US Bridges

Diamond Street over Amtrak(ne Corri);conrail

Good

Philadelphia County, Pennsylvania · E. of 22nd Street 28D06 · Structure no. 000000000039134

Built
1918
107 years old, rebuilt 1996
Condition
Good
inspected November 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
158 ft
3 main spans
Daily traffic
9,200
1985 count
Owner
City
City or Municipal Highway Agency

About this bridge

Diamond Street over Amtrak(ne Corri);conrail is a prestressed concrete box beam or girders - multiple carrying Diamond Street over Amtrak(ne Corri);conrail in Philadelphia County, Pennsylvania. It was built in 1918 and reconstructed in 1996, so it is 107 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 9,200 vehicles a day, projected to reach 9,200 by 1985. The structure is 158 ft (48.2 m) long and 63 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesDiamond Street
CrossesAmtrak(ne Corri);conrail
LocationE. of 22nd Street 28D06
RouteCity Street 0
Coordinates39.98737, -75.17686
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating103.9 US tons
Inventory rating48 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length158 ft (48.2 m)
Longest span93 ft (28.3 m)
Deck width63 ft (19.2 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deck30 ft (9.1 m)

Traffic and service

Average daily traffic9,200 (1985)
Projected traffic9,200 by 1985
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$5 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Diamond Street over Amtrak(ne Corri);conrail built?

It was built in 1918, making it 107 years old in 2025. It was reconstructed in 1996.

What condition is Diamond Street over Amtrak(ne Corri);conrail 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 November 2022.

How much traffic does Diamond Street over Amtrak(ne Corri);conrail carry?

About 9,200 vehicles per day (1985 count).

How long is Diamond Street over Amtrak(ne Corri);conrail?

The structure is 158 ft (48.2 m) long with a longest span of 93 ft (28.3 m) and a deck 63 ft wide.

Who owns Diamond Street over Amtrak(ne Corri);conrail?

It is owned by the City or Municipal Highway Agency.