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City Distribution Division (CDD) CDD crews hot tapping main connection at the intersection of 16th Street & 4th Street. Hot tapping, or pressure tapping, is the method of making a connection to existing piping or pressure vessels without the interrupting or emptying of that section of pipe or vessel. This means that a pipe or tank can continue to be in operation whilst maintenance or modifications are being done to it. May 2020. 
sPower, the largest private owner of operating solar assets in the United States, has signed a 22-year, 100 MW solar Power Purchase Agreement with CleanPowerSF, a California Community Choice Aggregator managed by the San Francisco Public Utilities Commission. The energy will be sold from sPower’s San Pablo Raceway Solar Project to be built in Lancaster, California. June 2019. 
sPower, the largest private owner of operating solar assets in the United States, has signed a 22-year, 100 MW solar Power Purchase Agreement with CleanPowerSF, a California Community Choice Aggregator managed by the San Francisco Public Utilities Commission. The energy will be sold from sPower’s San Pablo Raceway Solar Project to be built in Lancaster, California. June 2019. 
22nd Street Water Main Replacement Project: This Earthquake Resistant Ductile Iron Pipe, manufactured by Kubota, has been deployed in Japan since 1974 and has had no documented failures in subsequent seismic events including the 1995 Kobe and the 2011 Great East Japan earthquakes. Mitchell Engineering works with a representative from Japan to install the new water pipeline on 22nd Street from Fair Oaks to Hampshire Street. November 2019. 
Calaveras Dam Construction Site. January 2019. 
Sunol Long Term Improvements – Corporation Yard, structural steel beam installation. December 2017. 
Water Quality testing. Biologist from Oceanside Treatment Plant, Patricia McGregor, testing water at Baker Beach. December 2017. 
San Francisco Groundwater Supply Project; the project will provide the city up to 4 million gallons of local, sustainable groundwater every day. Groundwater will be blended together with the Hetch Hetchy supply at the Sunset and Sutro reservoirs and then be distributed throughout the city. Lake Merced Well Station, concrete pour. February 2016. 
Westside Enhanced Water Recycling Project: concrete pour for walls of recycled water reservoir. May 2020. 
CDD crew members. May 2020.
SFPUC 