US Bridges

Rt F S over Meramec Rvr

FairPosted for load

Franklin County, Missouri · S 13 T 43 N R 2 E · Structure no. 1872

Built
1971
54 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
749 ft
7 main spans
Daily traffic
8,314
2024 count
Owner
State
State Highway Agency

About this bridge

Rt F S over Meramec Rvr is a steel continuous stringer/multi-beam or girder carrying Rt F S over Meramec Rvr in Franklin County, Missouri. It was built in 1971, so it is 54 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 8,314 vehicles a day, roughly 7% of them trucks, projected to reach 15,797 by 2044. The structure is 749 ft (228.3 m) long and 47 ft wide. If it were closed, the detour would be 18 mi (29 km).

CarriesRt F S
CrossesMeramec Rvr
LocationS 13 T 43 N R 2 E
RouteState Highway 0F
Coordinates38.46718, -90.73567
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.6 US tons
Inventory rating28.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans7
Design loadH 20
Structure length749 ft (228.3 m)
Longest span140 ft (42.7 m)
Deck width47 ft (14.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,314 (2024)
Projected traffic15,797 by 2044
Trucks7%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Rt F S over Meramec Rvr built?

It was built in 1971, making it 54 years old in 2025.

What condition is Rt F S over Meramec Rvr in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2024.

How much traffic does Rt F S over Meramec Rvr carry?

About 8,314 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Rt F S over Meramec Rvr?

The structure is 749 ft (228.3 m) long with a longest span of 140 ft (42.7 m) and a deck 47 ft wide.

Who owns Rt F S over Meramec Rvr?

It is owned by the State Highway Agency.