US Bridges

SR0156 over Long Run

Poor

Armstrong County, Pennsylvania · North of Avonmore · Structure no. 000000000003044

Built
1957
68 years old
Condition
Poor
inspected October 2022
Type
Stringer/Multi-beam or Girder
Steel
Length
45 ft
1 main span
Daily traffic
643
2024 count
Owner
State
State Highway Agency

About this bridge

SR0156 over Long Run is a steel stringer/multi-beam or girder carrying SR0156 over Long Run in Armstrong County, Pennsylvania. It was built in 1957, so it is 68 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 643 vehicles a day, roughly 16% of them trucks, projected to reach 1,233 by 2032. The structure is 45 ft (13.7 m) long and 39 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR0156
CrossesLong Run
LocationNorth of Avonmore
RouteState Highway 156
Coordinates40.54609, -79.45539
Functional classRural 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
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 inspectionOctober 2022
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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating55 US tons
Inventory rating33 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length45 ft (13.7 m)
Longest span42 ft (12.8 m)
Deck width39 ft (12 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic643 (2024)
Projected traffic1,233 by 2032
Trucks16%
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

OwnerState Highway Agency
Maintained byState 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$325,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR0156 over Long Run built?

It was built in 1957, making it 68 years old in 2025.

What condition is SR0156 over Long 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 October 2022.

How much traffic does SR0156 over Long Run carry?

About 643 vehicles per day (2024 count), of which roughly 16% are trucks.

How long is SR0156 over Long Run?

The structure is 45 ft (13.7 m) long with a longest span of 42 ft (12.8 m) and a deck 39 ft wide.

Who owns SR0156 over Long Run?

It is owned by the State Highway Agency.