US Bridges

I70 HWY Wb-Eb over Humboldt Creek RD

Fair

Geary County, Kansas · 4.24 MI NE K57 · Structure no. 999907000310251

Built
1964
61 years old, rebuilt 1997
Condition
Fair
inspected October 2023
Type
Culvert
Concrete
Length
28 ft
1 main span
Daily traffic
8,109
2023 count
Owner
State
State Highway Agency

About this bridge

I70 HWY Wb-Eb over Humboldt Creek RD is a concrete culvert carrying I70 HWY Wb-Eb over Humboldt Creek RD in Geary County, Kansas. It was built in 1964 and reconstructed in 1997, so it is 61 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 8,109 vehicles a day, roughly 20% of them trucks, projected to reach 9,140 by 2044. The structure is 28 ft (8.5 m) long and 148 ft wide.

CarriesI70 HWY Wb-Eb
CrossesHumboldt Creek RD
Location4.24 MI NE K57
RouteInterstate 70
StateKansas
Coordinates39.06194, -96.72083
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
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.2 US tons
Inventory rating38 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length28 ft (8.5 m)
Longest span28 ft (8.5 m)
Deck width148 ft (45.1 m)
Roadway width104 ft (31.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,109 (2023)
Projected traffic9,140 by 2044
Trucks20%
Lanes on structure6
Traffic directionTwo-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 Wb-Eb over Humboldt Creek RD built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 1997.

What condition is I70 HWY Wb-Eb over Humboldt Creek RD 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 October 2023.

How much traffic does I70 HWY Wb-Eb over Humboldt Creek RD carry?

About 8,109 vehicles per day (2023 count), of which roughly 20% are trucks.

How long is I70 HWY Wb-Eb over Humboldt Creek RD?

The structure is 28 ft (8.5 m) long with a longest span of 28 ft (8.5 m) and a deck 148 ft wide.

Who owns I70 HWY Wb-Eb over Humboldt Creek RD?

It is owned by the State Highway Agency.