Public works . The pumps are of the common type, electricallyoperated and automatically started and stopped. In con-nection with the automatic control, there is an electric alarmbell and relay system which gives an alarm at the citycorporation yard should the pumps fail to keep the sewagedown in the pump well. This is deemed especially desirablebecause of the damage that would be done to the goods inthe basements of the mercantile establishments whosesewage is handled by this station, should the sewage backup because of failure of the pumps to function. There are two vertical pumps with six-in
Public works . The pumps are of the common type, electricallyoperated and automatically started and stopped. In con-nection with the automatic control, there is an electric alarmbell and relay system which gives an alarm at the citycorporation yard should the pumps fail to keep the sewagedown in the pump well. This is deemed especially desirablebecause of the damage that would be done to the goods inthe basements of the mercantile establishments whosesewage is handled by this station, should the sewage backup because of failure of the pumps to function. There are two vertical pumps with six-inch suctions,each capable of lifting 650 gallons a minute. In addition,there is a horizontal pump with an eight-inch suctionespecially designed to handle rags, sticks, etc. In entering the station, the sewage passes through abucket screen, which is hoisted and cleaned at intervals. The gases arising from the sewage are removed by anelectrically operated blower, which discharges them into avent pipe 75 feet SEWAGE PUMPING STATION, SAN FRANCISCO. November 1, 1919 MUNICIPAL JOURNAL AND PUBLIC WORKS 269
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectmunicip, bookyear1896
