US Bridges

FAU 8421 (mingo RD over Mingo Creek

Good

Tulsa County, Oklahoma · 200 S. Mingo Rd. · Structure no. 269870000000000

Built
1999
26 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
264 ft
3 main spans
Daily traffic
10,500
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

FAU 8421 (mingo RD over Mingo Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying FAU 8421 (mingo RD over Mingo Creek in Tulsa County, Oklahoma. It was built in 1999, so it is 26 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 10,500 vehicles a day, roughly 5% of them trucks, projected to reach 16,800 by 2042. The structure is 264 ft (80.5 m) long and 65 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesFAU 8421 (mingo RD
CrossesMingo Creek
Location200 S. Mingo Rd.
RouteCity Street N4010
CountyTulsa County
StateOklahoma
Coordinates36.15894, -95.86889
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 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 evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84 US tons
Inventory rating37 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length264 ft (80.5 m)
Longest span101 ft (30.7 m)
Deck width65 ft (19.9 m)
Roadway width49 ft (15 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,500 (2022)
Projected traffic16,800 by 2042
Trucks5%
Lanes on structure4
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.6 million
NavigationNo navigation control on waterway

Frequently asked questions

When was FAU 8421 (mingo RD over Mingo Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is FAU 8421 (mingo RD over Mingo 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 March 2023.

How much traffic does FAU 8421 (mingo RD over Mingo Creek carry?

About 10,500 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is FAU 8421 (mingo RD over Mingo Creek?

The structure is 264 ft (80.5 m) long with a longest span of 101 ft (30.7 m) and a deck 65 ft wide.

Who owns FAU 8421 (mingo RD over Mingo Creek?

It is owned by the City or Municipal Highway Agency.