US Bridges

Is 470 W over Cst Hickman Mills DR Hi

Good

Jackson County, Missouri · S 35 T 48 N R 33 W · Structure no. 29195

Built
2002
23 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,700 ft
14 main spans
Daily traffic
34,735
2024 count
Owner
State
State Highway Agency

About this bridge

Is 470 W over Cst Hickman Mills DR Hi is a steel continuous stringer/multi-beam or girder carrying Is 470 W over Cst Hickman Mills DR Hi in Jackson County, Missouri. It was built in 2002, so it is 23 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 34,735 vehicles a day, roughly 12% of them trucks, projected to reach 46,892 by 2044. The structure is 1,700 ft (518.2 m) long and 63 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesIs 470 W
CrossesCst Hickman Mills DR Hi
LocationS 35 T 48 N R 33 W
RouteInterstate 470
Coordinates38.93385, -94.52781
Functional classUrban Principal Arterial - Interstate

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 protection7 GoodSome minor problems.
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 rating61.5 US tons
Inventory rating36.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans14
Design loadHS 20 + Mod
Structure length1,700 ft (518.2 m)
Longest span170 ft (51.8 m)
Deck width63 ft (19.1 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34,735 (2024)
Projected traffic46,892 by 2044
Trucks12%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed1.9 mi (3 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 W over Cst Hickman Mills DR Hi built?

It was built in 2002, making it 23 years old in 2025.

What condition is Is 470 W over Cst Hickman Mills DR Hi 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 March 2023.

How much traffic does Is 470 W over Cst Hickman Mills DR Hi carry?

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

How long is Is 470 W over Cst Hickman Mills DR Hi?

The structure is 1,700 ft (518.2 m) long with a longest span of 170 ft (51.8 m) and a deck 63 ft wide.

Who owns Is 470 W over Cst Hickman Mills DR Hi?

It is owned by the State Highway Agency.