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Steam! ©2020 karp

Steam Loop Street Manhole Cover.

"The Steam Loop" The city of Philadelphia has an underground steam heating and energy system in its' Center City area that heats and provides energy for electricity for over 150 buildings including, office towers, residential towers hospitals, museums and universities.

 

website: www.stevenkarp.net

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Uploaded on October 11, 2020
Taken on May 14, 2017