US Bridges

17th Street over Abolished Conrail

Fair

Philadelphia County, Pennsylvania · 28F11 · Structure no. 000000000039109

Built
1898
127 years old, rebuilt 1970
Condition
Fair
inspected January 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
82 ft
1 main span
Daily traffic
2,100
1980 count
Owner
City
City or Municipal Highway Agency

About this bridge

17th Street over Abolished Conrail is a steel stringer/multi-beam or girder carrying 17th Street over Abolished Conrail in Philadelphia County, Pennsylvania. It was built in 1898 and reconstructed in 1970, so it is 127 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 6 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 2,100 vehicles a day, projected to reach 2,100 by 1980. The structure is 82 ft (25 m) long and 50 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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Carries17th Street
CrossesAbolished Conrail
Location28F11
RouteCity Street 0
CountyPhiladelphia County
StatePennsylvania
Coordinates39.96094, -75.16668
Functional classUrban Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating88 US tons
Inventory rating53 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+1 approach)
Design loadHS 20
Structure length82 ft (25 m)
Longest span63 ft (19.2 m)
Deck width50 ft (15.1 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,100 (1980)
Projected traffic2,100 by 1980
Trucks—
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesOther
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$192,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 17th Street over Abolished Conrail built?

It was built in 1898, making it 127 years old in 2025. It was reconstructed in 1970.

What condition is 17th Street over Abolished Conrail 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 January 2023.

How much traffic does 17th Street over Abolished Conrail carry?

About 2,100 vehicles per day (1980 count).

How long is 17th Street over Abolished Conrail?

The structure is 82 ft (25 m) long with a longest span of 63 ft (19.2 m) and a deck 50 ft wide.

Who owns 17th Street over Abolished Conrail?

It is owned by the City or Municipal Highway Agency.