1. Team Central Winter Presentationslide 1 of 65 Winter Presentation AEC Global Team Class 2002 Winter presentation Team Central

2. Team Central Winter Presentationslide 2 of 65 Introuction to area Existing campus of San Francisco University Urban campus in downtown San Francisco Hilly area near Golden Gate Park Surrounded by living area

3. Team Central Winter Presentationslide 3 of 65 Introduction to site – campus overview

4. Team Central Winter Presentationslide 4 of 65 Introduction to site – location of potential building sites

5. Team Central Winter Presentationslide 5 of 65 Introduction to site – sourrounding / texture

6. Team Central Winter Presentationslide 6 of 65 Introduction to site – location of building sites

7. Team Central Winter Presentationslide 7 of 65 Soil Data from USGS

8. Team Central Winter Presentationslide 8 of 65 Soil Data from USGS Soil Profile 10’ of Serpentine Sand 140’ of Dune Sand Soil Properties N 1,60 = 15 to 25 Friction Angle = 39° Our Site

9. Team Central Winter Presentationslide 9 of 65 Design Concept #1 – location and shape location at main entrance flat ground next to road and internal street

10. Team Central Winter Presentationslide 10 of 65 Design Concept #1 – global directions and spatial concept

11. Team Central Winter Presentationslide 11 of 65 concept

12. Team Central Winter Presentationslide 12 of 65 Basement and 1st floor

13. Team Central Winter Presentationslide 13 of 65 2nd and 3rd floor plans

14. Team Central Winter Presentationslide 14 of 65 Indoor detail

15. Team Central Winter Presentationslide 15 of 65 Design Concept #1 – conceptual sketch

16. Team Central Winter Presentationslide 16 of 65 Details Prefabrication of structure and boxes Inexpensive industrial materials like translucent polycarbonate sheets, engineered wood (MDF) Indirect lightening through skylight in atrium Modern contrast to sourounding as entrée to campus

17. Team Central Winter Presentationslide 17 of 65 Load Assumptions Dead Load PSF Concrete floor50 Structural Framing4 Ceiling3 MEP8 Partitions10 Total Dead Load75 PSF Live Load School Building50 PSF Seismic Load Seismic Zone 4 Near Source Effect Base Shear (UBC 97) Steel braced frame = 0.3W Concrete shear wall = 0.3W

18. Team Central Winter Presentationslide 18 of 65 Design 1 Structural Solution: Steel 45’ 12’8” Foundation 6’x6’x3 ’ Columns W14 sections Girders W24 sections Beams W12 sections EBF TS 10”x10” X-Brace TS 10”x10” Slab 5” Composite Steel Deck N

19. Team Central Winter Presentationslide 19 of 65 Typical Concentric Brace Connection 10” TS structural tubes

20. Team Central Winter Presentationslide 20 of 65 Typical Eccentric Brace Connection 10” TS structural tubes

21. Team Central Winter Presentationslide 21 of 65 Load Path N

22. Team Central Winter Presentationslide 22 of 65 Design 1 Structural Solution: Reinforced Concrete N Foundation 6’x6’x4’ Beams 10”x14” Shear wall 10” thick Slab 10” Post-tensioned Columns 14”x14”

23. Team Central Winter Presentationslide 23 of 65 Comparison of the 2 structural systems for Design 1 AdvantagesDisadvantages Thinner members More window space Deep girder sections Higher ceiling required Beam penetrations AdvantagesDisadvantages PT slabs allow more ceiling space No girders needed Thicker members Fewer window space Steel Option Concrete Option

24. Team Central Winter Presentationslide 24 of 65 Shelves & boxes - Construction sequence Excavation

25. Team Central Winter Presentationslide 25 of 65 Design 1 – steel Construction sequence Basement construction and backfill

26. Team Central Winter Presentationslide 26 of 65 Design 1 – steel Construction sequence First two stories: columns, beams, slabs

27. Team Central Winter Presentationslide 27 of 65 Design 1 – steel Construction sequence Second and third stories

28. Team Central Winter Presentationslide 28 of 65 Design 1 – steel Schedule

29. Team Central Winter Presentationslide 29 of 65 Design 1 – concrete Construction sequence Story by story

30. Team Central Winter Presentationslide 30 of 65 Design 1 – concrete Construction sequence Story by story

31. Team Central Winter Presentationslide 31 of 65 Design 1 – concrete Construction sequence Story by story

32. Team Central Winter Presentationslide 32 of 65 Design 1 – concrete Schedule

33. Team Central Winter Presentationslide 33 of 65 Design 1 Site layout

34. Team Central Winter Presentationslide 34 of 65 Design 1 Site layout Fence Field office Way in/out Office Golden Gate Street to university

