US Bridges

County RD 518 over Drain Dtch

FairPosted for load

Stoddard County, Missouri · S 4 T 26 N R 12 E · Structure no. 25000

Built
1930
95 years old, rebuilt 1991
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
62 ft
2 main spans
Daily traffic
5
2023 count
Owner
County
County Highway Agency

About this bridge

County RD 518 over Drain Dtch is a steel continuous stringer/multi-beam or girder carrying County RD 518 over Drain Dtch in Stoddard County, Missouri. It was built in 1930 and reconstructed in 1991, so it is 95 years old, older 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. Its operating status is: posted for load restriction.

It carries about 5 vehicles a day, roughly 10% of them trucks, projected to reach 7 by 2043. The structure is 62 ft (18.9 m) long and 14 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesCounty RD 518
CrossesDrain Dtch
LocationS 4 T 26 N R 12 E
RouteCounty Highway 596
CountyStoddard County
StateMissouri
Coordinates36.91891, -89.77003
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
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating20.8 US tons
Inventory rating13.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadOther
Structure length62 ft (18.9 m)
Longest span47 ft (14.3 m)
Deck width14 ft (4.4 m)
Roadway width14 ft (4.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5 (2023)
Projected traffic7 by 2043
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 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 518 over Drain Dtch built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1991.

What condition is County RD 518 over Drain Dtch 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 January 2025.

How much traffic does County RD 518 over Drain Dtch carry?

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

How long is County RD 518 over Drain Dtch?

The structure is 62 ft (18.9 m) long with a longest span of 47 ft (14.3 m) and a deck 14 ft wide.

Who owns County RD 518 over Drain Dtch?

It is owned by the County Highway Agency.