US Bridges

Count RD 200 over Lit Niangua Rvr

Good

Hickory County, Missouri · S 26 T 37 N R 21 W · Structure no. 32984

Built
2009
16 years old
Condition
Good
inspected February 2025
Type
Channel Beam
Concrete
Length
45 ft
1 main span
Daily traffic
30
2025 count
Owner
County
County Highway Agency

About this bridge

Count RD 200 over Lit Niangua Rvr is a concrete channel beam carrying Count RD 200 over Lit Niangua Rvr in Hickory County, Missouri. It was built in 2009, so it is 16 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 30 vehicles a day, roughly 10% of them trucks, projected to reach 36 by 2045. The structure is 45 ft (13.7 m) long and 23 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesCount RD 200
CrossesLit Niangua Rvr
LocationS 26 T 37 N R 21 W
RouteCounty Highway 200
Coordinates37.91753, -93.09386
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating101.2 US tons
Inventory rating60.5 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length45 ft (13.7 m)
Longest span45 ft (13.7 m)
Deck width23 ft (7 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2025)
Projected traffic36 by 2045
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 Count RD 200 over Lit Niangua Rvr built?

It was built in 2009, making it 16 years old in 2025.

What condition is Count RD 200 over Lit Niangua 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 February 2025.

How much traffic does Count RD 200 over Lit Niangua Rvr carry?

About 30 vehicles per day (2025 count), of which roughly 10% are trucks.

How long is Count RD 200 over Lit Niangua Rvr?

The structure is 45 ft (13.7 m) long with a longest span of 45 ft (13.7 m) and a deck 23 ft wide.

Who owns Count RD 200 over Lit Niangua Rvr?

It is owned by the County Highway Agency.