US Bridges

Archer ST over Mussel Fk

Good

Macon County, Missouri · S 17 T 58 N R 17 W · Structure no. 22656

Built
2000
25 years old
Condition
Good
inspected February 2024
Type
Tee Beam
Prestressed Concrete Continuous
Length
154 ft
3 main spans
Daily traffic
35
2024 count
Owner
County
County Highway Agency

About this bridge

Archer ST over Mussel Fk is a prestressed concrete continuous tee beam carrying Archer ST over Mussel Fk in Macon 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 35 vehicles a day, roughly 10% of them trucks, projected to reach 39 by 2044. The structure is 154 ft (46.9 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesArcher ST
CrossesMussel Fk
LocationS 17 T 58 N R 17 W
RouteCounty Highway 367
Coordinates39.83624, -92.83576
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 protection8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating84.3 US tons
Inventory rating47.6 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length154 ft (46.9 m)
Longest span56 ft (17.1 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2024)
Projected traffic39 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Archer ST over Mussel Fk built?

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

What condition is Archer ST over Mussel Fk 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 February 2024.

How much traffic does Archer ST over Mussel Fk carry?

About 35 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Archer ST over Mussel Fk?

The structure is 154 ft (46.9 m) long with a longest span of 56 ft (17.1 m) and a deck 24 ft wide.

Who owns Archer ST over Mussel Fk?

It is owned by the County Highway Agency.