US Bridges

SR1047 over TR N Br Straight Run

Poor

Indiana County, Pennsylvania · Union Hill · Structure no. 000000000019267

Built
1935
90 years old
Condition
Poor
inspected April 2023
Type
Tee Beam
Concrete
Length
26 ft
1 main span
Daily traffic
364
2024 count
Owner
State
State Highway Agency

About this bridge

SR1047 over TR N Br Straight Run is a concrete tee beam carrying SR1047 over TR N Br Straight Run in Indiana County, Pennsylvania. It was built in 1935, so it is 90 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 364 vehicles a day, roughly 5% of them trucks, projected to reach 226 by 2032. The structure is 26 ft (7.9 m) long and 26 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR1047
CrossesTR N Br Straight Run
LocationUnion Hill
RouteState Highway 0
Coordinates40.87278, -78.91989
Functional classRural Major 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionApril 2023
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating61.9 US tons
Inventory rating37 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length26 ft (7.9 m)
Longest span24 ft (7.3 m)
Deck width26 ft (7.9 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic364 (2024)
Projected traffic226 by 2032
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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$231,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR1047 over TR N Br Straight Run built?

It was built in 1935, making it 90 years old in 2025.

What condition is SR1047 over TR N Br Straight Run 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 April 2023.

How much traffic does SR1047 over TR N Br Straight Run carry?

About 364 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is SR1047 over TR N Br Straight Run?

The structure is 26 ft (7.9 m) long with a longest span of 24 ft (7.3 m) and a deck 26 ft wide.

Who owns SR1047 over TR N Br Straight Run?

It is owned by the State Highway Agency.