US Bridges

Saeger Rd/Tr 135 over Prairie Dupont Creek

Good

St. Clair County, Illinois · 0.9 MI NW of Rt 158 · Structure no. 082414800000000

Built
2004
21 years old
Condition
Good
inspected March 2022
Type
Frame
Concrete
Length
26 ft
1 main span
Daily traffic
350
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Saeger Rd/Tr 135 over Prairie Dupont Creek is a concrete frame carrying Saeger Rd/Tr 135 over Prairie Dupont Creek in St. Clair County, Illinois. It was built in 2004, so it is 21 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 350 vehicles a day, roughly 13% of them trucks, projected to reach 379 by 2046. The structure is 26 ft (7.8 m) long and 32 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesSaeger Rd/Tr 135
CrossesPrairie Dupont Creek
Location0.9 MI NW of Rt 158
RouteCounty Highway 0
CountySt. Clair County
StateIllinois
Coordinates38.47046, -90.10856
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length26 ft (7.8 m)
Longest span25 ft (7.6 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic350 (2023)
Projected traffic379 by 2046
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 Saeger Rd/Tr 135 over Prairie Dupont Creek built?

It was built in 2004, making it 21 years old in 2025.

What condition is Saeger Rd/Tr 135 over Prairie Dupont Creek 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 Saeger Rd/Tr 135 over Prairie Dupont Creek carry?

About 350 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is Saeger Rd/Tr 135 over Prairie Dupont Creek?

The structure is 26 ft (7.8 m) long with a longest span of 25 ft (7.6 m) and a deck 32 ft wide.

Who owns Saeger Rd/Tr 135 over Prairie Dupont Creek?

It is owned by the Town or Township Highway Agency.