US Bridges

N Ave&brighton RD over N-S Rr-Allegheny Park

PoorPosted for load

Allegheny County, Pennsylvania · 067 W North Ave & Bright · Structure no. 000000000002432

Built
1905
120 years old, rebuilt 1929
Condition
Poor
inspected June 2024
Type
Girder and Floorbeam System
Steel
Length
88 ft
1 main span
Daily traffic
21,000
2005 count
Owner
Railroad
Railroad

About this bridge

N Ave&brighton RD over N-S Rr-Allegheny Park is a steel girder and floorbeam system carrying N Ave&brighton RD over N-S Rr-Allegheny Park in Allegheny County, Pennsylvania. It was built in 1905 and reconstructed in 1929, 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. Its operating status is: posted for load restriction.

It carries about 21,000 vehicles a day, roughly 5% of them trucks, projected to reach 23,100 by 2021. The structure is 88 ft (26.8 m) long and 47 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesN Ave&brighton RD
CrossesN-S Rr-Allegheny Park
Location067 W North Ave & Bright
RouteCity Street 0
Coordinates40.4539, -80.0145
Functional classUrban Local

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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment6: Equal to present minimum criteria
Operating rating40 US tons
Inventory rating24 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length88 ft (26.8 m)
Longest span84 ft (25.6 m)
Deck width47 ft (14.3 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,000 (2005)
Projected traffic23,100 by 2021
Trucks5%
Lanes on structure4
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

OwnerRailroad
Maintained byRailroad
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$389,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was N Ave&brighton RD over N-S Rr-Allegheny Park built?

It was built in 1905, making it 120 years old in 2025. It was reconstructed in 1929.

What condition is N Ave&brighton RD over N-S Rr-Allegheny Park 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 June 2024.

How much traffic does N Ave&brighton RD over N-S Rr-Allegheny Park carry?

About 21,000 vehicles per day (2005 count), of which roughly 5% are trucks.

How long is N Ave&brighton RD over N-S Rr-Allegheny Park?

The structure is 88 ft (26.8 m) long with a longest span of 84 ft (25.6 m) and a deck 47 ft wide.

Who owns N Ave&brighton RD over N-S Rr-Allegheny Park?

It is owned by the Railroad.