設(shè)計(jì)說(shuō)明及經(jīng)濟(jì)技術(shù)指標(biāo)

ProjecttBackkgrounndTEDAisslocaatedttotheeeasttofTTianjiinwitthtottalpllanneddareaaabouut41squarrekillometeers.IItwassoneoffiirstsstate--classseconnomic--technnologiicalddeveloopmenttareaasinChinaa.Itssuniqquegeeograpphicalladvaantagees,wiiththhreessatellliteddeveloopmenttareaasanddBeijjing&&Tiannjinnnearbyy,havveenddowedTEDAtotaakeannimpoortanttroleeinddeveloopmenttofTTianjiin’secoonomy..AsapiioneerrineexperiimentofthheChiineseOpenPoliccy,TEEDAissfulllofsspirittofwwillinngnessstoddareaandcoopewiithmuultipllechaallengges,iinvolvvinguunorthhodoxandccreatiivethhinkinng.Aimingat“anewwinduustriaalareeaofmoderrninddustriiesinnthe21stcenntury”,TEDDAiscommiittedtobuuildaaprossperouusecoonomicczoneeforforeiigninnvestoorsanndintternattionallcorpporatiionsaallovverthheworrldanndisthemmodernninduustriaalcenntreooftheeNortth-Chiina.GenerallPlannningConteextTheurbbanaxxisofTEEDA’sCBDDexpaandsffromnnorthtosoouthiintheeshappeof“T”.TheeeasttsideeofTTEDAddeveloopmenttneigghborsstheaxis,,anditsssoutheeastccornerrisaattheesoutthernendoofCBDDaxiss.Thee1stboullevarddandNewTTownWWestRRoadiisloccatedatthhesouuthanndwesstsidderesspectiively..ThesitteoftheddeveloopmenttisggeneraallyLLshappedwiiththhesquuare“cutoout”locaatedttotheenortth.Thedeesignconceeptisstoddivideethesiteintosouthhandnorthhhalvves.Onthenorthhparttoftthesiiteisslocaatedtthe1000mtaallbuuildinngtakkingiintoaaccounnttheerelaativellyindeependeentsuurrounndingenvirronmenntanddtheproxiimitytothhecenntralpark..Onthesouthhparttoftthesiitethhetwoomixeeduseetoweerswiithaheighhtof150aand3000mreespecttivelyyarejjuxtapposedwiththeccity’smaiintraafficlane..Thetalllest1sttowwerisslocaatedaattheenortth-easstcorrnerooftheelanddtosstressstheurrbanaaxisooftheecityyandtheooutstaandingglocaationofTEEDAlaandmarrkbuiildingg.Thearrrangemmentooftheethreeetowwerssspreaddsas“品”shapee,thuusnottonlyyenriichinggtheorrganiccspattialqqualitty,buutalssomaxximiziingfooreacchtowwersuunlighht,veentilaationandeexternnalviiews.Itreeducesstheeffecctofwindandtthusssavesconsttructiioncoost.Inaddiitiontthisaarranggementtcreaatesaaspacciousplazaaontthenoorth-eeastccornerrtoeenableethe5staarhottel’smaiinenttranceetoaaddressstheeprinncipallcityyaxiss.Thepllazaaalsoccreateesanapproopriattesizzesetttingfortthecoourthhouseincreeasinggitspprominnenceandccivicimporrtancee.InordeertoeaseTEDA’’sheaavytrrafficc,parrtoftheppodiummisssuspenndedaabovetheggroundd.Thiswwillrreduceethemainentraancettraffiicpreessureeandatthhesammetimmeproovideallwweatheerparrkingfacillity.Thedessignssetsttwoinndepenndentttraffiicfloowsinnordeertosuittwoddifferrentreequireementsscomiingfrromgoovernmmentallandcommeerciallfuncctionsslocaatediintheetwoseparratepplazass.Onebeeingfforgoovernmmentalldepaartmenntofffices,,andtheootherforccommerrcialones..Theyaarecoonnecttedbyysubssidiarryroaadwitthintthesiite.DesignConceeptDesignConceeptoffToweersTEDAlaandmarrkbuiildingginterrpretssthespiriitofTEDAbyussinguunorthhodoxarchiitectuuralfformaandthhuscoonveyssthemessaageoffcreaativeanduun-connventiionalthinkking.Eachtoowercconsisstsoffseriiesoff8sttoreysshighhtwisstedccubes..Thecuubesrrotateeantii-clocckwisee,spiiralinnguptheTTowerss,torepreesent“GoldeenBloocks”––symbboloffTEDAA’sabiilitytoatttracttinveestmenntanddgeneerateprospperityy.TheTowwer’scroownssserveas“Lanteerns”-icoonicLLighthhouseBeacoons,lleadinnganddguiddingsshippiinggooodsffromttheseea.Eachoffthetwisttedcuubesiisfurrtherenhanncedbbya66-storreycoornerAtriuum.Theannti-cllockwiiserootateddcubeescreeatennotonnlythhespiinanddupliiftedmomenntum,butaalsoaaddaspecttaculaarvieewtotheccityaatnigght.ThecorrnerAAtriummprovvidesafoccus,rrecreaationaalanddgreeencommmunittyforrsociialanndpleaasureexperrienceefortheuusers..Ascubbestwwistaandsppiralup,AAtriummsfaccefouurcarrdinalldireectionns,whhichpproviddeinddividuualiddentittyaloongwiithexxternaalvieewscooverinng3600degrreeorrientaationofCBBD.PodiumArranngemenntsThreettowerssformmadyynamiccunitthrouughthhepoddium.Alobbbyislocattedinnthecentrreoftheggrounddflooorforrpedeestriaanstoogathheranndshaarethhespaace.UUpperfloorrisaashopppingmallwithworldd-classsfraanchisses,ffood-ccourtaandenntertaaininggfaciilitiees.Theceentrallatriiumiss“acryystalbox”withh90m’’slenngthaand6--stoerrysinnheigght,ffunctiioninggastthecooreoffthecommeerciallareaas.Innsidethe“crysttalboox”,escaalatorrsanddbriddgescconneccttoeachfloorrandgeeneratteacconnecctionbetweeenthhenorrthceentrallparkkandthe11stbouulevarrd.Underneeathtthepoodiumisthhe4-sstoeryybaseementcarppark,withescallatorttranspportattionttotheegrouundflloor.SSunligghtpooursddowntthecoourtyaardthhroughhthecrysttalrooofwhhilettakinggtheesscalattor.ArchiteecturaalFaccetWiththhedevvelopmmentoofsciienceandttechnoology,,conveentionnalarrchiteecturaalaessthetiicshaavebeeenshhakenanduupdateed.ThroughhinsttallattionoofLEDDtechhnologgywitthinttheexxternaalwalllsl,TEDAtowerrs’facaddesacctasactivvediggitaldispllaysccreen..Theevver-chhanginngpiccturessandinforrmatioonontthesccreenssnotonlyvvisuallizettheottherwiiseduullsuurfacee,buttalsooestaablishhinteeractiionsaandcoonverssationnsbettweenthebbuildiingsaandthhesocciety//peoplle;thherefoore,ttransfformaameanningleesssttructuuresiintoaadigiital“totemm-polee”,anddthussstreengtheenTEDDAlanndmarkkinttheBiinhaiNewAArea.GreenTTechnoologyandEEnviroonmenttallyFFrienddlyDeesignOnthetopoofeacchtowwer,aadvanccedveerticaalwinnd-powwerellectriicitygenerratorssareinstaalledtotaakeaddvantaageoffseassidesstronggwinddsgenneratiingennergywhichhwilllsuppplemennttheeenerrgycoonsumpptionofthhebuiildingg.TheconnstrucctionmaterrialooftheecornnerAttriumwallismaadeoff2.4mmwideedoubblelaayersofgllass.AsthhecorrnerAAtriummrotaatesaalongnorthh-westt-soutth-easstdirrectioons,tthegllasswwallsabsorrbsollarennergyandttheennergydriveestheeheatt-pumppworkkstoproduuceheeat.ItisacreattivewwayoffthinnkinganduusingGreennTechhnologgy.Thefouundatiionsooftheetoweersaddopthholloww-pileesfillledwwithggrounddwateer.Thisggrounddwateeriswarminthhewinnteraandcooldinnthesummeer.Theciirculaationofthhisgrroundwaterrwilllenabbleittbeinnguseedforrcoollingiintheesummmeranndheaatinginthhewinnter,thusreduccingttheennergycostfortthebuuildinng.Anotherrenerrgysaavingconsiiderattioniisutillizinggthecheapperofff-peaachellectriicityatniightfforthhermallstorrage.Locateedinthebbasemeentthhiscaanbedonebothbycrreatinngiceestorragefforcooolinggduriingthhesummmeraandhootwattersttorageeforheatiinginnthewinteer.STRUCTUURALDDESCRIIPTIONNGENERALLTheprooposeddLanddmarkBuilddingsinTEEDAcoonsisttoftthreetowerrsoveerfouursubb-graddeparrkinglevells.Tower11,hassanaapproxximateeheigghtoff355

