US Bridges

Mo 90 E over Mill CR

Fair

McDonald County, Missouri · S 30 T 21 N R 32 W · Structure no. 3983

Built
1994
31 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
128 ft
3 main spans
Daily traffic
1,355
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 90 E over Mill CR is a prestressed concrete continuous stringer/multi-beam or girder carrying Mo 90 E over Mill CR in McDonald County, Missouri. It was built in 1994, so it is 31 years old, younger 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.

It carries about 1,355 vehicles a day, roughly 9% of them trucks, projected to reach 2,371 by 2044. The structure is 128 ft (39 m) long and 31 ft wide. If it were closed, the detour would be 24.2 mi (39 km).

Location

Open in Google Maps
CarriesMo 90 E
CrossesMill CR
LocationS 30 T 21 N R 32 W
RouteState Highway 90
CountyMcDonald County
StateMissouri
Coordinates36.5247, -94.44587
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.5 US tons
Inventory rating37.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length128 ft (39 m)
Longest span48 ft (14.5 m)
Deck width31 ft (9.6 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,355 (2024)
Projected traffic2,371 by 2044
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.2 mi (39 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 90 E over Mill CR built?

It was built in 1994, making it 31 years old in 2025.

What condition is Mo 90 E over Mill CR 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 October 2024.

How much traffic does Mo 90 E over Mill CR carry?

About 1,355 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is Mo 90 E over Mill CR?

The structure is 128 ft (39 m) long with a longest span of 48 ft (14.5 m) and a deck 31 ft wide.

Who owns Mo 90 E over Mill CR?

It is owned by the State Highway Agency.