. Le chemin de fer de rue critique . dby un lo-in. Eau principale et arrangé avec des vannes d'arrêt. Le flotteur ou la jauge d'eau est disposé à l'intérieur du tuyau ; il est connecté à une cloche de signal dans la salle des pompes et peut être réglé pour fonctionner à n'importe quelle hauteur souhaitée, annonçant les points bas et liish de Boili. SOUS-STATIONS. Il y a trois sous-stations situées respectivement al .Vnisterrlani,r,t Johnstown et à Glenville. SOUS-GARE D'AMSTERDAM. La sous-station d'Amsterdam se trouve dans la partie ouest de la ville de.msterdam. Et est un nouveau bâtiment en brique pressée rouge résistant au feu 45 X 105 ft. Avec un toit en treillis d'acier, TH
1820 x 1373 px | 30,8 x 23,2 cm | 12,1 x 9,2 inches | 150dpi
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. The street railway review . dby a lo-in. water main and arranged with shut off gate valves. Awater float or gage is arranged inside the pipe; this is electricalljconnected with a signal bell in the pump room and may be set tooperate for any desired height, announcing boili liish and lowpoints. SUB-STATIONS. There are three sub-stations located respectively al .Vnisterrlani, r, t Johnstown, and at Glenville. AMSTERDAM SUB-STATION. The Amsterdam sub-station is in the western part of the city of.msterdam. and is a new, red-pressed brick fire-proof building45 X 105 ft. with a steel truss roof, this building having been erectedespecially to receive the sub-station apparatus. The roof was spe-cially designed and the purlins which are bolted to the roof trussesare drilled so that the slate roofing could be fastened directly tothem by copper wire, no roof boards being used. In order to preventmoisture gathering underneath the slate the purlins were coveredwith ;^-in. asbestos. The ground floor on which llie app.iralus is. CABI.K VAtrr.T UNDKIt .Inl IXWTi iWN St l!-HT.lli l. placed is of concrete, laid cm expanded nvelal, which was furnishedby the l:x))auded Metal Co. through James McKinney & Son, of.Albany, N. Y. This concern also furnished the iron stairs andwire partitions in this as well as the other sub-stations and mainpower house. It is very essential that the basement should be kept perfectlydry. The fomulation walls are 24 in. in thickness. The 12-in. brickwall forming the outside courses was first laid and smoothed tifllo a sidewalk finish, .fter this was laid it was covered willipitch, both sides and bolloni fdining llic constnielion ll rcseinliled 4^2 strei-:t railway ui:iew. (Vol. Xm. No. 8. .1 litigc lxi), and aRaiiist the wulh were put six layers of specially|iri-pariil tar paper, wiricli exteniled up the sides a distance of g ft.from the iHilloni. On this was laid I iiL of cement and sand whichcovereil the lar paper in the Ijottuin to prevent the paper
