US Bridges

Rt Uu S over Is 57

Good

Mississippi County, Missouri · S 9 T 26 N R 16 E · Structure no. 311

Built
1959
66 years old, rebuilt 2009
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
232 ft
4 main spans
Daily traffic
632
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Uu S over Is 57 is a steel continuous stringer/multi-beam or girder carrying Rt Uu S over Is 57 in Mississippi County, Missouri. It was built in 1959 and reconstructed in 2009, so it is 66 years old, older 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 632 vehicles a day, roughly 5% of them trucks, projected to reach 885 by 2044. The structure is 232 ft (70.7 m) long and 27 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesRt Uu S
CrossesIs 57
LocationS 9 T 26 N R 16 E
RouteState Highway 0UU
Coordinates36.90855, -89.33376
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.6 US tons
Inventory rating31.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length232 ft (70.7 m)
Longest span68 ft (20.7 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic632 (2024)
Projected traffic885 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Rt Uu S over Is 57 built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 2009.

What condition is Rt Uu S over Is 57 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 November 2023.

How much traffic does Rt Uu S over Is 57 carry?

About 632 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Rt Uu S over Is 57?

The structure is 232 ft (70.7 m) long with a longest span of 68 ft (20.7 m) and a deck 27 ft wide.

Who owns Rt Uu S over Is 57?

It is owned by the State Highway Agency.