US Bridges

Old US 36 over Spring Creek

Good

Morgan County, Illinois · 2MI E Alexander · Structure no. 069200800000000

Built
1997
28 years old
Condition
Good
inspected November 2021
Type
Culvert
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
900
2024 count
Owner
State
State Highway Agency

About this bridge

Old US 36 over Spring Creek is a concrete continuous culvert carrying Old US 36 over Spring Creek in Morgan County, Illinois. It was built in 1997, so it is 28 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 900 vehicles a day, roughly 24% of them trucks, projected to reach 1,010 by 2046. The structure is 26 ft (8 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesOld US 36
CrossesSpring Creek
Location2MI E Alexander
RouteCounty Highway 0
Coordinates39.72529, -89.98671
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.5 US tons
Inventory rating44.3 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length26 ft (8 m)
Longest span12 ft (3.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic900 (2024)
Projected traffic1,010 by 2046
Trucks24%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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 Old US 36 over Spring Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is Old US 36 over Spring 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 November 2021.

How much traffic does Old US 36 over Spring Creek carry?

About 900 vehicles per day (2024 count), of which roughly 24% are trucks.

How long is Old US 36 over Spring Creek?

The structure is 26 ft (8 m) long with a longest span of 12 ft (3.6 m).

Who owns Old US 36 over Spring Creek?

It is owned by the State Highway Agency.