US Bridges

TR 116 over Br. of Mill Creek

Good

Adams County, Illinois · 0.58 MI S TR 423A · Structure no. 001343100000000

Built
2015
10 years old
Condition
Good
inspected May 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
105 ft
2 main spans
Daily traffic
575
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 116 over Br. of Mill Creek is a prestressed concrete box beam or girders - multiple carrying TR 116 over Br. of Mill Creek in Adams County, Illinois. It was built in 2015, so it is 10 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 575 vehicles a day, roughly 3% of them trucks, projected to reach 404 by 2046. The structure is 105 ft (32 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesTR 116
CrossesBr. of Mill Creek
Location0.58 MI S TR 423A
RouteCounty Highway 0
Coordinates39.89274, -91.32115
Functional classUrban Local

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 inspectionMay 2022
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 25 or greater
Structure length105 ft (32 m)
Longest span51 ft (15.6 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic575 (2024)
Projected traffic404 by 2046
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 TR 116 over Br. of Mill Creek built?

It was built in 2015, making it 10 years old in 2025.

What condition is TR 116 over Br. of Mill 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 May 2022.

How much traffic does TR 116 over Br. of Mill Creek carry?

About 575 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is TR 116 over Br. of Mill Creek?

The structure is 105 ft (32 m) long with a longest span of 51 ft (15.6 m) and a deck 28 ft wide.

Who owns TR 116 over Br. of Mill Creek?

It is owned by the Town or Township Highway Agency.