US Bridges

Rochester Rd. over Lowries Run

Fair

Allegheny County, Pennsylvania · 3000 North of SR 4022 · Structure no. 000000000001937

Built
1941
84 years old
Condition
Fair
inspected February 2024
Type
Culvert
Concrete
Length
62 ft
2 main spans
Daily traffic
2,901
2024 count
Owner
State
State Highway Agency

About this bridge

Rochester Rd. over Lowries Run is a concrete culvert carrying Rochester Rd. over Lowries Run in Allegheny County, Pennsylvania. It was built in 1941, so it is 84 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 5 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 2,901 vehicles a day, roughly 4% of them trucks, projected to reach 6,949 by 2032. The structure is 62 ft (18.9 m) long and 51 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesRochester Rd.
CrossesLowries Run
Location3000 North of SR 4022
RouteState Highway 0
CountyAllegheny County
StatePennsylvania
Coordinates40.54592, -80.05451
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length62 ft (18.9 m)
Longest span30 ft (9.1 m)
Deck width51 ft (15.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,901 (2024)
Projected traffic6,949 by 2032
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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$407,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Rochester Rd. over Lowries Run built?

It was built in 1941, making it 84 years old in 2025.

What condition is Rochester Rd. over Lowries Run 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 February 2024.

How much traffic does Rochester Rd. over Lowries Run carry?

About 2,901 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Rochester Rd. over Lowries Run?

The structure is 62 ft (18.9 m) long with a longest span of 30 ft (9.1 m) and a deck 51 ft wide.

Who owns Rochester Rd. over Lowries Run?

It is owned by the State Highway Agency.