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: 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. [...]
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 [...]
Fiber-reinforced shotcrete: Basic primer
In the fight for longevity, cracking is one of the biggest challenges that structural engineers face in a shotcrete project. Anticipating these issues is one of the cornerstones of the industry, [...]
Advantages of hydrostatic drives for underground construction
Hydrostatic transmissions have become the gold standard for the heavy machinery mining industry, due to its high output capacity, fuel consumption optimization, stability and safety profile. [...]
Shotcrete and SCL method as a permanent structure
Constant improvements in shotcrete are supporting the development of Sprayed Concrete Lining, which continues to gain prominence in the tunnelling segment. Designed initially to be used as a [...]
We wish you Happy Holidays!
Dear Reader, You give meaning to our blog, so we thank you for joining us this year and hope to see you in 2016. Our best wishes for these holidays from the Putzmeister team. Happy New Year!
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 [...]
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 [...]
Advantages of mechanized wet-mix shotcreting in comparison to manual dry-mix spraying
Shotcrete in underground works can be applied with different methods and equipment: wet-mix spraying or dry-mix spraying, manual or mechanized equipment. The wet-mix already includes all [...]
