US Bridges

Fir Street over Mckenzie Creek

Good

Wayne County, Missouri · S 26 T 29 N R 3 E · Structure no. 36500

Built
2021
4 years old
Condition
Good
inspected December 2023
Type
Tee Beam
Prestressed Concrete
Length
100 ft
1 main span
Daily traffic
300
2024 count
Owner
County
County Highway Agency

About this bridge

Fir Street over Mckenzie Creek is a prestressed concrete tee beam carrying Fir Street over Mckenzie Creek in Wayne County, Missouri. It was built in 2021, so it is 4 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 9 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 10% of them trucks, projected to reach 375 by 2044. The structure is 100 ft (30.5 m) long and 24 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesFir Street
CrossesMckenzie Creek
LocationS 26 T 29 N R 3 E
RouteCity Street 0
Coordinates37.15377, -90.69379
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.5 US tons
Inventory rating51.6 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span96 ft (29.4 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2024)
Projected traffic375 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Fir Street over Mckenzie Creek built?

It was built in 2021, making it 4 years old in 2025.

What condition is Fir Street over Mckenzie 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 December 2023.

How much traffic does Fir Street over Mckenzie Creek carry?

About 300 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Fir Street over Mckenzie Creek?

The structure is 100 ft (30.5 m) long with a longest span of 96 ft (29.4 m) and a deck 24 ft wide.

Who owns Fir Street over Mckenzie Creek?

It is owned by the County Highway Agency and maintained by the City or Municipal Highway Agency.