Advanced Package Training Scaffolding 2011.1 - Scia-Software GbR
Advanced Package Training Scaffolding 2011.1 - Scia-Software GbR
Advanced Package Training Scaffolding 2011.1 - Scia-Software GbR
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Contents<br />
1. Introduction ........................................................................................................................ 5<br />
2. Model ................................................................................................................................... 6<br />
3<br />
<strong>Scaffolding</strong><br />
General ............................................................................................................................................... 6<br />
Materials ............................................................................................................................................. 7<br />
Cross sections ................................................................................................................................... 8<br />
Construction - linear ......................................................................................................................... 8<br />
FLOOR BOARDS ........................................................................................................................... 9<br />
BRACINGS ..................................................................................................................................... 9<br />
CONNECTIONS ............................................................................................................................. 9<br />
SUPPORTS .................................................................................................................................. 10<br />
END INPUT OF CONSTRUCTION ................................................................................................... 11<br />
3. Load cases and combinations ........................................................................................ 12<br />
General ............................................................................................................................................. 12<br />
Type of load cases ....................................................................................................................... 12<br />
Principle of combinations ............................................................................................................. 14<br />
Load cases in <strong>Scia</strong> Engineer .......................................................................................................... 14<br />
Load Case 1: Self Weight ............................................................................................................ 15<br />
Load Case 2: Self Weight of the toeboards (and other structural members) .............................. 15<br />
Load Case 3: Service load Main floor .......................................................................................... 15<br />
Load Case 4: Service load Secondary floor ................................................................................. 15<br />
Load Case 5: Service load 25% ................................................................................................... 15<br />
Load Case 6: Maximal Wind load Perpendicular to Facade ........................................................ 16<br />
Load Case 7: Maximal Wind load Parallel to Facade .................................................................. 20<br />
Load Case 8: Working Wind load Perpendicular to Facade ........................................................ 20<br />
Load Case 9: Working Wind load Parallel to Facade .................................................................. 21<br />
Linear Load Combinations ............................................................................................................. 21<br />
Combination 1: Out of service, Wind perpendicular..................................................................... 21<br />
Combination 2: Out of service, Wind parallel ............................................................................... 21<br />
Combination 3: Into service, Wind perpendicular ........................................................................ 21<br />
Combination 4: Into service, Wind parallel ................................................................................... 22<br />
Coefficients ................................................................................................................................... 22<br />
4. Results .............................................................................................................................. 23<br />
5. Steel Code SLS Check EN 1993-1-1 ............................................................................... 24<br />
6. <strong>Scaffolding</strong> SLS Check – EN 12811-1-1 ......................................................................... 25<br />
7. Steel Code Check ULS Check – EN 1993-1-1 ................................................................ 27<br />
Section Check in <strong>Scia</strong> Engineer .................................................................................................... 27<br />
Stability Check ................................................................................................................................. 29<br />
Buckling data ................................................................................................................................ 29<br />
Buckling Ratio .............................................................................................................................. 30<br />
Stability Check in <strong>Scia</strong> Engineer .................................................................................................. 30<br />
8. <strong>Scaffolding</strong> ULS Check – EN 12811-1-1 ......................................................................... 33<br />
General ............................................................................................................................................. 33<br />
<strong>Scaffolding</strong> check in <strong>Scia</strong> Engineer .............................................................................................. 34<br />
9. Non-Linear Combinations ............................................................................................... 35<br />
Overview .......................................................................................................................................... 35<br />
Alpha critical .................................................................................................................................... 38<br />
Global frame imperfection ϕ........................................................................................................... 38<br />
Initial bow imperfection e0 .............................................................................................................. 40