Soil contamination often results from leaks in underground fuel tanks which is a growing problem as aging underground steel tanks around the country begin to fail. The growing use of modern fuel blends that can corrode older tanks and fittings, many more tanks are likely to fail over the next decade. Call in firms who are the experts in environmental management in Brisbane and underground tank removal and decommissioning if you are considering replacing your underground tanks or changing your fuel storage configuration.
Why do you need to remove underground storage tanks?
One of the major reasons for soil and water contamination is underground fuel tanks. As a tank deteriorates it may begin to leak the remaining fluids and pose a significant environmental liability. You will need to remove the underground fuel tank professionally if you are planning to change your fuel storage configuration or want to develop a site or sell it. If you remove the underground tanks professionally it will ensure that you meet all legal and environmental requirements and don’t need to be concerned about surplus fuel leaking from tanks into the soil as the steel corrodes with time.
The underground storage tank removal process consists of the following process:
1. Give proper notification to the state and local government to remove the fuel tank at least 30 days before you plan to remove the tank and get a permit.
2. Find a licensed and certified consultant who is expert in environmental management in Brisbane to ensure that all proper permits are obtained and all environmental regulations and safety guidelines are met before any excavation begins.
3. Remove all residual materials from the tank and follow proper disposal procedure for the wastes as it can be flammable or hazardous.
4. Inert the tank to eliminate the risk of explosion by displacing the oxygen in the tank with other non-explosive gases like nitrogen and carbon dioxide.
5. Follow proper tank cleaning and waste handling procedure that cover planning for containment of small spills from piping disconnection, inerting the tank, cleaning the tank, handling of tank liquid and sludge, excavation, identification and proper stockpiling of uncontaminated and contaminated soil, and tank system removal.
6. If you find signs of soil contamination while removing the underground fuel tank, then the contaminated soil must be handled and disposed of according to state and/or Federal guidelines.
7. Collect soil samples after the underground soil has been removed to check for signs of soil pollution and if there is groundwater in the excavation, water samples must also be collected.