{"id":3299,"date":"2019-12-04T10:04:21","date_gmt":"2019-12-04T09:04:21","guid":{"rendered":"https:\/\/www.bessac.com\/?page_id=3299"},"modified":"2026-02-18T16:53:15","modified_gmt":"2026-02-18T15:53:15","slug":"presentation-tunnel-contracting","status":"publish","type":"page","link":"https:\/\/www.bessac.com\/en\/underground-works\/presentation-tunnel-contracting\/","title":{"rendered":"Underground works"},"content":{"rendered":"

Underground<\/span> works<\/span><\/strong><\/h2><\/div>

BESSAC is a specialist in tunnel and microtunnel works.<\/b> With a wealth of experience and highly developed expertise, <\/b>it is now present on five continents. This international activity represents the majority of our annual turnover.<\/p>\n<\/div>

<\/div><\/div><\/div>

In this section <\/b><\/span><\/p>\n<\/div>

. Areas of Operation <\/span><\/a><\/span><\/strong>
\n. <\/span><\/strong>Expertise and Skills<\/b><\/a>
\n. <\/span>Key figures<\/a><\/strong><\/p>\n<\/div>

<\/div><\/div><\/div><\/div><\/div>
<\/div>

Areas of Operation<\/h2><\/div>
<\/div><\/div><\/div><\/div><\/div><\/div>
<\/span><\/div>
Water & Sewerage<\/h6><\/div><\/div><\/div>
<\/span><\/div>
Subways<\/h6><\/div><\/div><\/div>
<\/span><\/div>
Technical Galleries<\/h6><\/div><\/div><\/div>
<\/span><\/div>
Oil & Gas Energy<\/h6><\/div><\/div><\/div>
<\/span><\/div>
Maritime Works<\/h6><\/div><\/div><\/div><\/div><\/div>
<\/span><\/div><\/div><\/div>

Expertise and skills<\/span><\/h2><\/div>

BESSAC has <\/span>extensive experience in managing complex design-build projects<\/strong>. To date, we have references in over 35 countries.<\/span><\/p>\n

Our expertise includes:<\/p>\n

– An <\/span>integrated design office.<\/strong><\/p>\n

– An <\/span>industrial department<\/strong> and a <\/span>manufacturing plant<\/strong> supporting our construction sites.<\/span><\/p>\n<\/div><\/div><\/div><\/div><\/div>

Skills:<\/b><\/p>\n

– Mastery of all mechanized excavation techniques:<\/strong> directional drilling, MicroTBM, slurry TBM, EPB TBM, compressed-air TBM, variable density TBM, hard rock TBM.<\/span><\/p>\n

– Shafts construction & civil engineering works.<\/strong><\/p>\n

– Concept and multi-trade project<\/strong> management.<\/span><\/p>\n

– International capabilities.<\/strong><\/p>\n

– <\/strong>Precast segments and jacking pipes.<\/b>
\n<\/strong><\/p>\n<\/div><\/div><\/div>

<\/span><\/div><\/div><\/div><\/div><\/div>

Key figures<\/h2><\/div><\/div><\/div><\/div><\/div>
<\/span><\/div>
Specialists<\/h6><\/div><\/div><\/div>
<\/span><\/div>
of MicroTBM carried out
\nin the last 10 years<\/h6><\/div><\/div><\/div>
<\/span><\/div>
TBMs and MicroTBMs<\/h6><\/div><\/div><\/div>
<\/span><\/div>
of TBM carried out
\nin the last 10 years<\/h6><\/div><\/div><\/div><\/div><\/div>
<\/div>
<\/div>
<\/div><\/div><\/div>
<\/div><\/div><\/div>
<\/span><\/div><\/div><\/div><\/div>
<\/div><\/div><\/div><\/div><\/div>

You have a project?
\n<\/span><\/p>\n

\u00a0<\/p>\n<\/div>

Contact Pascal MOLINER<\/i><\/b><\/p>\n

Phone:<\/strong> +33 5 61 37 63 63<\/p>\n

Mail:<\/strong> commercial@bessac.com<\/a><\/p>\n<\/div>

<\/div>
<\/div>
<\/div><\/div><\/div>
<\/div><\/div><\/div>
<\/div><\/div>
<\/div><\/div><\/div><\/div><\/div>
<\/div>
<\/div>

You have a project?<\/span><\/p>\n

\n<\/div>

<\/div>
<\/div>
<\/div>
<\/i>Contact Us<\/span><\/a><\/div><\/div><\/div>
<\/div><\/div><\/div>
<\/span><\/div><\/div><\/div><\/div>
<\/div><\/div><\/div><\/div><\/div>
<\/div><\/div><\/div><\/div>

Read <\/span>also<\/span><\/div><\/h2><\/div><\/div><\/div><\/div><\/div>
<\/a><\/span><\/div>
<\/div>

Industrial D<\/a>ivision<\/h2>\n<\/div><\/div><\/div>
<\/a><\/span><\/div>
<\/div>

Training Center<\/a><\/h2>\n<\/div><\/div><\/div><\/div><\/div><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":1178,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"100-width.php","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-3299","page","type-page","status-publish","hentry"],"aioseo_notices":[],"acf":[],"_links":{"self":[{"href":"https:\/\/www.bessac.com\/en\/wp-json\/wp\/v2\/pages\/3299","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bessac.com\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.bessac.com\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.bessac.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bessac.com\/en\/wp-json\/wp\/v2\/comments?post=3299"}],"version-history":[{"count":39,"href":"https:\/\/www.bessac.com\/en\/wp-json\/wp\/v2\/pages\/3299\/revisions"}],"predecessor-version":[{"id":32149,"href":"https:\/\/www.bessac.com\/en\/wp-json\/wp\/v2\/pages\/3299\/revisions\/32149"}],"up":[{"embeddable":true,"href":"https:\/\/www.bessac.com\/en\/wp-json\/wp\/v2\/pages\/1178"}],"wp:attachment":[{"href":"https:\/\/www.bessac.com\/en\/wp-json\/wp\/v2\/media?parent=3299"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}