Vitruvius, Marci Vitruvii Pollionis De architectura libri decem : ope codicis Guelferbytani, editionis principis, ceterorumque subsidiorum recensuit, et glossario in quo vocabula artis propria Germ. Ital. Gall. et Angl. explicantur, 1800

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        <div xml:id="echoid-div106" type="section" level="1" n="59">
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            <s xml:id="echoid-s2487" xml:space="preserve">
              <pb o="122" file="0148" n="148" rhead="M. VITRUVII P. DE ARCHITECTURA"/>
            toria procurrentia, ex quibus introrſus curvaturae ſive verſurae ex loci
              <lb/>
            natura fuerint conformatae, maximas utilitates videntur habere. </s>
            <s xml:id="echoid-s2488" xml:space="preserve">Circum
              <lb/>
            enim porticus ſive navalia ſunt facienda, ſive ex porticibus aditus ad emporia, turresque ex utraque parte collocandae, ex quibus catenae tra-
              <lb/>
            duci per machinas poſſint. </s>
            <s xml:id="echoid-s2489" xml:space="preserve">Sin autem non naturalem locum neque ido-
              <lb/>
            neum ad tuendas ab tempeſtatibus naves habuerimus, ita videtur eſſe fa-
              <lb/>
            ciendum, uti ſi nullum flumen in his locis impedierit, ſed erit ex una
              <lb/>
            parte ſtatio, tunc ex altera parte ſtructuris ſive aggeribus expediantur
              <lb/>
            progreſſus, et ita conformandae portuum concluſiones. </s>
            <s xml:id="echoid-s2490" xml:space="preserve">Eae autem ſtruc-
              <lb/>
            turae, quae in aqua ſunt ſuturae, videntur ſic eſſe faciendae: </s>
            <s xml:id="echoid-s2491" xml:space="preserve">uti portetur
              <lb/>
            pulvis a regionibus, quae ſunt a Cumis continuatae ad promontorium Mi-
              <lb/>
            nervae, isque miſceatur uti in mortario duo ad unum reſpondeant. </s>
            <s xml:id="echoid-s2492" xml:space="preserve">De-
              <lb/>
            inde tunc in eo loco, qui definitus erit, arcae ſtipitibus robuſteis et ca-
              <lb/>
            tenis incluſae in aquam demittendae diſtinendaeque ſirmiter. </s>
            <s xml:id="echoid-s2493" xml:space="preserve">Deinde
              <lb/>
            inter eas ex tranſtillis inſerior pars ſub aqua exaequanda et purganda, et
              <lb/>
            caementis ex mortario materia mixta (quemadmodum ſupra ſcriptum eſt)
              <lb/>
            ibi congerendum, donicum compleatur ſtructurae ſpatium, quod fuerit in-
              <lb/>
            ter arcas. </s>
            <s xml:id="echoid-s2494" xml:space="preserve"> Sin autem propter fluctus aut impetus aperti pelagi deſti- natae arcae non potuerint contineri, tunc ab ipſa terra ſive crepidine
              <lb/>
            pulvinus quam firmiſſime ſtruatur: </s>
            <s xml:id="echoid-s2495" xml:space="preserve">Isque pulvinus exaequata ſtruatur
              <lb/>
            planitie minus, quam dimidiae partis; </s>
            <s xml:id="echoid-s2496" xml:space="preserve">reliquum, quod eſt proxime littus,
              <lb/>
            proclinatum latus habeat. </s>
            <s xml:id="echoid-s2497" xml:space="preserve">Deinde ad ipſam aquam et latera pulvino cir-
              <lb/>
            citer ſesquipedales margines ſtruantur aequilibres ei planitiae, quae ſupra
              <lb/>
            ſeripta eſt. </s>
            <s xml:id="echoid-s2498" xml:space="preserve">Tunc proclinatio ea impleatur arena, et exaequetur cum
              <lb/>
            margine et planitia pulvini. </s>
            <s xml:id="echoid-s2499" xml:space="preserve">Deinde inſuper eam exaequationem pila
              <lb/>
              <note symbol="2)" position="foot" xlink:label="note-0148-01" xlink:href="note-0148-01a" xml:space="preserve">Non legitur in Cod. ms. et Ed. Sulp.</note>
              <note symbol="3)" position="foot" xlink:label="note-0148-02" xlink:href="note-0148-02a" xml:space="preserve">Alias hic leguntur verba: Hoc autem munus naturale habent ea loca, ’quae ſupra ſcripta
                <lb/>
              ſunt. — quae transtuli ad periodum incipientem: In quibus autem locis. — quoniam, quem
                <lb/>
              hic interrumpunt ſenſum, ibi ligant.</note>
            </s>
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