MANAGEMENT

Focus on effective shotcrete use

The use of wet sprayed concrete has become more and more widespread as primary and secondary rock support in underground mines around the world, either with mesh or bolting and nowadays with steel or synthetic fibres ‘in the mix’ to improve the flexural and tensile strength of the shotcrete.

Staff reporter
Concrete spraying with Normet’s Spraymec SF 050 DV in a Finnish mine

Concrete spraying with Normet’s Spraymec SF 050 DV in a Finnish mine

In Latin America, wet sprayed concrete has been used for more than 25 years and in some countries the method is more developed than in others. The quality, productivity and economy of wet sprayed concrete...

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