US Bridges

Lee Summit RD over N Fk Lit Blue Rvr

Fair

Jackson County, Missouri · S 13 T 50 N R 32 W · Structure no. 30331

Built
1970
55 years old
Condition
Fair
inspected January 2023
Type
Culvert
Concrete Continuous
Length
30 ft
2 main spans
Daily traffic
1,500
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Lee Summit RD over N Fk Lit Blue Rvr is a concrete continuous culvert carrying Lee Summit RD over N Fk Lit Blue Rvr in Jackson County, Missouri. It was built in 1970, so it is 55 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.

It carries about 1,500 vehicles a day, roughly 10% of them trucks, projected to reach 1,950 by 2044. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 6.2 mi (10 km).

CarriesLee Summit RD
CrossesN Fk Lit Blue Rvr
LocationS 13 T 50 N R 32 W
RouteCity Street 0
Coordinates39.05984, -94.39151
Functional classUrban Minor Arterial

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span15 ft (4.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (2024)
Projected traffic1,950 by 2044
Trucks10%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Lee Summit RD over N Fk Lit Blue Rvr built?

It was built in 1970, making it 55 years old in 2025.

What condition is Lee Summit RD over N Fk Lit Blue Rvr 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 January 2023.

How much traffic does Lee Summit RD over N Fk Lit Blue Rvr carry?

About 1,500 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Lee Summit RD over N Fk Lit Blue Rvr?

The structure is 30 ft (9.1 m) long with a longest span of 15 ft (4.6 m).

Who owns Lee Summit RD over N Fk Lit Blue Rvr?

It is owned by the City or Municipal Highway Agency.