US Bridges

TR 49A over Ditch

Fair

Kankakee County, Illinois · 6 MI NE Momence · Structure no. 046333200000000

Built
1976
49 years old
Condition
Fair
inspected June 2024
Type
Channel Beam
Concrete
Length
32 ft
1 main span
Daily traffic
100
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 49A over Ditch is a concrete channel beam carrying TR 49A over Ditch in Kankakee County, Illinois. It was built in 1976, so it is 49 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 100 vehicles a day, roughly 25% of them trucks, projected to reach 102 by 2046. The structure is 32 ft (9.8 m) long and 27 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesTR 49A
CrossesDitch
Location6 MI NE Momence
RouteCounty Highway 0
Coordinates41.19413, -87.56575
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length32 ft (9.8 m)
Longest span32 ft (9.8 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2021)
Projected traffic102 by 2046
Trucks25%
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

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 TR 49A over Ditch built?

It was built in 1976, making it 49 years old in 2025.

What condition is TR 49A over Ditch 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 June 2024.

How much traffic does TR 49A over Ditch carry?

About 100 vehicles per day (2021 count), of which roughly 25% are trucks.

How long is TR 49A over Ditch?

The structure is 32 ft (9.8 m) long with a longest span of 32 ft (9.8 m) and a deck 27 ft wide.

Who owns TR 49A over Ditch?

It is owned by the Town or Township Highway Agency.