US Bridges

Greenland Drive over Conrail

Poor

Philadelphia County, Pennsylvania · W of West River DR 28A04 · Structure no. 000000000039229

Built
1974
51 years old
Condition
Poor
inspected April 2022
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
258 ft
2 main spans
Daily traffic
3,000
1980 count
Owner
City
City or Municipal Highway Agency

About this bridge

Greenland Drive over Conrail is a steel continuous stringer/multi-beam or girder carrying Greenland Drive over Conrail in Philadelphia County, Pennsylvania. It was built in 1974, so it is 51 years old, younger 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 3,000 vehicles a day, projected to reach 4,200 by 2000. The structure is 258 ft (78.6 m) long and 56 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesGreenland Drive
CrossesConrail
LocationW of West River DR 28A04
RouteCity Street 0
CountyPhiladelphia County
StatePennsylvania
Coordinates39.99649, -75.19656
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionApril 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51 US tons
Inventory rating24 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length258 ft (78.6 m)
Longest span127 ft (38.7 m)
Deck width56 ft (17.1 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,000 (1980)
Projected traffic4,200 by 2000
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and railroad
Detour if closed5 mi (8 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 proposedDeck replacement with only incidental widening
Estimated improvement cost$2.3 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Greenland Drive over Conrail built?

It was built in 1974, making it 51 years old in 2025.

What condition is Greenland Drive over Conrail 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 April 2022.

How much traffic does Greenland Drive over Conrail carry?

About 3,000 vehicles per day (1980 count).

How long is Greenland Drive over Conrail?

The structure is 258 ft (78.6 m) long with a longest span of 127 ft (38.7 m) and a deck 56 ft wide.

Who owns Greenland Drive over Conrail?

It is owned by the City or Municipal Highway Agency.