a deck 30 ft wide.

Who owns N3920 over Creek?

It is owned by the County Highway Agency.