US Bridges

Bridge Street over Schuylkill Canal

Fair

Montgomery County, Pennsylvania · SR-29 Bridge St. 3252-J9 · Structure no. 000000000027974

Built
1917
108 years old, rebuilt 1997
Condition
Fair
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
53 ft
1 main span
Daily traffic
12,713
2024 count
Owner
County
County Highway Agency

About this bridge

Bridge Street over Schuylkill Canal is a prestressed concrete box beam or girders - multiple carrying Bridge Street over Schuylkill Canal in Montgomery County, Pennsylvania. It was built in 1917 and reconstructed in 1997, so it is 108 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 12,713 vehicles a day, roughly 10% of them trucks, projected to reach 16,750 by 2018. The structure is 53 ft (16.2 m) long and 42 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesBridge Street
CrossesSchuylkill Canal
LocationSR-29 Bridge St. 3252-J9
RouteState Highway 29
Coordinates40.13586, -75.50749
Functional classUrban Other Principal 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating37 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length53 ft (16.2 m)
Longest span51 ft (15.5 m)
Deck width42 ft (12.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,713 (2024)
Projected traffic16,750 by 2018
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Bridge Street over Schuylkill Canal built?

It was built in 1917, making it 108 years old in 2025. It was reconstructed in 1997.

What condition is Bridge Street over Schuylkill Canal 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 2024.

How much traffic does Bridge Street over Schuylkill Canal carry?

About 12,713 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Bridge Street over Schuylkill Canal?

The structure is 53 ft (16.2 m) long with a longest span of 51 ft (15.5 m) and a deck 42 ft wide.

Who owns Bridge Street over Schuylkill Canal?

It is owned by the County Highway Agency.