2009-07-01 P & R Packet - Laserfiche WebLink

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4 ./ 1 I B r-', ::'.:~;;~' PA(,!i " '." TU.c: WA'fEl( LBPI\.UTjj.;,~Nl~ (. . 'f~:..L Ln.'y OF ST. l'AUL- i:~.z.IiI4EERIN~ Dil/:Si0N l,lNIT PROJECt OM: LOG,"" 1/0N NO. SfCflON - PA$e BY . YEAR 11195 (cont1d) (From City Engineer's Report, pages 130-136, inclusive. (cont'u) pl,)l "In addition to contract work $1,466.42 has been expflnded~ the dir- "ection of the Engineering Department in cleaning out the ditch north of "Pleasant Lake, putting in a wooden flume and building a concretll culvort, lithe ....ork baing do no by days labor. I submit hl$rowith plans of a concrete "culvert built under a rOadway on tile line of the above mentioned ditch. "The cost of the culvert wu $11.20 per lineal foot. T......REf. 1 "OTTER LAKE CONDUIT. "rho completion of the conduit to Otter Lake which will be accomplisPed "during the month of December Will make ava.Uable a largo emergency lltor- 10 "age lIupply from thill lake which ie particularly valuable at the present "time, as the rain fall for the last three years has been considerablY be- "low norwal, and all a consequence the Vadnais Lake system, and also the "Rice Lake liystem, are very low. After Ot.ter nas been drawn down 11 ditch "can be readily dug from this lake to Bald Eagle Lake, and the overflow.ot "llaJ.d ElIgle, which during thfl spring time is quite large, can readily be "drawn into the Vadnus Lake system, thereby saVing the cost of pumping "over from the RiCe Lake system, into which Bald Eagle Lake naturally out- "lets. I'his conduit is tl'li.rtY-flU: inches in dillllleter, lllId is designed to "dillcharge 10,000,000 gallons in t~enty-tour hourll when running tull. It 20 "iB conlltructed ot Portland oelllllnt ooncrete in Accordance nth the "Ran- I'tioma Syetem," which makee a continuous conduit by using a mold, which dur ding COlllltNction ill dran 1I10wly forward w1th j1Ult enough speed as to "allow the workman to properly tamp the Concrfilte and place the forlllS, whic "irO lett in until the concroto has properly set. "VADNAIS LAKE PU1lPING PLANT. "Tlle new pumping plant at Vadnais Lake, which will probably be in oper- "ation in the latter put of December, will llUl.ke available the artesian "Well eYlltem at that point for a daily supply of five million gallons. "The new pumping plant is of the most approved machinllry, and will un- "doubtedly reduce about 70 per cent the cOllt per million gallons of water .0btllinel1 trom this eource of eupply at this point. The general plan of "thE! looation of the wells and 1<he mathod ot oonnecting nth the pun,pinl: "engines is hero1l'ith (lUbmitted and ma4e a put of this report. 30 , . . . t:-,. l~ pJ.3l p132 nwJ.T~ CONSUllPTION. "A very careful record haa been kept of the amo~t of water obtained Hfrom thil various sourcell of supply and the' 8lIIOunt of water UIIed on both "the l'Ii.gh and low lIervice. 'the tigureli IIhow a grlldual yearly increase. "The daily average llupply of 8,251,226 gallona ill very creditable, as "flOOwing the exclllls/lt management of the eervice and the great care takllJ:l LD "to provent the waate of water. This givell a rate of conaumption per "capita of fifty-eight gallons, a result obtained by but tell' American "cities. The Vonturi ~tllr, placed lut year on the Lake Phalen BYlltem, "filnablu UII to 8ive accurately the 8IJlOunt of wster uSlld from this source . "ef .upply, whioh amounts this year to 4'9,46, iallon. per day. This does "not utilize the lIupply from that 1I0urce to the greatellt extent, the sys- "tem being oapable of supplying double that amount otwater. By making "1I0lliS changes in the distribution pipes an additional area can be supplied "from this 1I0urce when occasion demandS, with but little expense. All this "Bubjfilct has alreE'"'' baan tabn under con8iderstiol' by the board no "l"t'lcoDUnend:<ti' . ) ~8(. '7" .. ,