US Bridges

T-565 Fairground over Sewickley Creek

Poor

Westmoreland County, Pennsylvania · Btw SR981 & T830 · Structure no. 000000000036937

Built
1936
89 years old
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
1 main span
Daily traffic
100
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T-565 Fairground over Sewickley Creek is a steel stringer/multi-beam or girder carrying T-565 Fairground over Sewickley Creek in Westmoreland County, Pennsylvania. It was built in 1936, so it is 89 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 100 vehicles a day, roughly 5% of them trucks, projected to reach 124 by 2042. The structure is 30 ft (9.1 m) long and 18 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesT-565 Fairground
CrossesSewickley Creek
LocationBtw SR981 & T830
RouteCity Street 0T565
Coordinates40.22601, -79.48061
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, 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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68 US tons
Inventory rating41 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span28 ft (8.5 m)
Deck width18 ft (5.5 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic124 by 2042
Trucks5%
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

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$49,000
NavigationNo navigation control on waterway

Frequently asked questions

When was T-565 Fairground over Sewickley Creek built?

It was built in 1936, making it 89 years old in 2025.

What condition is T-565 Fairground over Sewickley Creek 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 September 2024.

How much traffic does T-565 Fairground over Sewickley Creek carry?

About 100 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is T-565 Fairground over Sewickley Creek?

The structure is 30 ft (9.1 m) long with a longest span of 28 ft (8.5 m) and a deck 18 ft wide.

Who owns T-565 Fairground over Sewickley Creek?

It is owned by the Town or Township Highway Agency.