Mechanical Contracting & Plumbing January-December 1912 . cock. A tell-talepipe is run from the overflow pipe of thetank to a convenient location in the base-ment to give warning in case the ballcock fails to work. A complete detail ofthis tank is shown in Fig. 2. The cold water supply for the variousfixtures in the station is taken directfrom the house tank and distributed inthe third floor ceiling to the various coldwater drops. There is also a separatedirect supply run from the tank to thebasement for the hot water heaters. Each of the cold water drops and eachof the hot water risers and dr
Mechanical Contracting & Plumbing January-December 1912 . cock. A tell-talepipe is run from the overflow pipe of thetank to a convenient location in the base-ment to give warning in case the ballcock fails to work. A complete detail ofthis tank is shown in Fig. 2. The cold water supply for the variousfixtures in the station is taken directfrom the house tank and distributed inthe third floor ceiling to the various coldwater drops. There is also a separatedirect supply run from the tank to thebasement for the hot water heaters. Each of the cold water drops and eachof the hot water risers and drops isvalved, the cold water drops havingvalves located near where the branchleaves the main and being drained byopening the faucet of the lowest fixturesupplied. The hot water drops are pro-vided with valves similar to the coldwater at the top, and, in addition, havea shut-off valve at the bottom with a Tjust above with a drip valve for drain-ing. The hot water risers and drops,which are located in the shaft, have 2 32/APS*/?A<S AT VALV£ ^ ^B/TAS5. co/n/pressor /or tj> Soppl y Tter/rrosfafCa/rfo/ 7 Woods/7 Cover. t- Square &OX. 2/oyersofHrffo^er %Sfea/fr//rf. /ran T*£RMO/*E VEX r—PG- /o ft/*/?. FIG. 3. WATER COOLING PLANT PROVIDED WITH CONNECTIONS FOR SUPPLY,RETURN, THERMOSTAT AND DRAIN, OTTAWA UNION RAILWAY TERMINAL. P L UMI! E 11 A N D ST E A M F I T T E R shul-off valves with valved drips at thebottom on both the supply and returnlines. On both hot and cold waterbranch to the toilet rooms are locatedvalves close to the risers and each sepa-rate fixture supply is valved wheneverpossible. The check valves used aresimilar to the Pratt and Cady, those2 in. and under being all brass and those2x/2 in- or over being iron body, brassmounted. Brass tags are placed on allvalves showing the numbers and thepipe lines they control, and a framedchart is located in the basement show-ing the location of every valve, the num-ber and the line it controls. Numerous sill cocks are in
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectplumbin, bookyear1912
