US Bridges

Mss 6035 over Hill Creek

Good

St. Clair County, Illinois · 1.5 M So of Dupo · Structure no. 082201800000000

Built
1979
46 years old
Condition
Good
inspected April 2021
Type
Culvert
Concrete
Length
47 ft
4 main spans
Daily traffic
125
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Mss 6035 over Hill Creek is a concrete culvert carrying Mss 6035 over Hill Creek in St. Clair County, Illinois. It was built in 1979, so it is 46 years old, older 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 125 vehicles a day, roughly 14% of them trucks, projected to reach 202 by 2046. The structure is 47 ft (14.2 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMss 6035
CrossesHill Creek
Location1.5 M So of Dupo
RouteCity Street 0
Coordinates38.49003, -90.21933
Functional classUrban Local

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.
Culvert7 GoodSome minor problems.
Last inspectionApril 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating86.1 US tons
Inventory rating51.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20 + Mod
Structure length47 ft (14.2 m)
Longest span11 ft (3.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic125 (2019)
Projected traffic202 by 2046
Trucks14%
Lanes on structure6
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 Mss 6035 over Hill Creek built?

It was built in 1979, making it 46 years old in 2025.

What condition is Mss 6035 over Hill 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 April 2021.

How much traffic does Mss 6035 over Hill Creek carry?

About 125 vehicles per day (2019 count), of which roughly 14% are trucks.

How long is Mss 6035 over Hill Creek?

The structure is 47 ft (14.2 m) long with a longest span of 11 ft (3.5 m).

Who owns Mss 6035 over Hill Creek?

It is owned by the City or Municipal Highway Agency.