US Bridges

I70 HWY EB over K99 HWY

Fair

Wabaunsee County, Kansas · JCT K99/I70 EB · Structure no. 999907000990051

Built
1962
63 years old
Condition
Fair
inspected May 2023
Type
Slab
Concrete Continuous
Length
133 ft
3 main spans
Daily traffic
9,537
2023 count
Owner
State
State Highway Agency

About this bridge

I70 HWY EB over K99 HWY is a concrete continuous slab carrying I70 HWY EB over K99 HWY in Wabaunsee County, Kansas. It was built in 1962, so it is 63 years old, older 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.

It carries about 9,537 vehicles a day, roughly 17% of them trucks, projected to reach 11,870 by 2044. The structure is 133 ft (40.4 m) long and 42 ft wide.

CarriesI70 HWY EB
CrossesK99 HWY
LocationJCT K99/I70 EB
RouteInterstate 70
StateKansas
Coordinates39.06556, -96.28889
Functional classRural 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length133 ft (40.4 m)
Longest span52 ft (15.8 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,537 (2023)
Projected traffic11,870 by 2044
Trucks17%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 I70 HWY EB over K99 HWY built?

It was built in 1962, making it 63 years old in 2025.

What condition is I70 HWY EB over K99 HWY 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 May 2023.

How much traffic does I70 HWY EB over K99 HWY carry?

About 9,537 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is I70 HWY EB over K99 HWY?

The structure is 133 ft (40.4 m) long with a longest span of 52 ft (15.8 m) and a deck 42 ft wide.

Who owns I70 HWY EB over K99 HWY?

It is owned by the State Highway Agency.