US Bridges

FAS 1420 over Ellison Diversion Di

Poor

Henderson County, Illinois · NE-12-T9NR6W · Structure no. 036304500000000

Built
1985
40 years old
Condition
Poor
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
152 ft
3 main spans
Daily traffic
500
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

FAS 1420 over Ellison Diversion Di is a prestressed concrete box beam or girders - multiple carrying FAS 1420 over Ellison Diversion Di in Henderson County, Illinois. It was built in 1985, so it is 40 years old, younger 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 3 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 500 vehicles a day, roughly 3% of them trucks, projected to reach 505 by 2046. The structure is 152 ft (46.3 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesFAS 1420
CrossesEllison Diversion Di
LocationNE-12-T9NR6W
RouteCounty Highway 0
Coordinates40.79323, -91.02524
Functional classRural Major Collector

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
Deck3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating67.5 US tons
Inventory rating40.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length152 ft (46.3 m)
Longest span50 ft (15.2 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2021)
Projected traffic505 by 2046
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 FAS 1420 over Ellison Diversion Di built?

It was built in 1985, making it 40 years old in 2025.

What condition is FAS 1420 over Ellison Diversion Di 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 February 2024.

How much traffic does FAS 1420 over Ellison Diversion Di carry?

About 500 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is FAS 1420 over Ellison Diversion Di?

The structure is 152 ft (46.3 m) long with a longest span of 50 ft (15.2 m) and a deck 24 ft wide.

Who owns FAS 1420 over Ellison Diversion Di?

It is owned by the Town or Township Highway Agency.