Context of the project<\/h2><\/div>Soletanche Bachy was contracted to construct as a main contractor an underground car park<\/a> under Marseille’s Place d’Arvieux. The car park is located between two office blocks and a metro tunnel.<\/p>\n<\/div>Description of the project<\/h2><\/div>Soletanche Bachy France<\/a> built\u00a0as a main contractor a cylindrical underground car park comprising 7 basement levels.<\/p>\n<\/div>Our solution<\/h2><\/div>The structure is a cylinder of 40 m diameter comprising the following:<\/p>\n
\n- a circular diaphragm wall<\/a>, excavated to a depth of 28m, in a marl soil,<\/li>\n
- a cylindrical, reinforced concrete central core 22m high, housing the vertical connections,<\/li>\n
- a continuous helical ramp running down 7 levels and carried on radial beams, with about 40 parking spaces for light vehicles on each level on either side of the two-way ramp,<\/li>\n
- a cover slab supporting the new architectural features and a new road across the square.<\/li>\n<\/ul>\n
The technical and secondary work was carried out after completion of the associated works (ventilation shafts, lift, operations room).<\/p>\n<\/div>
![](\"https:\/\/www.soletanche-bachy.com\/wp-content\/uploads\/sites\/18\/2023\/08\/pano-M3_Arvieux-Marseille_E_E-Gaffard-slider-1024x436.jpg\")
<\/span><\/li>![](\"https:\/\/www.soletanche-bachy.com\/wp-content\/uploads\/sites\/18\/2023\/08\/H-13_Arvieux-Marseille_E-Gaffard-slider-1024x436.jpg\")
<\/span><\/li>![](\"https:\/\/www.soletanche-bachy.com\/wp-content\/uploads\/sites\/18\/2023\/08\/G-22_Arvieux-Marseille_E-Gaffard-slider-1024x436.jpg\")
<\/span><\/li><\/ul><\/div><\/div><\/div><\/div>Type of project:<\/h3><\/div>![\"Car](\"https:\/\/www.soletanche-bachy.com\/wp-content\/uploads\/sites\/18\/2023\/03\/Parking-souterrain.png\")
<\/a><\/span>Car park<\/h4><\/div><\/div><\/div>Location:<\/h3><\/div>France<\/p>\n<\/div>
Filiale de Soletanche Bachy :\u00a0<\/h3><\/div>Soletanche Bachy France<\/a><\/p>\n<\/div>Project owner:<\/h3><\/div>EPA Eurom\u00e9diterran\u00e9e<\/p>\n<\/div>
Prime contractor:<\/h3><\/div>Groupement Atelier du Prado (architect) \/ Arcadis ESG (engineering) \/ Ma Studio (lighting designer)<\/p>\n<\/div>
Works period:<\/h3><\/div>07\/2006 \u2013 07\/2008<\/p>\n<\/div>
Types of techniques:<\/h3><\/div>![\"Diaphragm](\"https:\/\/www.soletanche-bachy.com\/wp-content\/uploads\/sites\/18\/2023\/03\/Diaphragm-wall-copie.png\")
<\/a><\/span>Diaphragm wall<\/h4><\/div><\/div><\/div>![\"Civil](\"https:\/\/www.soletanche-bachy.com\/wp-content\/uploads\/sites\/18\/2023\/03\/Reprise-en-sous-oeuvre.png\")
<\/a><\/span>Civil engineering<\/h4><\/div><\/div><\/div><\/div><\/div><\/div><\/div>\n\n<\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div>Key figures of the project<\/p><\/h2><\/div>
<\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div>0<\/span>m<\/span><\/div>depth for the diaphragm wall<\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div>Related techniques<\/h2><\/div><\/div><\/div><\/i>See all the techniques<\/span><\/a><\/div><\/div><\/div>- <\/span><\/a><\/span>
Diaphragm wall<\/a><\/h3><\/div><\/div><\/div><\/div><\/div> A Soletanche Bachy expertise A diaphragm wall is a support of excavation technique used by [...]<\/p><\/div>
