US Bridges

Mo 80 E over Spillway Dtch

Fair

Mississippi County, Missouri · S 28 T 25 N R 16 E · Structure no. 1185

Built
1965
60 years old, rebuilt 1992
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
98 ft
3 main spans
Daily traffic
665
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 80 E over Spillway Dtch is a steel stringer/multi-beam or girder carrying Mo 80 E over Spillway Dtch in Mississippi County, Missouri. It was built in 1965 and reconstructed in 1992, so it is 60 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 665 vehicles a day, roughly 2% of them trucks, projected to reach 931 by 2044. The structure is 98 ft (29.9 m) long and 31 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesMo 80 E
CrossesSpillway Dtch
LocationS 28 T 25 N R 16 E
RouteState Highway 80
Coordinates36.77601, -89.33178
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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.6 US tons
Inventory rating32.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length98 ft (29.9 m)
Longest span33 ft (10.1 m)
Deck width31 ft (9.6 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic665 (2024)
Projected traffic931 by 2044
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 Mo 80 E over Spillway Dtch built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 1992.

What condition is Mo 80 E over Spillway 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 November 2023.

How much traffic does Mo 80 E over Spillway Dtch carry?

About 665 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is Mo 80 E over Spillway Dtch?

The structure is 98 ft (29.9 m) long with a longest span of 33 ft (10.1 m) and a deck 31 ft wide.

Who owns Mo 80 E over Spillway Dtch?

It is owned by the State Highway Agency.