US Bridges

TR 391(200 N) over Spooner Creek

Good

Henry County, Illinois · .3 MI E Bishop Hl RD · Structure no. 037330300000000

Built
1988
37 years old
Condition
Good
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
36 ft
1 main span
Daily traffic
150
2020 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 391(200 N) over Spooner Creek is a prestressed concrete box beam or girders - multiple carrying TR 391(200 N) over Spooner Creek in Henry County, Illinois. It was built in 1988, so it is 37 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 150 vehicles a day, roughly 29% of them trucks, projected to reach 162 by 2046. The structure is 36 ft (11.1 m) long and 24 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesTR 391(200 N)
CrossesSpooner Creek
Location.3 MI E Bishop Hl RD
RouteCounty Highway 0
Coordinates41.17935, -90.10839
Functional classRural Local

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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum 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 rating48.9 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length36 ft (11.1 m)
Longest span35 ft (10.7 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2020)
Projected traffic162 by 2046
Trucks29%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 TR 391(200 N) over Spooner Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is TR 391(200 N) over Spooner 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 TR 391(200 N) over Spooner Creek carry?

About 150 vehicles per day (2020 count), of which roughly 29% are trucks.

How long is TR 391(200 N) over Spooner Creek?

The structure is 36 ft (11.1 m) long with a longest span of 35 ft (10.7 m) and a deck 24 ft wide.

Who owns TR 391(200 N) over Spooner Creek?

It is owned by the Town or Township Highway Agency.