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Barrage benmetir - Historique des versions
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Bertrand bouret le 16 septembre 2005 à 09:02
2005-09-16T09:02:39Z
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Bertrand bouret
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Bertrand bouret le 15 septembre 2005 à 10:03
2005-09-15T10:03:59Z
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Version du 15 septembre 2005 à 12:03</td>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><center>'''Le barrage de Ben Métir - Mise en eau en 1955'''</center></div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><center>'''Le barrage de Ben Métir - Mise en eau en 1955'''</center></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"></ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">Le barrage de Ben Métir sur l'oued El Lil a été commencé en 1946; il est situé dans la région la plus arrosée de Tunisie (Khroumirie) — 1.500 mm de pluie par an — sur une rivière, l'oued El Lil, régulièrement alimentée, dont les eaux sont particulièrement douces (moins de 200 mg de sel par litre) et dont le petit bassin versant (106 km2) est presque entièrement boisé.</ins></div></td></tr>
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<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">Ce barrage permettra de créer une retenue de 80 millions de mètres cubes d'eau pour un apport annuel moyen de 50 millions de mètres cubes, ce qui permet une régularisation interannuelle des apports. </ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"></ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">C'est un ouvrage en béton du type poids évidé à contreforts indépendants. Il ressemble à un barrage poids classique à profil en travers triangulaire, mais au lieu d'être monolithe, il est découpé en tranches indépendantes de 14 m d'épaisseur, chacune de ces tranches ou contrefort pouvant jouer par rapport à ses voisines comme les touches du clavier d'un piano.</ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"></ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">La longueur totale de l'ouvrage sera de 450 m; 350.000 m3 de béton seront nécessaires pour sa construction.</ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"></ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">Les eaux retenues par le barrage de l'oued El Lil seront turbinées dans une usine hydro-électrique de pied de barrage, restituées dans un bassin de compensation, puis, après épuration et stérilisation dans une station de filtration, dirigées sur Tunis pour l'alimentation en eau potable de la population de la capitale, par une conduite de 140 km de longueur et de 1.250 mm de diamètre. Cette retenue assurera un apport de 100.000 m3 d'eau par jour.</ins></div></td></tr>
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Bertrand bouret
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Bertrand bouret le 15 septembre 2005 à 09:44
2005-09-15T09:44:33Z
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><center>'''Le barrage de Ben Métir - Mise en eau en 1955'''</center></div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><center>'''Le barrage de Ben Métir - Mise en eau en 1955'''</center></div></td></tr>
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Bertrand bouret
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Bertrand bouret le 15 septembre 2005 à 09:44
2005-09-15T09:44:02Z
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<p><b>Nouvelle page</b></p><div>{{TUNISIE Eau}}<br />
[[Catégorie:SOCIETE]]<br />
[[Catégorie:HYDRAULIQUE]]<br />
[[Catégorie:TUNISIE]]<br />
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<center>'''Le barrage de Ben Métir - Mise en eau en 1955'''</center><br />
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<center>{{URL}}h/tv/barrage_benmetir.jpg</center><br />
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<center>{{URL}}h/barrages/t/carte_benmetir.jpg</center></div>
Bertrand bouret