US Bridges

US 40 W over Little Blue Rvr

Good

Jackson County, Missouri · S 29 T 49 N R 31 W · Structure no. 11824

Built
1999
26 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
205 ft
3 main spans
Daily traffic
9,461
2024 count
Owner
State
State Highway Agency

About this bridge

US 40 W over Little Blue Rvr is a prestressed concrete continuous stringer/multi-beam or girder carrying US 40 W over Little Blue Rvr in Jackson County, Missouri. It was built in 1999, so it is 26 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 9,461 vehicles a day, roughly 8% of them trucks, projected to reach 12,772 by 2044. The structure is 205 ft (62.5 m) long and 41 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 40 W
CrossesLittle Blue Rvr
LocationS 29 T 49 N R 31 W
RouteU.S. Route 40
Coordinates39.03129, -94.3558
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86.3 US tons
Inventory rating45.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length205 ft (62.5 m)
Longest span84 ft (25.6 m)
Deck width41 ft (12.6 m)
Roadway width39 ft (11.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,461 (2024)
Projected traffic12,772 by 2044
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 US 40 W over Little Blue Rvr built?

It was built in 1999, making it 26 years old in 2025.

What condition is US 40 W over Little Blue Rvr in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2023.

How much traffic does US 40 W over Little Blue Rvr carry?

About 9,461 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is US 40 W over Little Blue Rvr?

The structure is 205 ft (62.5 m) long with a longest span of 84 ft (25.6 m) and a deck 41 ft wide.

Who owns US 40 W over Little Blue Rvr?

It is owned by the State Highway Agency.