Construction Equipment

Sprayed Concrete for Tunnelling

For underground construction in tunnelling and mining, Putzmeister develops equipment particularly for shotcreting, but as well for material transport and other applications. The shotcreting product range includes mobile spraying robots as well as trailer-mounted units, with concrete conveying performances of up to 30 m3/h and spraying reaches of up to 17 m

For lower sections in tunnelling and mining, the company recently presented its next generation of concrete spraying equipment at Bauma 2010, Munich – the Sika-PM 4207. The main fields of application for this spraying system are immediate...

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Issue 02/2014

Putzmeister Underground

Based on more than 50 years of experience and the technological know-how of a leading provider of concrete pumping and placing equipment, Putzmeister has developed a range of tunneling and mining...

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Issue 01/2013 International Tunnelling

BASF to sell MEYCO Equipment to Atlas Copco

BASF has signed a contract with Atlas Copco to sell its MEYCO Equipment business providing concrete spraying machines to the tunnelling and mining industries. The machinery manufacturer, which is...

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Issue 04/2023

High Performance Steel Fibres Offer New Possibilities for Permanent Sprayed Concrete Lining

Conventionally, tunnels constructed using sprayed concrete have been based on a temporary sprayed concrete lining to stabilize the opening after excavation and to contain short to medium-term loads....

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Issue 08/2009 Conferences

Alpbach 2009: New Developments in Shotcrete Technology

Around 280 experts from research and practice – almost half of them from abroad – as well as a number of exhibitors – accepted the invitation from Prof. Wolfgang Kusterle from the Technical...

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Issue 03/2009 Construction Equipment

Safe Securing of the Excavation with Spraying Head Kinematics

The altogether 2,530??m long construction project is being set up by the Tunnel Schwäbisch Gmünd JV (consisting of Züblin, Baresel, Hinteregger, ÖSTU-Stettin). The tunnel is split up from west to...

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