US Bridges

Highland &seminole over SEPTA (chestnut Hill W.)

Good

Philadelphia County, Pennsylvania · Highland/Seminole 16J03 · Structure no. 000000000039264

Built
1916
109 years old, rebuilt 1988
Condition
Good
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
34 ft
1 main span
Daily traffic
5,600
1985 count
Owner
City
City or Municipal Highway Agency

About this bridge

Highland &seminole over SEPTA (chestnut Hill W.) is a prestressed concrete box beam or girders - multiple carrying Highland &seminole over SEPTA (chestnut Hill W.) in Philadelphia County, Pennsylvania. It was built in 1916 and reconstructed in 1988, so it is 109 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 5,600 vehicles a day, projected to reach 7,840 by 2005. The structure is 34 ft (10.4 m) long and 130 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesHighland &seminole
CrossesSEPTA (chestnut Hill W.)
LocationHighland/Seminole 16J03
RouteCity Street 0
Coordinates40.07092, -75.21139
Functional classUrban Local

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 geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating61.9 US tons
Inventory rating37 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length34 ft (10.4 m)
Longest span32 ft (9.8 m)
Deck width130 ft (39.6 m)
Roadway width96 ft (29.3 m)
Vertical clearance over deck25 ft (7.6 m)

Traffic and service

Average daily traffic5,600 (1985)
Projected traffic7,840 by 2005
Trucks—
Lanes on structure4
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 Highland &seminole over SEPTA (chestnut Hill W.) built?

It was built in 1916, making it 109 years old in 2025. It was reconstructed in 1988.

What condition is Highland &seminole 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 Highland &seminole over SEPTA (chestnut Hill W.) carry?

About 5,600 vehicles per day (1985 count).

How long is Highland &seminole over SEPTA (chestnut Hill W.)?

The structure is 34 ft (10.4 m) long with a longest span of 32 ft (9.8 m) and a deck 130 ft wide.

Who owns Highland &seminole over SEPTA (chestnut Hill W.)?

It is owned by the City or Municipal Highway Agency.