m,wiiththhehigghestoccuppiedfflooratappproxiimatelly3200

mabboveggrade..Tower22hasanappproxiimateheighhtof200

mm,witththeehighhestooccupiiedfllooraatappproximmatelyy165

maboovegrrade.Tower33hasanappproxiimateheighhtof135

mm,witththeehighhestooccupiiedfllooraatappproximmatelyy100

maboovegrrade.Thelowwestpparkinnglevvelissapprroximaately20mbelowwgradde.Thetowwershhavessquareeflooorplaansthhatarrearrrangeddineeight--storeeymoddules,,withhan88degrreetwwistbbetweeenmoddules..Eacchmodduleffeaturresasix-sstoreyyatriiuminnoneofthhecorrners..TheTowwersaareSaafetyGradee1,aandthhePoddiumiisSaffetyGGrade2.Thedessignllifesppaniss100yearss.Theseiismicdesiggnclaassifiicatioonisclasss‘乙’.ThestrructurralsyystemisaMomenntFraame/CooreWaallSyystem..TheWatterprooofingggraddeuseedisGradee2.FOUNDATTIONSSYSTEMMSAreinfforceddconccretematssupporrtedoonsteeelpiipepiiles,oronnboreedpilles,iisprooposeddforthebbuildiing'sfounddationnsysttem.Theppilescanbbedriivenffromttheexxistinnggrooundssurfaccewitthoutwaitiingfoortheesiteetobbeexccavateed.Theperrimeteerbassementtwalllswilllbeconsttructeedbythesslurryy-walll(diaaphraggm-walll)teechniqque.Thecconstrructioonofthesslurryy-walllandtheppilinggcantakeplaceesimuultaneeouslyy.Onncomppletioonofthesslurryy-walll,exccavatiionannddewwateriingwiillcoommencce.FLOORFFRAMINNGSYSSTEMSThetowwerflloorsmeasuureappproxiimatelly46mx446m.Thefloorrframmingiissuppporteedintheiinteriiorbyythereinfforceddconccretewallssofttheseerviceescorreanddattthepeerimetteroffthetowerrbysspandrrelgiirderss,whiichinnturnngirddersaaresuupporttedbyytheperimmetercolummns.ThereccommenndedffloorframiingsyystemforttheOffficeandLLaboraatoryfloorrsinthettowerssconssistsofsttructuuralssteelbeamssactiingcoomposiitelywithreinfforceddconccreteslabssonpprofilledmeetalddeck.ForHotellandResiddentiaalflooors,therrecommmendeddflooorfraamingsysteemconnsistssofsstructturalsteellbeamms,loocateddatttherooommoodule,,actiingcoomposiitelywithreinfforceddconccreteslabss.Analteernatiivetoothissframmingssystemmisaaone--wayjjoistconsttructiionorrreinnforceedconncreteebeammsanddslabbs.Withintheggeneraalschhemeddescriibedaabove,,variioussschemeesareeposssible,,inclludinggthefolloowing::Scheme11Composiitestteelaandcooncrettefraaming::Intthisssystemm,theeperiimeterrcoluumnsaarecoonstruuctedofstteelsshapessencaasedbbycasst-in--placeeconccrete..Flooorfrraminggmembberscconsisstofsteellshappessuupporttingmmetaldeckandaacastt-in-pplaceconcrretesslabaactinggcomppositeelywiiththhesteeelbeeams.Advantaagesooftheecomppositeesteeelbeaamanddslabbsystteminncludeethefolloowing::Reduceddbuilldingweighht(whhencoompareedwitthabbuildiingcoonstruuctedofreeinforrcedcconcreeteflloorfframinng),rresulttingiinredducedwallthickknessees,coolumnmaterrials,,founndatiooncossts,aandreeduceddpoteentiallfounndatioonsetttlemeents.Smallerrperiimeterrcoluumns.Fasterconsttructiion.Reduceddformmwork,,asccompossitemmetaldeckserveesasthesslabfform.Increassedfllexibiilityinsppaceuusage(whenncompparedwithreinfforceddconccreteframiing),asstteelccanbeemodiifiedrelattivelyyeasiilytooalloowforrthefuturreaddditionnofsstairss,shaaftoppeninggs,hiighdeensityyfiliinganndtheelikee.Scheme22Reinforrcedcconcreetefrramingg:Inthissysteem,thheperrimeteercollumnsarecconstrructeddofccast-iin-plaacereeinforrcedcconcreete.Floorrframmingmmemberrsareealsoocastt-in-pplaceconcrretecconsisstingofonne-wayyjoisstconnstrucctionorcooncrettebeaamsanndslaabs.Advantaagesooftheereinnforceedconncreteesysttemsiincluddetheefolllowingg:ReinforrcedcconcreetesyystemssareusedcommoonlyiinTiaanjin..Reinforrcedcconcreetesyystemssarelessaffecctedbbytheepriccepreemiumassocciateddwithhthecurreentwoorldwiideprriceffluctuuationnsofsteell.LATERALLLOADDSYSTTEMSFFORWIINDANNDEARRTHQUAAKEThelatteralloadresisstingsysteemforrthetalleertowwersiisaddualssystemm,whiichcoonsisttsofreinfforceddconccreteserviicesccoreaaugmenntedbbyapperimeetermmomentt-resiistinggspaccefraame.Thesshearwalltowerr(whiichfoormstthebuuildinng'ssserviccescoore)iiscouupledtothheperrimeteercollumnsbya“HatTTruss”locaatedaattheerooff-topmechaanicallleveel.TTheHaatTruussprrovideesressistanncetoothedesiggnwinndanddseissmiclloads..Theeperiimeterrmomeentfrrameaactsaastheesecoondaryyporttionooftheeduallsysttem,ttoressistaapresscribeedporrtionofthhelatteralloadss,anddprovvidesaddittionallstifffnesssandstrenngth.DuriingthheSchhematiicDessignpphase,,wewwilliinvesttigateewhettheriitiseconoomicalltopproviddeouttriggeertruussesatthhereffugellevelsstoiimprovvetheelateerallloadrresisttanceofthhesysstem.Ourpreeliminnaryccomputtationnsinddicateethefolloowing::Tower11,hassapeeriodofappproxiimatelly8.00

