US Bridges

FAS 1481 - Ch 7 over Whitten Branch

Fair

Tazewell County, Illinois · SE-36-T24NR2W · Structure no. 090321000000000

Built
1994
31 years old
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
71 ft
1 main span
Daily traffic
1,150
2023 count
Owner
County
County Highway Agency

About this bridge

FAS 1481 - Ch 7 over Whitten Branch is a steel continuous stringer/multi-beam or girder carrying FAS 1481 - Ch 7 over Whitten Branch in Tazewell County, Illinois. It was built in 1994, so it is 31 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 1,150 vehicles a day, roughly 8% of them trucks, projected to reach 1,061 by 2046. The structure is 71 ft (21.5 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesFAS 1481 - Ch 7
CrossesWhitten Branch
LocationSE-36-T24NR2W
RouteCounty Highway 0
CountyTazewell County
StateIllinois
Coordinates40.48542, -89.27482
Functional classRural Major Collector

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 protection7 GoodSome minor problems.
Last inspectionJanuary 2024
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length71 ft (21.5 m)
Longest span68 ft (20.7 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,150 (2023)
Projected traffic1,061 by 2046
Trucks8%
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

OwnerCounty Highway Agency
Maintained byCounty 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 1481 - Ch 7 over Whitten Branch built?

It was built in 1994, making it 31 years old in 2025.

What condition is FAS 1481 - Ch 7 over Whitten Branch 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 January 2024.

How much traffic does FAS 1481 - Ch 7 over Whitten Branch carry?

About 1,150 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is FAS 1481 - Ch 7 over Whitten Branch?

The structure is 71 ft (21.5 m) long with a longest span of 68 ft (20.7 m) and a deck 31 ft wide.

Who owns FAS 1481 - Ch 7 over Whitten Branch?

It is owned by the County Highway Agency.