US Bridges

I-70 over Kettering Branch

Fair

Clark County, Illinois · NE Martinsville · Structure no. 012201600000000

Built
1968
57 years old
Condition
Fair
inspected May 2024
Type
Culvert
Concrete
Length
31 ft
3 main spans
Daily traffic
23,400
2023 count
Owner
State
State Highway Agency

About this bridge

I-70 over Kettering Branch is a concrete culvert carrying I-70 over Kettering Branch in Clark County, Illinois. It was built in 1968, so it is 57 years old, older than the Illinois average of 45.3 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 23,400 vehicles a day, roughly 61% of them trucks, projected to reach 25,654 by 2046. The structure is 31 ft (9.4 m) long.

Location

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CarriesI-70
CrossesKettering Branch
LocationNE Martinsville
RouteInterstate 70
CountyClark County
StateIllinois
Coordinates39.36253, -87.86988
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating107.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length31 ft (9.4 m)
Longest span9 ft (2.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,400 (2023)
Projected traffic25,654 by 2046
Trucks61%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 I-70 over Kettering Branch built?

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

What condition is I-70 over Kettering Branch 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 2024.

How much traffic does I-70 over Kettering Branch carry?

About 23,400 vehicles per day (2023 count), of which roughly 61% are trucks.

How long is I-70 over Kettering Branch?

The structure is 31 ft (9.4 m) long with a longest span of 9 ft (2.8 m).

Who owns I-70 over Kettering Branch?

It is owned by the State Highway Agency.