secoonds,withamaxximumlaterraldrriftoofappproximmatelyy650

mm.Tower22,hassapeeriodofappproxiimatelly5.00

secoonds,withamaxximumlaterraldrriftoofappproximmatelyy400

mm.Tower33,hassapeeriodofappproxiimatelly2.55

secoonds,withamaxximumlaterraldrriftoofappproximmatelyy200

mm.STRUCTUURALOOPTIMIIZATIOONEachoffthesysteemsdeescribbedabboveooffertheffollowwingaadvanttages::Theuseeofsstructturalsteellwithhcomppositeeslabbsonprofiiledmmetaldeckresulltsinnsmalllerccolumnns,prrovideesforrlighhtercconstrructioon,anndofffersfflexibbilityyforfuturremoddificaationss.Optimummuseofloocalmmateriials:concrrete,recoggnizeddasaahighhquallityllocalmaterrial,ischhosenfortthecoonstruuctionnoftthetoowersofthheserrvicesscoreeandforuusewiithsttructuuralssteelshapeesinthecconstrructioonoftheccompossiteccolumnns.IItisanticcipateedthaathiggh-strrengthhconccretemaypprovetobeeeconnomicaal.Eachofftheschemmesmaakesuuseoffconccreteinmeemberssresiistingghighhaxiaalloaads:cconcreete,aaneffficienntmatteriallfortherresisttanceofaxxiallloads,,isuusedfforthhecollumnsandttheshhearwwallttoweratthheserrvicesscoree.DuringtheSSchemaaticDDesignnphassetheevariioussschemeeswilllbeconsiidereddandtheooneprrovidiingthhemosstdessirabllecommbinattionoofecoonomy,,speeedofconsttructiion,aandbuuildinngaessthetiicswiillbeeseleected..STRUCTUURALDDESIGNNCRITTERIA,,CODEESANDDSTANNDARDSSThedessignwwillmmeetoorexcceedtthereequireementssoftthefoollowiingcoodes.Inssomeiinstannces,wehaavecooncluddedthhatmooresttringeentreequireementssareapproopriatte;innthossecasses,tthemooresttringeentreequireementsswilllbeaapplieed.ChineseeNatiionalStanddards::LoadCoodefoortheeDesiignoffBuilldingStruccturess(GB

550009--2001)).CodefoorSeiismicDesiggnofBuilddings(GBB

50011120001).CodefoorDessignoofConncreteeStruucturees(GBB

50011020002).TechniccalSppecifiicatioonforrConccreteofTaallBuuildinngs(JJGJ

32002)).CodefoorDessignoofStrructurralStteel((GBJ

11788)).TechniccalSppecifiicatioonforrSteeelStrructurreofTallBuilddings(JGJ

99988).TechniccalSppecifiicatioonforrSteeelReiinforccedCooncretteCommpositteStrructurres(JJGJ

133820001).SpecifiicatioonforrDesiignoffSteeel-ReiinforccedCooncretteStrructurre(YBB

9082297)..CodefoorDessignoofBuiildinggFounndatioons(GGB

50000720002).StandarrdforrClasssificcationnofSSeismiicProotectiionoffBuilldingss(GB

50223395)..SpecifiicatioonforrConsstructtion,Anti--SeismmicDeesign(GBJ

11-899).Techniccalcoodefoorwatterprooofinggofuunderggrounddworkks(GBB

501008-20001).DesignliveloadssforfloorrsareedeteermineedinaccorrdanceewithhtheChineeseNaationaalStaandarddGB

5500092001..Forroffiiceocccupanncy,ttheliivelooadpeertheeChinneseccodeiis2.00kPa..Werecommmendthattheddesignnliveeloaddbeiincreaasedtto5.00kPa(reduuciblee)tobeinnlineewithhinteernatiionalstanddardsforCClassAoffficebbuildiings.MATERIAALSThesellectioonofmaterrialswillbepaartofftheSchemmaticDesiggnphaase.Astrructurralsyystem,,whicchwillllikkelybbeaccombinnationnofrreinfoorcedconcrreteaandsttructuuralssteel,,willlbecchosenn.Beeyondtheiinitiaalsellectioonofmaterrials,,variiationnsonthepproperrtiesofthhematteriallstheemselvves,ssuchaashigghstrrengthhconccrete,,willlalsoobecconsiddered..Matteriallsoffferinggthemostdesirrablecombiinatioonofeconoomy,pprojecctconnstrucctabillity,andbbuildiingaeesthetticwiillbeeseleected..EARTHQUUAKEAANDWIINDPRROTECTTIONEARTHQUUAKEDDESIGNNCRITTERIADesignSeismmiclooadsaaredeetermiinediinacccordanncewiiththheChiineseNatioonalSStandaardsGGBJ

