US Bridges

TR 946 over Saline Branch

Fair

Champaign County, Illinois · In Crystal Lake Park · Structure no. 010590000000000

Built
1900
125 years old
Condition
Fair
inspected December 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
56 ft
1 main span
Daily traffic
350
2021 count
Owner
Private
Private (other than railroad)

About this bridge

TR 946 over Saline Branch is a prestressed concrete box beam or girders - multiple carrying TR 946 over Saline Branch in Champaign County, Illinois. It was built in 1900, so it is 125 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 5 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 350 vehicles a day, roughly 1% of them trucks, projected to reach 354 by 2046. The structure is 56 ft (17.1 m) long and 24 ft wide.

Location

Open in Google Maps
CarriesTR 946
CrossesSaline Branch
LocationIn Crystal Lake Park
RouteCounty Highway 0
CountyChampaign County
StateIllinois
Coordinates40.12379, -88.20981
Functional classUrban 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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length56 ft (17.1 m)
Longest span54 ft (16.5 m)
Deck width24 ft (7.4 m)
Roadway width16 ft (5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2021)
Projected traffic354 by 2046
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerPrivate (other than railroad)
Maintained byPrivate (other than railroad)
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 TR 946 over Saline Branch built?

It was built in 1900, making it 125 years old in 2025.

What condition is TR 946 over Saline Branch 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 December 2024.

How much traffic does TR 946 over Saline Branch carry?

About 350 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is TR 946 over Saline Branch?

The structure is 56 ft (17.1 m) long with a longest span of 54 ft (16.5 m) and a deck 24 ft wide.

Who owns TR 946 over Saline Branch?

It is owned by the Private (other than railroad).