US Bridges

Admiral Pl over Unnamed Str

Good

Macon County, Missouri · S 29 T 60 N R 17 W · Structure no. 37420

Built
2024
1 years old
Condition
Good
inspected February 2024
Type
Culvert
Aluminum, Wrought Iron, or Cast Iron
Length
29 ft
1 main span
Daily traffic
5
2024 count
Owner
County
County Highway Agency

About this bridge

Admiral Pl over Unnamed Str is a aluminum, wrought iron, or cast iron culvert carrying Admiral Pl over Unnamed Str in Macon County, Missouri. It was built in 2024, so it is 1 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 5 vehicles a day, roughly 10% of them trucks, projected to reach 6 by 2044. The structure is 29 ft (8.9 m) long and 23 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesAdmiral Pl
CrossesUnnamed Str
LocationS 29 T 60 N R 17 W
RouteCounty Highway 5
Coordinates39.98929, -92.77769
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating101.2 US tons

Structure

Structure typeCulvert
MaterialAluminum, Wrought Iron, or Cast Iron
DeckNot applicable
Main spans1
Design loadHS 20
Structure length29 ft (8.9 m)
Longest span29 ft (8.9 m)
Deck width23 ft (7 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5 (2024)
Projected traffic6 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Admiral Pl over Unnamed Str built?

It was built in 2024, making it 1 years old in 2025.

What condition is Admiral Pl over Unnamed Str 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 Admiral Pl over Unnamed Str carry?

About 5 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Admiral Pl over Unnamed Str?

The structure is 29 ft (8.9 m) long with a longest span of 29 ft (8.9 m) and a deck 23 ft wide.

Who owns Admiral Pl over Unnamed Str?

It is owned by the County Highway Agency.