US Bridges

County RD 524 over Drain Dtch No 43

Good

New Madrid County, Missouri · S 31 T 23 N R 12 E · Structure no. 17727

Built
1948
77 years old, rebuilt 1997
Condition
Good
inspected December 2024
Type
Channel Beam
Concrete
Length
73 ft
3 main spans
Daily traffic
100
2023 count
Owner
County
County Highway Agency

About this bridge

County RD 524 over Drain Dtch No 43 is a concrete channel beam carrying County RD 524 over Drain Dtch No 43 in New Madrid County, Missouri. It was built in 1948 and reconstructed in 1997, so it is 77 years old, older 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 100 vehicles a day, roughly 50% of them trucks, projected to reach 135 by 2043. The structure is 73 ft (22.3 m) long and 25 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesCounty RD 524
CrossesDrain Dtch No 43
LocationS 31 T 23 N R 12 E
RouteCounty Highway 161
Coordinates36.58394, -89.79508
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 protection6 SatisfactoryStructural elements show some minor deterioration.
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating98.2 US tons
Inventory rating76.4 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length73 ft (22.3 m)
Longest span22 ft (6.7 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2023)
Projected traffic135 by 2043
Trucks50%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 County RD 524 over Drain Dtch No 43 built?

It was built in 1948, making it 77 years old in 2025. It was reconstructed in 1997.

What condition is County RD 524 over Drain Dtch No 43 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 524 over Drain Dtch No 43 carry?

About 100 vehicles per day (2023 count), of which roughly 50% are trucks.

How long is County RD 524 over Drain Dtch No 43?

The structure is 73 ft (22.3 m) long with a longest span of 22 ft (6.7 m) and a deck 25 ft wide.

Who owns County RD 524 over Drain Dtch No 43?

It is owned by the County Highway Agency.