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06.12.2017

Keller Grundläggning fulfills difficult jet-grouting job for Skanska in Kungens Kurva

In connection to the re-construction of a traffic intersection point at Kungens Kurva in Stockholm, a sheet wall was installed down to bedrock. Due to large quantities of water seeping out between sheet and bedrock, Keller Grundläggning was contracted for reducing the water flow. This was possible thanks to the water-propelled hammer and a hammer with an integrated jet-monitor.

Enjoy more reading on Project Case or click on the image on the right.



16.11.2017

Further ABI Mobilram TM14-17V piling/drilling rigs are stationed in Stockholm and Hainichen

In order to meet the rapidly growing demand for piling equipment, we have ordered further equipment from ABI. The Swedish colleagues of GDS Geo Drilling Solutions AB will start using one of these devices in early 2018. The machines are extremely flexible and can be used for piling of sheet piles, drilling with endless augers or down-the-hole-hammer drilling. Appropriate attachments are available for this purpose.

Please ask our colleagues

Robert Hansson (GDS); e-mail: robert.hansson@geo-drilling.com; mobile +46 70 887 5004

or

Denis Spielmann (BWH); e-mail: denis.spielmann@bohrwerkzeuge.com; mobile +49 170 3710275

Download ABI Mobilram TM14-17V

22.09.2017

Article in GeoDrilling International Magazine on Züblin’s utility hole project in the Boliden-Garpenberg Mine

In this edition of GDS Geo Drilling Solutions Newsletter we bring to your attention an article published in this month’s GeoDrilling International Magazine.

The article presents the drillings of utility holes – for transportation of backfill paste, water and electrical supply – in the Boliden-Garpenberg Mine in Sweden. There, GDS and Drill King International is partnering with Züblin Scandinavia to bring the water-propelled drilling tech-nology as well as an automated water filter system to the mine.

Enjoy your reading on http://www.geodrillinginternational.com/ or click on the image on the right.



08.09.2017

GDS Geo Drilling Solutions/DrillKing presents the new WAI 80i within the water-propelled hammer family

This Summer GDS Geo Drilling Solutions and DrillKing has presented a new member within the water-propelled hammer family; the 8’’ hammer WAI 80i. As for the other WAI series’ hammers, it is equipped with an integrated check valve.

The hammer is suitable for foundation applications such as casing advancing and drilling in hard rock. The hammer is designed to match drill bits with modified DHD 380 bit shank in the following hole dimensions:

  • Ø216 - 267 mm (Ø8.5 - 10.5’’) for drilling in rock
  • Ø219.1 - 323.9 mm (Ø8 5/8 - 12 3/4’’) for casing advancing

Read more on: The new WAI 80i



05.07.2017

Foundation of the new Court House in Tallinn, Estonia – Successful drilling with air DTH from GDS Geo Drilling Solutions/DrillKing

For the construction of the new Court House in Tallinn, the Estonian contractor OY Mikrovai chose the 3.5’’ air DTH hammer DK 30 from GDS/DrillKing. The reason for choosing the DrillKing hammer was its well know performance; something that was showed during the project as the ROP per drilled meter was substantially higher compared to the ROP from other hammer brands.

Read more: Project Case



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