CONSTRUCTION AND UTILIZATION OF ROCK CAVERNS IN SINGAPORE .2. DEVELOPMENT COSTS AND UTILIZATION

This part examines the potential uses of underground caverns such as s helter and recreational centre, water collection storage and treatment , sewage treatment, oil and gas storage, cold and dry storage, power s tation, underground pumped hydroelectric storage, military installatio n, and industrial waste repository in Singapore. It also presents the cost aspects of cavern development. The costs of a crude oil storage a nd a warehouse scheme are closely examined and comparisons are made wi th above-ground development costs. The benefits of using underground c averns in Singapore are discussed.