US Bridges

Corum RD over C.M. & St. Paul RR

FairPosted for load

Clay County, Missouri · S 10 T 52 N R 30 W · Structure no. 16954

Built
1974
51 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
150 ft
3 main spans
Daily traffic
1,100
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Corum RD over C.M. & St. Paul RR is a steel continuous stringer/multi-beam or girder carrying Corum RD over C.M. & St. Paul RR in Clay County, Missouri. It was built in 1974, so it is 51 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 6 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 1,100 vehicles a day, roughly 10% of them trucks, projected to reach 1,760 by 2044. The structure is 150 ft (45.7 m) long and 31 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesCorum RD
CrossesC.M. & St. Paul RR
LocationS 10 T 52 N R 30 W
RouteCity Street 0
CountyClay County
StateMissouri
Coordinates39.33479, -94.24924
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating26.8 US tons
Inventory rating19.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length150 ft (45.7 m)
Longest span56 ft (17.1 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,100 (2024)
Projected traffic1,760 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Corum RD over C.M. & St. Paul RR built?

It was built in 1974, making it 51 years old in 2025.

What condition is Corum RD over C.M. & St. Paul RR 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 Corum RD over C.M. & St. Paul RR carry?

About 1,100 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Corum RD over C.M. & St. Paul RR?

The structure is 150 ft (45.7 m) long with a longest span of 56 ft (17.1 m) and a deck 31 ft wide.

Who owns Corum RD over C.M. & St. Paul RR?

It is owned by the City or Municipal Highway Agency.