US Bridges

Pa 501; S.College over Tulpehocken Creek

Poor

Lebanon County, Pennsylvania · Myerstown Borough · Structure no. 000000000022719

Built
1940
85 years old, rebuilt 1968
Condition
Poor
inspected June 2023
Type
Slab
Concrete
Length
23 ft
1 main span
Daily traffic
8,640
2024 count
Owner
State
State Highway Agency

About this bridge

Pa 501; S.College over Tulpehocken Creek is a concrete slab carrying Pa 501; S.College over Tulpehocken Creek in Lebanon County, Pennsylvania. It was built in 1940 and reconstructed in 1968, so it is 85 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 8,640 vehicles a day, roughly 12% of them trucks, projected to reach 11,165 by 2032. The structure is 23 ft (7 m) long and 47 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesPa 501; S.College
CrossesTulpehocken Creek
LocationMyerstown Borough
RouteState Highway 501
Coordinates40.36837, -76.30554
Functional classUrban 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.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
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 inspectionJune 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 alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating39 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length23 ft (7 m)
Longest span20 ft (6.1 m)
Deck width47 ft (14.4 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,640 (2024)
Projected traffic11,165 by 2032
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$705,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pa 501; S.College over Tulpehocken Creek built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1968.

What condition is Pa 501; S.College over Tulpehocken Creek 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 June 2023.

How much traffic does Pa 501; S.College over Tulpehocken Creek carry?

About 8,640 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is Pa 501; S.College over Tulpehocken Creek?

The structure is 23 ft (7 m) long with a longest span of 20 ft (6.1 m) and a deck 47 ft wide.

Who owns Pa 501; S.College over Tulpehocken Creek?

It is owned by the State Highway Agency.