US Bridges

Gleasman RD over Unnamed

Good

Winnebago County, Illinois · 0.11 E of Riverview · Structure no. 101516900000000

Built
2022
3 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
28 ft
3 main spans
Daily traffic
1,400
2022 count
Owner
County
County Highway Agency

About this bridge

Gleasman RD over Unnamed is a concrete culvert carrying Gleasman RD over Unnamed in Winnebago County, Illinois. It was built in 2022, so it is 3 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 1,400 vehicles a day, roughly 6% of them trucks, projected to reach 1,450 by 2042. The structure is 28 ft (8.6 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesGleasman RD
CrossesUnnamed
Location0.11 E of Riverview
Coordinates42.39799, -89.04517
Functional classUrban Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection9 ExcellentNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.3 US tons
Inventory rating42.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 25 or greater
Structure length28 ft (8.6 m)
Longest span8 ft (2.5 m)
Deck width44 ft (13.4 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,400 (2022)
Projected traffic1,450 by 2042
Trucks6%
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Gleasman RD over Unnamed built?

It was built in 2022, making it 3 years old in 2025.

What condition is Gleasman RD over Unnamed 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 October 2024.

How much traffic does Gleasman RD over Unnamed carry?

About 1,400 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is Gleasman RD over Unnamed?

The structure is 28 ft (8.6 m) long with a longest span of 8 ft (2.5 m) and a deck 44 ft wide.

Who owns Gleasman RD over Unnamed?

It is owned by the County Highway Agency.