Shotcrete Construction Technology

Shotcrete is an excellent technology for stabilization and support of structures in a very quick time and for concrete application without using formwork. Shotcrete is also the interacting combination of human, equipment and materials. Shotcrete is a high-performance material which functions only as well as these “three components of success”. Man, personified in the work …

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Tunnel Ventilation Systems Moving the Air Efficiently

Ventilation Management in long tunnels is the most important requirement not only for the working of machines but also for the sustenance of the personnel. Poisonous gases are generated by blasts in tunnel, exhaust of diesel operated machines, Carbon Dioxide generated by human breathing and besides, a tunnel may cut through strata with trapped foul …

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