US Bridges

Port Clinton Rd. over S.Br.Indian Creek

Fair

Lake County, Illinois · 1.5M W of US 45 · Structure no. 049500100000000

Built
1956
69 years old, rebuilt 1984
Condition
Fair
inspected July 2024
Type
Culvert
Steel
Length
25 ft
2 main spans
Daily traffic
1,150
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Port Clinton Rd. over S.Br.Indian Creek is a steel culvert carrying Port Clinton Rd. over S.Br.Indian Creek in Lake County, Illinois. It was built in 1956 and reconstructed in 1984, so it is 69 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,150 vehicles a day, roughly 3% of them trucks, projected to reach 1,364 by 2046. The structure is 25 ft (7.6 m) long and 40 ft wide.

Location

Open in Google Maps
CarriesPort Clinton Rd.
CrossesS.Br.Indian Creek
Location1.5M W of US 45
RouteCity Street 0
CountyLake County
StateIllinois
Coordinates42.20441, -87.97497
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadUnknown
Structure length25 ft (7.6 m)
Longest span11 ft (3.4 m)
Deck width40 ft (12.2 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,150 (2023)
Projected traffic1,364 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 Port Clinton Rd. over S.Br.Indian Creek built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 1984.

What condition is Port Clinton Rd. over S.Br.Indian Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2024.

How much traffic does Port Clinton Rd. over S.Br.Indian Creek carry?

About 1,150 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Port Clinton Rd. over S.Br.Indian Creek?

The structure is 25 ft (7.6 m) long with a longest span of 11 ft (3.4 m) and a deck 40 ft wide.

Who owns Port Clinton Rd. over S.Br.Indian Creek?

It is owned by the City or Municipal Highway Agency.