US Bridges

Ill 16 over Phils Creek

Good

Jersey County, Illinois · 7.0 M W JCT Ill 111 · Structure no. 042001800000000

Built
1978
47 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
154 ft
2 main spans
Daily traffic
3,100
2023 count
Owner
State
State Highway Agency

About this bridge

Ill 16 over Phils Creek is a prestressed concrete stringer/multi-beam or girder carrying Ill 16 over Phils Creek in Jersey County, Illinois. It was built in 1978, so it is 47 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 3,100 vehicles a day, roughly 7% of them trucks, projected to reach 3,131 by 2046. The structure is 154 ft (46.8 m) long and 46 ft wide. If it were closed, the detour would be 47.8 mi (77 km).

CarriesIll 16
CrossesPhils Creek
Location7.0 M W JCT Ill 111
RouteState Highway 16
Coordinates39.11571, -90.27215
Functional classRural Principal Arterial - Other

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.7 US tons
Inventory rating36.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length154 ft (46.8 m)
Longest span73 ft (22.2 m)
Deck width46 ft (14 m)
Roadway width43 ft (13 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,100 (2023)
Projected traffic3,131 by 2046
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed47.8 mi (77 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 Ill 16 over Phils Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is Ill 16 over Phils 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 June 2024.

How much traffic does Ill 16 over Phils Creek carry?

About 3,100 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is Ill 16 over Phils Creek?

The structure is 154 ft (46.8 m) long with a longest span of 73 ft (22.2 m) and a deck 46 ft wide.

Who owns Ill 16 over Phils Creek?

It is owned by the State Highway Agency.