Bélidor, Bernard Forest de, La science des ingenieurs dans la conduite des travaux de fortification et d' architecture civile

Table of Notes

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                <pb o="71" file="0253" n="261" rhead="LIVRE III. DE LA CONSTRUCTION DES TRAVAUX."/>
              ouvrage demande beaucoup de ſoin & </s>
              <s xml:id="echoid-s5370" xml:space="preserve">de précaution, ce premier
                <lb/>
              lit étant poſé, on en fera un autre derriere les pierres du ſoûbaſſement
                <lb/>
              qui aura trois briques & </s>
              <s xml:id="echoid-s5371" xml:space="preserve">demi de largeur ſeulement: </s>
              <s xml:id="echoid-s5372" xml:space="preserve">ſur celui-ci on
                <lb/>
              en fera un ſecond qui ſera moins étendu d’une demi brique, ſur
                <lb/>
              ce ſecond un troiſiéme qui ira encore en diminuant d’une demi bri-
                <lb/>
              que, & </s>
              <s xml:id="echoid-s5373" xml:space="preserve">on continuëra de même juſqu’au cinquiéme rang qui ſe ter-
                <lb/>
              minera à une brique & </s>
              <s xml:id="echoid-s5374" xml:space="preserve">demi, en élevant ces rangs des briques, on
                <lb/>
              a grand ſoin de bien garnir tout le reſte de l’épaiſſeur du mur & </s>
              <s xml:id="echoid-s5375" xml:space="preserve">
                <lb/>
              des contreforts de moîlon à bain de mortier arraſé ſur tout l’étendu
                <lb/>
              de l’ouvrage que l’on conduit toûjours de niveau de même que les
                <lb/>
              contreforts aux angles deſquels on met les plus gros moîlons, ob-
                <lb/>
              ſervant que la racine ſoit bien liée avec le revêtement pour que
                <lb/>
              le tout ne faſſe qu’un corps: </s>
              <s xml:id="echoid-s5376" xml:space="preserve">quand la Maçonnerie a été élevée de
                <lb/>
              niveau au dernier rang de briques dont nous venons de parler,
                <lb/>
              pour lors on dit avoir fait une levée que l’on couvre de rechef d’un
                <lb/>
              rang de trois briques d’épaiſſeur qui regne generalement ſur tout
                <lb/>
              l’ouvrage, & </s>
              <s xml:id="echoid-s5377" xml:space="preserve">ce rang eſt nommé chaîne, parce qu’effectivement
                <lb/>
              il enchaîne pour ainſi dire toutes les parties de l’ouvrage les unes
                <lb/>
              avec les autres, après cela l’on recommence tout de nouveau à
                <lb/>
              faire une levée de briques de cinq rangs de hauteur allant en di-
                <lb/>
              minuant d’une demi brique au premier rang, & </s>
              <s xml:id="echoid-s5378" xml:space="preserve">ſe terminant à une
                <lb/>
              & </s>
              <s xml:id="echoid-s5379" xml:space="preserve">demi au cinquiéme, le derriere garni de moîlon comme l’on a
                <lb/>
              fait pour la premiere levée, & </s>
              <s xml:id="echoid-s5380" xml:space="preserve">ainſi de ſuite.</s>
              <s xml:id="echoid-s5381" xml:space="preserve"/>
            </p>
            <p>
              <s xml:id="echoid-s5382" xml:space="preserve">D’un autre côté l’on continuë à conduire le parement par aſſiſes
                <lb/>
              de boutiſſes & </s>
              <s xml:id="echoid-s5383" xml:space="preserve">de pannereſſes, les boutiſſes bien enclavées dans l’é-
                <lb/>
              paiſſeur du mur, & </s>
              <s xml:id="echoid-s5384" xml:space="preserve">les pannereſſes ſerrées & </s>
              <s xml:id="echoid-s5385" xml:space="preserve">maçonnées entre les
                <lb/>
              boutiſſes, faiſant toûjours ſuivre à leurs faces le talud de la muraille,
                <lb/>
              tant que le ſoûbaſſement ſoit parvenu à la hauteur qu’on jugera à
                <lb/>
              propos de lui donner, qui eſt ordinairement de 5 ou 6 pieds plus
                <lb/>
              ou moins ſelon la hauteur de l’ouvrage. </s>
              <s xml:id="echoid-s5386" xml:space="preserve">Le ſommet de la derniere
                <lb/>
              aſſiſe du ſoûbaſſement doit être taillé en champ frain de deux pouces:
                <lb/>
              </s>
              <s xml:id="echoid-s5387" xml:space="preserve">cette partie du parement ſe fabrique comme nous l’avons dit avec
                <lb/>
              du mortier de ciment, de terraſſe, ou de cendrée de Tournay, ſelon
                <lb/>
              les Pays où l’on fait travailler, on en uſe de même pour tous les
                <lb/>
              autres murs qui ſont ſujets à être environnés d’eau.</s>
              <s xml:id="echoid-s5388" xml:space="preserve"/>
            </p>
            <p>
              <s xml:id="echoid-s5389" xml:space="preserve">Quand le ſoûbaſſement eſt achevé on continuë à élever le reſte
                <lb/>
              du parement qui ſe fait de briques ou de moîlon picqué, mais plus
                <lb/>
              ordinairement de briques; </s>
              <s xml:id="echoid-s5390" xml:space="preserve">c’eſt pourquoi j’ai ſupoſé que le profil
                <lb/>
                <note position="right" xlink:label="note-0253-01" xlink:href="note-0253-01a" xml:space="preserve">
                  <emph style="sc">Planch</emph>
                .
                  <lb/>
                8.</note>
              repreſenté par la Figure 10. </s>
              <s xml:id="echoid-s5391" xml:space="preserve">étoit fait dans ce goût-là: </s>
              <s xml:id="echoid-s5392" xml:space="preserve">il exprime
                <lb/>
              aſſés bien la diſpoſition des aſſiſes qui compoſent le ſoûbaſſement,
                <lb/>
              les chaînes de briques qui ſe font après chaque levée & </s>
              <s xml:id="echoid-s5393" xml:space="preserve">les cinq </s>
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