US Bridges

School House Lane over SEPTA (chestnut Hill W.)

Good

Philadelphia County, Pennsylvania · E of Morris Street 17D11 · Structure no. 000000000039103

Built
1883
142 years old, rebuilt 1983
Condition
Good
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
33 ft
1 main span
Daily traffic
6,500
1981 count
Owner
City
City or Municipal Highway Agency

About this bridge

School House Lane over SEPTA (chestnut Hill W.) is a prestressed concrete box beam or girders - multiple carrying School House Lane over SEPTA (chestnut Hill W.) in Philadelphia County, Pennsylvania. It was built in 1883 and reconstructed in 1983, so it is 142 years old, older 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 6,500 vehicles a day, projected to reach 9,100 by 2001. The structure is 33 ft (10.1 m) long and 47 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesSchool House Lane
CrossesSEPTA (chestnut Hill W.)
LocationE of Morris Street 17D11
RouteCity Street 0
CountyPhiladelphia County
StatePennsylvania
Coordinates40.02849, -75.17877
Functional classUrban Minor 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment7: Better than present minimum criteria
Operating rating61 US tons
Inventory rating45 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length33 ft (10.1 m)
Longest span33 ft (10.1 m)
Deck width47 ft (14.3 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deck25 ft (7.6 m)

Traffic and service

Average daily traffic6,500 (1981)
Projected traffic9,100 by 2001
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was School House Lane over SEPTA (chestnut Hill W.) built?

It was built in 1883, making it 142 years old in 2025. It was reconstructed in 1983.

What condition is School House Lane over SEPTA (chestnut Hill W.) 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 August 2023.

How much traffic does School House Lane over SEPTA (chestnut Hill W.) carry?

About 6,500 vehicles per day (1981 count).

How long is School House Lane over SEPTA (chestnut Hill W.)?

The structure is 33 ft (10.1 m) long with a longest span of 33 ft (10.1 m) and a deck 47 ft wide.

Who owns School House Lane over SEPTA (chestnut Hill W.)?

It is owned by the City or Municipal Highway Agency.