US Bridges

US 11&15; SR 0011 over Pa 274;SR 0274

Fair

Perry County, Pennsylvania · Duncannon Boro · Structure no. 000000000029432

Built
1959
66 years old, rebuilt 1995
Condition
Fair
inspected April 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
206 ft
3 main spans
Daily traffic
7,193
2024 count
Owner
State
State Highway Agency

About this bridge

US 11&15; SR 0011 over Pa 274;SR 0274 is a prestressed concrete box beam or girders - multiple carrying US 11&15; SR 0011 over Pa 274;SR 0274 in Perry County, Pennsylvania. It was built in 1959 and reconstructed in 1995, so it is 66 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 7,193 vehicles a day, roughly 12% of them trucks, projected to reach 8,862 by 2032. The structure is 206 ft (62.8 m) long and 66 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesUS 11&15; SR 0011
CrossesPa 274;SR 0274
LocationDuncannon Boro
RouteU.S. Route 11
CountyPerry County
StatePennsylvania
Coordinates40.38829, -77.03174
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

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.
Substructure5 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
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating49.1 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length206 ft (62.8 m)
Longest span83 ft (25.3 m)
Deck width66 ft (20 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,193 (2024)
Projected traffic8,862 by 2032
Trucks12%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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$894,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 11&15; SR 0011 over Pa 274;SR 0274 built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 1995.

What condition is US 11&15; SR 0011 over Pa 274;SR 0274 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2023.

How much traffic does US 11&15; SR 0011 over Pa 274;SR 0274 carry?

About 7,193 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is US 11&15; SR 0011 over Pa 274;SR 0274?

The structure is 206 ft (62.8 m) long with a longest span of 83 ft (25.3 m) and a deck 66 ft wide.

Who owns US 11&15; SR 0011 over Pa 274;SR 0274?

It is owned by the State Highway Agency.