1907,1959,2011 Longfellow Bridge over Charles River at Boston, MA

(Archived Bridge Hunter; Historic Bridges; Satellite, 2,722 photos) Cambridge Bridge, Salt and Pepper Shaker Bridge

River View, Oct 2015

"The deck, 105 feet wide and 1728 feet long, is supported by eleven steel-arch spans varying in length from 101 to 188 feet." [HAER_data]

Bridge Hunter and Historic Bridges disagree with the HAER_data:

Length of largest span: 243.1 ft.

Total length: 2,134.9 ft. (0.4 mi.)

Deck width: 90.6 ft.

HAER MASS,13-BOST,80--3
3. Detail view of the piers and towers - Longfellow Bridge, Spanning Charles River at Main Street, Boston, Suffolk County, MA

"The restoration of this bridge is the first known bridge in Massachusetts to use historically correct riveting in the restoration project. Specifically, rivets were used to create replica v-laced columns for the arch spans." [HistoricBridges]

They have sacrificed traffic lanes for bike paths. The tracks carry the Red Line.

Satellite

Street View, Nov 2022

Roger Williams added
Looking at the Longfellow Bridge in Boston in front of the Prudential Center
Roger Williams shared
Roger Williams shared

Two of the construction photos from HistoricBridges:

a and Report, p85

b and Report, p89

HistoricBridges and Archive, p18

Archive, p76

Archive, p78