US Bridges

Doss Hollow RD over Trib to Plattin CR

Good

Jefferson County, Missouri · S 21 T 39 N R 6 E · Structure no. 36806

Built
2022
3 years old
Condition
Good
inspected January 2025
Type
Tee Beam
Prestressed Concrete
Length
90 ft
1 main span
Daily traffic
329
2023 count
Owner
County
County Highway Agency

About this bridge

Doss Hollow RD over Trib to Plattin CR is a prestressed concrete tee beam carrying Doss Hollow RD over Trib to Plattin CR in Jefferson County, Missouri. It was built in 2022, so it is 3 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 329 vehicles a day, roughly 10% of them trucks, projected to reach 658 by 2043. The structure is 90 ft (27.3 m) long and 35 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesDoss Hollow RD
CrossesTrib to Plattin CR
LocationS 21 T 39 N R 6 E
RouteCounty Highway 359
Coordinates38.08222, -90.37378
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.
Substructure9 ExcellentNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating75.4 US tons
Inventory rating58.5 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length90 ft (27.3 m)
Longest span86 ft (26.2 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic329 (2023)
Projected traffic658 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 Doss Hollow RD over Trib to Plattin CR built?

It was built in 2022, making it 3 years old in 2025.

What condition is Doss Hollow RD over Trib to Plattin 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 2025.

How much traffic does Doss Hollow RD over Trib to Plattin CR carry?

About 329 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Doss Hollow RD over Trib to Plattin CR?

The structure is 90 ft (27.3 m) long with a longest span of 86 ft (26.2 m) and a deck 35 ft wide.

Who owns Doss Hollow RD over Trib to Plattin CR?

It is owned by the County Highway Agency.