US Bridges

Il 2 over Drainage Ditch

Good

Ogle County, Illinois · 2 MI N Grand Detour · Structure no. 071007200000000

Built
1984
41 years old, rebuilt 2022
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
87 ft
1 main span
Daily traffic
3,350
2023 count
Owner
State
State Highway Agency

About this bridge

Il 2 over Drainage Ditch is a prestressed concrete stringer/multi-beam or girder carrying Il 2 over Drainage Ditch in Ogle County, Illinois. It was built in 1984 and reconstructed in 2022, so it is 41 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 3,350 vehicles a day, roughly 8% of them trucks, projected to reach 3,744 by 2046. The structure is 87 ft (26.5 m) long and 39 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesIl 2
CrossesDrainage Ditch
Location2 MI N Grand Detour
RouteState Highway 2
Coordinates41.91831, -89.39816
Functional classRural Principal Arterial - Other

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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
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 rating56.4 US tons
Inventory rating42.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length87 ft (26.5 m)
Longest span81 ft (24.8 m)
Deck width39 ft (11.9 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,350 (2023)
Projected traffic3,744 by 2046
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Il 2 over Drainage Ditch built?

It was built in 1984, making it 41 years old in 2025. It was reconstructed in 2022.

What condition is Il 2 over Drainage Ditch 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 2024.

How much traffic does Il 2 over Drainage Ditch carry?

About 3,350 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is Il 2 over Drainage Ditch?

The structure is 87 ft (26.5 m) long with a longest span of 81 ft (24.8 m) and a deck 39 ft wide.

Who owns Il 2 over Drainage Ditch?

It is owned by the State Highway Agency.