US Bridges

Mcdonough ST over Rock Run Creek

Good

Will County, Illinois · Just So of Houbolt · Structure no. 099646500000000

Built
1979
46 years old
Condition
Good
inspected February 2025
Type
Culvert
Concrete
Length
41 ft
3 main spans
Daily traffic
2,900
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Mcdonough ST over Rock Run Creek is a concrete culvert carrying Mcdonough ST over Rock Run Creek in Will 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 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 2,900 vehicles a day, roughly 12% of them trucks, projected to reach 4,320 by 2046. The structure is 41 ft (12.5 m) long and 50 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMcdonough ST
CrossesRock Run Creek
LocationJust So of Houbolt
RouteCity Street 0
Coordinates41.51388, -88.17168
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert8 Very GoodNo problems noted.
Last inspectionFebruary 2025
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 rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckOther
Main spans3
Design loadHS 20 + Mod
Structure length41 ft (12.5 m)
Longest span15 ft (4.6 m)
Deck width50 ft (15.2 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,900 (2023)
Projected traffic4,320 by 2046
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$324,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Mcdonough ST over Rock Run Creek built?

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

What condition is Mcdonough ST over Rock Run 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 February 2025.

How much traffic does Mcdonough ST over Rock Run Creek carry?

About 2,900 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is Mcdonough ST over Rock Run Creek?

The structure is 41 ft (12.5 m) long with a longest span of 15 ft (4.6 m) and a deck 50 ft wide.

Who owns Mcdonough ST over Rock Run Creek?

It is owned by the City or Municipal Highway Agency.