US Bridges

Ross Ln(fau 7011) over Grape Creek

Poor

Vermilion County, Illinois · City of Tilton · Structure no. 092329600000000

Built
1976
49 years old
Condition
Poor
inspected February 2025
Type
Channel Beam
Concrete
Length
114 ft
3 main spans
Daily traffic
2,100
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Ross Ln(fau 7011) over Grape Creek is a concrete channel beam carrying Ross Ln(fau 7011) over Grape Creek in Vermilion County, Illinois. It was built in 1976, so it is 49 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 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 2,100 vehicles a day, roughly 7% of them trucks, projected to reach 2,172 by 2046. The structure is 114 ft (34.7 m) long and 31 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesRoss Ln(fau 7011)
CrossesGrape Creek
LocationCity of Tilton
Coordinates40.08719, -87.62311
Functional classUrban 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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2025
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating53.2 US tons
Inventory rating31.7 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length114 ft (34.7 m)
Longest span37 ft (11.4 m)
Deck width31 ft (9.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,100 (2023)
Projected traffic2,172 by 2046
Trucks7%
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

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Ross Ln(fau 7011) over Grape Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is Ross Ln(fau 7011) over Grape Creek 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 2025.

How much traffic does Ross Ln(fau 7011) over Grape Creek carry?

About 2,100 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is Ross Ln(fau 7011) over Grape Creek?

The structure is 114 ft (34.7 m) long with a longest span of 37 ft (11.4 m) and a deck 31 ft wide.

Who owns Ross Ln(fau 7011) over Grape Creek?

It is owned by the City or Municipal Highway Agency.