US Bridges

Glassport Road over Wylie Run

Poor

Allegheny County, Pennsylvania · Near Lovedale RD · Structure no. 000000000001484

Built
1905
120 years old
Condition
Poor
inspected March 2023
Type
Arch - Deck
Masonry
Length
50 ft
1 main span
Daily traffic
6,411
2023 count
Owner
State
State Highway Agency

About this bridge

Glassport Road over Wylie Run is a masonry arch - deck carrying Glassport Road over Wylie Run in Allegheny County, Pennsylvania. It was built in 1905, so it is 120 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 6,411 vehicles a day, roughly 5% of them trucks, projected to reach 8,382 by 2032. The structure is 50 ft (15.2 m) long and 24 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesGlassport Road
CrossesWylie Run
LocationNear Lovedale RD
RouteState Highway 0
CountyAllegheny County
StatePennsylvania
Coordinates40.27962, -79.87452
Functional classUrban Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating54 US tons
Inventory rating36 US tons

Structure

Structure typeArch - Deck
MaterialMasonry
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span28 ft (8.5 m)
Deck width24 ft (7.3 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,411 (2023)
Projected traffic8,382 by 2032
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$165,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Glassport Road over Wylie Run built?

It was built in 1905, making it 120 years old in 2025.

What condition is Glassport Road over Wylie Run in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in March 2023.

How much traffic does Glassport Road over Wylie Run carry?

About 6,411 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Glassport Road over Wylie Run?

The structure is 50 ft (15.2 m) long with a longest span of 28 ft (8.5 m) and a deck 24 ft wide.

Who owns Glassport Road over Wylie Run?

It is owned by the State Highway Agency.