US Bridges

Rt D E over Weldon Fk of Grand

FairPosted for load

Mercer County, Missouri · S 28 T 64 N R 24 W · Structure no. 8403

Built
1964
61 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
594 ft
3 main spans
Daily traffic
196
2024 count
Owner
State
State Highway Agency

About this bridge

Rt D E over Weldon Fk of Grand is a steel continuous stringer/multi-beam or girder carrying Rt D E over Weldon Fk of Grand in Mercer County, Missouri. It was built in 1964, so it is 61 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 5 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 196 vehicles a day, roughly 19% of them trucks, projected to reach 245 by 2044. The structure is 594 ft (181.1 m) long and 28 ft wide. If it were closed, the detour would be 21.1 mi (34 km).

CarriesRt D E
CrossesWeldon Fk of Grand
LocationS 28 T 64 N R 24 W
RouteState Highway 0D
Coordinates40.31005, -93.59554
Functional classRural Major Collector

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating22.8 US tons
Inventory rating13.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+4 approach)
Design loadH 15
Structure length594 ft (181.1 m)
Longest span120 ft (36.6 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic196 (2024)
Projected traffic245 by 2044
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.1 mi (34 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Rt D E over Weldon Fk of Grand built?

It was built in 1964, making it 61 years old in 2025.

What condition is Rt D E over Weldon Fk of Grand 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 May 2023.

How much traffic does Rt D E over Weldon Fk of Grand carry?

About 196 vehicles per day (2024 count), of which roughly 19% are trucks.

How long is Rt D E over Weldon Fk of Grand?

The structure is 594 ft (181.1 m) long with a longest span of 120 ft (36.6 m) and a deck 28 ft wide.

Who owns Rt D E over Weldon Fk of Grand?

It is owned by the State Highway Agency.