US Bridges

County RD S-111 over Lit Sac Rvr

Good

Polk County, Missouri · S 2 T 31 N R 23 W · Structure no. 24203

Built
1991
34 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
240 ft
3 main spans
Daily traffic
150
2024 count
Owner
County
County Highway Agency

About this bridge

County RD S-111 over Lit Sac Rvr is a prestressed concrete stringer/multi-beam or girder carrying County RD S-111 over Lit Sac Rvr in Polk 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 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 150 vehicles a day, roughly 3% of them trucks, projected to reach 218 by 2044. The structure is 240 ft (73.2 m) long and 27 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesCounty RD S-111
CrossesLit Sac Rvr
LocationS 2 T 31 N R 23 W
RouteCounty Highway 463
Coordinates37.44877, -93.43451
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.
Superstructure9 ExcellentNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating54.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length240 ft (73.2 m)
Longest span80 ft (24.4 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2024)
Projected traffic218 by 2044
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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 County RD S-111 over Lit Sac Rvr built?

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

What condition is County RD S-111 over Lit Sac 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 April 2024.

How much traffic does County RD S-111 over Lit Sac Rvr carry?

About 150 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is County RD S-111 over Lit Sac Rvr?

The structure is 240 ft (73.2 m) long with a longest span of 80 ft (24.4 m) and a deck 27 ft wide.

Who owns County RD S-111 over Lit Sac Rvr?

It is owned by the County Highway Agency.