US Bridges

U-40/I-470E Conn over I-70 HWY

Good

Shawnee County, Kansas · JCT U40/I70 · Structure no. 999904000892551

Built
2001
24 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
344 ft
4 main spans
Daily traffic
6,962
2023 count
Owner
State
State Highway Agency

About this bridge

U-40/I-470E Conn over I-70 HWY is a prestressed concrete continuous stringer/multi-beam or girder carrying U-40/I-470E Conn over I-70 HWY 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 6,962 vehicles a day, roughly 15% of them trucks, projected to reach 10,345 by 2044. The structure is 344 ft (104.7 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesU-40/I-470E Conn
CrossesI-70 HWY
LocationJCT U40/I70
RouteState Highway 470
StateKansas
Coordinates39.03472, -95.60639
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 alignment7: Better than present minimum criteria
Operating rating99 US tons
Inventory rating58.1 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckNot applicable
Main spans4
Design loadHS 25 or greater
Structure length344 ft (104.7 m)
Longest span98 ft (29.9 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,962 (2023)
Projected traffic10,345 by 2044
Trucks15%
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-470E Conn over I-70 HWY built?

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

What condition is U-40/I-470E Conn over I-70 HWY 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-470E Conn over I-70 HWY carry?

About 6,962 vehicles per day (2023 count), of which roughly 15% are trucks.

How long is U-40/I-470E Conn over I-70 HWY?

The structure is 344 ft (104.7 m) long with a longest span of 98 ft (29.9 m) and a deck 43 ft wide.

Who owns U-40/I-470E Conn over I-70 HWY?

It is owned by the State Highway Agency.