Download - Adapt Formwork

User’s Guide ORMA 80kN/m2
Page 4 of 126
3.11.2
Inclination > 10% .................................................................................................................... 88
3.12.
FOUNDATIONS ..................................................................................................................................... 89
3.12.1
Open air foundations................................................................................................................ 89
3.12.2
Foundations in trenches ........................................................................................................... 90
3.13.
UPPER EXTRAFORMWORK................................................................................................................ 90
3.14.
STRIPPING AT CORNERS IN HOLLOWS........................................................................................... 90
3.15.
WATER STOP SOLUTION .................................................................................................................... 91
3.15.1
Water stop system 26 ................................................................................................................ 91
3.15.2
Water stop system DW15.......................................................................................................... 91
3.16.
CLIMBING.............................................................................................................................................. 92
3.16.1
Cone on tie rod ......................................................................................................................... 92
3.16.2
Cone on plywood ...................................................................................................................... 94
3.17.
ONE FACE FORMWORK ...................................................................................................................... 95
4.
SYSTEM FEATURES..........................................................................................................................................................96
4.1.
4.2.
4.3.
4.4.
4.4.1
4.4.2
5.
ASSEMBLY, USE AND DISASSEMBLY...........................................................................................................................104
5.1.
5.2.
5.3.
5.3.1
5.3.2
5.4.
5.4.1
5.4.2
5.4.3
5.5.
5.5.1
5.6.
5.6.1
5.7.
6.
CONCRETE PRESSURE ........................................................................................................................ 97
PANELS WORKING LOADS ................................................................................................................ 98
COMPONENTS WORKING LOADS .................................................................................................... 99
TYING SYSTEM................................................................................................................................... 102
Tie 15mm..................................................................................................................................... 102
Tie 20mm..................................................................................................................................... 102
PUSH-PULL PROPS ............................................................................................................................. 108
POST BRACKET .................................................................................................................................. 109
ORMA LIFTING HOOK ....................................................................................................................... 110
Basic assembly ............................................................................................................................ 110
Basic disassembly........................................................................................................................ 111
WALKWAY BRACKET....................................................................................................................... 111
Horizontal ribs ............................................................................................................................ 111
Vertical ribs................................................................................................................................. 112
Basic assembly ............................................................................................................................ 112
ORMA-BRIO BRACKET ..................................................................................................................... 113
Basic assembly ............................................................................................................................ 114
ORMA PLATFORM 2.4X1.2 ................................................................................................................ 116
Basic assembly ............................................................................................................................ 116
FOUNDATION ..................................................................................................................................... 118
CONDITIONS OF USE......................................................................................................................................................119
6.1.
GENERAL CONDITIONS OF USE...................................................................................................... 120
6.1.1
Framing....................................................................................................................................... 120
6.1.2
Release agent .............................................................................................................................. 121
6.1.3
Pouring........................................................................................................................................ 121
6.1.4
Stripping and curing ................................................................................................................... 122
6.1.5
Personal and collective protective equipment............................................................................. 122
7.
HANDLING AND MAINTENANCE CONDITIONS.............................................................................................................123
8.
LEGAL AND STANDARD REFERENCES ON THE PREVENTION OF OCCUPATIONAL AND ENVIRONMENTAL
HAZARDS ....................................................................................................................................................................................125