US Bridges

Il 29-J D Jones Pk over Spring Creek

Fair

Sangamon County, Illinois · .5M S Veterans(il 4) · Structure no. 084016900000000

Built
1975
50 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
216 ft
3 main spans
Daily traffic
8,300
2023 count
Owner
State
State Highway Agency

About this bridge

Il 29-J D Jones Pk over Spring Creek is a steel continuous stringer/multi-beam or girder carrying Il 29-J D Jones Pk over Spring Creek in Sangamon County, Illinois. It was built in 1975, so it is 50 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 8,300 vehicles a day, roughly 3% of them trucks, projected to reach 7,828 by 2046. The structure is 216 ft (65.8 m) long and 92 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesIl 29-J D Jones Pk
CrossesSpring Creek
Location.5M S Veterans(il 4)
Coordinates39.82699, -89.66405
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.8 US tons
Inventory rating41.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length216 ft (65.8 m)
Longest span92 ft (28 m)
Deck width92 ft (28 m)
Roadway width71 ft (21.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,300 (2023)
Projected traffic7,828 by 2046
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 29-J D Jones Pk over Spring Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is Il 29-J D Jones Pk over Spring 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 September 2023.

How much traffic does Il 29-J D Jones Pk over Spring Creek carry?

About 8,300 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Il 29-J D Jones Pk over Spring Creek?

The structure is 216 ft (65.8 m) long with a longest span of 92 ft (28 m) and a deck 92 ft wide.

Who owns Il 29-J D Jones Pk over Spring Creek?

It is owned by the State Highway Agency.