US Bridges

U-40/I-470W_CONN over I-70 Ramps

Good

Shawnee County, Kansas · JCT U40/I70 · Structure no. 999904000892521

Built
2001
24 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
520 ft
6 main spans
Daily traffic
733
2023 count
Owner
State
State Highway Agency

About this bridge

U-40/I-470W_CONN over I-70 Ramps is a prestressed concrete continuous stringer/multi-beam or girder carrying U-40/I-470W_CONN over I-70 Ramps in Shawnee County, Kansas. It was built in 2001, so it is 24 years old, younger than the Kansas average of 52.8 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 733 vehicles a day, roughly 14% of them trucks. The structure is 520 ft (158.6 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesU-40/I-470W_CONN
CrossesI-70 Ramps
LocationJCT U40/I70
RouteState Highway 470
CountyShawnee County
StateKansas
Coordinates39.035, -95.61
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating99 US tons
Inventory rating37.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckNot applicable
Main spans6
Design loadHS 25 or greater
Structure length520 ft (158.6 m)
Longest span99 ft (30.2 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic733 (2023)
Projected traffic—
Trucks14%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 U-40/I-470W_CONN over I-70 Ramps built?

It was built in 2001, making it 24 years old in 2025.

What condition is U-40/I-470W_CONN over I-70 Ramps 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 June 2024.

How much traffic does U-40/I-470W_CONN over I-70 Ramps carry?

About 733 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is U-40/I-470W_CONN over I-70 Ramps?

The structure is 520 ft (158.6 m) long with a longest span of 99 ft (30.2 m) and a deck 31 ft wide.

Who owns U-40/I-470W_CONN over I-70 Ramps?

It is owned by the State Highway Agency.