US Bridges

7 TH Street Bridge over Norfolk Southern RR

Fair

Westmoreland County, Pennsylvania · Seventh Street Bridge · Structure no. 000000000036991

Built
1990
35 years old
Condition
Fair
inspected October 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
91 ft
1 main span
Daily traffic
3,000
1993 count
Owner
City
City or Municipal Highway Agency

About this bridge

7 TH Street Bridge over Norfolk Southern RR is a prestressed concrete box beam or girders - multiple carrying 7 TH Street Bridge over Norfolk Southern RR in Westmoreland County, Pennsylvania. It was built in 1990, so it is 35 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 5 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 3,000 vehicles a day, roughly 5% of them trucks, projected to reach 3,500 by 2002. The structure is 91 ft (27.7 m) long and 44 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Carries7 TH Street Bridge
CrossesNorfolk Southern RR
LocationSeventh Street Bridge
RouteCity Street 700T
Coordinates40.32974, -79.61929
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating43 US tons
Inventory rating0 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length91 ft (27.7 m)
Longest span88 ft (26.8 m)
Deck width44 ft (13.5 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,000 (1993)
Projected traffic3,500 by 2002
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed0.6 mi (1 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 7 TH Street Bridge over Norfolk Southern RR built?

It was built in 1990, making it 35 years old in 2025.

What condition is 7 TH Street Bridge over Norfolk Southern RR 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 October 2022.

How much traffic does 7 TH Street Bridge over Norfolk Southern RR carry?

About 3,000 vehicles per day (1993 count), of which roughly 5% are trucks.

How long is 7 TH Street Bridge over Norfolk Southern RR?

The structure is 91 ft (27.7 m) long with a longest span of 88 ft (26.8 m) and a deck 44 ft wide.

Who owns 7 TH Street Bridge over Norfolk Southern RR?

It is owned by the City or Municipal Highway Agency.