US Bridges

CO HWY 24 over N Brn Larrys Creek

Good

Hancock County, Illinois · 3.5M SW Powellton · Structure no. 034324300000000

Built
1994
31 years old
Condition
Good
inspected April 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
148 ft
3 main spans
Daily traffic
850
2023 count
Owner
County
County Highway Agency

About this bridge

CO HWY 24 over N Brn Larrys Creek is a prestressed concrete box beam or girders - multiple carrying CO HWY 24 over N Brn Larrys Creek in Hancock County, Illinois. It was built in 1994, so it is 31 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 850 vehicles a day, roughly 13% of them trucks, projected to reach 859 by 2046. The structure is 148 ft (45.2 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCO HWY 24
CrossesN Brn Larrys Creek
Location3.5M SW Powellton
RouteCounty Highway 0
Coordinates40.49616, -91.30883
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length148 ft (45.2 m)
Longest span66 ft (20.1 m)
Deck width30 ft (9.2 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic850 (2023)
Projected traffic859 by 2046
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was CO HWY 24 over N Brn Larrys Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is CO HWY 24 over N Brn Larrys 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 April 2022.

How much traffic does CO HWY 24 over N Brn Larrys Creek carry?

About 850 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is CO HWY 24 over N Brn Larrys Creek?

The structure is 148 ft (45.2 m) long with a longest span of 66 ft (20.1 m) and a deck 30 ft wide.

Who owns CO HWY 24 over N Brn Larrys Creek?

It is owned by the County Highway Agency.