US Bridges

Is 470 E over Is 49 Cst Hickman Mil

Fair

Jackson County, Missouri · S 35 T 48 N R 33 W · Structure no. 29698

Built
2003
22 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,674 ft
4 main spans
Daily traffic
34,735
2024 count
Owner
State
State Highway Agency

About this bridge

Is 470 E over Is 49 Cst Hickman Mil is a steel continuous stringer/multi-beam or girder carrying Is 470 E over Is 49 Cst Hickman Mil in Jackson County, Missouri. It was built in 2003, so it is 22 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 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 34,735 vehicles a day, roughly 12% of them trucks, projected to reach 46,892 by 2044. The structure is 1,674 ft (510.2 m) long and 75 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIs 470 E
CrossesIs 49 Cst Hickman Mil
LocationS 35 T 48 N R 33 W
RouteInterstate 470
Coordinates38.93276, -94.52807
Functional classUrban Principal Arterial - Interstate

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 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 rating88.3 US tons
Inventory rating52.6 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4 (+8 approach)
Design loadHS 20 + Mod
Structure length1,674 ft (510.2 m)
Longest span172 ft (52.4 m)
Deck width75 ft (22.8 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deck18 ft (5.4 m)

Traffic and service

Average daily traffic34,735 (2024)
Projected traffic46,892 by 2044
Trucks12%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 Is 470 E over Is 49 Cst Hickman Mil built?

It was built in 2003, making it 22 years old in 2025.

What condition is Is 470 E over Is 49 Cst Hickman Mil 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 March 2023.

How much traffic does Is 470 E over Is 49 Cst Hickman Mil carry?

About 34,735 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is Is 470 E over Is 49 Cst Hickman Mil?

The structure is 1,674 ft (510.2 m) long with a longest span of 172 ft (52.4 m) and a deck 75 ft wide.

Who owns Is 470 E over Is 49 Cst Hickman Mil?

It is owned by the State Highway Agency.