US Bridges

Green River Road over Mineral Creek

Fair

Henry County, Illinois · 0.4 Mi. N. of US 6 · Structure no. 037013600000000

Built
1990
35 years old
Condition
Fair
inspected January 2022
Type
Stringer/Multi-beam or Girder
Steel
Length
88 ft
1 main span
Daily traffic
1,050
2023 count
Owner
State
State Highway Agency

About this bridge

Green River Road over Mineral Creek is a steel stringer/multi-beam or girder carrying Green River Road over Mineral Creek in Henry County, Illinois. It was built in 1990, so it is 35 years old, younger 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 1,050 vehicles a day, roughly 6% of them trucks, projected to reach 1,350 by 2046. The structure is 88 ft (26.7 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesGreen River Road
CrossesMineral Creek
Location0.4 Mi. N. of US 6
CountyHenry County
StateIllinois
Coordinates41.46176, -90.31945
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
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 rating72.5 US tons
Inventory rating43.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length88 ft (26.7 m)
Longest span84 ft (25.5 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,050 (2023)
Projected traffic1,350 by 2046
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Green River Road over Mineral Creek built?

It was built in 1990, making it 35 years old in 2025.

What condition is Green River Road over Mineral 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 January 2022.

How much traffic does Green River Road over Mineral Creek carry?

About 1,050 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is Green River Road over Mineral Creek?

The structure is 88 ft (26.7 m) long with a longest span of 84 ft (25.5 m) and a deck 33 ft wide.

Who owns Green River Road over Mineral Creek?

It is owned by the State Highway Agency.