US Bridges

TR-4 over Little Moccasin Ck

Fair

Effingham County, Illinois · 1.5 MI W Moccasin · Structure no. 025304200000000

Built
1909
116 years old
Condition
Fair
inspected January 2025
Type
Slab
Concrete
Length
28 ft
2 main spans
Daily traffic
125
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR-4 over Little Moccasin Ck is a concrete slab carrying TR-4 over Little Moccasin Ck in Effingham County, Illinois. It was built in 1909, so it is 116 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 125 vehicles a day, roughly 6% of them trucks, projected to reach 80 by 2046. The structure is 28 ft (8.5 m) long and 19 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesTR-4
CrossesLittle Moccasin Ck
Location1.5 MI W Moccasin
RouteCounty Highway 0
CountyEffingham County
StateIllinois
Coordinates39.1433, -88.78491
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 inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length28 ft (8.5 m)
Longest span13 ft (4 m)
Deck width19 ft (5.9 m)
Roadway width18 ft (5.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic125 (2023)
Projected traffic80 by 2046
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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$76,000
NavigationNo navigation control on waterway

Frequently asked questions

When was TR-4 over Little Moccasin Ck built?

It was built in 1909, making it 116 years old in 2025.

What condition is TR-4 over Little Moccasin Ck 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-4 over Little Moccasin Ck carry?

About 125 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is TR-4 over Little Moccasin Ck?

The structure is 28 ft (8.5 m) long with a longest span of 13 ft (4 m) and a deck 19 ft wide.

Who owns TR-4 over Little Moccasin Ck?

It is owned by the Town or Township Highway Agency.