US Bridges

SR0028 NB over SR3023

Fair

Armstrong County, Pennsylvania · Iron Bridge Road NB · Structure no. 000000000002946

Built
1971
54 years old, rebuilt 2015
Condition
Fair
inspected January 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
87 ft
1 main span
Daily traffic
7,228
2024 count
Owner
State
State Highway Agency

About this bridge

SR0028 NB over SR3023 is a prestressed concrete box beam or girders - multiple carrying SR0028 NB over SR3023 in Armstrong County, Pennsylvania. It was built in 1971 and reconstructed in 2015, so it is 54 years old, younger 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 7,228 vehicles a day, roughly 11% of them trucks, projected to reach 8,560 by 2032. The structure is 87 ft (26.5 m) long and 44 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesSR0028 NB
CrossesSR3023
LocationIron Bridge Road NB
RouteState Highway 28
CountyArmstrong County
StatePennsylvania
Coordinates40.72485, -79.6691
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89 US tons
Inventory rating41 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length87 ft (26.5 m)
Longest span84 ft (25.6 m)
Deck width44 ft (13.4 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,228 (2024)
Projected traffic8,560 by 2032
Trucks11%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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 proposedDeck rehabilitation with only incidental widening
Estimated improvement cost$275,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR0028 NB over SR3023 built?

It was built in 1971, making it 54 years old in 2025. It was reconstructed in 2015.

What condition is SR0028 NB over SR3023 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 January 2023.

How much traffic does SR0028 NB over SR3023 carry?

About 7,228 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is SR0028 NB over SR3023?

The structure is 87 ft (26.5 m) long with a longest span of 84 ft (25.6 m) and a deck 44 ft wide.

Who owns SR0028 NB over SR3023?

It is owned by the State Highway Agency.