US Bridges

84th Street over SW Drainage Canal

Fair

Philadelphia County, Pennsylvania · Drinage Canal 3698K07 · Structure no. 000000000038899

Built
1915
110 years old
Condition
Fair
inspected May 2024
Type
Culvert
Concrete
Length
38 ft
3 main spans
Daily traffic
29,821
2024 count
Owner
State
State Highway Agency

About this bridge

84th Street over SW Drainage Canal is a concrete culvert carrying 84th Street over SW Drainage Canal in Philadelphia County, Pennsylvania. It was built in 1915, so it is 110 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 29,821 vehicles a day, roughly 13% of them trucks, projected to reach 33,695 by 2032. The structure is 38 ft (11.6 m) long and 40 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Carries84th Street
CrossesSW Drainage Canal
LocationDrinage Canal 3698K07
RouteState Highway 0
Coordinates39.89666, -75.25085
Functional classUrban Minor 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53 US tons
Inventory rating31 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length38 ft (11.6 m)
Longest span10 ft (3 m)
Deck width40 ft (12.2 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29,821 (2024)
Projected traffic33,695 by 2032
Trucks13%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 84th Street over SW Drainage Canal built?

It was built in 1915, making it 110 years old in 2025.

What condition is 84th Street over SW Drainage 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 May 2024.

How much traffic does 84th Street over SW Drainage Canal carry?

About 29,821 vehicles per day (2024 count), of which roughly 13% are trucks.

How long is 84th Street over SW Drainage Canal?

The structure is 38 ft (11.6 m) long with a longest span of 10 ft (3 m) and a deck 40 ft wide.

Who owns 84th Street over SW Drainage Canal?

It is owned by the State Highway Agency.