US Bridges

Amos Av over Drainage Ditch

Good

Sangamon County, Illinois · 0.5 M N 125/97 · Structure no. 084800900000000

Built
2007
18 years old
Condition
Good
inspected March 2022
Type
Culvert
Concrete Continuous
Length
43 ft
3 main spans
Daily traffic
1,050
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Amos Av over Drainage Ditch is a concrete continuous culvert carrying Amos Av over Drainage Ditch in Sangamon County, Illinois. It was built in 2007, so it is 18 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,050 vehicles a day, roughly 8% of them trucks, projected to reach 1,364 by 2046. The structure is 43 ft (13.1 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesAmos Av
CrossesDrainage Ditch
Location0.5 M N 125/97
Coordinates39.81153, -89.67784
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionMarch 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length43 ft (13.1 m)
Longest span16 ft (4.9 m)
Deck width42 ft (12.9 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,050 (2022)
Projected traffic1,364 by 2046
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Amos Av over Drainage Ditch built?

It was built in 2007, making it 18 years old in 2025.

What condition is Amos Av over Drainage Ditch 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 March 2022.

How much traffic does Amos Av over Drainage Ditch carry?

About 1,050 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Amos Av over Drainage Ditch?

The structure is 43 ft (13.1 m) long with a longest span of 16 ft (4.9 m) and a deck 42 ft wide.

Who owns Amos Av over Drainage Ditch?

It is owned by the City or Municipal Highway Agency.