US Bridges

Bu 67 S over Mill CR

Fair

Madison County, Missouri · S 350 T 33 N R 7 E · Structure no. 28858

Built
1999
26 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
227 ft
3 main spans
Daily traffic
2,906
2024 count
Owner
State
State Highway Agency

About this bridge

Bu 67 S over Mill CR is a prestressed concrete continuous stringer/multi-beam or girder carrying Bu 67 S over Mill CR in Madison County, Missouri. It was built in 1999, so it is 26 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 2,906 vehicles a day, roughly 11% of them trucks, projected to reach 4,068 by 2044. The structure is 227 ft (69.2 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBu 67 S
CrossesMill CR
LocationS 350 T 33 N R 7 E
RouteState Highway 67
Coordinates37.52284, -90.30758
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.4 US tons
Inventory rating47.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length227 ft (69.2 m)
Longest span75 ft (23 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,906 (2024)
Projected traffic4,068 by 2044
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Bu 67 S over Mill CR built?

It was built in 1999, making it 26 years old in 2025.

What condition is Bu 67 S 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 Bu 67 S over Mill CR carry?

About 2,906 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is Bu 67 S over Mill CR?

The structure is 227 ft (69.2 m) long with a longest span of 75 ft (23 m) and a deck 42 ft wide.

Who owns Bu 67 S over Mill CR?

It is owned by the State Highway Agency.