US Bridges

County RD 373 over Fish Br

Good

Audrain County, Missouri · S 28 T 52 N R 9 W · Structure no. 29261

Built
2002
23 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
83 ft
1 main span
Daily traffic
10
2023 count
Owner
County
County Highway Agency

About this bridge

County RD 373 over Fish Br is a steel stringer/multi-beam or girder carrying County RD 373 over Fish Br in Audrain County, Missouri. It was built in 2002, so it is 23 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 10 vehicles a day, roughly 10% of them trucks, projected to reach 13 by 2043. The structure is 83 ft (25.3 m) long and 24 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesCounty RD 373
CrossesFish Br
LocationS 28 T 52 N R 9 W
RouteCounty Highway 207
Coordinates39.26564, -91.93219
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.4 US tons
Inventory rating44.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length83 ft (25.3 m)
Longest span80 ft (24.4 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2023)
Projected traffic13 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 County RD 373 over Fish Br built?

It was built in 2002, making it 23 years old in 2025.

What condition is County RD 373 over Fish Br 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 April 2023.

How much traffic does County RD 373 over Fish Br carry?

About 10 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is County RD 373 over Fish Br?

The structure is 83 ft (25.3 m) long with a longest span of 80 ft (24.4 m) and a deck 24 ft wide.

Who owns County RD 373 over Fish Br?

It is owned by the County Highway Agency.