US Bridges

N3940 over Cherry Creek

Fair

Tulsa County, Oklahoma · 4800 S Elwood · Structure no. 299960000000000

Built
2008
17 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
75 ft
1 main span
Daily traffic
4,102
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

N3940 over Cherry Creek is a prestressed concrete stringer/multi-beam or girder carrying N3940 over Cherry Creek in Tulsa County, Oklahoma. It was built in 2008, so it is 17 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 4,102 vehicles a day, roughly 5% of them trucks, projected to reach 6,563 by 2042. The structure is 75 ft (22.9 m) long and 33 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesN3940
CrossesCherry Creek
Location4800 S Elwood
RouteCity Street N3940
CountyTulsa County
StateOklahoma
Coordinates36.09333, -95.99361
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72 US tons
Inventory rating33 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length75 ft (22.9 m)
Longest span73 ft (22.3 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,102 (2022)
Projected traffic6,563 by 2042
Trucks5%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$299,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N3940 over Cherry Creek built?

It was built in 2008, making it 17 years old in 2025.

What condition is N3940 over Cherry 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 November 2024.

How much traffic does N3940 over Cherry Creek carry?

About 4,102 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is N3940 over Cherry Creek?

The structure is 75 ft (22.9 m) long with a longest span of 73 ft (22.3 m) and a deck 33 ft wide.

Who owns N3940 over Cherry Creek?

It is owned by the City or Municipal Highway Agency.