. Electric railway journal . , the nozzle on the hose being supplied with a valveso that the flow of water may be regulated by the manmanipulating the nozzle. This hose is introduced at oneof the windows of the car and is used for washing theinterior. The city water pressure at this location is about 40 square inch, which is amply sufficient for this order to economize in water a filtering arrangement hasbeen introduced below the water level in the cisterns sothat the water may be purified and used again. A 2^2-in., average time required for completely washing a car insideand ou
. Electric railway journal . , the nozzle on the hose being supplied with a valveso that the flow of water may be regulated by the manmanipulating the nozzle. This hose is introduced at oneof the windows of the car and is used for washing theinterior. The city water pressure at this location is about 40 square inch, which is amply sufficient for this order to economize in water a filtering arrangement hasbeen introduced below the water level in the cisterns sothat the water may be purified and used again. A 2^2-in., average time required for completely washing a car insideand outside, including time lost in car switching, is abouttwenty minutes per car. The cost of the building, exclusive of track, piping, heat-ing, lighting and cisterns, was $6,000, or about 6 cents percubic foot of volume. RE-HEARING OF THE PAINESVILLE TRANSMISSION CASE In the issue of the Electric Railway Journal for June8, 1912, an account appeared of an important hearing be-fore the Ohio Public Service Commission. The case was. St. Louis Car-Washing Plant—Rear View of Building,Showing Elevated Tank two-stage centrifugal pump, driven by a 7>4-hp motor,pumps the water from the cisterns back into the washingsystem. By means of valves either city hydrant water orwater pumped from the cisterns may be used. The filtersare about 18 in. in depth and are filled with fine gravelwhich has been screened through a Y\-. screen. Everymorning about 1 in. of the top of this filter is removed andthrown away, fresh gravel being put in its place. Once aweek the entire contents of the filter are removed and re-placed with fresh gravel. The rainwater from the roof isintroduced below the water level in the cisterns so that theentering fresh water will float away into the sewer anyscum on top of the water in the cistern. The two cisternsempty into a pump pit and are controlled by valves so that
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Keywords: ., bookcentury1900, bookdecade1900, bookidelectricrailway411913newy
