US Bridges

Townhall Road over Br of Green River

Fair

Lee County, Illinois · 0.4 M S of US Rt 30 · Structure no. 052463300000000

Built
1968
57 years old
Condition
Fair
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
27 ft
1 main span
Daily traffic
10
2020 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Townhall Road over Br of Green River is a prestressed concrete box beam or girders - multiple carrying Townhall Road over Br of Green River in Lee 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 10 vehicles a day, projected to reach 10 by 2046. The structure is 27 ft (8.3 m) long and 30 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesTownhall Road
CrossesBr of Green River
Location0.4 M S of US Rt 30
RouteCounty Highway 0
CountyLee County
StateIllinois
Coordinates41.75227, -89.11284
Functional classRural Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
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 evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.4 US tons
Inventory rating36 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 15
Structure length27 ft (8.3 m)
Longest span25 ft (7.5 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2020)
Projected traffic10 by 2046
Trucks0%
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

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 Townhall Road over Br of Green River built?

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

What condition is Townhall Road over Br of 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 February 2024.

How much traffic does Townhall Road over Br of Green River carry?

About 10 vehicles per day (2020 count).

How long is Townhall Road over Br of Green River?

The structure is 27 ft (8.3 m) long with a longest span of 25 ft (7.5 m) and a deck 30 ft wide.

Who owns Townhall Road over Br of Green River?

It is owned by the Town or Township Highway Agency.