US Bridges

Pa 271 over L Conemaugh R/Rr/Boro ST

Good

Cambria County, Pennsylvania · E Conemaugh-Franklin Boro · Structure no. 000000000046855

Built
2011
14 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
684 ft
4 main spans
Daily traffic
3,455
2024 count
Owner
State
State Highway Agency

About this bridge

Pa 271 over L Conemaugh R/Rr/Boro ST is a steel continuous stringer/multi-beam or girder carrying Pa 271 over L Conemaugh R/Rr/Boro ST in Cambria County, Pennsylvania. It was built in 2011, so it is 14 years old, younger than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,455 vehicles a day, roughly 6% of them trucks, projected to reach 4,546 by 2032. The structure is 684 ft (208.5 m) long and 40 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesPa 271
CrossesL Conemaugh R/Rr/Boro ST
LocationE Conemaugh-Franklin Boro
RouteState Highway 271
CountyCambria County
StatePennsylvania
Coordinates40.34406, -78.88529
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.2 US tons
Inventory rating45.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4 (+2 approach)
Design loadHL 93
Structure length684 ft (208.5 m)
Longest span180 ft (54.9 m)
Deck width40 ft (12.1 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,455 (2024)
Projected traffic4,546 by 2032
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway, waterway and railroad
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Pa 271 over L Conemaugh R/Rr/Boro ST built?

It was built in 2011, making it 14 years old in 2025.

What condition is Pa 271 over L Conemaugh R/Rr/Boro ST in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2024.

How much traffic does Pa 271 over L Conemaugh R/Rr/Boro ST carry?

About 3,455 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is Pa 271 over L Conemaugh R/Rr/Boro ST?

The structure is 684 ft (208.5 m) long with a longest span of 180 ft (54.9 m) and a deck 40 ft wide.

Who owns Pa 271 over L Conemaugh R/Rr/Boro ST?

It is owned by the State Highway Agency.