BBE expertise includes ventilation system and fan engineering. BBE is dedicated to finding and implementing practical, efficient, economic solutions to all ventilation/environmental engineering and associated occupational health and safety problems for existing underground mining operations and new projects. BBE specialises in audits and reviews of ventilation systems, life-of-mine exercises, technical feasibility studies and the analysis of alternative ventilation systems using latest computer simulation software. BBE expertise includes primary and secondary ventilation control and associated issues. BBE have experience in the preparation of detailed main fan station specifications, booster and secondary fans, duct systems, cost estimating and project execution and management.