111-89aandGBB

50011120001forrbasiicinttensittyofearthhquakee

=

7andssitessoilcclassiificattion

IIII.WINDDEESIGNCRITEERIADesignWindpresssureiisdetterminnedinnaccoordanccewitththeeChineeseNaationaalStaandarddGB

5500092001..Forrthissprojject,wereecommeendthhatwiind-tuunnelstudiiesbeeperfformeddtoddetermminettheloocalvvariattioniinwinndpreessureescauusedbbytheeproxximityyoftthetoowers..ForTiaanjinCity,,theChineeseNaationaalStaandarddindiicatessadeesignwindspeeddof228.3

mm/sfoora550yeaarretturnpperiodd,andd31.00

m/sforaa100yearreturrnperriod.Thessewinndspeeedspproviddeabbasicwindpresssureoof0.550

kPaaforthe550yeaarretturnpperiodd,andd0.600

kPafortthe1000yeaarretturnpperiodd.Thhebassicwiindprressurresarremoddifieddbyhheighttfacttors,shapeefacttors,andggustffactorrstodeterrminetheppressuurevaariatiionovverthheheiightoofeacchoftheTTowerss.FireSaafetySysteemDesscripttionDesignBasissThefirreserrvicessinsttallattionsshallbedeesigneedtocompllywitththeebasiicreqquiremmentsofthhefolllowinngstaatutorryrullesanndreggulatiions:--a)CodeforFFirePProtecctionDesiggnofTallBuilddings((GB500045-955)(20001edditionn)CodeoffFireeProttectioonDessignoofGarrage,MotorrRepaairShhopanndParrkingArea(GB500067-997)(11997eeditioon)CodeoffDesiignfoorSprrinkleerSysstems(GB550084--2001))(20001ediition))CodefoorDessignoofAuttomatiicFirreAlaarmSyystem(GB500016-998)(11999eeditioon)CodeoffDesiignfoorWatterSpprayEExtingguishiingSyystemss(GB502199-95)(19955edittion)CodeoffDesiignfoorFirreExttinguiisher(GBJ140-990)(11997eeditioon)FireSeerviceesInsstallaationThefirreserrvicessinsttallattionooftheewholledevvelopmmentsshallbedeesigneedacccordinngtotheFFirePProtecctionDesiggnofExtraaTalllBuillding..Thefolloowingsysteemsarreprooposeddtobbeproovidedd:-AutomatticspprinkllersyystemFirehyydranttandhosereelsysteemAutomatticfiireallarmssystemmWaterssprayextinnguishhingssystemmPortabllefirreexttinguiisherssandfirefighttingeequipmmentFireshhutterrinsttallattionSmokeeextracctionandppressuurizattionssystemmFireesscapestairrcaseandffiremaan’slifftAutomatticSpprinkllerSyystemDesignbasiss:-Tower1Tower2Tower3DescriptionHotel,ServiceApartment,Office,LargeScaleRetails&U/GCarparkOffice,ServiceApartment,Retails&U/GCarparkOffice,Laboratory,PublicGuestHall,Cafeteria,AuxiliaryRoom&U/GCarparkHazardClassificationOrdinaryHazardIIOrdinaryHazardIIOrdinaryHazardIISprinklerIntensity8L/min.m28L/min.m28L/min.m2OperationArea160m2160m2160m2SprinklerWorkPressure0.1Mpa0.1Mpa0.1MpaDesignFlowrate27L/s27L/s27L/sAsthreeetowwersaarehiigherthan100m,,autoomaticcspriinklerrsysttemshhallbbeproovideddforallaareasexceppttoiilets//washrroomswithareraasmalllertthan55m2anndE&MMplanntrooomsinncludiingtrransfoormerroom,,swittchrooomanndeleectriccalmeeterrroom,etc.Thessystemmshalllbedesiggnedttoenssure11hourrfireeextiinguisshingtime..Eachhfireezoneeshalllbecontrrolleddbyaaneleectriccalmoonitorredsuubsidiiaryzzonevvalveandaawateerfloowalaarmswwitcheesinsstalleedattheppipettee-offf.ThheeleectriccalmoonitorredsuubsidiiaryzzonevvalvessandwaterrflowwalarrmswiitcheddshalllbewireddbackktottheloocalmmonitoormodduleooftheeAutoomaticcFireeAlarrmSysstemfforinndicattionooftheelocaationofthhealaarmzooneanndiniitiatiionoffthelocattionooftheealarrmzonneanddinittiatioonofrelattedcoontrollfuncctionss.FireHyydrantt&HooseReeelSyystemDesignbasiss:FireHydrantStreetFireHydrantTower1Tower2Tower3WaterCapacity40L/s40L/s40L/s30L/sMin.Flowrateforeachriser15L/s15L/s15L/s--Min.Flowrateforeachhose5L/s5L/s5L/s--Min.Pressureforeachhose10m10m10m--Firewaaterccapaciityshhallbbeproovideddtoeensuree3hooursffireeextingguishiingtiime.EEachffloorshalllbepproviddedwiithFiireHyydranttinclludinggfireehydrrantooutlett,hosse,noozzleandhhoserreel.Theffirehhydranntcabbinetshalllbepproviddedwiithabreakkglasssuniit,maanualpumpstarttpushhbutttonanndalaarmbeell.Thepippeworkksofpedesstalsstreettfireehydrrantsshalllbeaarranggedtooringgcirccuitnnetworrks.TThewaatersshallbesuupplieedfroomtowwnmaiindirrectlyy.Theestreeetfiirehyydranttsshaallbeeprovvidedinaadjaceentpaavemenntsinnasppecifiiedloocatioon.AutomatticFiireAllarmSSystemmClassifficatiionoffautoomaticcfireealarrmprootectiion:-Tower1Tower2Tower3ClassificationSpecialSpecialSpecialAsthreeetowwersaarehiigherthan100m,,autoomaticcfireealarrmsysstemsshallbeprrovideedforrallareassexceepttooiletss/washhroomssthattaresmalllerthhan5mm2inarea..Thesysstemsshallbefuullyaaddresssablee/inteelligeentsyystemutiliizingmultiiplextranssmissiionteechnollogyaandisspropposedtoprrovideeafllexiblleanddcompprehennsivemonittoringgandwarmiingsyystemforllifessafetyy.Alllfireesignnalsffromtthesuub-pannelssshallbeinntercoonnecttedwiiththhemaiinfirrealaarmpaanel.Theaautomaaticffireaalarmpanellshalllconntrolandmmonitoortheesignnalsffromootherfireserviicesiinstalllatiooninccludinng:-AutomatticfiireexxtinguuishinngsysstemFirehyydrantt&hoosereeelsyystemFireeqquipmeentcoontrollandmonittoringgsysttemEmergenncyannnounccementtsysttemshhallbbeproovideddforthewwholedevellopmennt.Inncaseeofffireooccurrrence,,thesysteemshaallauutomatticalllybrooadcasstpree-recoordemmergenncymeessageeandvoiceeannoouncemment.WaterSSprayExtinnguishhingSSystemmWaterssprayextinnguishhingssystemmshalllbeproviidedfforthheboiilerrroomaandgeenerattorrooomwiithfuueltaankrooom.TThesyystemshalllbepproviddedwiiththhreeooperattionmmodes::autoomaticc,mannual,andeemergeencyccontrool.Thheworrkingpresssuresshallbedeesigneedatnotllesstthan00.35MPPa.Thhesysstemsshallbereesponddedwiithin45seeconduponactivvationn.Designbasiss:Designsprayintensity20L/min．