US Bridges

SR 8 SB over 70 Par 72 Local RR

Fair

Allegheny County, Pennsylvania · 62nd Street Bridge · Structure no. 000000000000492

Built
1960
65 years old, rebuilt 2008
Condition
Fair
inspected October 2022
Type
Stringer/Multi-beam or Girder
Steel
Length
698 ft
11 main spans
Daily traffic
7,111
2024 count
Owner
State
State Highway Agency

About this bridge

SR 8 SB over 70 Par 72 Local RR is a steel stringer/multi-beam or girder carrying SR 8 SB over 70 Par 72 Local RR in Allegheny County, Pennsylvania. It was built in 1960 and reconstructed in 2008, so it is 65 years old, older 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 7,111 vehicles a day, roughly 4% of them trucks, projected to reach 12,878 by 2032. The structure is 698 ft (212.8 m) long and 25 ft wide.

Location

Open in Google Maps
CarriesSR 8 SB
Crosses70 Par 72 Local RR
Location62nd Street Bridge
RouteState Highway 8
CountyAllegheny County
StatePennsylvania
Coordinates40.49573, -79.94001
Functional classUrban Other Principal Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46 US tons
Inventory rating28 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans11
Design loadHS 20
Structure length698 ft (212.8 m)
Longest span85 ft (25.9 m)
Deck width25 ft (7.5 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deck15 ft (4.7 m)

Traffic and service

Average daily traffic7,111 (2024)
Projected traffic12,878 by 2032
Trucks4%
Lanes on structure1
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway and railroad
Detour if closed—
TollOn a free road
National Highway SystemYes

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$1 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 8 SB over 70 Par 72 Local RR built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 2008.

What condition is SR 8 SB over 70 Par 72 Local 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 SR 8 SB over 70 Par 72 Local RR carry?

About 7,111 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is SR 8 SB over 70 Par 72 Local RR?

The structure is 698 ft (212.8 m) long with a longest span of 85 ft (25.9 m) and a deck 25 ft wide.

Who owns SR 8 SB over 70 Par 72 Local RR?

It is owned by the State Highway Agency.