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    Excavation methods: let’s compare TBM and Drill & Blast 18 April

    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 [...]
    Application methods, Application methods, Application methods, Métodos de aplicación
    Did you know that. . . concrete can heal itself? 22 March

    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 [...]
    Did you know that...?, Did you know that...?, Did you know that...?
    Did you know that. . .Martian concrete is a thing? 22 February

    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 14 December

    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 30 November

    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 [...]
    Concrete spraying equipment, Concrete spraying equipment
    Concrete & mortar use in conventional tunneling: an introduction 19 October

    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 [...]
    Uncategorized
    How is shotcrete used in slope stabilization work? 05 October

    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 [...]
    Uncategorized
    How much shotcrete can you save by employing a highly skilled operator? Find out here 21 September

    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 07 September

    [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? 10 August

    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 [...]
    Uncategorized
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    Crossrail: Small Tunnels, Great Projects

    Crossrail is a new railway link that will dramatically cut travelling times within London, and is currently Europe’s largest infrastructure project with a total price tag of £14.8 billion.

    On completion, some 42 km of new tunnels will be excavated under the city, increasing the capital’s rail transport capacity by 10%, considerably reducing travel time and easing congestion on the network.
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