l5 OPTIONS AND DECISIONS DESIGN AS A SELECF ION OF OPTIONS OR PATHWAYS BASED ON DECISIONS For a specrhc sire and specriic oceupanls ior elrenlsl, a design is a sequenoe oi opllmls based on sueh lhrngs as- . rroduel or my opnona, - Sorral rnvesirnenl opllons icaprlal avarlablc or auledl - suns and oeerlpalroroledueallon avarlablel - Processing opponunrlles on or oll srle - Markel availalvrluy, er speerlre rnarlcl opnons, . Managemenl skills lhal is. any deslgn has many polenlral oil-corner, and u rs above all llre slaled auns, lrlesiyle, and re< scrum ol rhe elrenllsl lhal deode lhelr oplions, Any sensrble desrgrl grves a plus lo rlan The evolulron l7! lire desrgn Is a rnalrer lor enal, lollowing observalren, and linen amng on rhal rnlonnairon l rornelirnes lhlnk lhal lhe only real purpose oi an rnroal design rs lo evolve some sorl or plan in gel one slaned ln an olherwlse eonluslng and complex srlu- alron. u so. a dsargn has a value lor lhis reason alone, lor as soon as we decade loslarl doing, we learn how lo proceed, the sori ui oprrons open lo people slarl wrlh a general deersron la dislanl geall, whreh is ollen sei by elhreal eonrrderalrrrns ieg “can rrl lhe earlh‘l This may lead dueslly loa seeond sex at possible opnons, ol whreh ero n conlrol, nunrrnal lrllage, and perhaps revegeralron ol sleep slaps are hrnrly lndrealed tor a rpecrlresrlern are lrghl ollhrselhre Thus, an opiron, cnev dmdzd on. also rndrealas ollrer upllons, prrorllres, and managerneni deerslons |n praelrral lerrns, we may also have lo eonsrder eosls, and perhaps decide lo generaie sorne shon— or long» rerrn ineorne.1hls,rn harn, may depend on whellrer we inarnrain a pan-hm, non-larvn rncorne, or ilalong lhe leap; gamer up our reluernenlalluwanee andgolorl. All (If lhis ean be plolled. ralller lrlre lhe deeisron pallern a iree males as rl luanelres upwarda Sorne oplrons are unpraeareal. or in eonnrel wnh olher de~ cisions and elhres, and are lhereiore unavarlable i5ee rigure 3.6). Following lhrough lhe oplrons llral anse irurn ellher our deersrons, or lhe eonslrarnls ol me and resources, we can see an apparenlly endless series of palnways. The proeerr rlsell I5 rnevrlalsle, rn lhal ri leads lo a serres oi rnnovalrve and praelreal proeedural palliways, some or whren may be very prornisrng and all ol wluell agree wilh lhe elllleal hnanelal, cultural, and guund eoruuarnls d ed by lne sue and/or ils oeurpanls AI a bnnus. nol one or lwo. bul several dozen opoons may remain open, and lhia rs always a sown wsmon rn whieh lo be. ln an unecruln world we need all pmlble doors open: cpuons open up or elose down an readily avarlable evrdenee or as declnimlrpomls are reaehed AH wlll alfxl lhe nurnber and dueealon or fulul! aenons, hence llre overall design To a greal exlenl, lhrs apprmarh eovers lhe economic and legal mnslralllls nol deall wrrh by eriher oi ihe preceding analylic or ubseryarlonal approaches. Il rs wrre, however, to irnplenlenl a lunned range or operons lor enal, or we may rncur slress and work as a resull ol lakrng loo rnueh on, 3 DATA OVERLAY DESIGN BY MAP OVERLAYS ln desrgn courses al rnodern eolleges, snrdenls are laughr lo labour asrrduously over maps, overlays on lhose maps, and overlays en rhe overlays, This ap proach should also be consrdered However, as a rnelhudelngy, ll is al oner rnore txpellswz, possrbly rnore lirneesonsurnrng, and polenilally lhe rnosl eonluslng oi all approaches Lrle rhesysieul or op ns, ll leads lo eerlarn rnevrlable ground placernenls, and perhaps lo uneasy compromises nor neeessnrrly inherenl rn lhe pleading rnellrods The danger here ls lhal lire ulap overlays onur rnrnurrae, and can never reveal evolulronary proreses Where a nlapprng and hard dala approach rs wealesl, however, rs lhal norne laelors are noi able lo he rnnpped ielhrcrl, lrnaneral, and enllural eons slrarnlsl, and llrar rl is very drilleulr lo ulelude more sltrlelevim delarls revealed oy uburvlnon, or lndrcaled al onee by our dualylu rnelhod oleornponerll rnpurs and oulprrls Despile lhrs, a good srre rnap males any landmipe design land lhrs is only pan 0! rhe loral deergnl rnuen easrer, and lar more vrsual A good rnap lndreales a lol or sensrble oppona and hypolheres idanr siren, soil/erop rurlnurlrlyl which can laier b¢ cheeloed wllh aelual srle (ondlllmli, avarlable clay lor danu, exrslrng urelul vegelalron, lhrealened halsrlal and so on The danger nf lhe purely nnalylre and overlay ap- proaehes rs lhal me very rernoleness el such syslenls males llealbrliiy drlhcull, oeeasroning unloreseen walk and expenae, whlrh are nol lneurred by lhe rnore ernp I and flexlhle observalron- and “upllnn' sysrenla, nre laller born allow a flexibk response lo lresh eondlmrns 3.7 P___—____ RANDOM ASSEMBLY DEIGN BY ASSESSING THE RESULTS OF RANDOM ASSEMBLIES nus rs anolher analylre rnelhed, removed irorn lhe rile 47