US Bridges

Il 177 over W Trib Grand Pt Crk

Good

Washington County, Illinois · 4.2MI E of Hoyleton · Structure no. 095252900000000

Built
2024
1 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
26 ft
2 main spans
Daily traffic
1,600
2023 count
Owner
State
State Highway Agency

About this bridge

Il 177 over W Trib Grand Pt Crk is a concrete culvert carrying Il 177 over W Trib Grand Pt Crk in Washington County, Illinois. It was built in 2024, so it is 1 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,600 vehicles a day, roughly 14% of them trucks, projected to reach 3,200 by 2044. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 62.1 mi (100 km).

CarriesIl 177
CrossesW Trib Grand Pt Crk
Location4.2MI E of Hoyleton
RouteState Highway 177
Coordinates38.4393, -89.18684
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert9 ExcellentNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.3 US tons
Inventory rating49.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length26 ft (7.9 m)
Longest span12 ft (3.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,600 (2023)
Projected traffic3,200 by 2044
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed62.1 mi (100 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Il 177 over W Trib Grand Pt Crk built?

It was built in 2024, making it 1 years old in 2025.

What condition is Il 177 over W Trib Grand Pt Crk 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 September 2024.

How much traffic does Il 177 over W Trib Grand Pt Crk carry?

About 1,600 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is Il 177 over W Trib Grand Pt Crk?

The structure is 26 ft (7.9 m) long with a longest span of 12 ft (3.6 m).

Who owns Il 177 over W Trib Grand Pt Crk?

It is owned by the State Highway Agency.