US Bridges

N Penna Ave over Norfolk Southern M.L.

Fair

Westmoreland County, Pennsylvania · No. Pa. Ave Greensburg · Structure no. 000000000036985

Built
1985
40 years old
Condition
Fair
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
3,300
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

N Penna Ave over Norfolk Southern M.L. is a prestressed concrete box beam or girders - multiple carrying N Penna Ave over Norfolk Southern M.L. in Westmoreland County, Pennsylvania. It was built in 1985, so it is 40 years old, younger than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 3,300 vehicles a day, projected to reach 3,795 by 2043. The structure is 70 ft (21.3 m) long and 42 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesN Penna Ave
CrossesNorfolk Southern M.L.
LocationNo. Pa. Ave Greensburg
RouteCity Street 0V
CountyWestmoreland County
StatePennsylvania
Coordinates40.30493, -79.54617
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating41 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length70 ft (21.3 m)
Longest span68 ft (20.7 m)
Deck width42 ft (12.8 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,300 (2023)
Projected traffic3,795 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township 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$2.2 million
NavigationNo navigation control on waterway

Frequently asked questions

When was N Penna Ave over Norfolk Southern M.L. built?

It was built in 1985, making it 40 years old in 2025.

What condition is N Penna Ave over Norfolk Southern M.L. in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2023.

How much traffic does N Penna Ave over Norfolk Southern M.L. carry?

About 3,300 vehicles per day (2023 count).

How long is N Penna Ave over Norfolk Southern M.L.?

The structure is 70 ft (21.3 m) long with a longest span of 68 ft (20.7 m) and a deck 42 ft wide.

Who owns N Penna Ave over Norfolk Southern M.L.?

It is owned by the Town or Township Highway Agency and maintained by the City or Municipal Highway Agency.