T-structure turning construction technology Frame
Reaching design
requirement
concrete strength reaching
over 85%than design value
concrete strength reaching
over 85%than design value
Foundation 1st fioor
concrering
Welding foundation steel,preserved
piersted of pier
Installing sub-table sted
plate&stedaxle axle
Foundation top concreting
&supporting colunn
Sub-circle way sand
Mortar leveling
Sub-table sted plate painting
Grease fluorine powder
Upper table insert fluorine mushroom end ,painting grease
Hoisting upper table sted
plate to proper place
Erecting form & concreting upper
table&temporary support
Concreting
pier
Erecting form & concreting beam
Section No.0.1.1鈥?/p>
Tensioning beam Section
No.0,1&1鈥?/p>
Removing
Supports
Concreting symmtrey beam section from2
锛?/p>
2
藠锛?/p>
to10
锛?/p>
10
藠锛?/p>
,lapping supports to concrete from 12
锛?/p>
12
藠锛?/p>
to15
锛?/p>
15
藠锛?/p>
Removing temporary Support
on turntable
Turning body
Sealing Table
Welding connection section 11
锛?/p>
11
藠锛?/p>
skeleton
Temporary strand
tension
Connection section
concreting
Bottom Plate Vertical Prestress tension
Concreting & sealing
Removing
Temporary strand
Connection
Section tension
Removing supports of
Cast-in-place section
Erecting border span
T-beam
Bridge pavement