US Bridges

SR 0028 SB over Deer Creek

Fair

Allegheny County, Pennsylvania · Near Harmarville Interch · Structure no. 000000000000635

Built
1970
55 years old, rebuilt 2008
Condition
Fair
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
176 ft
3 main spans
Daily traffic
22,509
2024 count
Owner
State
State Highway Agency

About this bridge

SR 0028 SB over Deer Creek is a prestressed concrete box beam or girders - multiple carrying SR 0028 SB over Deer Creek in Allegheny County, Pennsylvania. It was built in 1970 and reconstructed in 2008, so it is 55 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 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 22,509 vehicles a day, roughly 5% of them trucks, projected to reach 20,362 by 2032. The structure is 176 ft (53.6 m) long and 43 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR 0028 SB
CrossesDeer Creek
LocationNear Harmarville Interch
RouteState Highway 28
Coordinates40.5381, -79.84287
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56 US tons
Inventory rating32 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length176 ft (53.6 m)
Longest span75 ft (22.9 m)
Deck width43 ft (13.2 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,509 (2024)
Projected traffic20,362 by 2032
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
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$1.3 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 0028 SB over Deer Creek built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 2008.

What condition is SR 0028 SB over Deer Creek 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 April 2024.

How much traffic does SR 0028 SB over Deer Creek carry?

About 22,509 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is SR 0028 SB over Deer Creek?

The structure is 176 ft (53.6 m) long with a longest span of 75 ft (22.9 m) and a deck 43 ft wide.

Who owns SR 0028 SB over Deer Creek?

It is owned by the State Highway Agency.