US Bridges

Cedar Run RD over Br of Big Rvr

Good

St. Francois County, Missouri · S 22 T 37 N R 5 E · Structure no. 14007

Built
1991
34 years old
Condition
Good
inspected December 2024
Type
Slab
Prestressed Concrete
Length
32 ft
1 main span
Daily traffic
200
2023 count
Owner
County
County Highway Agency

About this bridge

Cedar Run RD over Br of Big Rvr is a prestressed concrete slab carrying Cedar Run RD over Br of Big Rvr in St. Francois County, Missouri. It was built in 1991, so it is 34 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 200 vehicles a day, roughly 10% of them trucks, projected to reach 300 by 2043. The structure is 32 ft (9.8 m) long and 20 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesCedar Run RD
CrossesBr of Big Rvr
LocationS 22 T 37 N R 5 E
RouteCounty Highway 54
Coordinates37.90007, -90.48135
Functional classRural Local

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating54.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span30 ft (9.1 m)
Deck width20 ft (6.1 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2023)
Projected traffic300 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Cedar Run RD over Br of Big Rvr built?

It was built in 1991, making it 34 years old in 2025.

What condition is Cedar Run RD over Br of Big Rvr 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 December 2024.

How much traffic does Cedar Run RD over Br of Big Rvr carry?

About 200 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Cedar Run RD over Br of Big Rvr?

The structure is 32 ft (9.8 m) long with a longest span of 30 ft (9.1 m) and a deck 20 ft wide.

Who owns Cedar Run RD over Br of Big Rvr?

It is owned by the County Highway Agency.