Operator safety – Putzmeister

EFNARC certification: what does it mean for an operator? [INTERVIEW]

Does EFNARC (Experts for Specialised Construction and Concrete Systems) certification ring a bell? Would you like to learn more about this important organization in the world of shotcrete? Great, [...]

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Testing shotcrete: the slump test [Video]

Another essential test to measure the consistency of fresh shotcrete is the slump or Abrams cone test. As is the case with the flow table test, the methodology is simple and requires only basic [...]

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Going underground: how operators prep for underground worksites

Underground worksites such as mines and tunnels are tough and dangerous workplace environments: so much so that a small oversight can turn into a massive issue down the line, particularly when [...]

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How is shotcrete used in slope stabilization work?

One of the many applications of shotcrete in civil engineering work is that of slope support, a cut in the terrain which is at a steep angle to the horizontal. Slopes, which are often created [...]

Application methods

How much shotcrete can you save by employing a highly skilled operator? Find out here

Training requirements for shotcrete operators are increasingly demanding, given the importance of this work onsite. A poor application technique not only generates greater shotcrete waste as it [...]

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[Updated]: Top 10 free publications about shotcrete

Sprayed concrete remains a leading support method for tunnel and underground mining, known for reducing material costs, its speed of application and, above all, the safe working environment it [...]

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Testing shotcrete: the flow table test [Video]

Tests have a vital role to play in the mixing of shotcrete, with on-site sampling and testing essential to ensure the sprayed concrete offers the best possible quality and performance. The two [...]

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The School of Mines in the shotcrete cycle: hands-on learning

A School of Mines with an underground site where operators can practice concrete spraying or shotcreting is an essential part of the practice-based nozzleman learning process. Underground [...]

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Did you know certified shotcrete operators are more sought-after than ever?

Shotcrete is widely recognized not only as a material, but also as a process. Its correct application, as well as the recipe, are the pillars to ensure the safety of both personnel and the [...]

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Equipment for underground construction work: Basic requirements

Equipment ranges designed for underground construction work must meet conditions regarding safety, maintenance and operation that go well beyond the demands made of machines working on the [...]

Concrete spraying equipment