US Bridges

FAI-70 WB over FAS-711

Poor

Effingham County, Illinois · Altamont Int · Structure no. 025000800000000

Built
1961
64 years old
Condition
Poor
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
133 ft
3 main spans
Daily traffic
11,850
2023 count
Owner
State
State Highway Agency

About this bridge

FAI-70 WB over FAS-711 is a steel continuous stringer/multi-beam or girder carrying FAI-70 WB over FAS-711 in Effingham County, Illinois. It was built in 1961, so it is 64 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 11,850 vehicles a day, roughly 45% of them trucks, projected to reach 13,144 by 2046. The structure is 133 ft (40.5 m) long and 55 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesFAI-70 WB
CrossesFAS-711
LocationAltamont Int
RouteInterstate 70
Coordinates39.04388, -88.74807
Functional classRural Principal Arterial - Interstate

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.3 US tons
Inventory rating36 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length133 ft (40.5 m)
Longest span53 ft (16.2 m)
Deck width55 ft (16.8 m)
Roadway width52 ft (16 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,850 (2023)
Projected traffic13,144 by 2046
Trucks45%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 FAI-70 WB over FAS-711 built?

It was built in 1961, making it 64 years old in 2025.

What condition is FAI-70 WB over FAS-711 in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2024.

How much traffic does FAI-70 WB over FAS-711 carry?

About 11,850 vehicles per day (2023 count), of which roughly 45% are trucks.

How long is FAI-70 WB over FAS-711?

The structure is 133 ft (40.5 m) long with a longest span of 53 ft (16.2 m) and a deck 55 ft wide.

Who owns FAI-70 WB over FAS-711?

It is owned by the State Highway Agency.