US Bridges

SR 3101 over Jacks Run

Good

Westmoreland County, Pennsylvania · S. Greensburg & Hempfield · Structure no. 000000000036670

Built
1956
69 years old, rebuilt 2019
Condition
Good
inspected February 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
49 ft
1 main span
Daily traffic
3,868
2024 count
Owner
State
State Highway Agency

About this bridge

SR 3101 over Jacks Run is a prestressed concrete box beam or girders - multiple carrying SR 3101 over Jacks Run in Westmoreland County, Pennsylvania. It was built in 1956 and reconstructed in 2019, so it is 69 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,868 vehicles a day, roughly 10% of them trucks, projected to reach 4,381 by 2032. The structure is 49 ft (14.9 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR 3101
CrossesJacks Run
LocationS. Greensburg & Hempfield
RouteState Highway 0
Coordinates40.27571, -79.55515
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.5 US tons
Inventory rating40.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length49 ft (14.9 m)
Longest span47 ft (14.3 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,868 (2024)
Projected traffic4,381 by 2032
Trucks10%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$523,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 3101 over Jacks Run built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 2019.

What condition is SR 3101 over Jacks Run in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in February 2022.

How much traffic does SR 3101 over Jacks Run carry?

About 3,868 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is SR 3101 over Jacks Run?

The structure is 49 ft (14.9 m) long with a longest span of 47 ft (14.3 m) and a deck 32 ft wide.

Who owns SR 3101 over Jacks Run?

It is owned by the State Highway Agency.