US Bridges

T-664 Turner Valle over Trib. of Yough. River

Poor

Westmoreland County, Pennsylvania · At Int W/Sr 3047 · Structure no. 000000000047693

Built
1901
124 years old
Condition
Poor
inspected November 2022
Type
Stringer/Multi-beam or Girder
Steel
Length
23 ft
1 main span
Daily traffic
10
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T-664 Turner Valle over Trib. of Yough. River is a steel stringer/multi-beam or girder carrying T-664 Turner Valle over Trib. of Yough. River in Westmoreland County, Pennsylvania. It was built in 1901, so it is 124 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.

It carries about 10 vehicles a day, projected to reach 10 by 2042. The structure is 23 ft (7 m) long and 16 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesT-664 Turner Valle
CrossesTrib. of Yough. River
LocationAt Int W/Sr 3047
RouteCity Street 0T664
Coordinates40.28837, -79.76712
Functional classRural Local

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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry8: Equal to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating68 US tons
Inventory rating40 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length23 ft (7 m)
Longest span21 ft (6.4 m)
Deck width16 ft (5 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2022)
Projected traffic10 by 2042
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 T-664 Turner Valle over Trib. of Yough. River built?

It was built in 1901, making it 124 years old in 2025.

What condition is T-664 Turner Valle over Trib. of Yough. 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 November 2022.

How much traffic does T-664 Turner Valle over Trib. of Yough. River carry?

About 10 vehicles per day (2022 count).

How long is T-664 Turner Valle over Trib. of Yough. River?

The structure is 23 ft (7 m) long with a longest span of 21 ft (6.4 m) and a deck 16 ft wide.

Who owns T-664 Turner Valle over Trib. of Yough. River?

It is owned by the Town or Township Highway Agency.