History

Since early 1980s, the Civil Engineering and Development Department has conducted a series of studies to examine the technical feasibility of rock cavern development including:

• Underground Oil Storage Study - 1982
• A Study of the Potential Use of Underground Space (SPUN) - 1990
• Cavern Project Studies (CAPRO) - 1991
• Cavern Area Studies (CAS) - 1994
• Enhanced Use of Underground Space in Hong Kong Feasibility Study - 2011