US Bridges

Ch 9(FAS 689) over I-70

Poor

Clark County, Illinois · Martinsville Int · Structure no. 012002900000000

Built
1968
57 years old
Condition
Poor
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
242 ft
4 main spans
Daily traffic
1,100
2021 count
Owner
State
State Highway Agency

About this bridge

Ch 9(FAS 689) over I-70 is a steel continuous stringer/multi-beam or girder carrying Ch 9(FAS 689) over I-70 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 1,100 vehicles a day, roughly 10% of them trucks, projected to reach 1,111 by 2046. The structure is 242 ft (73.9 m) long and 58 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesCh 9(FAS 689)
CrossesI-70
LocationMartinsville Int
RouteCounty Highway 0
CountyClark County
StateIllinois
Coordinates39.35882, -87.88228
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJanuary 2025
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.8 US tons
Inventory rating38.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length242 ft (73.9 m)
Longest span75 ft (22.8 m)
Deck width58 ft (17.7 m)
Roadway width38 ft (11.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,100 (2021)
Projected traffic1,111 by 2046
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ch 9(FAS 689) over I-70 built?

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

What condition is Ch 9(FAS 689) over I-70 in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in January 2025.

How much traffic does Ch 9(FAS 689) over I-70 carry?

About 1,100 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is Ch 9(FAS 689) over I-70?

The structure is 242 ft (73.9 m) long with a longest span of 75 ft (22.8 m) and a deck 58 ft wide.

Who owns Ch 9(FAS 689) over I-70?

It is owned by the State Highway Agency.