US Bridges

Rt Ff S over Little Meramec Rvr

Good

Franklin County, Missouri · S 8 T 41 N R 2 E · Structure no. 30812

Built
2004
21 years old
Condition
Good
inspected October 2023
Type
Tee Beam
Prestressed Concrete Continuous
Length
242 ft
2 main spans
Daily traffic
2,370
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Ff S over Little Meramec Rvr is a prestressed concrete continuous tee beam carrying Rt Ff S over Little Meramec Rvr in Franklin County, Missouri. It was built in 2004, so it is 21 years old, younger 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 2,370 vehicles a day, roughly 6% of them trucks, projected to reach 4,503 by 2044. The structure is 242 ft (73.7 m) long and 43 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesRt Ff S
CrossesLittle Meramec Rvr
LocationS 8 T 41 N R 2 E
RouteState Highway 0FF
Coordinates38.30463, -90.82906
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating78.4 US tons
Inventory rating37.7 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length242 ft (73.7 m)
Longest span120 ft (36.6 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,370 (2024)
Projected traffic4,503 by 2044
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Ff S over Little Meramec Rvr built?

It was built in 2004, making it 21 years old in 2025.

What condition is Rt Ff S over Little 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 October 2023.

How much traffic does Rt Ff S over Little Meramec Rvr carry?

About 2,370 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is Rt Ff S over Little Meramec Rvr?

The structure is 242 ft (73.7 m) long with a longest span of 120 ft (36.6 m) and a deck 43 ft wide.

Who owns Rt Ff S over Little Meramec Rvr?

It is owned by the State Highway Agency.