Vitruvius Pollio, I dieci libri dell?architettura, 1567

Table of figures

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                <p type="main">
                  <s id="s.003216">
                    <pb pagenum="157" xlink:href="045/01/165.jpg"/>
                  to ſuo ſin' all'eſtremità dell'orlo. </s>
                  <s id="s.003217">I tondini ſi deono fare per l'ottaua parte del cauetto. </s>
                  <s id="s.003218">lo
                    <lb/>
                  ſporto della baſa, per la ottaua, & ſeſtadecima parte della groſſezza della colonna. </s>
                  <s id="s.003219">
                    <lb/>
                  Fatte compitamente, & poſte le baſe a i luoghi ſuoi, egli ſi deue ponere a perpendicolo
                    <lb/>
                  del centro loro le colonne di mezo, nell'antitempio, & nel poſtico. </s>
                  <s id="s.003220">Male angulari, & quel
                    <lb/>
                  le, che dirimpetto alle angulari nelli lati del Tempio dalla deſtra, & dalla ſiniſtra deono eſ­
                    <lb/>
                  ſer poſte, ſi fermeranno in modo, che le parti loro, che riguardano al di dentro uerſo i pare
                    <lb/>
                  ti della cella, ſiano a perpendicolo, ma le eſteriori ſtiano, come s'è detto della loro con­
                    <lb/>
                  trattura. </s>
                  <s id="s.003221">perche a queſto modo le figure della compoſition del tempio ſaranno giuſtamen
                    <lb/>
                  te, & ſecondo la ragione del raſtremamento fornite. </s>
                </p>
                <p type="main">
                  <s id="s.003222">
                    <emph type="italics"/>
                  Quello che dice Vitru. è che poſte le baſe a i luoghi ſuoi, ſi deono porre le colonne con giudi­
                    <lb/>
                  cio. </s>
                  <s id="s.003223">Delle colonne altre ſtanno ſu gli anguli, altre ſtanno tra quelli. </s>
                  <s id="s.003224">queſte, ſi chiamano me­
                    <lb/>
                  diane, quelle angulari. </s>
                  <s id="s.003225">Vuole Vitru. che le mediane ſiano drizzate a piombo nel mezo del cen­
                    <lb/>
                  tro loro: ma le angulari ſiano nella parte di dentro piane, & ſenza rastremamento: & questo ſi
                    <lb/>
                  fa perche incontrino bene con gli anguli del parete. </s>
                  <s id="s.003226">& dicono queſti oſſeruatori, che rieſcono be­
                    <lb/>
                  ne alla uiſta. </s>
                  <s id="s.003227">Similmente raſtremate non uuole Vitr. che ſiano quelle, che ſono proſſime al parete
                    <lb/>
                  dirimpetto alle angulari, dico da i lati del parete, perche tanto queſte, quanto quelle, non hanno
                    <lb/>
                  contrattione di dentro uia, ma il loro lato interiore ua dritto a piombo.
