US Bridges

Idlewood Avenue over Whiskey Run

Good

Allegheny County, Pennsylvania · Idlewood Avenue · Structure no. 000000000055973

Built
2018
7 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
22 ft
1 main span
Daily traffic
175
2018 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Idlewood Avenue over Whiskey Run is a concrete culvert carrying Idlewood Avenue over Whiskey Run in Allegheny County, Pennsylvania. It was built in 2018, so it is 7 years old, younger than the Pennsylvania average of 54.8 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 175 vehicles a day, roughly 1% of them trucks, projected to reach 200 by 2039. The structure is 22 ft (6.7 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIdlewood Avenue
CrossesWhiskey Run
LocationIdlewood Avenue
RouteCity Street 0
Coordinates40.4146, -80.07669
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 inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86 US tons
Inventory rating51 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span20 ft (6.1 m)
Deck width40 ft (12.2 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic175 (2018)
Projected traffic200 by 2039
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Idlewood Avenue over Whiskey Run built?

It was built in 2018, making it 7 years old in 2025.

What condition is Idlewood Avenue over Whiskey Run 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 October 2024.

How much traffic does Idlewood Avenue over Whiskey Run carry?

About 175 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is Idlewood Avenue over Whiskey Run?

The structure is 22 ft (6.7 m) long with a longest span of 20 ft (6.1 m) and a deck 40 ft wide.

Who owns Idlewood Avenue over Whiskey Run?

It is owned by the Town or Township Highway Agency.