US Bridges

TR 363 E Mill Ck R over North Fork Mill Ck

Fair

Madison County, Illinois · 4 MI SE Troy · Structure no. 060336500000000

Built
2022
3 years old
Condition
Fair
inspected September 2024
Type
Slab
Concrete
Length
55 ft
1 main span
Daily traffic
100
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 363 E Mill Ck R over North Fork Mill Ck is a concrete slab carrying TR 363 E Mill Ck R over North Fork Mill Ck in Madison County, Illinois. It was built in 2022, so it is 3 years old, younger 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 17% of them trucks, projected to reach 107 by 2046. The structure is 55 ft (16.9 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTR 363 E Mill Ck R
CrossesNorth Fork Mill Ck
Location4 MI SE Troy
RouteCounty Highway 0
Coordinates38.67899, -89.85237
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length55 ft (16.9 m)
Longest span52 ft (15.9 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2021)
Projected traffic107 by 2046
Trucks17%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was TR 363 E Mill Ck R over North Fork Mill Ck built?

It was built in 2022, making it 3 years old in 2025.

What condition is TR 363 E Mill Ck R over North Fork Mill 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 September 2024.

How much traffic does TR 363 E Mill Ck R over North Fork Mill Ck carry?

About 100 vehicles per day (2021 count), of which roughly 17% are trucks.

How long is TR 363 E Mill Ck R over North Fork Mill Ck?

The structure is 55 ft (16.9 m) long with a longest span of 52 ft (15.9 m) and a deck 30 ft wide.

Who owns TR 363 E Mill Ck R over North Fork Mill Ck?

It is owned by the Town or Township Highway Agency.