US Bridges

Mo 30 E over Lit Meramec Rvr

Fair

Franklin County, Missouri · S 7 T 41 N R 2 E · Structure no. 5194

Built
1932
93 years old, rebuilt 1982
Condition
Fair
inspected October 2023
Type
Tee Beam
Concrete
Length
143 ft
3 main spans
Daily traffic
3,965
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 30 E over Lit Meramec Rvr is a concrete tee beam carrying Mo 30 E over Lit Meramec Rvr in Franklin County, Missouri. It was built in 1932 and reconstructed in 1982, so it is 93 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 3,965 vehicles a day, roughly 10% of them trucks, projected to reach 8,327 by 2044. The structure is 143 ft (43.6 m) long and 35 ft wide. If it were closed, the detour would be 21.1 mi (34 km).

Location

Open in Google Maps
CarriesMo 30 E
CrossesLit Meramec Rvr
LocationS 7 T 41 N R 2 E
RouteState Highway 30
CountyFranklin County
StateMissouri
Coordinates38.30853, -90.85419
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, 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 inspectionOctober 2023
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 adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.5 US tons
Inventory rating39.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length143 ft (43.6 m)
Longest span48 ft (14.5 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,965 (2024)
Projected traffic8,327 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.1 mi (34 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 Mo 30 E over Lit Meramec Rvr built?

It was built in 1932, making it 93 years old in 2025. It was reconstructed in 1982.

What condition is Mo 30 E over Lit 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 October 2023.

How much traffic does Mo 30 E over Lit Meramec Rvr carry?

About 3,965 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Mo 30 E over Lit Meramec Rvr?

The structure is 143 ft (43.6 m) long with a longest span of 48 ft (14.5 m) and a deck 35 ft wide.

Who owns Mo 30 E over Lit Meramec Rvr?

It is owned by the State Highway Agency.