US Bridges

Lower Carver 121 over Lit Carver CR

Good

Iron County, Missouri · S 34 T 32 N R 3 E · Structure no. 16462

Built
1972
53 years old, rebuilt 1994
Condition
Good
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
73 ft
1 main span
Daily traffic
75
2023 count
Owner
County
County Highway Agency

About this bridge

Lower Carver 121 over Lit Carver CR is a steel stringer/multi-beam or girder carrying Lower Carver 121 over Lit Carver CR in Iron County, Missouri. It was built in 1972 and reconstructed in 1994, so it is 53 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 75 vehicles a day, roughly 10% of them trucks, projected to reach 90 by 2043. The structure is 73 ft (22.3 m) long and 24 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesLower Carver 121
CrossesLit Carver CR
LocationS 34 T 32 N R 3 E
RouteCounty Highway 121
Coordinates37.4185, -90.7102
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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.5 US tons
Inventory rating35.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length73 ft (22.3 m)
Longest span71 ft (21.6 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2023)
Projected traffic90 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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 Lower Carver 121 over Lit Carver CR built?

It was built in 1972, making it 53 years old in 2025. It was reconstructed in 1994.

What condition is Lower Carver 121 over Lit Carver 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 February 2025.

How much traffic does Lower Carver 121 over Lit Carver CR carry?

About 75 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Lower Carver 121 over Lit Carver CR?

The structure is 73 ft (22.3 m) long with a longest span of 71 ft (21.6 m) and a deck 24 ft wide.

Who owns Lower Carver 121 over Lit Carver CR?

It is owned by the County Highway Agency.