US Bridges

Charter Church RD over Plattin CR

Good

Jefferson County, Missouri · S 12 T 39 N R 5 E · Structure no. 35717

Built
2018
7 years old
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
154 ft
2 main spans
Daily traffic
277
2023 count
Owner
County
County Highway Agency

About this bridge

Charter Church RD over Plattin CR is a prestressed concrete continuous stringer/multi-beam or girder carrying Charter Church RD over Plattin CR in Jefferson County, Missouri. It was built in 2018, so it is 7 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 277 vehicles a day, roughly 7% of them trucks, projected to reach 554 by 2043. The structure is 154 ft (47 m) long and 33 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesCharter Church RD
CrossesPlattin CR
LocationS 12 T 39 N R 5 E
RouteCounty Highway 342
Coordinates38.1038, -90.41363
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
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 geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating76.4 US tons
Inventory rating59.5 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length154 ft (47 m)
Longest span77 ft (23.5 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic277 (2023)
Projected traffic554 by 2043
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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 Charter Church RD over Plattin CR built?

It was built in 2018, making it 7 years old in 2025.

What condition is Charter Church RD over 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 Charter Church RD over Plattin CR carry?

About 277 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is Charter Church RD over Plattin CR?

The structure is 154 ft (47 m) long with a longest span of 77 ft (23.5 m) and a deck 33 ft wide.

Who owns Charter Church RD over Plattin CR?

It is owned by the County Highway Agency.