US Bridges

Or 291 over Mill CR

Good

Jackson County, Missouri · S 13 T 50 N R 32 W · Structure no. 37276

Built
2014
11 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
179 ft
3 main spans
Daily traffic
376
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Or 291 over Mill CR is a prestressed concrete continuous stringer/multi-beam or girder carrying Or 291 over Mill CR in Jackson County, Missouri. It was built in 2014, so it is 11 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 376 vehicles a day, roughly 10% of them trucks, projected to reach 489 by 2044. The structure is 179 ft (54.5 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesOr 291
CrossesMill CR
LocationS 13 T 50 N R 32 W
RouteCity Street 0
Coordinates39.14531, -94.39
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.4 US tons
Inventory rating34.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length179 ft (54.5 m)
Longest span65 ft (19.8 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic376 (2024)
Projected traffic489 by 2044
Trucks10%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Or 291 over Mill CR built?

It was built in 2014, making it 11 years old in 2025.

What condition is Or 291 over Mill CR in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2023.

How much traffic does Or 291 over Mill CR carry?

About 376 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Or 291 over Mill CR?

The structure is 179 ft (54.5 m) long with a longest span of 65 ft (19.8 m) and a deck 35 ft wide.

Who owns Or 291 over Mill CR?

It is owned by the City or Municipal Highway Agency.