US Bridges

Old William Penn H over Turtle Creek

Good

Westmoreland County, Pennsylvania · 1.4 MI West of SR 66 · Structure no. 000000000037015

Built
1982
43 years old
Condition
Good
inspected August 2024
Type
Culvert
Concrete
Length
22 ft
1 main span
Daily traffic
5,512
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

Old William Penn H over Turtle Creek is a concrete culvert carrying Old William Penn H over Turtle Creek in Westmoreland County, Pennsylvania. It was built in 1982, so it is 43 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 5,512 vehicles a day, roughly 3% of them trucks, projected to reach 5,512 by 2026. The structure is 22 ft (6.7 m) long and 38 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesOld William Penn H
CrossesTurtle Creek
Location1.4 MI West of SR 66
RouteCity Street 0T398
Coordinates40.41595, -79.59833
Functional classUrban Minor Arterial

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionAugust 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 rating54 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20 + Mod
Structure length22 ft (6.7 m)
Longest span20 ft (6.1 m)
Deck width38 ft (11.5 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,512 (2016)
Projected traffic5,512 by 2026
Trucks3%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Old William Penn H over Turtle Creek built?

It was built in 1982, making it 43 years old in 2025.

What condition is Old William Penn H over Turtle 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 August 2024.

How much traffic does Old William Penn H over Turtle Creek carry?

About 5,512 vehicles per day (2016 count), of which roughly 3% are trucks.

How long is Old William Penn H over Turtle Creek?

The structure is 22 ft (6.7 m) long with a longest span of 20 ft (6.1 m) and a deck 38 ft wide.

Who owns Old William Penn H over Turtle Creek?

It is owned by the City or Municipal Highway Agency.