US Bridges

Carter RD over Br of Green River

Good

Lee County, Illinois · 0.7 MI N Maytown RD · Structure no. 052421400000000

Built
1974
51 years old, rebuilt 1998
Condition
Good
inspected February 2024
Type
Channel Beam
Concrete
Length
33 ft
1 main span
Daily traffic
50
2017 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Carter RD over Br of Green River is a concrete channel beam carrying Carter RD over Br of Green River in Lee County, Illinois. It was built in 1974 and reconstructed in 1998, so it is 51 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, projected to reach 51 by 2046. The structure is 33 ft (10.1 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCarter RD
CrossesBr of Green River
Location0.7 MI N Maytown RD
RouteCounty Highway 0
Coordinates41.63812, -89.40135
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.7 US tons
Inventory rating19.3 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length33 ft (10.1 m)
Longest span31 ft (9.4 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2017)
Projected traffic51 by 2046
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Carter RD over Br of Green River built?

It was built in 1974, making it 51 years old in 2025. It was reconstructed in 1998.

What condition is Carter RD over Br of Green River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in February 2024.

How much traffic does Carter RD over Br of Green River carry?

About 50 vehicles per day (2017 count).

How long is Carter RD over Br of Green River?

The structure is 33 ft (10.1 m) long with a longest span of 31 ft (9.4 m) and a deck 26 ft wide.

Who owns Carter RD over Br of Green River?

It is owned by the Town or Township Highway Agency.