US Bridges

West Brooklyn Road over Drainage Ditch

Poor

Lee County, Illinois · 1.0 MI S of US Rt 30 · Structure no. 052310300000000

Built
1983
42 years old
Condition
Poor
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
76 ft
3 main spans
Daily traffic
275
2022 count
Owner
County
County Highway Agency

About this bridge

West Brooklyn Road over Drainage Ditch is a prestressed concrete box beam or girders - multiple carrying West Brooklyn Road over Drainage Ditch in Lee County, Illinois. It was built in 1983, so it is 42 years old, younger 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 275 vehicles a day, roughly 10% of them trucks, projected to reach 379 by 2046. The structure is 76 ft (23.2 m) long and 28 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesWest Brooklyn Road
CrossesDrainage Ditch
Location1.0 MI S of US Rt 30
RouteCounty Highway 0
Coordinates41.74451, -89.15163
Functional classRural Minor 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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be 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 rating71.1 US tons
Inventory rating26.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length76 ft (23.2 m)
Longest span25 ft (7.6 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic275 (2022)
Projected traffic379 by 2046
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 West Brooklyn Road over Drainage Ditch built?

It was built in 1983, making it 42 years old in 2025.

What condition is West Brooklyn Road over Drainage Ditch 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 February 2024.

How much traffic does West Brooklyn Road over Drainage Ditch carry?

About 275 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is West Brooklyn Road over Drainage Ditch?

The structure is 76 ft (23.2 m) long with a longest span of 25 ft (7.6 m) and a deck 28 ft wide.

Who owns West Brooklyn Road over Drainage Ditch?

It is owned by the County Highway Agency.