The Diving Professionals. Diving--Commercial - Chinderah, NSW . Service: Cleaning, Construction, Core Sampling, Drilling, Inspections, Photography, Salvage, Surveys, Video, Welding. Item: Bridges, Dams, Tanks. Specialty: Contaminated Water, Demolitions. Hours of Operation: 24hr Emergency Service. Service Option: Emergency Service, Mobile Service. Assurance: Accredited, Certified, Insured, Licensed, Standards Australia