US Bridges

Conistor ST over Trib Lit Shoal CR

Fair

Clay County, Missouri · S 12 T 51 N R 32 W · Structure no. 36603

Built
1987
38 years old
Condition
Fair
inspected December 2023
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
12,375
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Conistor ST over Trib Lit Shoal CR is a concrete culvert carrying Conistor ST over Trib Lit Shoal CR in Clay County, Missouri. It was built in 1987, so it is 38 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 12,375 vehicles a day, roughly 10% of them trucks, projected to reach 19,800 by 2044. The structure is 23 ft (7 m) long and 59 ft wide.

CarriesConistor ST
CrossesTrib Lit Shoal CR
LocationS 12 T 51 N R 32 W
RouteCity Street 247
Coordinates39.2415, -94.4515
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
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 within limits of footing or piles
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating96.2 US tons
Inventory rating57.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length23 ft (7 m)
Longest span11 ft (3.5 m)
Deck width59 ft (18 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,375 (2024)
Projected traffic19,800 by 2044
Trucks10%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Conistor ST over Trib Lit Shoal CR built?

It was built in 1987, making it 38 years old in 2025.

What condition is Conistor ST over Trib Lit Shoal 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 Conistor ST over Trib Lit Shoal CR carry?

About 12,375 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Conistor ST over Trib Lit Shoal CR?

The structure is 23 ft (7 m) long with a longest span of 11 ft (3.5 m) and a deck 59 ft wide.

Who owns Conistor ST over Trib Lit Shoal CR?

It is owned by the City or Municipal Highway Agency.