On the 1^st, 2^nd and 3^rd October, over three half-days, a training session on ‘The principles, design and applications of sprayed concrete’ will be co-organised with Mexican Association of tunnels and underground space engineers.

The objective of this training session is to present a global overview of the development and use of sprayed concrete in soil and rock tunnelling. The training will provide all the necessary information for efficient design, quality control and application of sprayed concrete, with references to interesting case studies. The course will highlight the latest improvements in spraying equipment and technology. Certification issues for nozzlemen will be also presented.