15th & Tucker Substation Tucker Substation was built by PRT in 1912, on 15th Street at Tucker Street.
When built, its three 2000 kilowatt converters provided 600 volt DC for the expanding trolley system.
1919 PRT inventory lists Tucker Substation as having a steel truss roof,
9800 s.f. floor area, and "cubical contents" of 196,000 cu. ft.
June 8, 2007, Mike Szilagyi photo

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