carrying out G1-type missions for a site diagnosis for the identification of moving soil masses and to determine whether there is a serious and imminent threat to human lives and type G2 pre-project level for the identification of technical solutions for the safety of threatened dwellings and the estimation of their cost, according to the terminology used in the standard nf p 94-500 on 21 slips

carrying out G1-type missions for a site diagnosis for the identification of moving soil masses and to determine whether there is a serious and imminent threat to human lives and type G2 pre-project level for the identification of technical solutions for the safety of threatened dwellings and the estimation of their cost, according to the terminology used in the standard nf p 94-500 on 21 slips