低温罐施工工序
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Construction Plan
1.1 EARTH IMPROVEMENT
1.2 INSTALLATION CONCRETE BASE SLAB
1.3 INSTALLATION PC WALL
1.4 INSTALLATION BOTTOM VAPOUR BARRIER PLATE AND LOWEST COURSE OF WALL VAPOR BARRIER PLATE
1.5 INSTALLATION TEMPORARY ROOF SUPPORTS
2.1 INSTALLATION PC WALL(CONTINUED)
2.2 INSTALLATION ROOF FRAME
2.3 INSTALLATION ROOF LINER PLATE
2.4 INSTALLATION ROOF MANHOLE, ROOF NOZZLE AND BOOT PIPE
3.1 INSTALLATION PC WALL(CONTINUED)
3.2 INSTALLATION CONRNER LINING PLATE 3.3 INSTALLATION SUSPENDED CEILING DECK
4.1 PREPARATION FOR FOOR AIR RAISING
4.2 ROOF AIR RAISING
4.3 WELDING DOME ROOF TO CORNER LINING PLATE
5.1 ROOF ACCESSORIES
5.2 INSTALLATION TOP LINER PLATE
5.3 INSTALLATION WALL LINER PLATE
5.4 INSTALLATION LOWER BOTTOM INSULATION (FOAMGLAS & DRY SAND)
5.5 INSTALLATION BOTTOM LINER PLATE
5.6 INSTALLATION CORNER INSULATION (FOAMGLAS)
5.7 INSTALLATION CONCRETE RING BEAM
5.8 INSTALLATION VERTICAL LINER PLATE
6.1 INSTALLATION CENTER BOTTOM INSULATION (FOAMGLAS & DRY SAND)
6.2 INSTALLATION INNER BOTTOM ANNULAR PLATE
6.3 ARRANGEMENT INNER BOTTOM PLATE
6.4 INSTALLATION IST COURSE OF INNER SHELL PLATE
7.1 WELDING INNER BOTTOM PLATE
7.2 INSTALLATION INNER SHELL PLATE AND STIFFENERS
7.3 INSTALLATION TOP GIRDER
7.4 INSTALLATION ROOF PLATFORM
7.4 INSTALLATION PUMP COLUMNS, OTHER PIPING AND APPURTENANCES
8.1 CLOSING TEMPORARY SHELL AND WALL OPENINGS 8.2 FILLING WATER INTO THE TANK
8.3 HYDROSTATIC TEST AND PNEUMATIC TEST
8.4 DISCHARGING WATER FROM THE TANK
8.5 CLEANING AND DRYING WATER INSIDE THE TANK
9.1 EXTRNAL PIPING
9.2 ELECTRICAL & INSTRUMENTATION
9.3 INSTALLATION JIB CRANE
9.2 INSTALLATION FIBER GLASS BLANKET ON INNER SHELL
9.3 INSTALLATION EXTENSION PLATE OF CEILING DECK
9.4 INSTALLATION GLASS BLANKET ON DECK
9.5 FILLING EXPANEDE PERLITE INTO ANNULAR SPACE, AND ON DECK
10.1 BOXING UP THE TANK 10.1 PURGING AND DRYING
11.1 COOLING DOWN。