Based on the treatment practices of sandy soil foundation with vibro-compaction granular piles for the large oil tanks of Maoming Petrochemical Company in Maoming City,Guangdong Provinces,ome problems about the design of vibro-compaction granular piles are discussed.

For the sandy soil foundation with not large drop depth it generally selects to use light well drop, so it can meet the requirement of safety, adaptation and economy.