PVD installation for waste water treatment plant Conackry

In 2015, we installed 1,400,000m1 of prefabricated vertical drain, with an installation depth up to 12m.

In 2013, we installed 185,000m1 of prefabricated vertical drain, with an installation depth up to 11m.

In 2011, we installed 1,500,000m1 of prefabricated vertical drain, with an installation depth up to 29m.

In 2016, we installed 1,800,000m1 of prefabricated vertical drain, with an installation depth up to 18m.

In 2009, we installed 2,500,000m1 of prefabricated vertical drain, with an installation depth up to 18m.

In 2010, we installed a prefabricated vertical drain of 900,000m1, with an installation depth up to 30m.

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