US Bridges

TR 211/AIRPORT RD over Queens Lake Br

Fair

Clinton County, Illinois · .8 W Airport · Structure no. 014310300000000

Built
1901
124 years old, rebuilt 1976
Condition
Fair
inspected January 2025
Type
Channel Beam
Concrete
Length
32 ft
1 main span
Daily traffic
325
2020 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 211/AIRPORT RD over Queens Lake Br is a concrete channel beam carrying TR 211/AIRPORT RD over Queens Lake Br in Clinton County, Illinois. It was built in 1901 and reconstructed in 1976, so it is 124 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 325 vehicles a day, roughly 11% of them trucks, projected to reach 358 by 2046. The structure is 32 ft (9.8 m) long and 19 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesTR 211/AIRPORT RD
CrossesQueens Lake Br
Location.8 W Airport
RouteCounty Highway 0
CountyClinton County
StateIllinois
Coordinates38.495, -89.6783
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.5 US tons
Inventory rating28.5 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span28 ft (8.5 m)
Deck width19 ft (5.7 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic325 (2020)
Projected traffic358 by 2046
Trucks11%
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

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$70,000
NavigationNo navigation control on waterway

Frequently asked questions

When was TR 211/AIRPORT RD over Queens Lake Br built?

It was built in 1901, making it 124 years old in 2025. It was reconstructed in 1976.

What condition is TR 211/AIRPORT RD over Queens Lake Br 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 2025.

How much traffic does TR 211/AIRPORT RD over Queens Lake Br carry?

About 325 vehicles per day (2020 count), of which roughly 11% are trucks.

How long is TR 211/AIRPORT RD over Queens Lake Br?

The structure is 32 ft (9.8 m) long with a longest span of 28 ft (8.5 m) and a deck 19 ft wide.

Who owns TR 211/AIRPORT RD over Queens Lake Br?

It is owned by the Town or Township Highway Agency.