Carry out Carbon Monoxide Poisoning Prevention according to the BNQ1809350/2012 standard in force on blasting sites in urban areas. Surveys pre / post construction photos and videos - risk management The company stands out for its professionalism in the field, its speed of intervention and its turnkey service. Since 2010, we have acquired unique expertise that we are pleased to share with our general contractor clients, excavation companies, blasting companies and engineering firms, cities and municipalities.