US Bridges

SR 0070 over Sewickley Crk & SW R/R

Good

Westmoreland County, Pennsylvania · South Huntingdon Township · Structure no. 000000000068663

Built
2022
3 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
347 ft
3 main spans
Daily traffic
30,467
2024 count
Owner
State
State Highway Agency

About this bridge

SR 0070 over Sewickley Crk & SW R/R is a prestressed concrete continuous stringer/multi-beam or girder carrying SR 0070 over Sewickley Crk & SW R/R in Westmoreland County, Pennsylvania. It was built in 2022, so it is 3 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 30,467 vehicles a day, roughly 28% of them trucks, projected to reach 49,414 by 2042. The structure is 347 ft (105.8 m) long and 106 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Location

Open in Google Maps
CarriesSR 0070
CrossesSewickley Crk & SW R/R
LocationSouth Huntingdon Township
RouteInterstate 70
CountyWestmoreland County
StatePennsylvania
Coordinates40.21103, -79.67418
Functional classRural Principal Arterial - Interstate

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.5 US tons
Inventory rating39.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length347 ft (105.8 m)
Longest span125 ft (38.1 m)
Deck width106 ft (32.3 m)
Roadway width100 ft (30.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30,467 (2024)
Projected traffic49,414 by 2042
Trucks28%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad and waterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 0070 over Sewickley Crk & SW R/R built?

It was built in 2022, making it 3 years old in 2025.

What condition is SR 0070 over Sewickley Crk & SW R/R 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 May 2023.

How much traffic does SR 0070 over Sewickley Crk & SW R/R carry?

About 30,467 vehicles per day (2024 count), of which roughly 28% are trucks.

How long is SR 0070 over Sewickley Crk & SW R/R?

The structure is 347 ft (105.8 m) long with a longest span of 125 ft (38.1 m) and a deck 106 ft wide.

Who owns SR 0070 over Sewickley Crk & SW R/R?

It is owned by the State Highway Agency.