US Bridges

Mt Pleasant Street over Jacks Run

Fair

Westmoreland County, Pennsylvania · Btw S Urania & S Main · Structure no. 000000000036984

Built
1983
42 years old
Condition
Fair
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
39 ft
1 main span
Daily traffic
4,000
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Mt Pleasant Street over Jacks Run is a prestressed concrete box beam or girders - multiple carrying Mt Pleasant Street over Jacks Run in Westmoreland County, Pennsylvania. It was built in 1983, so it is 42 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 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 4,000 vehicles a day, roughly 10% of them trucks, projected to reach 5,600 by 2043. The structure is 39 ft (11.9 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMt Pleasant Street
CrossesJacks Run
LocationBtw S Urania & S Main
RouteCity Street 0MT0L
Coordinates40.29575, -79.54308
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.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionSeptember 2023
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating27 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20 + Mod
Structure length39 ft (11.9 m)
Longest span37 ft (11.3 m)
Deck width36 ft (10.9 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,000 (2023)
Projected traffic5,600 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mt Pleasant Street over Jacks Run built?

It was built in 1983, making it 42 years old in 2025.

What condition is Mt Pleasant Street over Jacks 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 September 2023.

How much traffic does Mt Pleasant Street over Jacks Run carry?

About 4,000 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Mt Pleasant Street over Jacks Run?

The structure is 39 ft (11.9 m) long with a longest span of 37 ft (11.3 m) and a deck 36 ft wide.

Who owns Mt Pleasant Street over Jacks Run?

It is owned by the City or Municipal Highway Agency.