US Bridges

Shotwell RD over Big CR

Good

Franklin County, Missouri · S 8 T 42 N R 3 W · Structure no. 31546

Built
2009
16 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
76 ft
1 main span
Daily traffic
200
2023 count
Owner
County
County Highway Agency

About this bridge

Shotwell RD over Big CR is a prestressed concrete stringer/multi-beam or girder carrying Shotwell RD over Big CR in Franklin County, Missouri. It was built in 2009, so it is 16 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 200 vehicles a day, roughly 3% of them trucks, projected to reach 360 by 2043. The structure is 76 ft (23.2 m) long and 27 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesShotwell RD
CrossesBig CR
LocationS 8 T 42 N R 3 W
RouteCounty Highway 186
Coordinates38.39551, -91.28967
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating80.4 US tons
Inventory rating43.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length76 ft (23.2 m)
Longest span74 ft (22.6 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2023)
Projected traffic360 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Shotwell RD over Big CR built?

It was built in 2009, making it 16 years old in 2025.

What condition is Shotwell RD over Big 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 March 2023.

How much traffic does Shotwell RD over Big CR carry?

About 200 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Shotwell RD over Big CR?

The structure is 76 ft (23.2 m) long with a longest span of 74 ft (22.6 m) and a deck 27 ft wide.

Who owns Shotwell RD over Big CR?

It is owned by the County Highway Agency.