US Bridges

US 45-FAS 960 over Main Ditch

Fair

Massac County, Illinois · 1 MI S Johnson CO · Structure no. 064004400000000

Built
2001
24 years old
Condition
Fair
inspected June 2021
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
153 ft
3 main spans
Daily traffic
1,250
2023 count
Owner
State
State Highway Agency

About this bridge

US 45-FAS 960 over Main Ditch is a prestressed concrete stringer/multi-beam or girder carrying US 45-FAS 960 over Main Ditch in Massac County, Illinois. It was built in 2001, so it is 24 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 1,250 vehicles a day, roughly 7% of them trucks, projected to reach 1,465 by 2046. The structure is 153 ft (46.5 m) long and 35 ft wide. If it were closed, the detour would be 26.1 mi (42 km).

Location

Open in Google Maps
CarriesUS 45-FAS 960
CrossesMain Ditch
Location1 MI S Johnson CO
RouteU.S. Route 45
CountyMassac County
StateIllinois
Coordinates37.3209, -88.87612
Functional classRural Minor Arterial

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating88.6 US tons
Inventory rating55 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length153 ft (46.5 m)
Longest span67 ft (20.5 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,250 (2023)
Projected traffic1,465 by 2046
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.1 mi (42 km)
TollOn a free road
National Highway SystemNo

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 45-FAS 960 over Main Ditch built?

It was built in 2001, making it 24 years old in 2025.

What condition is US 45-FAS 960 over Main 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 2021.

How much traffic does US 45-FAS 960 over Main Ditch carry?

About 1,250 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is US 45-FAS 960 over Main Ditch?

The structure is 153 ft (46.5 m) long with a longest span of 67 ft (20.5 m) and a deck 35 ft wide.

Who owns US 45-FAS 960 over Main Ditch?

It is owned by the State Highway Agency.