Construction Archivos

Excavation methods: let’s compare TBM and Drill & Blast

In the world of underground construction, there are two main methods for the excavation of tunnels in rock: conventional excavation methods and mechanized excavation methods. The former includes [...]

Métodos de aplicación

Did you know that. . . concrete can heal itself?

Concrete is a beautiful thing. From roads to bridges to buildings to infrastructure projects in general, it is quite literally everywhere. And with massive construction booms in emerging [...]

Uncategorized

Did you know that. . .Martian concrete is a thing?

At the end of last year, Elon Musk, tech billionaire and founder of SpaceX, made quite the ambitious proclamation: by 2022, he posited, manned missions to Mars will see the light of day. With a [...]

Uncategorized

Plasticizers & super-plasticizers: helping concrete go with the flow

One of the distinctive advantages of shotcrete is its fluidity: when the homogeneous mix is applied pneumatically, it adheres to even rugged surfaces easily while retaining the early resistance [...]

Shotcrete ingredients

SLIPER: Putzmeister’s concrete rheometer or the science behind the world’s tallest building

Concrete pumping has overcome huge technical challenges over the past recent years, not least breaking the world record in height pumping during the construction of the world’s tallest building [...]

Uncategorized

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 [...]

Concrete spraying equipment, Concrete spraying equipment

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, Application methods, 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 [...]

Best practices on the jobsite, Buenas prácticas en obra

[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 [...]

Shotcrete culture

Did you know that… there is a new type of cement that glows in the dark?

How to light up kilometers of road network without access to electricity: that was the question that set Mexican scientist José Carlos Rubio on the path to discovery. His research work has [...]

Did you know that...?, Did you know that...?, Did you know that...?