US Bridges

SR 0381 over Loyalhanna Creek

Poor

Westmoreland County, Pennsylvania · Cook Township · Structure no. 000000000036226

Built
1929
96 years old
Condition
Poor
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
34 ft
1 main span
Daily traffic
238
2024 count
Owner
State
State Highway Agency

About this bridge

SR 0381 over Loyalhanna Creek is a steel stringer/multi-beam or girder carrying SR 0381 over Loyalhanna Creek in Westmoreland County, Pennsylvania. It was built in 1929, so it is 96 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 238 vehicles a day, roughly 13% of them trucks, projected to reach 180 by 2045. The structure is 34 ft (10.4 m) long and 18 ft wide. If it were closed, the detour would be 21.7 mi (35 km).

CarriesSR 0381
CrossesLoyalhanna Creek
LocationCook Township
RouteState Highway 381
Coordinates40.17211, -79.27166
Functional classRural Minor Collector

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.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJune 2023
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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating36 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length34 ft (10.4 m)
Longest span32 ft (9.8 m)
Deck width18 ft (5.6 m)
Roadway width14 ft (4.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic238 (2024)
Projected traffic180 by 2045
Trucks13%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$210,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 0381 over Loyalhanna Creek built?

It was built in 1929, making it 96 years old in 2025.

What condition is SR 0381 over Loyalhanna 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 June 2023.

How much traffic does SR 0381 over Loyalhanna Creek carry?

About 238 vehicles per day (2024 count), of which roughly 13% are trucks.

How long is SR 0381 over Loyalhanna Creek?

The structure is 34 ft (10.4 m) long with a longest span of 32 ft (9.8 m) and a deck 18 ft wide.

Who owns SR 0381 over Loyalhanna Creek?

It is owned by the State Highway Agency.