The Comprehensive Support Works and Construction Technique of Large Overdeep Foundation Pit

Abstract:

For the overdeep foundation pit of a fuel-burning power plant, which depth is about 2296 m, the comprehensive support works as soil nail, steel beam, sealing curtain wall were adopted to assure the safety of the foundation pit and the normal operation of the surrounding installation under the severe condition in winter. So the construction period was shortened, the cost was reduced and experience was accumulated for the large overdeep foundation pit designing and constructing.