35. Team Central Winter Presentationslide 35 of 65 Excavation 20’ around the building Soldier piles along the road Golden Gate Street Office soldier piles Design 1 Site layout: excavation

36. Team Central Winter Presentationslide 36 of 65 Storage area Tower crane (concrete) Truck crane (steel) Golden Gate Street Office Storage area Design 1 Site layout: erection

37. Team Central Winter Presentationslide 37 of 65 More storage area Access to the labs Golden Gate Street Office Storage area Access to the labs Design 1 Site layout: interiors

38. Team Central Winter Presentationslide 38 of 65 Design 1 Cost estimates

39. Team Central Winter Presentationslide 39 of 65 Design Concept #2 – location of site

40. Team Central Winter Presentationslide 40 of 65 Design Concept #2 – slope Slope esitmated on photographs

41. Team Central Winter Presentationslide 41 of 65 Design Concept #2 – slope - section

42. Team Central Winter Presentationslide 42 of 65 model

43. Team Central Winter Presentationslide 43 of 65 Model2

44. Team Central Winter Presentationslide 44 of 65 Sections 1

45. Team Central Winter Presentationslide 45 of 65 Sections 2

46. Team Central Winter Presentationslide 46 of 65 Floors 1 - 3

47. Team Central Winter Presentationslide 47 of 65 lounge / CEO6th5th4th

48. Team Central Winter Presentationslide 48 of 65 Foundation 6’x6’x4’ Design 2 Structural Solution: Reinforced Concrete 25’ 20’ N Shear walls 10” thick Slab 5” two-way Girders 10”x16” Columns 16”x16” Retaining walls 12” thick

49. Team Central Winter Presentationslide 49 of 65 Foundation 6’x6’x4’ Columns W14 sections Girders W18 sections Retaining walls 12” thick Design 2 Structural Solution: Steel N Slab 5” composite deck CBF TS 10”x10”

50. Team Central Winter Presentationslide 50 of 65 Comparison of the 2 structural systems for Design 2 AdvantagesDisadvantages Thinner members More window space Moment frames required More bays needed for lateral force resisting systems AdvantagesDisadvantages Take advantage of retaining walls Ideal bay size for 2- way slabs Larger members Difficult to analyze Steel Option Concrete Option

51. Team Central Winter Presentationslide 51 of 65 Design 2 – concrete Construction sequence Soldier piles & excavation

52. Team Central Winter Presentationslide 52 of 65 Design 2 – concrete Construction sequence Perimeter walls and columns

53. Team Central Winter Presentationslide 53 of 65 Design 2 – concrete Construction sequence Retaining walls and backfill

54. Team Central Winter Presentationslide 54 of 65 Design 2 – concrete Construction sequence Floor system

55. Team Central Winter Presentationslide 55 of 65 Design 2 – Concrete Schedule

56. Team Central Winter Presentationslide 56 of 65 Design 2 – Steel Construction sequence Perimeter walls without columns

57. Team Central Winter Presentationslide 57 of 65 Design 2 – Steel Construction sequence Steel erection

58. Team Central Winter Presentationslide 58 of 65 Design 2 – steel Schedule

59. Team Central Winter Presentationslide 59 of 65 Design 2 Site layout: general view

60. Team Central Winter Presentationslide 60 of 65 Design 2 Site layout Golden Gate Street Office

61. Team Central Winter Presentationslide 61 of 65 Design 2 Site layout: Excavation Golden Gate Street Office Soldier piles & lagging

62. Team Central Winter Presentationslide 62 of 65 Design 2 Site layout: Erection Golden Gate Street Office Storage area unloading

63. Team Central Winter Presentationslide 63 of 65 Design 2 Cost estimates

64. Team Central Winter Presentationslide 64 of 65 Decision matrix ShelvesPueblo SteelConcreteSteelConcrete A open space original design intention (shelf) looks heavy lesser daylight better climate freedom in facade-design reconfigurable rooms nice texture better climate E Light, thin members Window space More ceiling space Less window space Light members Mix with concrete construction Take advantage of retaining walls Ideal for 2-way slabs C repetitiveness fast erection repetitiveness no interface larger site complex earthwk tight schedule $ 5.57M5.94M5.46M5.51M Most preferred Least preferred

65. Team Central Winter Presentationslide 65 of 65 Team process Getting used to new tools –Group Space –e-mail vs. Discussion Forum –Chat vs. video-conference Interactions between disciplines –Mostly sequential –Will try to improve