m2Continuousspraytime0.5hourActionarea50m2Workingpressure0.35MpaDesignflowrate17L/sPortablleFirreFigghtinggEquiipmenttIngeneeral,thesselecttionoofporrtableefireefighhtingequippmentshalllbeaasbellow:-ForM&EEplanntroooms&firehydraantpoositioon,drrypowwderttypeffireeextingguisheersshhallbbeproovidedd.Forcarrparkkareaa,sanndbuccketsandddrypoowdertypefireextinnguishherssshallbeprrovideed.Forkittchenarea,,fireeblannketsandddrypoowdertypefireextinnguishherssshallbeprrovideed.Forswiitchrroom&&MDFroom,,drypowdeertyppefirreexttinguiisherssshalllbeproviided.Portabllefirreexttinguiisherandeequipmmentsshallbeprrovideedinotherrareaasincompllianceewithhtherelevvantllocalcodess.FireShhutterrInsttallattionFireshhutterrsshaallbeeactuuatedbycrrosszzonessmoke//heateerdettectorrsateitheersiddeoftheffiresshutteer.Duuringtheaactuattionooftheefireeshuttter,theccorresspondiingallarmaandfllashllightshalllbeaactivaatedttoaleertthheperrsonsnearbby.SttatusoffiireshhutterrsshaallbeerepoortedatthhemaiinF.SS.conntrolpanellandtherrespecctivesub-ppanelformmonitooring..SmokeEExtracction&PreessuriizatioonSysstemUponacctivattionooftheesmokke/heaatdettectorrintthesmmokeeextracctionarea,,thefirealarmmpaneelshaallseendacommaandsiignaltoacctuateethecorreesponddingssmokeextraactionnfanssandtoopperateethecorreesponddingmmotoriizedddamperrs.Uponreeceipttoftthecoommonfirealarmm,theefireealarrmpannelshhallssendaacommmandssignalltoaactuattetheepresssurizzationnfan..Thestaatusooftheesmokkeexttractiionfaan,prressurrizatiionfaananddthemotorrizedfiredampeershaallbeerepoortedinthhefirreconntrolcenteerforrmoniitorinngpurrpose..6.10EsccapeSStairccase&&Fireeman’sLifftEscapeStairrcase&Firreman’sLifftshaallbeedesiignedincoompliaancewwithttheloocalffireccode.TianjinnTEDAALifttconffiguraationTheliffttraafficperfoormancceshaallbeebaseedoninterrnatioonalccoderrecommmendattionaandshhallmmeettthefoollowiingcrriteriia.TypeofoccupancyHandlingcapacityIntervalOffice11%ofpopulationinthezone30secondsServicesapartment10%ofpopulationinthezone45secondsHotel12%ofpopulationinthezone45secondsTower11TypeProposednos.ofliftProposedliftcapacityProposedliftspeedOfficepassengerlift8nos.doubledeck1800kg,24p5m/sApartmentpassengerlift4nos.singledeck1600kg,21p2.5m/sHotelpassengerlift5nos.singledeck1600kg,21p4m/sShuttlelift3nos.singledeck1800kg,24p6m/sOfficeserviceslift2nos.singledeck1600kg6m/sApartmentserviceslift2nos.singledeck1800kg4m/sHotelserviceslift2nos.singledeck1800kg5m/sTower22TypeProposednos.ofliftProposedliftcapacityProposedliftspeedOfficepassengerlift6nos.doubledeck1600kg,21p5m/sApartmentpassengerlift2nos.singledeck1350kg,18p7m/sOfficeserviceslift2nos.singledeck1600kg4m/sApartmentserviceslift1no.singledeck1800kg5m/sTower33TypeProposednos.ofliftProposedliftcapacityProposedliftspeedOfficepassengerlift8nos.singledeck1600kg,21p3m/sOfficeserviceslift2nos.singledeck1600kg3m/sOutlineeDesccriptiionoffBuilldingMaterrialGenerallNoteeAllbuiildinggswitthintthedeeveloppmentwillutiliiseaconsiistenttcommmonraangeoofextternallandinterrnalmmateriialsttoempphasizzethe