US Bridges

Rt C S over Elk Fk Salt Rvr

Poor

Monroe County, Missouri · S 25 T 54 N R 11 W · Structure no. 1986

Built
1968
57 years old, rebuilt 2009
Condition
Poor
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
291 ft
3 main spans
Daily traffic
131
2024 count
Owner
State
State Highway Agency

About this bridge

Rt C S over Elk Fk Salt Rvr is a steel continuous stringer/multi-beam or girder carrying Rt C S over Elk Fk Salt Rvr in Monroe County, Missouri. It was built in 1968 and reconstructed in 2009, so it is 57 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 131 vehicles a day, roughly 11% of them trucks, projected to reach 190 by 2044. The structure is 291 ft (88.7 m) long and 31 ft wide. If it were closed, the detour would be 18 mi (29 km).

CarriesRt C S
CrossesElk Fk Salt Rvr
LocationS 25 T 54 N R 11 W
RouteState Highway 0C
Coordinates39.43414, -92.09693
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating32.7 US tons
Inventory rating19.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+1 approach)
Design loadH 15
Structure length291 ft (88.7 m)
Longest span96 ft (29.3 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic131 (2024)
Projected traffic190 by 2044
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18 mi (29 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2.5 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Rt C S over Elk Fk Salt Rvr built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 2009.

What condition is Rt C S over Elk Fk Salt Rvr in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2024.

How much traffic does Rt C S over Elk Fk Salt Rvr carry?

About 131 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is Rt C S over Elk Fk Salt Rvr?

The structure is 291 ft (88.7 m) long with a longest span of 96 ft (29.3 m) and a deck 31 ft wide.

Who owns Rt C S over Elk Fk Salt Rvr?

It is owned by the State Highway Agency.