US Bridges

Rp US54 to MO13N N over Coon CR

Good

St. Clair County, Missouri · S 12 T 36 N R 25 W · Structure no. 31632

Built
2006
19 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
171 ft
3 main spans
Daily traffic
639
2024 count
Owner
State
State Highway Agency

About this bridge

Rp US54 to MO13N N over Coon CR is a prestressed concrete continuous stringer/multi-beam or girder carrying Rp US54 to MO13N N over Coon CR in St. Clair County, Missouri. It was built in 2006, so it is 19 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 639 vehicles a day, roughly 13% of them trucks, projected to reach 1,118 by 2044. The structure is 171 ft (52.2 m) long and 29 ft wide.

CarriesRp US54 to MO13N N
CrossesCoon CR
LocationS 12 T 36 N R 25 W
RouteState Highway 0
Coordinates37.89463, -93.62637
Functional classRural Principal Arterial - Other

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.
Superstructure8 Very GoodNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating88.3 US tons
Inventory rating52.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length171 ft (52.2 m)
Longest span61 ft (18.6 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic639 (2024)
Projected traffic1,118 by 2044
Trucks13%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Rp US54 to MO13N N over Coon CR built?

It was built in 2006, making it 19 years old in 2025.

What condition is Rp US54 to MO13N N over Coon 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 September 2024.

How much traffic does Rp US54 to MO13N N over Coon CR carry?

About 639 vehicles per day (2024 count), of which roughly 13% are trucks.

How long is Rp US54 to MO13N N over Coon CR?

The structure is 171 ft (52.2 m) long with a longest span of 61 ft (18.6 m) and a deck 29 ft wide.

Who owns Rp US54 to MO13N N over Coon CR?

It is owned by the State Highway Agency.