US Bridges

Mount Royal Bl over Over Pine Creek

Fair

Allegheny County, Pennsylvania · Hampton Twp · Structure no. 000000000001957

Built
1961
64 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
79 ft
1 main span
Daily traffic
3,269
2024 count
Owner
State
State Highway Agency

About this bridge

Mount Royal Bl over Over Pine Creek is a steel stringer/multi-beam or girder carrying Mount Royal Bl over Over Pine Creek in Allegheny County, Pennsylvania. It was built in 1961, so it is 64 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 3,269 vehicles a day, roughly 1% of them trucks, projected to reach 16,123 by 2032. The structure is 79 ft (24.1 m) long and 34 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesMount Royal Bl
CrossesOver Pine Creek
LocationHampton Twp
RouteState Highway 0
CountyAllegheny County
StatePennsylvania
Coordinates40.56564, -79.96453
Functional classUrban Collector

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating59 US tons
Inventory rating35.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length79 ft (24.1 m)
Longest span75 ft (22.9 m)
Deck width34 ft (10.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,269 (2024)
Projected traffic16,123 by 2032
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 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$308,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Mount Royal Bl over Over Pine Creek built?

It was built in 1961, making it 64 years old in 2025.

What condition is Mount Royal Bl over Over Pine Creek 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 June 2024.

How much traffic does Mount Royal Bl over Over Pine Creek carry?

About 3,269 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Mount Royal Bl over Over Pine Creek?

The structure is 79 ft (24.1 m) long with a longest span of 75 ft (22.9 m) and a deck 34 ft wide.

Who owns Mount Royal Bl over Over Pine Creek?

It is owned by the State Highway Agency.