US Bridges

I70 HWY EB over Marshall Street

Fair

Dickinson County, Kansas · JCT K206/I70 EB · Structure no. 999907000210291

Built
1959
66 years old
Condition
Fair
inspected October 2023
Type
Slab
Concrete Continuous
Length
112 ft
3 main spans
Daily traffic
8,150
2023 count
Owner
State
State Highway Agency

About this bridge

I70 HWY EB over Marshall Street is a concrete continuous slab carrying I70 HWY EB over Marshall Street in Dickinson County, Kansas. It was built in 1959, so it is 66 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 5 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 8,150 vehicles a day, roughly 16% of them trucks, projected to reach 9,558 by 2044. The structure is 112 ft (34.1 m) long and 42 ft wide.

CarriesI70 HWY EB
CrossesMarshall Street
LocationJCT K206/I70 EB
RouteInterstate 70
StateKansas
Coordinates38.98972, -97.02389
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64 US tons
Inventory rating38 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length112 ft (34.1 m)
Longest span43 ft (13.1 m)
Deck width42 ft (12.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,150 (2023)
Projected traffic9,558 by 2044
Trucks16%
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 Marshall Street built?

It was built in 1959, making it 66 years old in 2025.

What condition is I70 HWY EB over Marshall Street 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 EB over Marshall Street carry?

About 8,150 vehicles per day (2023 count), of which roughly 16% are trucks.

How long is I70 HWY EB over Marshall Street?

The structure is 112 ft (34.1 m) long with a longest span of 43 ft (13.1 m) and a deck 42 ft wide.

Who owns I70 HWY EB over Marshall Street?

It is owned by the State Highway Agency.