Newspaper Archive of
Superior Express
Superior, Nebraska
April 14, 2016     Superior Express
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April 14, 2016

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I Bob sIoan,e Inspects the pipes which exit lrom the heat exchanger al Ihe Superior Waslewatet treatment Plant. The heat exchanger is tueL*d by methane gas produce~ as part ot the sludge solidification process. Superior plant specializes in community waste recycling Partially powered by recovered methane gas When one thinks o| recycling, the Superior Waslewater "r~'atnat plant b, probably not the first example thai mines to nnnd. Yet the plant is an all- ,re:In,lye, all llatut+al Pe+,_'ycling .~y~.te m u,h+ch +onvert+ Superior's human ~x ,i~te to ,+, atcr ~,ale c ncmgh to enter the Repubhcun RIs er .rhc v, asttr~,ater treatment plant, h~Jled at the +outheast side of Supe- rior. is fed h} a ~,}41~,',~n ol rower pipes. asing eras Uy. It) ch, altllC~ the w&%te 1O a ccntralcolh_a_-lit m p.Itiit + tile plunt. WheJ', 111#2 waste arri~,e~, +t the.' site, it tmder- gt~s a I'nt~cs,~ ol ~parallon and clari- fying "0, ltictl util,;c,, nt K:rol'~; a~d heal Io convvrt Ihe liqu,d to 'P, I,&, it van by S~tly rlnrned tO I11 IIS r~[n]..i,." S)~]V[II. IA'hcH Ih ~a~tL+ matEcl dr[i%e+ +at Ih plallU the stdi~l~ .;If,.' ~pd+al+'d lrom th~'ougb, z~ clarit-)-mg pr~'es:r. The sol, id.s, or sLudge, are sent through a pow. erlul mu'vhanical d~gester, with the brand +lame of Muffin, which is ca- t.bit of macerating even the most du- ~ahle or-items. It will reportedly disin- tegrate a I~k of bluc jcan~. Ahcr pa-~s- inn lhruugh the digester, the ~lids and liquids are sent to a prinmry clanfying lank. "]'he ~lids sink to the bottom where a sweep sath.'c~, them up and .~nd.s thctt'l tu tlm nex! step in the prw:ess, Sweeps un top of the lank collect the lighter nm~crial, such a~ ~rea~', and .s~nd il tO another tank. "]'he liquid i hen passes m another clarify ing tank where a bottom sweep elear~ any remaining sediment. "]'be liquids then pass to a water trickier. The liquid is pas.,~tlover a medium of plastic. In the tank below 11] medium are literally trillions of micmbe~ which ft~"d OI1 the remaining waste Alter a trip ~mugh another tank, where oxygen is added naturally from the motion of the waler and wind. the walc~r i,, clean enough in pax_,; onto the over_ During the hot summer months, ullra violet lights are u~d to desln~y any remaitfing ba~'tena in the water I~fore it passes to the river The sludge is sent to a holding tank where micmhes fectt tm the matter_ Ihc~ n'dcm~s excrete Ihe digesled tua|erlal ~hlch is v|lnhurrR.'-,d b~, d.n- olher lyl~ of |lltiCt~ih~ which exl~.-In its digesled content as methane gas 1 hc methane is collected ul the Ictp t+t a 160,0(X) galkm tank and the me~haae prt.~uced is sen1 lo a storage tank tt~'d to fuel a heat exchanger. The heat exchanger keeps the sladge at a prede- termi=ned temperature as it is healed and ton vem.'d to solid mailer+Once Ihe pnx:es.~ is complete, sam#e_~ are oh- laine'd frml~, the pr~essecl sludge and tcsled for an)' remaining harmfu~ hac teria. The finished prtKluc! is then dc- Ir.'e~'d 1O area farmer~ for us a~, f.,rt~l- izer. The plant does resorl to the usage of natural gas when there is not enough methane pe,~uelion to meet opeatioaal ueed. The wastewater treatment pl ant has been expanded several ~imes. The last major expansion was to take care of increa.~d production at the cheese plant m Superior. When the plant closed, I~ p~ant had enough sewage handling ca- pacit7 Ibr a city with a population twice the size of Sttl~rior+s current populace. The plant sho0M meet the eeeds of Superior for many years into tke future. Work will begin u~on IO replace a 30-year old drive unit on a clarifying tank. ~[l~e medium and drive unilofthe water trickling device was replaced tw years ago_ The#am is stuffed by two f011-time operators. Bill Hamilton has worked ith the WaMleWater sy.~teil:t for41 year~ while Bob Sloane is a relative new- comet with 17 years of service. The I wo handle the maintenance operations at the plan1 which i~elude daily denn- ing of the sweeps in the water ~ckler and a weekly cleaning of digester as well a-s a myriad af ot~ tasks ~quired Io keep the plant in peak operating col~dition. The system is mostly auto- mated with computers handling math of the operation. An alcn system re- =notety contacts one oflhe opexaR,~ if an i:sstte arises wbetqt they are not atthe plant. 51oane noted that thanderstorm activity tc~ts to trigger alarms, Cost of sidewalk through park may top $143,000 Menlbets of the Superior Board of |~ucation irtl in ~gular session Mon- day evening tbr a 4.5, minute meeting in the high ~'htu.d library. All board mem- i~.,r~ were pre~n[. Marchexpenditam~, lr, ml the general fund intbe amnunt of $467.54~ were approved. Questions during discussion primarily fOcused or, three itcins: a SlXx-ial ed ~ation van ~, hi.2;'i r,Cei])~ tO nc'~l, conlintnal repair, S 1.4X_~ spent for snov. removal and the ~s~ Ihllily of pu~'haslng a pickup w ilh a hhde m= malnlenance per~mnel could handle snt~w my,] a change in the gym+ oas,um floor graphics which include an "'S" a.~vJ Wildcats_ Business (lei~s included approving a conlre, cl with Grand Island Physical Therapy lo provide physical therapy services lu the district for the 2016-17 yea,': approving membership for Ihe Deadline near for advertlstng eitywtde garage sale Ideations the fourth .Saturday of April. the date picked for Superior's annual city- wide garage sale. i~ fast appnmching. And this year the event pmmis~i to be bigger and better. At the request of residents of other Nuckolls County communities, this year's event is being billed asacounly- wide garage sale. People in all parts of the county are encouraged Io partici- pate by either holding a sale in their community or by bringing items 1o Superior. Garage sale advemsemems may be pttwha_sed either at the office uf The Superior Express or the offices of the Nuckolls Cmmty l..tx:omotive-Gazctte. The adveni~ments will be published tn the nexl issue of both newspapers. For the convenience of those plan~ ning to participate. The Express t)ffir,:e will be open IO fete=re advcrli~ments unlil mxm Saturday. Those who register their sale loca- tions al