Wet-mix spraying Archivos

Is your shotcrete equipment ready for the job ahead? [CHECKLIST]

We can’t stress this enough: if you want your shotcrete equipment to function optimally, you’re going to have to devote a little time and effort to it. And by little, we mean little. Because in [...]

Best practices on the jobsite, Buenas prácticas en obra

Concrete & mortar use in conventional tunneling: an introduction

Every tunnel is a one-of-a-kind construction that fulfills the needs of its particular surrounds, but they all share a common element: the need for structural support during the different stages [...]

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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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The New Austrian Tunneling Method (NATM) & shotcrete: growing side by side

The New Austrian Tunneling Method, the world’s most widely used underground construction method, partially owes its success to the technical breakthroughs in shotcrete technology over recent [...]

Application methods, Application methods

The role of shotcrete in the Drill & Blast Cycle

Within the drill and blast cycle for underground tunnel construction or mining, shotcrete has become increasingly prominent over recent years. The technique consists of the drilling of boreholes [...]

Concrete spraying equipment, Concrete spraying equipment, Concrete spraying equipment, Concrete spraying equipment

Concrete plants & the shotcrete process

In the making of high-quality projected concrete or shotcrete, it is key to have the right ‘recipe’ setting out the correct proportions in which to dose the different ingredients required. But [...]

Shotcrete ingredients, Shotcrete ingredients

Shotcrete: a brief history

Used today for its versatility and durability for covering from curved structures to stabilizing roadside walls; shotcrete was initially devised by prolific American inventor Carl Ethan Akeley. [...]

Shotcrete culture, Shotcrete culture, Shotcrete culture

Reducing shotcrete rebound: key factors and advice

Shotcrete has introduced key improvements in the construction industry thanks to its versatility as well as cost-reduction, but the pneumatic application needed to project and compact the [...]

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What advantages do alkali-free additives have?

Among the shotcrete mixture additives is the hardening accelerator, which is added through an additive pump, and is synchronized with the concrete flow. Hardening accelerators may be alkaline, or [...]

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Trends: Putzmeister’s view on the future of shotcrete

Evolution of shotcrete in time Shotcrete has become the most popular method of ground support because it is safe, versatile, reliable, and fast. In addition, shotcrete allows you to build the [...]

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