US Bridges

Eiler Road - TR 21 over Middle Creek

Fair

Cass County, Illinois · 2.5 MI Nnw Newmansv · Structure no. 009335100000000

Built
1980
45 years old
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
48 ft
1 main span
Daily traffic
25
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Eiler Road - TR 21 over Middle Creek is a steel stringer/multi-beam or girder carrying Eiler Road - TR 21 over Middle Creek in Cass County, Illinois. It was built in 1980, so it is 45 years old, younger 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 25 vehicles a day, projected to reach 25 by 2046. The structure is 48 ft (14.6 m) long and 26 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesEiler Road - TR 21
CrossesMiddle Creek
Location2.5 MI Nnw Newmansv
RouteCounty Highway 0
CountyCass County
StateIllinois
Coordinates40.03954, -90.03419
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.2 US tons
Inventory rating44 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length48 ft (14.6 m)
Longest span46 ft (14 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2023)
Projected traffic25 by 2046
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Eiler Road - TR 21 over Middle Creek built?

It was built in 1980, making it 45 years old in 2025.

What condition is Eiler Road - TR 21 over Middle 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 January 2025.

How much traffic does Eiler Road - TR 21 over Middle Creek carry?

About 25 vehicles per day (2023 count).

How long is Eiler Road - TR 21 over Middle Creek?

The structure is 48 ft (14.6 m) long with a longest span of 46 ft (14 m) and a deck 26 ft wide.

Who owns Eiler Road - TR 21 over Middle Creek?

It is owned by the Town or Township Highway Agency.