T构转体施工工艺框图

T-structure turning construction technology Frame Reaching design requirementconcrete strength reachingover 85%than design valueconcrete strength reaching over 85%than design value Foundation 1st fioorconcreringWelding foundation steel,preservedpiersted of pierInstalling sub-table stedplate&stedaxle axleFoundation top concreting&supporting colunnSub-circle way sandMortar levelingSub-table sted plate paintingGrease fluorine powderUpper table insert fluorine mushroom end ,painting greaseHoisting upper table sted plate to proper placeErecting form & concreting upper table&temporary supportConcreting pierErecting form & concreting beam Section No.0.1.1’Tensioning beam Section No.0,1&1’Removing SupportsConcreting symmtrey beam section from2（2ˊ）to10（10ˊ）,lapping supports to concrete from 12（12ˊ）to15（15ˊ）Removing temporary Support on turntableTurning bodySealing TableWelding connection section 11（11ˊ）skeletonTemporary strandtensionConnection sectionconcretingBottom Plate Vertical Prestress tensionConcreting & sealingRemoving Temporary strandConnectionSection tensionRemoving supports of Cast-in-place sectionErecting border spanT-beamBridge pavement