US Bridges

TR 0116 over Mill Creek

Fair

Adams County, Illinois · 3.0 MI SE Quincy · Structure no. 001325500000000

Built
1900
125 years old, rebuilt 1975
Condition
Fair
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
44 ft
1 main span
Daily traffic
575
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 0116 over Mill Creek is a prestressed concrete box beam or girders - multiple carrying TR 0116 over Mill Creek in Adams County, Illinois. It was built in 1900 and reconstructed in 1975, so it is 125 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 575 vehicles a day, roughly 3% of them trucks, projected to reach 404 by 2046. The structure is 44 ft (13.4 m) long and 28 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesTR 0116
CrossesMill Creek
Location3.0 MI SE Quincy
RouteCounty Highway 0
Coordinates39.89677, -91.32132
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating68.9 US tons
Inventory rating41.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length44 ft (13.4 m)
Longest span42 ft (12.8 m)
Deck width28 ft (8.6 m)
Roadway width27 ft (8.1 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 closed6.2 mi (10 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 0116 over Mill Creek built?

It was built in 1900, making it 125 years old in 2025. It was reconstructed in 1975.

What condition is TR 0116 over Mill Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in May 2024.

How much traffic does TR 0116 over Mill Creek carry?

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

How long is TR 0116 over Mill Creek?

The structure is 44 ft (13.4 m) long with a longest span of 42 ft (12.8 m) and a deck 28 ft wide.

Who owns TR 0116 over Mill Creek?

It is owned by the Town or Township Highway Agency.