US Bridges

PA462 Lancaster Av over Shawnee Run

Fair

Lancaster County, Pennsylvania · Columbia Borough · Structure no. 000000000021271

Built
1933
92 years old, rebuilt 2006
Condition
Fair
inspected October 2024
Type
Slab
Prestressed Concrete
Length
35 ft
2 main spans
Daily traffic
11,614
2024 count
Owner
State
State Highway Agency

About this bridge

PA462 Lancaster Av over Shawnee Run is a prestressed concrete slab carrying PA462 Lancaster Av over Shawnee Run in Lancaster County, Pennsylvania. It was built in 1933 and reconstructed in 2006, so it is 92 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 11,614 vehicles a day, roughly 3% of them trucks, projected to reach 18,335 by 2032. The structure is 35 ft (10.7 m) long and 51 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesPA462 Lancaster Av
CrossesShawnee Run
LocationColumbia Borough
RouteState Highway 462
CountyLancaster County
StatePennsylvania
Coordinates40.03193, -76.49061
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, 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 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82 US tons
Inventory rating48 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length35 ft (10.7 m)
Longest span18 ft (5.5 m)
Deck width51 ft (15.5 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,614 (2024)
Projected traffic18,335 by 2032
Trucks3%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 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$882,000
NavigationNo navigation control on waterway

Frequently asked questions

When was PA462 Lancaster Av over Shawnee Run built?

It was built in 1933, making it 92 years old in 2025. It was reconstructed in 2006.

What condition is PA462 Lancaster Av over Shawnee Run 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 October 2024.

How much traffic does PA462 Lancaster Av over Shawnee Run carry?

About 11,614 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is PA462 Lancaster Av over Shawnee Run?

The structure is 35 ft (10.7 m) long with a longest span of 18 ft (5.5 m) and a deck 51 ft wide.

Who owns PA462 Lancaster Av over Shawnee Run?

It is owned by the State Highway Agency.