US Bridges

Ringer RD over Mattese CR

FairPosted for load

St. Louis County, Missouri · S 10 T 43 N R 6 E · Structure no. 15653

Built
1966
59 years old
Condition
Fair
inspected April 2024
Type
Slab
Concrete
Length
120 ft
3 main spans
Daily traffic
2,978
2024 count
Owner
County
County Highway Agency

About this bridge

Ringer RD over Mattese CR is a concrete slab carrying Ringer RD over Mattese CR in St. Louis County, Missouri. It was built in 1966, so it is 59 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. Its operating status is: posted for load restriction.

It carries about 2,978 vehicles a day, roughly 2% of them trucks, projected to reach 4,020 by 2044. The structure is 120 ft (36.6 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesRinger RD
CrossesMattese CR
LocationS 10 T 43 N R 6 E
RouteCounty Highway 0
CountySt. Louis County
StateMissouri
Coordinates38.48342, -90.34107
Functional classUrban Collector

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.4 US tons
Inventory rating24.8 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length120 ft (36.6 m)
Longest span45 ft (13.7 m)
Deck width30 ft (9.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,978 (2024)
Projected traffic4,020 by 2044
Trucks2%
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$986,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Ringer RD over Mattese CR built?

It was built in 1966, making it 59 years old in 2025.

What condition is Ringer RD over Mattese CR 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 April 2024.

How much traffic does Ringer RD over Mattese CR carry?

About 2,978 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is Ringer RD over Mattese CR?

The structure is 120 ft (36.6 m) long with a longest span of 45 ft (13.7 m) and a deck 30 ft wide.

Who owns Ringer RD over Mattese CR?

It is owned by the County Highway Agency.