US Bridges

Ch 15 FAS 227 over Green River

Fair

Henry County, Illinois · 1.5 MI E Colona · Structure no. 037322000000000

Built
1976
49 years old
Condition
Fair
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
231 ft
3 main spans
Daily traffic
1,450
2020 count
Owner
County
County Highway Agency

About this bridge

Ch 15 FAS 227 over Green River is a prestressed concrete box beam or girders - multiple carrying Ch 15 FAS 227 over Green River in Henry County, Illinois. It was built in 1976, so it is 49 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 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 1,450 vehicles a day, roughly 4% of them trucks, projected to reach 1,566 by 2046. The structure is 231 ft (70.4 m) long and 30 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesCh 15 FAS 227
CrossesGreen River
Location1.5 MI E Colona
CountyHenry County
StateIllinois
Coordinates41.47793, -90.32104
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length231 ft (70.4 m)
Longest span77 ft (23.5 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,450 (2020)
Projected traffic1,566 by 2046
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Ch 15 FAS 227 over Green River built?

It was built in 1976, making it 49 years old in 2025.

What condition is Ch 15 FAS 227 over Green River 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 August 2023.

How much traffic does Ch 15 FAS 227 over Green River carry?

About 1,450 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is Ch 15 FAS 227 over Green River?

The structure is 231 ft (70.4 m) long with a longest span of 77 ft (23.5 m) and a deck 30 ft wide.

Who owns Ch 15 FAS 227 over Green River?

It is owned by the County Highway Agency.