US Bridges

SR0422 WB over SR8006 Nb&sb

Fair

Armstrong County, Pennsylvania · RTE 28 Ramps WB · Structure no. 000000000003081

Built
1970
55 years old, rebuilt 2010
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
202 ft
1 main span
Daily traffic
5,614
2023 count
Owner
State
State Highway Agency

About this bridge

SR0422 WB over SR8006 Nb&sb is a steel stringer/multi-beam or girder carrying SR0422 WB over SR8006 Nb&sb in Armstrong County, Pennsylvania. It was built in 1970 and reconstructed in 2010, 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 5,614 vehicles a day, roughly 23% of them trucks, projected to reach 7,546 by 2032. The structure is 202 ft (61.6 m) long and 56 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesSR0422 WB
CrossesSR8006 Nb&sb
LocationRTE 28 Ramps WB
RouteU.S. Route 422
CountyArmstrong County
StatePennsylvania
Coordinates40.81068, -79.55304
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating106 US tons
Inventory rating64 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length202 ft (61.6 m)
Longest span117 ft (35.7 m)
Deck width56 ft (17.1 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,614 (2023)
Projected traffic7,546 by 2032
Trucks23%
Lanes on structure3
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$448,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR0422 WB over SR8006 Nb&sb built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 2010.

What condition is SR0422 WB over SR8006 Nb&sb 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 September 2024.

How much traffic does SR0422 WB over SR8006 Nb&sb carry?

About 5,614 vehicles per day (2023 count), of which roughly 23% are trucks.

How long is SR0422 WB over SR8006 Nb&sb?

The structure is 202 ft (61.6 m) long with a longest span of 117 ft (35.7 m) and a deck 56 ft wide.

Who owns SR0422 WB over SR8006 Nb&sb?

It is owned by the State Highway Agency.