US Bridges

Hanover Ave over W Muddy CR

Good

Mercer County, Missouri · S 7 T 64 N R 24 W · Structure no. 28674

Built
2000
25 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
70 ft
1 main span
Daily traffic
20
2024 count
Owner
County
County Highway Agency

About this bridge

Hanover Ave over W Muddy CR is a steel stringer/multi-beam or girder carrying Hanover Ave over W Muddy CR in Mercer County, Missouri. It was built in 2000, so it is 25 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 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 20 vehicles a day, roughly 10% of them trucks, projected to reach 22 by 2044. The structure is 70 ft (21.3 m) long and 20 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesHanover Ave
CrossesW Muddy CR
LocationS 7 T 64 N R 24 W
RouteCounty Highway 221
CountyMercer County
StateMissouri
Coordinates40.35664, -93.64753
Functional classRural Local

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 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 adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating92.3 US tons
Inventory rating55.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length70 ft (21.3 m)
Longest span69 ft (21 m)
Deck width20 ft (6.2 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2024)
Projected traffic22 by 2044
Trucks10%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Hanover Ave over W Muddy CR built?

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

What condition is Hanover Ave over W Muddy CR 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 January 2024.

How much traffic does Hanover Ave over W Muddy CR carry?

About 20 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Hanover Ave over W Muddy CR?

The structure is 70 ft (21.3 m) long with a longest span of 69 ft (21 m) and a deck 20 ft wide.

Who owns Hanover Ave over W Muddy CR?

It is owned by the County Highway Agency.