gn and calculation,posite foundation bearing capacity satisfy theupper structure loadrequirements.Pile capsettingdeformation regulator,at theconstruction process inbuilding,when theupper structure loadreaches80—90%of thesubgrade bearingcapacity,that thedeformation regulator ofthe.pile top willplay aroll, building restloadwillassign tothepilefoundation. The application forthisproject research,the foundationengineering cost saving morethan 6millionyuan,also forthesimilargeological conditionofXiamen tothe extentthat domesticand internationaldefining Our researchdirectionsusing thetype offoundation scheme.This has abroadsocialbenefit,also hasgained considerable economic effect,with thepopularization andapplication value. Summarizes the ruleof negative environmental impacts of construction —VI—