US Bridges

FAS-248 Galena St. over Rocky Run Creek

Good

Bureau County, Illinois · Center of Tiskilwa · Structure no. 006610400000000

Built
1986
39 years old
Condition
Good
inspected August 2023
Type
Channel Beam
Concrete
Length
28 ft
1 main span
Daily traffic
1,100
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

FAS-248 Galena St. over Rocky Run Creek is a concrete channel beam carrying FAS-248 Galena St. over Rocky Run Creek in Bureau County, Illinois. It was built in 1986, so it is 39 years old, younger than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,100 vehicles a day, roughly 7% of them trucks, projected to reach 1,111 by 2046. The structure is 28 ft (8.6 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesFAS-248 Galena St.
CrossesRocky Run Creek
LocationCenter of Tiskilwa
RouteCounty Highway 0
CountyBureau County
StateIllinois
Coordinates41.29372, -89.51001
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 rating78.9 US tons
Inventory rating47.2 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length28 ft (8.6 m)
Longest span25 ft (7.7 m)
Deck width41 ft (12.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,100 (2020)
Projected traffic1,111 by 2046
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 FAS-248 Galena St. over Rocky Run Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is FAS-248 Galena St. over Rocky Run Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2023.

How much traffic does FAS-248 Galena St. over Rocky Run Creek carry?

About 1,100 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is FAS-248 Galena St. over Rocky Run Creek?

The structure is 28 ft (8.6 m) long with a longest span of 25 ft (7.7 m) and a deck 41 ft wide.

Who owns FAS-248 Galena St. over Rocky Run Creek?

It is owned by the City or Municipal Highway Agency.