US Bridges

SR 28 NB over CSX (avrr)

Good

Allegheny County, Pennsylvania · 0.25 MI South of SR 8 · Structure no. 000000000046264

Built
2010
15 years old
Condition
Good
inspected October 2022
Type
Stringer/Multi-beam or Girder
Steel
Length
183 ft
1 main span
Daily traffic
30,728
2024 count
Owner
State
State Highway Agency

About this bridge

SR 28 NB over CSX (avrr) is a steel stringer/multi-beam or girder carrying SR 28 NB over CSX (avrr) in Allegheny County, Pennsylvania. It was built in 2010, so it is 15 years old, younger than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 30,728 vehicles a day, roughly 7% of them trucks, projected to reach 31,277 by 2032. The structure is 183 ft (55.8 m) long and 60 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesSR 28 NB
CrossesCSX (avrr)
Location0.25 MI South of SR 8
RouteState Highway 28
CountyAllegheny County
StatePennsylvania
Coordinates40.49417, -79.94305
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating95 US tons
Inventory rating56 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length183 ft (55.8 m)
Longest span178 ft (54.3 m)
Deck width60 ft (18.3 m)
Roadway width55 ft (16.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30,728 (2024)
Projected traffic31,277 by 2032
Trucks7%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.9 mi (3 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 28 NB over CSX (avrr) built?

It was built in 2010, making it 15 years old in 2025.

What condition is SR 28 NB over CSX (avrr) in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2022.

How much traffic does SR 28 NB over CSX (avrr) carry?

About 30,728 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is SR 28 NB over CSX (avrr)?

The structure is 183 ft (55.8 m) long with a longest span of 178 ft (54.3 m) and a deck 60 ft wide.

Who owns SR 28 NB over CSX (avrr)?

It is owned by the State Highway Agency.