US Bridges

FAP-327 (US-50) over Ch 12

Good

Lawrence County, Illinois · .5 MI E ILL-1 Int · Structure no. 051001400000000

Built
1959
66 years old
Condition
Good
inspected September 2023
Type
Tee Beam
Concrete Continuous
Length
127 ft
3 main spans
Daily traffic
4,800
2023 count
Owner
State
State Highway Agency

About this bridge

FAP-327 (US-50) over Ch 12 is a concrete continuous tee beam carrying FAP-327 (US-50) over Ch 12 in Lawrence County, Illinois. It was built in 1959, so it is 66 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,800 vehicles a day, roughly 23% of them trucks, projected to reach 4,899 by 2046. The structure is 127 ft (38.7 m) long and 44 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesFAP-327 (US-50)
CrossesCh 12
Location.5 MI E ILL-1 Int
RouteU.S. Route 50
Coordinates38.73662, -87.67557
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.8 US tons
Inventory rating42.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length127 ft (38.7 m)
Longest span48 ft (14.6 m)
Deck width44 ft (13.4 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,800 (2023)
Projected traffic4,899 by 2046
Trucks23%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was FAP-327 (US-50) over Ch 12 built?

It was built in 1959, making it 66 years old in 2025.

What condition is FAP-327 (US-50) over Ch 12 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2023.

How much traffic does FAP-327 (US-50) over Ch 12 carry?

About 4,800 vehicles per day (2023 count), of which roughly 23% are trucks.

How long is FAP-327 (US-50) over Ch 12?

The structure is 127 ft (38.7 m) long with a longest span of 48 ft (14.6 m) and a deck 44 ft wide.

Who owns FAP-327 (US-50) over Ch 12?

It is owned by the State Highway Agency.