US Bridges

Huntingfield RD over Trib of Salk Rvr

Good

Audrain County, Missouri · S 35 T 51 N R 9 W · Structure no. 35476

Built
2016
9 years old
Condition
Good
inspected March 2023
Type
Slab
Prestressed Concrete
Length
37 ft
1 main span
Daily traffic
500
2023 count
Owner
County
County Highway Agency

About this bridge

Huntingfield RD over Trib of Salk Rvr is a prestressed concrete slab carrying Huntingfield RD over Trib of Salk Rvr in Audrain County, Missouri. It was built in 2016, so it is 9 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 500 vehicles a day, roughly 10% of them trucks, projected to reach 675 by 2043. The structure is 37 ft (11.4 m) long and 25 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesHuntingfield RD
CrossesTrib of Salk Rvr
LocationS 35 T 51 N R 9 W
RouteCounty Highway 0
Coordinates39.15931, -91.87833
Functional classUrban 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.
Substructure9 ExcellentNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89.3 US tons
Inventory rating53.6 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length37 ft (11.4 m)
Longest span32 ft (9.9 m)
Deck width25 ft (7.5 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2023)
Projected traffic675 by 2043
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 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 Huntingfield RD over Trib of Salk Rvr built?

It was built in 2016, making it 9 years old in 2025.

What condition is Huntingfield RD over Trib of Salk Rvr 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 March 2023.

How much traffic does Huntingfield RD over Trib of Salk Rvr carry?

About 500 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Huntingfield RD over Trib of Salk Rvr?

The structure is 37 ft (11.4 m) long with a longest span of 32 ft (9.9 m) and a deck 25 ft wide.

Who owns Huntingfield RD over Trib of Salk Rvr?

It is owned by the County Highway Agency.