. Journal of the New England Water Works Association . y~-*S\ = IJ ^ a<ya\B qsaMAHO hvjaV. MARSTON. 295 Valve ( iiamber. The valve chamber, a plan of which is shown in Fig. 2, houses thevalves controlling the operation of the standpipe. The inlet pipe is divided into three lines where ii passes through thevalve chamlier. The first line contains a 12-in. Ross W-R type regulatorvalve, by means of which water is allowed to enter the standpipe up to apoint a few feet below the top. When it attains this heighl the regulatorvalve will close, stopping the entrance of water and preventing overflowo
. Journal of the New England Water Works Association . y~-*S\ = IJ ^ a<ya\B qsaMAHO hvjaV. MARSTON. 295 Valve ( iiamber. The valve chamber, a plan of which is shown in Fig. 2, houses thevalves controlling the operation of the standpipe. The inlet pipe is divided into three lines where ii passes through thevalve chamlier. The first line contains a 12-in. Ross W-R type regulatorvalve, by means of which water is allowed to enter the standpipe up to apoint a few feet below the top. When it attains this heighl the regulatorvalve will close, stopping the entrance of water and preventing overflowof the standpipe. A gate valve is provided on either side of the regulatorvalve, so that the latter can he removed without throwing the standpipeout of service. This line also contains a branch with a gate valve, toserve as a drain for emptying the standpipe. The second line contains a 16-in. check valve arranged to open out-ward, allowing water to leave the standpipe, but preventing the entranceof water through this connection. A gate valve is provided on either sideof the check valve to
Size: 1676px × 1491px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1920, bookidjournalofnew, bookyear1922
