1、Oscillator and Rotator Drilled ShaftsOscillator/Rotator Method of Drilled Shaft ConstructionJeff GriederNW Area - Chief EngineerExchangable TypeTip WS 95/56LEFFERBoring Depth : 85mCaving SoilDiameter Possibility: 1,000-3,000mmDepth Possibility Proven: 85m Control Device can achieve verticality of 1/
2、200Oscillator and Rotator Drilled ShaftsBoulderSinkingMethodAutomatic pressure release to sink downthe casing in order to ensure the verticality.ATS VRM Casing OscillatorBoring Depth : 85mOscillator and Rotator Drilled ShaftsOscillator and Rotator Drilled ShaftsOscillator and Rotator Drilled ShaftsO
3、scillator and Rotator Drilled ShaftsPosition casing oscillator to pile spotInstall additional base frameOscillator and Rotator Drilled ShaftsInstall bottom casingand top casing sectionOscillator and Rotator Drilled ShaftsGrab out casing materialsInstall casing funnelOscillator and Rotator Drilled Sh
4、aftsGrab out casing materialsOscillator and Rotator Drilled ShaftsGrab out casing materialsOscillator and Rotator Drilled ShaftsSteel Cage InstallationLower down steel cageOscillator and Rotator Drilled ShaftsInstall Tremie PipeOscillator and Rotator Drilled ShaftsRemove working platform and casing
5、sectionOscillator and Rotator Drilled ShaftsRemove Casing section and tremie pipe sectionOscillator and Rotator Drilled ShaftsConcrete chargingRemove charging funnel, working platform, and tremie pipe sections. Extract casing section and remove Bottom CasingOscillator and Rotator Drilled ShaftsOscil
6、lator and Rotator Drilled ShaftsOscillator and Rotator Drilled ShaftsOscillator and Rotator Drilled ShaftsLEFFERLEFFERLEFFERExchangable TypeTip BFZExchangable TypeTip WS 95/56Boring Depth : 85mRock LayerDiameter Possibility: 1,000-3,000mmDepth Possibility Proven: 85m Control Device can achieve verticality of 1/300Oscillator and Rotator Drilled ShaftsOscillator and Rotator Drilled ShaftsOscillator and Rotator Drilled ShaftsOscillator and Rotator Drilled ShaftsOscillator and Rotator Drilled ShaftsQuestions?
