US Bridges

Ill 29 over Drainage Ditch

Fair

Menard County, Illinois · 2.5 MI N Greenview · Structure no. 065200300000000

Built
1961
64 years old
Condition
Fair
inspected March 2023
Type
Culvert
Concrete
Length
28 ft
2 main spans
Daily traffic
2,000
2023 count
Owner
State
State Highway Agency

About this bridge

Ill 29 over Drainage Ditch is a concrete culvert carrying Ill 29 over Drainage Ditch in Menard County, Illinois. It was built in 1961, so it is 64 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 2,000 vehicles a day, roughly 18% of them trucks, projected to reach 1,616 by 2046. The structure is 28 ft (8.5 m) long. If it were closed, the detour would be 39.8 mi (64 km).

Location

Open in Google Maps
CarriesIll 29
CrossesDrainage Ditch
Location2.5 MI N Greenview
RouteState Highway 29
CountyMenard County
StateIllinois
Coordinates40.11119, -89.7353
Functional classRural Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.5 US tons
Inventory rating35.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length28 ft (8.5 m)
Longest span13 ft (3.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,000 (2023)
Projected traffic1,616 by 2046
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed39.8 mi (64 km)
TollOn a free road
National Highway SystemNo

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 Ill 29 over Drainage Ditch built?

It was built in 1961, making it 64 years old in 2025.

What condition is Ill 29 over Drainage Ditch 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 March 2023.

How much traffic does Ill 29 over Drainage Ditch carry?

About 2,000 vehicles per day (2023 count), of which roughly 18% are trucks.

How long is Ill 29 over Drainage Ditch?

The structure is 28 ft (8.5 m) long with a longest span of 13 ft (3.9 m).

Who owns Ill 29 over Drainage Ditch?

It is owned by the State Highway Agency.