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, <br />.lAMEB Af. 1NON1r'.OMElIY. C01VSliL71NG ENGINEERS.INC. <br />ix�o ��en �.w.w. wn ¢r. ar mo. rrw�. w�en iMca � Gaq �ss�soos noN �ss��w <br />� � 'r'n c c r t� V..� sFa.l <br />ld� 7� 1966 � W �%( +�Aa )Y�a +✓ 96i0025 <br />S6/J:M <br />Cit aI E�erett �r <br />wa�� w«� n�P..smmc � ,� w� Q� o n� � <br />3200 Cedu Steeet /2iN, <br />E�erelt� WA 9l20! ��0 <br />���� io �9es <br />Attmtfms Mn Ddd MNYr, Projecl .1anaQev <br />Subject: SnrReenwqPuop;�tufw <br />Alt�reatN� Po�er S�lem Lhalwtioo <br />GrntCemen <br />CITY OF EVERETT <br />PuC7t WorAs DepL <br />In accordance wltE yoir tut6or(aatlan on May 29� 1966� we ue pleued to suLmit <br />thi� letter reput oI o�v anal�s aod recommendallon of conterting t!e E�ergreec <br />W ay Pump Statlon [rom the adsling 2�400 tolt po�er �upplr �ptem to a�60 mlt <br />pcwer �appl� q�strm. <br />�MCiGROOND <br />TAe Evergreen Wa� Pump St�tlw carxnUy Lu lo�r 450 hp, IB00 RPM� 2��00 �olt� <br />ve^tfcal inductlom m�ton drl�in�� tAe pmp. 'Che Rnevofr No. 3 B�pus Pro}ect <br />lnduda r.pLcement o! t�o o[ the edating motan with 300 hp� Il00/1200 RPM <br />(two speed). hlQh e[fldmry �ed hig6 power Iactor �ertid IaducHon moton. In <br />additfon� Irotailatfon of a fifth pump at Eveigreen Way Pump Stalbn 1� antldpated <br />md has been included In thlc �a�ria. Due to the �ntldpted Imtdl�ticm o[ thrce <br />new pump molan, it ie appopdLLe to ecduate tLe beneff ts and coeta to the Cit� of <br />converttng the Pump Slatlon to a 4B0 mlt eptem. <br />ANALY� <br />We have bnaed our etcnomfc e��luation af the capf W cosb auociated �ith a 2,�00 <br />voit pomer supply venu t 160 �rolt power suppl� on a totd pump statlon i�ut�licd <br />honepower of I750 rrLlch comirts of Pumpa No. I ard 21mWled a 300 hp� Ranp <br />Nw. l� 4� aud i Imt�lled u 450 hp <br />1ltanattre 1 rould utilfu tAe edating 2�{00 volt poaer supply �ystem and �ould <br />thcreforenotreq:�fremodiifcat�:omtoPump�No.3and�. Pumpallo.l�nd2would <br />have [wa apeed motors imlalled and Pump No. 5(fut�ce) +ould be a 4506pw1t. <br />Ta61e 7'M-1 prnenb o�¢ otlmate o[ the capital coat [or a 2,400 voll poaer wppl� <br />ayetem. A aingle :ine dingruu nf Altnnati�e [ ia pteemted fn Sketch -1. <br />