US Bridges

River RD over Sugar CR

Fair

Platte County, Missouri · S 5 T 54 N R 37 W · Structure no. 12168

Built
1988
37 years old
Condition
Fair
inspected April 2024
Type
Tee Beam
Prestressed Concrete
Length
133 ft
3 main spans
Daily traffic
120
2024 count
Owner
County
County Highway Agency

About this bridge

River RD over Sugar CR is a prestressed concrete tee beam carrying River RD over Sugar CR in Platte County, Missouri. It was built in 1988, so it is 37 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 120 vehicles a day, roughly 10% of them trucks, projected to reach 222 by 2044. The structure is 133 ft (40.5 m) long and 27 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesRiver RD
CrossesSugar CR
LocationS 5 T 54 N R 37 W
RouteCounty Highway 1
Coordinates39.51285, -95.06543
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to 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 alignment8: Equal to present desirable criteria
Operating rating64.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length133 ft (40.5 m)
Longest span50 ft (15.2 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic120 (2024)
Projected traffic222 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byOther Local 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 River RD over Sugar CR built?

It was built in 1988, making it 37 years old in 2025.

What condition is River RD over Sugar CR in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2024.

How much traffic does River RD over Sugar CR carry?

About 120 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is River RD over Sugar CR?

The structure is 133 ft (40.5 m) long with a longest span of 50 ft (15.2 m) and a deck 27 ft wide.

Who owns River RD over Sugar CR?

It is owned by the County Highway Agency and maintained by the Other Local Agency.