US Bridges

Hilltop Drive over Woods Creek

Good

McHenry County, Illinois · .2M.N.HUNT.ALGQN.RD. · Structure no. 056640200000000

Built
1985
40 years old
Condition
Good
inspected May 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
56 ft
1 main span
Daily traffic
1,600
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Hilltop Drive over Woods Creek is a prestressed concrete box beam or girders - multiple carrying Hilltop Drive over Woods Creek in McHenry County, Illinois. It was built in 1985, so it is 40 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 1,600 vehicles a day, roughly 3% of them trucks, projected to reach 1,920 by 2046. The structure is 56 ft (17.1 m) long and 32 ft wide.

CarriesHilltop Drive
CrossesWoods Creek
Location.2M.N.HUNT.ALGQN.RD.
Coordinates42.17894, -88.31673
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable 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 rating78.6 US tons
Inventory rating47.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1 (+1 approach)
Design loadHS 20
Structure length56 ft (17.1 m)
Longest span56 ft (17.1 m)
Deck width32 ft (9.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,600 (2021)
Projected traffic1,920 by 2046
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Hilltop Drive over Woods Creek built?

It was built in 1985, making it 40 years old in 2025.

What condition is Hilltop Drive over Woods 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 May 2022.

How much traffic does Hilltop Drive over Woods Creek carry?

About 1,600 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Hilltop Drive over Woods Creek?

The structure is 56 ft (17.1 m) long with a longest span of 56 ft (17.1 m) and a deck 32 ft wide.

Who owns Hilltop Drive over Woods Creek?

It is owned by the City or Municipal Highway Agency.