1. DESIGN PROBLEMS OF COLD FORMED LIGHTWEIGHT ARK STRUCTURES dr inż. Ryszard Walentyński Faculty of Civil Engineering Silesian University of Technology Gliwice, Poland LIGHTWEIGHT STRUCTURES in CIVIL ENGINEERING Warsaw-Częstochowa, 3 December, 2004 1/44

2. INTRODUCTION DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński 2/44

3. INTRODUCTION DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński 3/44

4. TECHNOLOGY DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński 4/44

5. TECHNOLOGY DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński 5/44

6. TECHNOLOGY DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński 6/44

7. TECHNOLOGY DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński 7/44

8. TECHNOLOGY DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński 8/44

9. BARRACKS DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński 9/44

10. ROOFS DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński 10/44

11. ROOFS DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński 11/44

12. ROOFS DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński 12/44

13. INSULATION DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński 13/44

14. ADVANTAGES DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński Economics (>25% cheaper to traditional sol.) Column and lateral beam free Savings on material Savings on building site size Savings on time Easy construction Staff training 14/44

15. ADVANTAGES DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński Economics (>25% cheaper to traditional sol.) Column and lateral beam free Savings on material Savings on building site size Savings on time Easy construction Staff training 15/44

16. ADVANTAGES DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński Economics (>25% cheaper to traditional sol.) Column and lateral beam free Savings on material Savings on building site size Savings on time Easy construction Staff training 16/44

17. ADVANTAGES DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński Economics (>25% cheaper to traditional sol.) Column and lateral beam free Savings on material Savings on building site size Savings on time Easy construction Staff training 17/44

18. ADVANTAGES DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński Economics (>25% cheaper to traditional sol.) Column and lateral beam free Savings on material Savings on building site size Savings on time Easy construction Staff training 18/44

19. ADVANTAGES DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński Economics (>25% cheaper to traditional sol.) Column and lateral beam free Savings on material Savings on building site size Savings on time Easy construction Staff training 19/44

20. ADVANTAGES DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński Economics (>25% cheaper to traditional sol.) Column and lateral beam free Savings on material Savings on building site size Savings on time Easy construction Staff training 2044

21. DISADVANTAGES DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński Durability Fragility Thermal insulation Fire resistance 21/44

22. DISADVANTAGES DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński Durability Fragility Thermal insulation Fire resistance 22/44

23. DISADVANTAGES DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński Durability Fragility Thermal insulation Fire resistance 23/44

24. DISADVANTAGES DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński Durability Fragility Thermal insulation Fire resistance 24/44

25. REASONABLE APPLICATIONS DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński Taking into account ADVANTAGES and DISADVANTAGES Good solution for temporary structures 25/44

26. COMPUTER AID DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński Computer program COSMIC written according to: American materials American conditions American standards 26/44

27. COMPUTER AID DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński Computer program COSMIC written according to: American materials American conditions American standards 27/44

28. COMPUTER AID DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński Computer program COSMIC written according to: American materials American conditions American standards 28/44

29. COMPUTER AID DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński Computer program COSMIC written according to: American materials American conditions American standards 29/44

30. GUST RESPONSE FACTOR DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński Polish wind code PN77/B-2011 ASCE standard 30/44

31. COSMIC APPLICATION DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński Initial cost estimation 31/44

32. COMPUTATIONAL PROBLEMS DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński Required data: loads material properties geometric characteristic 32/44

33. COMPUTATIONAL PROBLEMS DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński Required data: loads material properties geometric characteristic 33/44

34. COMPUTATIONAL PROBLEMS DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński Required data: loads material properties geometric characteristic 34/44

35. COMPUTATIONAL PROBLEMS DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński Difficulties in estimation: tension and bending stiffnesses load bearing capacity 35/44

36. ASSESMENT OF PROFILE PROPERTIES DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński Free supported statical scheme 36/44

37. ASSESMENT OF PROFILE PROPERTIES DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński Free supported statical scheme Ark scheme 37/44

38. OTHER DESIGN PROBLEMS DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński Maximum span (MIC240): advertisement – up to 36 m Author’s judgement – 20-24 m (depending on loads and ark arrow) 38/44

39. OTHER DESIGN PROBLEMS DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński Maximum span (MIC240): advertisement – up to 36 m Author’s judgement – 20-24 m (depending on loads and ark arrow) 39/44

40. FINAL REMARKS AND FURTHER WORK DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński hesitations based on experience lack of academic references proposal of experiment $$$ 40/44

41. FINAL REMARKS AND FURTHER WORK DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński hesitations based on experience lack of academic references proposal of experiment $$$ 41/44

42. FINAL REMARKS AND FURTHER WORK DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński hesitations based on experience lack of academic references proposal of experiment $$$ 42/44

43. FINAL REMARKS AND FURTHER WORK DESIGN PROBLEMS OF COLD FORMED LIFGTWEIGHT ARK STRUCTURES R. Walentyński hesitations based on experience lack of academic references proposal of experiment $$$ 43/44

44. Thank you for your kind attention DESIGN PROBLEMS OF COLD FORMED LIGHTWEIGHT ARK STRUCTURES Ryszard Walentyński rwal@kateko.bud.polsl.gliwice.pl LIGHTWEIGHT STRUCTURES in CIVIL ENGINEERING Warsaw-Częstochowa, 3 December, 2004 44/44