<\/i>Find out more<\/span><\/a><\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t![\"\"](\"https:\/\/www.soletanche-bachy.com\/wp-content\/uploads\/sites\/18\/2021\/01\/CH_20201109_001@1x_1.jpg\")
\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/li>\n- <\/span><\/a><\/span>
Civil engineering<\/a><\/h3><\/div><\/div><\/div><\/div><\/div> We optimise the management and dimensioning of your project.\u00a0 Soletanche Bachy offers a [...]<\/p><\/div>
<\/i>Find out more<\/span><\/a><\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t![\"\"](\"https:\/\/www.soletanche-bachy.com\/wp-content\/uploads\/sites\/18\/2022\/05\/5CY6181_plancher-prefa_SPIA_Yves-Chanoit_vignette-1.jpg\")
\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/li>\n<\/ul><\/div><\/div><\/div><\/div><\/div><\/div><\/div>Our projects<\/h2><\/div><\/div><\/div><\/i>See all our projects<\/span><\/a><\/div><\/div><\/div>
Soletanche Bachy was contracted to construct as a main contractor an underground car park<\/a> under Marseille’s Place d’Arvieux. The car park is located between two office blocks and a metro tunnel.<\/p>\n<\/div> Soletanche Bachy France<\/a> built\u00a0as a main contractor a cylindrical underground car park comprising 7 basement levels.<\/p>\n<\/div> The structure is a cylinder of 40 m diameter comprising the following:<\/p>\n The technical and secondary work was carried out after completion of the associated works (ventilation shafts, lift, operations room).<\/p>\n<\/div> France<\/p>\n<\/div> Soletanche Bachy France<\/a><\/p>\n<\/div> EPA Eurom\u00e9diterran\u00e9e<\/p>\n<\/div> Groupement Atelier du Prado (architect) \/ Arcadis ESG (engineering) \/ Ma Studio (lighting designer)<\/p>\n<\/div> 07\/2006 \u2013 07\/2008<\/p>\n<\/div> Key figures of the project<\/p><\/h2><\/div> A Soletanche Bachy expertise A diaphragm wall is a support of excavation technique used by [...]<\/p><\/div> We optimise the management and dimensioning of your project.\u00a0 Soletanche Bachy offers a [...]<\/p><\/div>Description of the project<\/h2><\/div>
Our solution<\/h2><\/div>
\n
<\/span><\/li><\/span><\/li><\/span><\/li><\/ul><\/div>Type of project:<\/h3><\/div>
<\/a><\/span>Car park<\/h4><\/div><\/div><\/div>
Location:<\/h3><\/div>
Filiale de Soletanche Bachy :\u00a0<\/h3><\/div>
Project owner:<\/h3><\/div>
Prime contractor:<\/h3><\/div>
Works period:<\/h3><\/div>
Types of techniques:<\/h3><\/div>
<\/a><\/span>Diaphragm wall<\/h4><\/div><\/div><\/div>
<\/a><\/span>Civil engineering<\/h4><\/div><\/div><\/div>
Related techniques<\/h2><\/div><\/div><\/div>
Diaphragm wall<\/a><\/h3><\/div>
\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/li>\nCivil engineering<\/a><\/h3><\/div>
\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n<\/div><\/div><\/li>\n<\/ul>Our projects<\/h2><\/div><\/div><\/div>
![](\"https:\/\/www.soletanche-bachy.com\/wp-content\/uploads\/sites\/18\/2023\/09\/CH_25012011_014_Digue-Cusset_C.Helsy-vignette.jpg\")
<\/a><\/span><\/div><\/div><\/li>\n![](\"https:\/\/www.soletanche-bachy.com\/wp-content\/uploads\/sites\/18\/2023\/08\/3205-Trial-First-HC05-Barge-ABS_juin17-vignette.jpg\")
<\/a><\/span><\/div><\/div><\/li>\n![](\"https:\/\/www.soletanche-bachy.com\/wp-content\/uploads\/sites\/18\/2023\/08\/k20120719_8155\u00a9-MVB-Andras-Nemeth_Vignette.jpg\")
<\/a><\/span><\/div><\/div><\/li>\n<\/ul><\/div><\/div><\/div><\/div><\/div>