US Bridges

Kiefer Creek RD over Kiefer CR

Fair

St. Louis County, Missouri · S 14 T 44 N R 4 E · Structure no. 25284

Built
1991
34 years old
Condition
Fair
inspected December 2023
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
350
2023 count
Owner
State
State Park, Forest, or Reservation Agency

About this bridge

Kiefer Creek RD over Kiefer CR is a concrete culvert carrying Kiefer Creek RD over Kiefer CR in St. Louis County, Missouri. It was built in 1991, so it is 34 years old, younger 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 350 vehicles a day, roughly 2% of them trucks, projected to reach 473 by 2043. The structure is 23 ft (7 m) long. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesKiefer Creek RD
CrossesKiefer CR
LocationS 14 T 44 N R 4 E
RouteCounty Highway 0
CountySt. Louis County
StateMissouri
Coordinates38.5508, -90.54063
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 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
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating34.7 US tons
Inventory rating27.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadOther
Structure length23 ft (7 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2023)
Projected traffic473 by 2043
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Park, Forest, or Reservation Agency
Maintained byState Park, Forest, or Reservation 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 Kiefer Creek RD over Kiefer CR built?

It was built in 1991, making it 34 years old in 2025.

What condition is Kiefer Creek RD over Kiefer 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 December 2023.

How much traffic does Kiefer Creek RD over Kiefer CR carry?

About 350 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is Kiefer Creek RD over Kiefer CR?

The structure is 23 ft (7 m) long with a longest span of 11 ft (3.4 m).

Who owns Kiefer Creek RD over Kiefer CR?

It is owned by the State Park, Forest, or Reservation Agency.