US Bridges

Rt M S over Meramec Rvr

Good

Crawford County, Missouri · S 23 T 36 N R 5 W · Structure no. 9792

Built
1948
77 years old, rebuilt 2009
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
283 ft
3 main spans
Daily traffic
166
2024 count
Owner
State
State Highway Agency

About this bridge

Rt M S over Meramec Rvr is a steel continuous stringer/multi-beam or girder carrying Rt M S over Meramec Rvr in Crawford County, Missouri. It was built in 1948 and reconstructed in 2009, so it is 77 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 166 vehicles a day, roughly 8% of them trucks, projected to reach 232 by 2044. The structure is 283 ft (86.3 m) long and 25 ft wide. If it were closed, the detour would be 39.8 mi (64 km).

CarriesRt M S
CrossesMeramec Rvr
LocationS 23 T 36 N R 5 W
RouteState Highway 0M
Coordinates37.82887, -91.43751
Functional classRural Major Collector

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating33.7 US tons
Inventory rating19.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 10
Structure length283 ft (86.3 m)
Longest span105 ft (32 m)
Deck width25 ft (7.5 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic166 (2024)
Projected traffic232 by 2044
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed39.8 mi (64 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Rt M S over Meramec Rvr built?

It was built in 1948, making it 77 years old in 2025. It was reconstructed in 2009.

What condition is Rt M S over Meramec 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 May 2024.

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

About 166 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is Rt M S over Meramec Rvr?

The structure is 283 ft (86.3 m) long with a longest span of 105 ft (32 m) and a deck 25 ft wide.

Who owns Rt M S over Meramec Rvr?

It is owned by the State Highway Agency.