US Bridges

Sunfish RD over Sunfish Run

Fair

Allegheny County, Pennsylvania · 3/4 Mi. North of SR 0136 · Structure no. 000000000001497

Built
1949
76 years old
Condition
Fair
inspected January 2024
Type
Slab
Concrete
Length
20 ft
1 main span
Daily traffic
172
2023 count
Owner
State
State Highway Agency

About this bridge

Sunfish RD over Sunfish Run is a concrete slab carrying Sunfish RD over Sunfish Run in Allegheny County, Pennsylvania. It was built in 1949, so it is 76 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 172 vehicles a day, roughly 18% of them trucks, projected to reach 250 by 2032. The structure is 20 ft (6.1 m) long and 29 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesSunfish RD
CrossesSunfish Run
Location3/4 Mi. North of SR 0136
RouteState Highway 0
CountyAllegheny County
StatePennsylvania
Coordinates40.20251, -79.88525
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80 US tons
Inventory rating48 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length20 ft (6.1 m)
Longest span18 ft (5.5 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic172 (2023)
Projected traffic250 by 2032
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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$55,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Sunfish RD over Sunfish Run built?

It was built in 1949, making it 76 years old in 2025.

What condition is Sunfish RD over Sunfish 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 January 2024.

How much traffic does Sunfish RD over Sunfish Run carry?

About 172 vehicles per day (2023 count), of which roughly 18% are trucks.

How long is Sunfish RD over Sunfish Run?

The structure is 20 ft (6.1 m) long with a longest span of 18 ft (5.5 m) and a deck 29 ft wide.

Who owns Sunfish RD over Sunfish Run?

It is owned by the State Highway Agency.