US Bridges

I-70 HWY Westbound over South Fork Beaver Creek

Fair

Sherman County, Kansas · 5.70 MI West of K-27 · Structure no. 999907000910161

Built
1968
57 years old
Condition
Fair
inspected April 2024
Type
Tee Beam
Concrete Continuous
Length
173 ft
3 main spans
Daily traffic
6,000
2023 count
Owner
State
State Highway Agency

About this bridge

I-70 HWY Westbound over South Fork Beaver Creek is a concrete continuous tee beam carrying I-70 HWY Westbound over South Fork Beaver Creek in Sherman County, Kansas. It was built in 1968, so it is 57 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 6,000 vehicles a day, roughly 26% of them trucks, projected to reach 7,923 by 2044. The structure is 173 ft (52.6 m) long and 42 ft wide. If it were closed, the detour would be 57.2 mi (92 km).

CarriesI-70 HWY Westbound
CrossesSouth Fork Beaver Creek
Location5.70 MI West of K-27
RouteInterstate 70
StateKansas
Coordinates39.32944, -101.83194
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.8 US tons
Inventory rating37.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length173 ft (52.6 m)
Longest span70 ft (21.3 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,000 (2023)
Projected traffic7,923 by 2044
Trucks26%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed57.2 mi (92 km)
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 I-70 HWY Westbound over South Fork Beaver Creek built?

It was built in 1968, making it 57 years old in 2025.

What condition is I-70 HWY Westbound over South Fork Beaver Creek 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 April 2024.

How much traffic does I-70 HWY Westbound over South Fork Beaver Creek carry?

About 6,000 vehicles per day (2023 count), of which roughly 26% are trucks.

How long is I-70 HWY Westbound over South Fork Beaver Creek?

The structure is 173 ft (52.6 m) long with a longest span of 70 ft (21.3 m) and a deck 42 ft wide.

Who owns I-70 HWY Westbound over South Fork Beaver Creek?

It is owned by the State Highway Agency.