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ins.: 2020-03-03 16:02; ( Age: 4 yrs )
By: Scientists
Category: COSC_

COSC: 2020-03-03

First activities at the COSC-2 drill site!

The snow was cleared from the access road and drill site and a local company is presently drilling the first 100 m with DTH air hammer.

The snow was cleared from the access road and drill site and a local company is presently drilling the first 100 m with DTH air hammer.

First activities at the COSC-2 drill site! The snow was cleared from the access road and drill site and a local company is presently drilling the first 100 m with DTH air hammer. In this borehole, a conductor casing will be cemented to stabilise the rock close to the surface and protect the groundwater. Core drilling with a target depth of 2500 m will start at the bottom of hammer drilled borehole. Cuttings from hammer drilling were collected in 3 m interval to get a first idea about the bedrock in the upper part of the borehole.