US Bridges

East Mill Road over Cedar Creek

Fair

Stephenson County, Illinois · 2.0 MI NW of Dakota · Structure no. 089310100000000

Built
1968
57 years old
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
43 ft
1 main span
Daily traffic
75
2014 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

East Mill Road over Cedar Creek is a prestressed concrete box beam or girders - multiple carrying East Mill Road over Cedar Creek in Stephenson County, Illinois. It was built in 1968, so it is 57 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 6 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 75 vehicles a day, projected to reach 76 by 2046. The structure is 43 ft (13.1 m) long and 29 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesEast Mill Road
CrossesCedar Creek
Location2.0 MI NW of Dakota
RouteCounty Highway 0
Coordinates42.41057, -89.56009
Functional classRural 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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to 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 rating52.5 US tons
Inventory rating31.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 15
Structure length43 ft (13.1 m)
Longest span41 ft (12.5 m)
Deck width29 ft (8.8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2014)
Projected traffic76 by 2046
Trucks0%
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 East Mill Road over Cedar Creek built?

It was built in 1968, making it 57 years old in 2025.

What condition is East Mill Road over Cedar 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 October 2024.

How much traffic does East Mill Road over Cedar Creek carry?

About 75 vehicles per day (2014 count).

How long is East Mill Road over Cedar Creek?

The structure is 43 ft (13.1 m) long with a longest span of 41 ft (12.5 m) and a deck 29 ft wide.

Who owns East Mill Road over Cedar Creek?

It is owned by the Town or Township Highway Agency.