US Bridges

N4005 (89th E. Ave over Mill Creek

Fair

Tulsa County, Oklahoma · 1100 S 89 E · Structure no. 251220000000000

Built
1995
30 years old
Condition
Fair
inspected March 2023
Type
Culvert
Concrete
Length
52 ft
4 main spans
Daily traffic
300
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

N4005 (89th E. Ave over Mill Creek is a concrete culvert carrying N4005 (89th E. Ave over Mill Creek in Tulsa County, Oklahoma. It was built in 1995, so it is 30 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 300 vehicles a day, roughly 10% of them trucks, projected to reach 480 by 2042. The structure is 52 ft (15.8 m) long. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesN4005 (89th E. Ave
CrossesMill Creek
Location1100 S 89 E
RouteCity Street N4005
CountyTulsa County
StateOklahoma
Coordinates36.14684, -95.87782
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 protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73 US tons
Inventory rating43 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20
Structure length52 ft (15.8 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2022)
Projected traffic480 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$1.9 million
NavigationNo navigation control on waterway

Frequently asked questions

When was N4005 (89th E. Ave over Mill Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is N4005 (89th E. Ave over Mill 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 March 2023.

How much traffic does N4005 (89th E. Ave over Mill Creek carry?

About 300 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is N4005 (89th E. Ave over Mill Creek?

The structure is 52 ft (15.8 m) long with a longest span of 12 ft (3.7 m).

Who owns N4005 (89th E. Ave over Mill Creek?

It is owned by the City or Municipal Highway Agency.