Vitruvius, M. Vitruvii ... de architectura libri decem, ad Augustum Caesarem accuratiß conscripti: & nunc primum in Germania qua potuit diligentia excusi, atq[ue] hinc inde schematibus non iniucundis exornati

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        <div xml:id="echoid-div203" type="section" level="1" n="153">
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            <s xml:id="echoid-s3052" xml:space="preserve">
              <pb o="163" file="0217" n="217" rhead="DE ARCHITEC. LIB. VI."/>
            o
              <unsure/>
            nera fuerint parictum aut columnarum, non poterunt habere perpetu-
              <lb/>
            am firmitatem: </s>
            <s xml:id="echoid-s3053" xml:space="preserve">præterea inter limina ſecundum pil{as} & </s>
            <s xml:id="echoid-s3054" xml:space="preserve">ant{as}, poſtes ſi
              <lb/>
            ſupponentur, erunt non uicioſæ. </s>
            <s xml:id="echoid-s3055" xml:space="preserve">Limina enim & </s>
            <s xml:id="echoid-s3056" xml:space="preserve">trabes ſtructuris cum
              <lb/>
            ſint oner atæ, medio ſpatio pandantes, frangunt ſub lyſi ſtructur{as}. </s>
            <s xml:id="echoid-s3057" xml:space="preserve">Cum
              <lb/>
            autem ſubiecti fuerint & </s>
            <s xml:id="echoid-s3058" xml:space="preserve">ſubcuneati poſtes, non patiuntur inſidere tra-
              <lb/>
            bes, ne c{as} lædere. </s>
            <s xml:id="echoid-s3059" xml:space="preserve">Item adminiſtr andum est, uti leuent on{us} parietum
              <lb/>
            fornicationes, cuneorũ diuiſioni b{us} & </s>
            <s xml:id="echoid-s3060" xml:space="preserve">ad centrum reſpondentes earum
              <lb/>
            concluſur æ. </s>
            <s xml:id="echoid-s3061" xml:space="preserve">Cum enim extra trabes, aut liminum capita arc{us} cuneis erũt
              <lb/>
            concluſi, primum non pandabit materies leuata onere: </s>
            <s xml:id="echoid-s3062" xml:space="preserve">deinde ſiquòd é
              <lb/>
            uetuſtate uitium cœperit, ſine molitione fulturarum faciliter mutabitur.
              <lb/>
            </s>
            <s xml:id="echoid-s3063" xml:space="preserve">Item{qúe} quæ pilatim aguntur ædificia, & </s>
            <s xml:id="echoid-s3064" xml:space="preserve">cuncorũ diuiſionib{us} coagmen-
              <lb/>
            tis ad centrum reſpondentib{us}, fornices concludunuur. </s>
            <s xml:id="echoid-s3065" xml:space="preserve">Extremæ pilæ in
              <lb/>
            his latipres ſpatio ſunt faciundæ, utiuires eæ habentes reſiſtere poßint,
              <lb/>
            cum cuneiab onerib{us} parietum preßi, per coagmenta ad centrum ſe præ
              <lb/>
            mentes extruderint incumb{as}. </s>
            <s xml:id="echoid-s3066" xml:space="preserve">Ita ſiangulares pilæ erunt ſpacioſis ma
              <lb/>
            gnitudinibZ{us} continendo cuneos, firmitatem operib{us} præſtabunt. </s>
            <s xml:id="echoid-s3067" xml:space="preserve">Cum in
              <lb/>
            his reb{us} animaduer ſum fuerit, utiea diligentia in his adhibeatur, non mi
              <lb/>
            n{us} etiam obſeruandum est, uti omnes ſtructuræ perpendiculoreſponde-
              <lb/>
            ant, ne habeant in ulla parte proclinationes. </s>
            <s xml:id="echoid-s3068" xml:space="preserve">Maxima autem eſſe debet
              <lb/>
            cur a ſubſtructionũ, quòd in his infinita uitia ſolet facere terræ congeſtio. </s>
            <s xml:id="echoid-s3069" xml:space="preserve">
              <lb/>
            Ea enim non poteſt eſſe ſemper uno pondere, quo ſolet eſſe per æſtatem,
              <lb/>
            ſed hybernis temporib{us} recipiendo ex imbrib{us} aquæ multitudinem cre
              <lb/>
            ſcens, & </s>
            <s xml:id="echoid-s3070" xml:space="preserve">pondere, & </s>
            <s xml:id="echoid-s3071" xml:space="preserve">amplitudine diſrumpit & </s>
            <s xml:id="echoid-s3072" xml:space="preserve">extrudit ſtructur arum
              <lb/>
            ſeptiones. </s>
            <s xml:id="echoid-s3073" xml:space="preserve">Ita ut huic uitio medeatur, ſic erit faciundum, uti primum pro
              <lb/>
            amplitudine cõgeſtionis craßitudo ſtructuræ conſtituatur, deinde in fron
              <lb/>
            tib{us} an terides ſiue eriſmæ ſint una ſtruantur, eæ{qúe} inter ſe diſtent tanto
              <lb/>
            ſpatio, quanto altitudo ſubſtructionis est futura, craßitudine eadem qua
              <lb/>
            ſubſtructio. </s>
            <s xml:id="echoid-s3074" xml:space="preserve">Procurrant autem abimo, per quam craßitudo conſtituta fue
              <lb/>
            rit ſubſtructionis, deinde contrahantur gradatim ita uti ſummam habe-
              <lb/>
            ant prominentiam quanta operis eſt craßitudo.</s>
            <s xml:id="echoid-s3075" xml:space="preserve"/>
          </p>
          <p style="it">
            <s xml:id="echoid-s3076" xml:space="preserve">Præterea introrſ{us} contra terrenum, uti dentes coniuncti muro ſer-
              <lb/>
            ratim ſtruantur, uti ſinguli dentes ab muro tantum diſcedant quanta alti
              <lb/>
            tudo futur a erit ſubſtructionis. </s>
            <s xml:id="echoid-s3077" xml:space="preserve">Craßitudinis autem habeant dẽtium ſtru
              <lb/>
            cturæ uti muri. </s>
            <s xml:id="echoid-s3078" xml:space="preserve">Item in extremis angulis cũreccſſum fuerit ab </s>
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    </echo>
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