OFFICIAL NAME:
OTHER DESIGNATION:
Boulevard of the Allies viaduct over Second Av
pghe585-33
LOCATION:
Pittsburgh
USGS 7.5" Topo Quad - UTM Coordinates:
Pittsburgh East - Zone 17; 0585 4476
CARRIES:
Blvd of the Allies [SR2108]
BETWEEN:
-- Grant St; Liberty Bridge; Blvd of the Allies near Bluff St
CROSSES:
-- [west to east] Ross St; Second Av; Port Authority "T"; Liberty Bridge ramps at Crosstown Blvd and Forbes Av
TYPE OF CONSTRUCTION / DESIGN:
Riveted steel plate girder on trussed steel bents
LENGTH OF MAIN SPAN:
TOTAL LENGTH (including longest elevated ramp):
HEIGHT OF DECK:
YEAR ERECTED / ENGINEER:
1920-21, City of Pittsburgh
connection to Liberty Bridge, 1926-28
ADDITIONAL INFO:
FIELD CHECKED:
05-Aug-2003
INFO SOURCES:
field check
