US Bridges

Hemstock Road over Unnamed Stream

Poor

Ogle County, Illinois · 2.5 MI N Rochelle · Structure no. 071324300000000

Built
1980
45 years old
Condition
Poor
inspected July 2023
Type
Channel Beam
Concrete
Length
40 ft
1 main span
Daily traffic
400
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Hemstock Road over Unnamed Stream is a concrete channel beam carrying Hemstock Road over Unnamed Stream in Ogle County, Illinois. It was built in 1980, so it is 45 years old, younger than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 400 vehicles a day, roughly 8% of them trucks, projected to reach 728 by 2046. The structure is 40 ft (12.2 m) long and 26 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesHemstock Road
CrossesUnnamed Stream
Location2.5 MI N Rochelle
RouteCounty Highway 0
CountyOgle County
StateIllinois
Coordinates41.96281, -89.07792
Functional classUrban Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.2 US tons
Inventory rating27.4 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span37 ft (11.3 m)
Deck width26 ft (8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2022)
Projected traffic728 by 2046
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
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 Hemstock Road over Unnamed Stream built?

It was built in 1980, making it 45 years old in 2025.

What condition is Hemstock Road over Unnamed Stream in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2023.

How much traffic does Hemstock Road over Unnamed Stream carry?

About 400 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Hemstock Road over Unnamed Stream?

The structure is 40 ft (12.2 m) long with a longest span of 37 ft (11.3 m) and a deck 26 ft wide.

Who owns Hemstock Road over Unnamed Stream?

It is owned by the City or Municipal Highway Agency.