                    <emph.end type="italics"/>
                  </s>
                </p>
                <p type="main">
                  <s id="s.003228">Poſti & drizzati i fuſti delle colonne, ſeguita la ragione de i capitelli. </s>
                  <s id="s.003229">queſti ſe ſaranno
                    <lb/>
                  a piumazzo, con tali ſimmetrie ſi formeranno, che quanto farà groſſa la colonna da piedi,
                    <lb/>
                  aggiuntaui la decima ottaua parte del fuſto da baſſo, tanto ſia lungo, & largo l'Abaco: ma
                    <lb/>
                  la groſſezza con le uolute per la metà. </s>
                  <s id="s.003230">douemo poi ritirarſi in entro dall'eſtremità dell'A­
                    <lb/>
                  baco parti due, & meza di uenti, per le fronti delle uolute, & lungo lo Abaco da tutte
                    <lb/>
                  quattro le parti delle uolute, appreſſo la quadra della eſtremità del dado mandar in giu le
                    <lb/>
                  linee, che catheti ſi chiamano, & quella groſſezza gia preſa diuidere in noue parti è meza. </s>
                  <s id="s.003231">
                    <lb/>
                  Vna parte & meza ſia data alla groſſezza dell'Abaco, & delle altre otto ſi facciano le uolu­
                    <lb/>
                  te. </s>
                  <s id="s.003232">Allhora dalla linea, che farà mandata giu ſecondo la eſtrema parte dell'Abaco, ſe ne
                    <lb/>
                  ritiri a dentro un'altra di larghezza d'una parte & meza. </s>
                  <s id="s.003233">Dapoi ſiano diuiſe queſte linee
                    <lb/>
                  di modo, che ſi laſcino quattro parti, & meza ſotto l'Abaco. </s>
                  <s id="s.003234">Oltra di queſto da quel
                    <lb/>
                  luogo, ilquale diuide quattro & meza, & tre & meza, ſia ſegnato il centro dell'occhio, &
                    <lb/>
                  da quel centro ſia tirato un giro tanto grande in diametro, quanto è una parte delle otto:
                    <lb/>
                  & quella ſarà la grandezza dell'occhio. </s>
                  <s id="s.003235">Et nella iſteſſa linea, catheto detta, ſia tirato il
                    <lb/>
                  ſuo diametro correſpondente. </s>
                  <s id="s.003236">Poi dal diſopra ſotto l'Abaco s'incominci, & per ogni
                    <lb/>
                  giro di quarta ſia minuito lo ſpacio di mez'occhio, fin che peruenga allo iſteſſa quarta,
                    <lb/>
                  che è ſotto l'Abaco. </s>
                </p>
                <p type="main">
                  <s id="s.003237">
                    <emph type="italics"/>
                  Fin qui Vitr. ha ragionato della uoluta, come di coſa appoſta per ornamento del capitello, co­
                    <lb/>
                  me è ueramente, hora ragionerà del capitello. </s>
                  <s id="s.003238">& queſto ſi deue auuertire. </s>
                  <s id="s.003239">dice adunque.
                    <emph.end type="italics"/>
                  </s>
                </p>
                <p type="main">
                  <s id="s.003240">La groſſezza del capitello ſi deue fare in queſto modo: che di noue parti & meza tre
                    <lb/>
                  pendino dinanzi ſotto il tondino, del fuſto di ſopra, & leuatane la cimaſa il reſtante ſi
                    <lb/>
                  dia allo abaco & al canale. </s>
                  <s id="s.003241">lo ſporto della cimaſa ſia oltra il quadro dell'abaco per la gran­
                    <lb/>
                  dezza dell'occhio. </s>
                </p>
                <p type="main">
                  <s id="s.003242">
                    <emph type="italics"/>
                  Sotto il tondino, ouero aſtragalo, tre parti ſono, che reſtauano delle noue & meza. </s>
                  <s id="s.003243">queste
                    <lb/>
                  tre dice Vitru. che non ſi metteno a conto della groſſezza del capitello, perche ſono occupato
                    <lb/>
                  dalla uoluta, che pende inanzi ſotto il tondino, ilquale è alla ſommità della colonna. </s>
                  <s id="s.003244">& ſi uede
                    <lb/>
                  per queſte parole, che il tondino terminaſotto l'occhio, perche tre parti reſtauano ſotto l'occhio. </s>
                  <s id="s.003245">
                    <lb/>
                  dice poi, che leuato l'abaco, alquale hauemo detto, che ſi da una parte & meza, il reſtante è
                    <lb/>
                  compartito tra'l canale, & la cimaſa. </s>
                  <s id="s.003246">I termini del canale ſono dimoſtrati dal primo giro della
                    <lb/>
                  uoluta, perche ſono doue comincia il ſecondo giro.
                    <emph.end type="italics"/>
                  </s>
                </p>
                <p type="main">
                  <s id="s.003247">Le cinte de i piumazzi habbiano queſto ſporto dallo abaco, che poſto un piede della </s>
                </p>
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