US Bridges

Laurel ST over Jacksonville Br

Fair

Sangamon County, Illinois · 20FT W Outer Pk DR · Structure no. 084600300000000

Built
1967
58 years old
Condition
Fair
inspected April 2023
Type
Culvert
Concrete Continuous
Length
54 ft
3 main spans
Daily traffic
1,800
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Laurel ST over Jacksonville Br is a concrete continuous culvert carrying Laurel ST over Jacksonville Br in Sangamon County, Illinois. It was built in 1967, so it is 58 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 6 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 1,800 vehicles a day, roughly 3% of them trucks, projected to reach 4,040 by 2046. The structure is 54 ft (16.5 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesLaurel ST
CrossesJacksonville Br
Location20FT W Outer Pk DR
CountySangamon County
StateIllinois
Coordinates39.78089, -89.68497
Functional classUrban Collector

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 protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating31.1 US tons
Inventory rating18.5 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length54 ft (16.5 m)
Longest span18 ft (5.4 m)
Deck width47 ft (14.4 m)
Roadway width37 ft (11.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,800 (2022)
Projected traffic4,040 by 2046
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Laurel ST over Jacksonville Br built?

It was built in 1967, making it 58 years old in 2025.

What condition is Laurel ST over Jacksonville Br 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 April 2023.

How much traffic does Laurel ST over Jacksonville Br carry?

About 1,800 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Laurel ST over Jacksonville Br?

The structure is 54 ft (16.5 m) long with a longest span of 18 ft (5.4 m) and a deck 47 ft wide.

Who owns Laurel ST over Jacksonville Br?

It is owned by the City or Municipal Highway Agency.