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HomeMy WebLinkAboutMinutes 1961-12-08MINUTES OF THE..SPF(~IAL MEETING BOARD OF DIRECTORS ,~COtiNTY SANITATION DISTRICT.NO..5 OF ORANGE COUNT!,CALIFORNIA December 8,1961 at ~:OO p.m. Newport Beach City Hall Newport Beadh,California Pursuant to the written call of the Chairman dated Decernber.5, 1961,the Board of Directors of County Sanitation District No.5 of • . ..,Orange County,California,met in a special meeting at ~t:OO p.m., December 8,in the City Council Chambers,City Hall,Newport Beach, California. The Chairman called the meeting to order at 1l.:OO p.m.The roll was called and a quorum was reported present. Directors present:James B.Stoddard (Chairman),Hans J.Lorenz and William Hirstein Directors absent:Nàne Others present:Charles E.Hart,Lee M.Nelson, Robert N.Galloway,Dwight Schroeder, William B.Mason and Paul G.Brown, Secretary pro tern Appointment of Secretary Moved,seconded and duly carried: p~o ~em That Paul G.Brown be appointed Secretary pro tern. Standard Design Criteria There was considerable discussion among ror Sewage Pump Stations the Directors and others present con cerning the proposed design criteria outline for sewage pumping stations,dated December 5,1961,and prepared by the staff and Mr.Schroeder.Various amendments were made to the criteria as presented and the Secretary pro tern read the amendments decided upon at the conclusion of the discussion. Moved,seconded and duly carried:That the design criteria outline for sewage pumping stations,dated December 8,1961, with the amendments thereto be approved.A copy of the amended criteria are attached hereto. Revisions to plans for In line with the criteria Just proposed Corona del Mar approved,there was considerable pumping station discussion of changes in design of the station from those previously sub mitted by Boyle Engineering,engineers for The Irvine Company. A letter dated December 5,1961,from Boyle Engineering out lining two alternate revisions to the plans,was considered.The changes proposed in the letter are for the purpose of minimizing, as much as possible,the release of odors from the proposed station and the additional cost of the two alternates was set forth.Mr.Mason stated that although he approved of the changes (•~from the standpoint of design,he did not feel that The Irvine Company should bear the additiona.cost.Directors Stoddard and Lorenz stated that if the station is to be built,the changes will be incorporated therein at no cost to the District. Moved,seconded and duly carried:That the letter dated —1— I —.. ________ Moved,seconded and duly carried:That this matter be~put overtotheregularmeetingonDecember13,1961,.to.’.allow more timeforconsiderationbytheDirectors. Approval of Fill Agree ment with Walter K.Friedl, et ux~dated Nove~er ~-That the Board of Directors adopt19b1ResolutionNo.1022-5,approving and accepting Fill Agreement datedNovember28,1961,by Walter K.and Elizabeth EJ Friedi.Certifledcopyofthisresolutionisattachedheretoandmadeapartofthesemlnutes~ Moved,,seconded and duly carried; That this meeting of the Board of Directors of County SanitationDistrictNo.5 be adjourned0 Whereupon,the Chairman declared the meeting so adjourned at5:50 p.m.,December 8,1961. ATTEST: ~.na~rman,J~oara or Sanitation District No~.5 of County,California 01’county Orange SecreLar;-t~’o cern,Board oi jn.rect;rus of County Sanitation District No.5 of Orange County,California F December 5,1961,from Boyle Engineering,,containing revisionstotheplansfortheCoronadelM~r Pump Station,be receivedandfiledandthatthefirstalte.~nate scheme tbr revision at an estimated net additional cost of $5,1400 be a~proved for construction. Installation of Magnetic Metering Unit at Plant No7~ 0 ______________________ The staff’s recommen~atjon that the Board of Directors a~,prove the ________________________ Installation of a magnetic metering unit at Plant No.2 jointly,withDistrictNo.6,at a total estimated cost of $12,500 of which$9,100 would be District 5’s approximate share,was brieflyconsidered. ,~1 Moved,seconded~and duly carried: Adjournment 0 0 -2- County Sanitation District No.5 of Orange County DESIGN CRITERIA OUTLINE FOR SEWAGE PUMPING STATIONS I.Location,Site and Access A.Flow conditions and topography will dictate location. B.Site should be accessible to maintenance trucks and personnel. II.Type of Structure A.Structure should be of permanent construction (concrete), except for temporary installations,and entirely below ground level B.Where site conditions permit,a housing above flooding level should be provided for electrical equipment, including motors,subject to approval of District. C.Stairways shall be provided between levels (vertical ladders in wet well only). III.Pumping Equipment A.Low flows -Low head 1.For flows more than 100 gallons per minute,use torque flow pump for continuous operation without wet well. 2.For flows less than 100 gallons per minute,pneumatic ejector may be used. B.Low flows -High head •1.Special design required C.High flows -.Low head I.Use 6 inch (minimum)conventional pumps with match flow equipment (a)Eliminate wet well if topography allows temporary storage in inf].uent lines. (b)If wet well must be used,slope three sides with a minimum slope of 450 to a bottom not wider than 4 inches more than outside diameter of suction bell. D.High flows -High head 1 Special design required S H S S •C E.Provide two units,each of which can meet the total flow requirement individually. 1.Pneumatic ejectors need not be duplicated. 2.Manual alternator with elapsed time meter~to even use of equipment. IV.Miscellaneous Equipment A.Sunip pump B.Ventilation fan C..High level alarm in pump room and in wet well. D.Air bleeding system to influent sewer and stuffing box drain to sump if applicable to pumping equipment. E.“Bubbl-~’ol’1 or other approved control device. F.Provide space for te].emetering scanner and transmitter. V.Provide odor control equipment or devices as required by District. VI.Piping and Valves A.Station piping to be of flanged cast iron. B.All cut off valves in suction and discharge piping to be gate valves. C.All check valves to be outside weight and lever type. VII.Force Main A.Asbestos-cement,mortar lined cast Iron,or mortar lined steel,suitably coated. B.Provide by-pass valves and flanges. C.Provide air injection or chemical injection where design indicates probable sulfide build up. 1.Pump air continuously. 2.Inject ähemicals at pumping rate. (~J Approved by Board of Directors December 8,1961 ~ ~~