US Bridges

Il 16 over Little Creek Trib

Good

Montgomery County, Illinois · 1.3MI NE Schram City · Structure no. 068006200000000

Built
1998
27 years old
Condition
Good
inspected February 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
82 ft
1 main span
Daily traffic
2,300
2023 count
Owner
State
State Highway Agency

About this bridge

Il 16 over Little Creek Trib is a prestressed concrete stringer/multi-beam or girder carrying Il 16 over Little Creek Trib in Montgomery County, Illinois. It was built in 1998, so it is 27 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 2,300 vehicles a day, roughly 8% of them trucks, projected to reach 2,727 by 2046. The structure is 82 ft (25 m) long and 39 ft wide. If it were closed, the detour would be 18 mi (29 km).

CarriesIl 16
CrossesLittle Creek Trib
Location1.3MI NE Schram City
RouteState Highway 16
Coordinates39.18547, -89.42953
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 protection8 Very GoodNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.7 US tons
Inventory rating41.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length82 ft (25 m)
Longest span79 ft (24.2 m)
Deck width39 ft (11.9 m)
Roadway width36 ft (10.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,300 (2023)
Projected traffic2,727 by 2046
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18 mi (29 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 16 over Little Creek Trib built?

It was built in 1998, making it 27 years old in 2025.

What condition is Il 16 over Little Creek Trib 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 February 2025.

How much traffic does Il 16 over Little Creek Trib carry?

About 2,300 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is Il 16 over Little Creek Trib?

The structure is 82 ft (25 m) long with a longest span of 79 ft (24.2 m) and a deck 39 ft wide.

Who owns Il 16 over Little Creek Trib?

It is owned by the State Highway Agency.