US Bridges

Northgate DR over Brush Creek

Poor

Allegheny County, Pennsylvania · 212002 Brush Creek Bridge · Structure no. 000000000002323

Built
1929
96 years old, rebuilt 1945
Condition
Poor
inspected April 2023
Type
Other
Other
Length
27 ft
1 main span
Daily traffic
3,000
2018 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Northgate DR over Brush Creek is a other other carrying Northgate DR over Brush Creek in Allegheny County, Pennsylvania. It was built in 1929 and reconstructed in 1945, so it is 96 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 3,000 vehicles a day, roughly 5% of them trucks, projected to reach 3,600 by 2039. The structure is 27 ft (8.2 m) long and 42 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesNorthgate DR
CrossesBrush Creek
Location212002 Brush Creek Bridge
RouteCity Street 0
Coordinates40.65404, -80.07974
Functional classRural 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
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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69 US tons
Inventory rating41 US tons

Structure

Structure typeOther
MaterialOther
DeckNot applicable
Main spans1
Design loadUnknown
Structure length27 ft (8.2 m)
Longest span22 ft (6.7 m)
Deck width42 ft (12.7 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,000 (2018)
Projected traffic3,600 by 2039
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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$95,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Northgate DR over Brush Creek built?

It was built in 1929, making it 96 years old in 2025. It was reconstructed in 1945.

What condition is Northgate DR over Brush Creek 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 April 2023.

How much traffic does Northgate DR over Brush Creek carry?

About 3,000 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is Northgate DR over Brush Creek?

The structure is 27 ft (8.2 m) long with a longest span of 22 ft (6.7 m) and a deck 42 ft wide.

Who owns Northgate DR over Brush Creek?

It is owned by the Town or Township Highway Agency.