US Bridges

Ill 100 over Moore Creek

Good

Pike County, Illinois · 1.5MI S Milton · Structure no. 075200900000000

Built
1935
90 years old
Condition
Good
inspected January 2024
Type
Culvert
Concrete Continuous
Length
23 ft
2 main spans
Daily traffic
700
2023 count
Owner
State
State Highway Agency

About this bridge

Ill 100 over Moore Creek is a concrete continuous culvert carrying Ill 100 over Moore Creek in Pike County, Illinois. It was built in 1935, so it is 90 years old, older 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 700 vehicles a day, roughly 17% of them trucks, projected to reach 928 by 2046. The structure is 23 ft (6.9 m) long. If it were closed, the detour would be 31.7 mi (51 km).

CarriesIll 100
CrossesMoore Creek
Location1.5MI S Milton
RouteState Highway 100
Coordinates39.5389, -90.64688
Functional classRural Minor Arterial

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 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 rating69.7 US tons
Inventory rating46.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadUnknown
Structure length23 ft (6.9 m)
Longest span10 ft (3.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic700 (2023)
Projected traffic928 by 2046
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.7 mi (51 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 Ill 100 over Moore Creek built?

It was built in 1935, making it 90 years old in 2025.

What condition is Ill 100 over Moore 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 January 2024.

How much traffic does Ill 100 over Moore Creek carry?

About 700 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is Ill 100 over Moore Creek?

The structure is 23 ft (6.9 m) long with a longest span of 10 ft (3.2 m).

Who owns Ill 100 over Moore Creek?

It is owned by the State Highway Agency.