US Bridges

Mill ST over I70 &I670 Hwys

FairClosed to traffic

Wyandotte County, Kansas · 1.07 MI E US69 · Structure no. 999907001052501

Built
1990
35 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
257 ft
3 main spans
Daily traffic
—
2025 count
Owner
State
State Highway Agency

About this bridge

Mill ST over I70 &I670 Hwys is a steel continuous stringer/multi-beam or girder carrying Mill ST over I70 &I670 Hwys in Wyandotte County, Kansas. It was built in 1990, so it is 35 years old, younger than the Kansas average of 52.8 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. Its operating status is: closed to all traffic.

No traffic count is recorded. The structure is 257 ft (78.4 m) long and 32 ft wide.

CarriesMill ST
CrossesI70 &I670 Hwys
Location1.07 MI E US69
RouteCity Street 845
StateKansas
Coordinates39.09167, -94.63056
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating85.9 US tons
Inventory rating52 US tons

Structure

MaterialSteel Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length257 ft (78.4 m)
Longest span107 ft (32.5 m)
Deck width32 ft (9.9 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic—
Projected traffic—
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 Mill ST over I70 &I670 Hwys built?

It was built in 1990, making it 35 years old in 2025.

What condition is Mill ST over I70 &I670 Hwys 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 December 2023.

How much traffic does Mill ST over I70 &I670 Hwys carry?

No traffic count is recorded for this structure.

How long is Mill ST over I70 &I670 Hwys?

The structure is 257 ft (78.4 m) long with a longest span of 107 ft (32.5 m) and a deck 32 ft wide.

Who owns Mill ST over I70 &I670 Hwys?

It is owned by the State Highway Agency.