US Bridges

County RD 510 over Little Rvr Drainag

Good

New Madrid County, Missouri · S 4 T 22 N R 13 E · Structure no. 34993

Built
2015
10 years old
Condition
Good
inspected December 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
240 ft
3 main spans
Daily traffic
5
2023 count
Owner
County
County Highway Agency

About this bridge

County RD 510 over Little Rvr Drainag is a prestressed concrete box beam or girders - multiple carrying County RD 510 over Little Rvr Drainag in New Madrid County, Missouri. It was built in 2015, so it is 10 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 5 vehicles a day, roughly 10% of them trucks, projected to reach 7 by 2043. The structure is 240 ft (73.2 m) long and 24 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCounty RD 510
CrossesLittle Rvr Drainag
LocationS 4 T 22 N R 13 E
RouteCounty Highway 142
Coordinates36.58362, -89.64701
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
Deck8 Very GoodNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2024
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.4 US tons
Inventory rating47.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length240 ft (73.2 m)
Longest span80 ft (24.4 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5 (2023)
Projected traffic7 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 County RD 510 over Little Rvr Drainag built?

It was built in 2015, making it 10 years old in 2025.

What condition is County RD 510 over Little Rvr Drainag 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 December 2024.

How much traffic does County RD 510 over Little Rvr Drainag carry?

About 5 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is County RD 510 over Little Rvr Drainag?

The structure is 240 ft (73.2 m) long with a longest span of 80 ft (24.4 m) and a deck 24 ft wide.

Who owns County RD 510 over Little Rvr Drainag?

It is owned by the County Highway Agency.