US Bridges

Rt Dd E over Fk Gasconade Rvr

Fair

Webster County, Missouri · S 8 T 30 N R 17 W · Structure no. 7377

Built
1960
65 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
186 ft
3 main spans
Daily traffic
3,999
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Dd E over Fk Gasconade Rvr is a steel continuous stringer/multi-beam or girder carrying Rt Dd E over Fk Gasconade Rvr in Webster County, Missouri. It was built in 1960, so it is 65 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.

It carries about 3,999 vehicles a day, roughly 9% of them trucks, projected to reach 6,398 by 2044. The structure is 186 ft (56.7 m) long and 22 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesRt Dd E
CrossesFk Gasconade Rvr
LocationS 8 T 30 N R 17 W
RouteState Highway 0DD
CountyWebster County
StateMissouri
Coordinates37.33834, -92.8343
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating29.8 US tons
Inventory rating15.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 10
Structure length186 ft (56.7 m)
Longest span70 ft (21.3 m)
Deck width22 ft (6.8 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,999 (2024)
Projected traffic6,398 by 2044
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2.1 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Rt Dd E over Fk Gasconade Rvr built?

It was built in 1960, making it 65 years old in 2025.

What condition is Rt Dd E over Fk Gasconade Rvr 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 November 2024.

How much traffic does Rt Dd E over Fk Gasconade Rvr carry?

About 3,999 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is Rt Dd E over Fk Gasconade Rvr?

The structure is 186 ft (56.7 m) long with a longest span of 70 ft (21.3 m) and a deck 22 ft wide.

Who owns Rt Dd E over Fk Gasconade Rvr?

It is owned by the State Highway Agency.