US Bridges

1st Street over NS Railroad

Good

Westmoreland County, Pennsylvania · 1.7 MI N of Apollo · Structure no. 000000000046794

Built
2011
14 years old
Condition
Good
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
74 ft
1 main span
Daily traffic
150
2017 count
Owner
County
County Highway Agency

About this bridge

1st Street over NS Railroad is a prestressed concrete box beam or girders - multiple carrying 1st Street over NS Railroad in Westmoreland County, Pennsylvania. It was built in 2011, so it is 14 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 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 150 vehicles a day, projected to reach 150 by 2022. The structure is 74 ft (22.6 m) long and 33 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

Carries1st Street
CrossesNS Railroad
Location1.7 MI N of Apollo
RouteCity Street 0
Coordinates40.6028, -79.55477
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.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating77.5 US tons
Inventory rating41.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length74 ft (22.6 m)
Longest span72 ft (21.9 m)
Deck width33 ft (10.2 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2017)
Projected traffic150 by 2022
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was 1st Street over NS Railroad built?

It was built in 2011, making it 14 years old in 2025.

What condition is 1st Street over NS Railroad 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 October 2023.

How much traffic does 1st Street over NS Railroad carry?

About 150 vehicles per day (2017 count).

How long is 1st Street over NS Railroad?

The structure is 74 ft (22.6 m) long with a longest span of 72 ft (21.9 m) and a deck 33 ft wide.

Who owns 1st Street over NS Railroad?

It is owned by the County Highway Agency.