US Bridges

SR 0136 over Youghiogheny River

PoorPosted for load

Westmoreland County, Pennsylvania · West Newton Bridge · Structure no. 000000000036123

Built
1907
118 years old, rebuilt 1984
Condition
Poor
inspected October 2023
Type
Truss - Thru
Steel
Length
490 ft
3 main spans
Daily traffic
6,557
2023 count
Owner
State
State Highway Agency

About this bridge

SR 0136 over Youghiogheny River is a steel truss - thru carrying SR 0136 over Youghiogheny River in Westmoreland County, Pennsylvania. It was built in 1907 and reconstructed in 1984, so it is 118 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 6,557 vehicles a day, roughly 2% of them trucks, projected to reach 7,847 by 2032. The structure is 490 ft (149.4 m) long and 23 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesSR 0136
CrossesYoughiogheny River
LocationWest Newton Bridge
RouteState Highway 136
Coordinates40.21086, -79.76899
Functional classUrban Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41 US tons
Inventory rating1 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length490 ft (149.4 m)
Longest span160 ft (48.8 m)
Deck width23 ft (7 m)
Roadway width23 ft (7 m)
Vertical clearance over deck15 ft (4.6 m)

Traffic and service

Average daily traffic6,557 (2023)
Projected traffic7,847 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$352,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 0136 over Youghiogheny River built?

It was built in 1907, making it 118 years old in 2025. It was reconstructed in 1984.

What condition is SR 0136 over Youghiogheny River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in October 2023.

How much traffic does SR 0136 over Youghiogheny River carry?

About 6,557 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is SR 0136 over Youghiogheny River?

The structure is 490 ft (149.4 m) long with a longest span of 160 ft (48.8 m) and a deck 23 ft wide.

Who owns SR 0136 over Youghiogheny River?

It is owned by the State Highway Agency.