US Bridges

Riverdale RD over Finley Rvr

Good

Christian County, Missouri · S 36 T 27 N R 22 W · Structure no. 29727

Built
2003
22 years old
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
185 ft
2 main spans
Daily traffic
200
2025 count
Owner
County
County Highway Agency

About this bridge

Riverdale RD over Finley Rvr is a prestressed concrete continuous stringer/multi-beam or girder carrying Riverdale RD over Finley Rvr in Christian County, Missouri. It was built in 2003, so it is 22 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 200 vehicles a day, roughly 10% of them trucks, projected to reach 400 by 2045. The structure is 185 ft (56.4 m) long and 26 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesRiverdale RD
CrossesFinley Rvr
LocationS 36 T 27 N R 22 W
RouteCounty Highway 187
Coordinates36.99537, -93.28972
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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating71.4 US tons
Inventory rating40.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length185 ft (56.4 m)
Longest span93 ft (28.2 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2025)
Projected traffic400 by 2045
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Riverdale RD over Finley Rvr built?

It was built in 2003, making it 22 years old in 2025.

What condition is Riverdale RD over Finley 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 January 2025.

How much traffic does Riverdale RD over Finley Rvr carry?

About 200 vehicles per day (2025 count), of which roughly 10% are trucks.

How long is Riverdale RD over Finley Rvr?

The structure is 185 ft (56.4 m) long with a longest span of 93 ft (28.2 m) and a deck 26 ft wide.

Who owns Riverdale RD over Finley Rvr?

It is owned by the County Highway Agency.