NSF Final Report CMMI-1034874 Project Findings: Appendix 2 Selected Damage Photos of Engineered Buildings PART 1. St. Louis Gonzague Cafeteria Building Civil Engineering and Engineering Mechanics Department University of Arizona 18 September 2012 1
Fig. A2-1. Plan view of the one-story cafeteria building with column lines indicated. Fig. A2-2. Front view of cafeteria with (1) East dining hall to the left; (2) Kitchen region in center; and (3) West dining hall to the right. 18 September 2012 2
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Fig. A2-3. Inner Courtyard: (a) Front View of East Wing; (b,c) Views of East Dining Area; (d) View of Kitchen Area. 18 September 2012 4
H1-3 H1-2 Fig. A2-4. Inner Courtyard Foundation Views: (a) Kitchen showing cantilever pier columns; (b) West Wing showing rip-rap stem wall and pipe supports for outrigger floor beams and roof panels. 18 September 2012 5
J1-5 J1-6 J1-7 J1-8 Fig. A2-5. Cafeteria Exteriors, West Face: (a) Exterior looking toward front of building; (b) Rear. 18 September 2012 6
J-9 I-9 Fig. A2-6. Cafeteria Exteriors: Composite of back (south) face of West Wing. A1-1 A1-0 18 September 2012 7
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A1-0 Fig. A2-7. Cafeteria Exteriors East Face, East Front Porch Bay from A1-0 to A1-1: (a) Overall view; (b) Close-up of porch frame top beam showing spalling at top and cracking at bottom of intermediate strut; (d) Close-up of floor beam region indicating in-plane interface cracking of partial height parapet wall. 18 September 2012 9
A1-1 A1-0 a b A1-2 A1-1 18 September 2012 10
A1-2 b A1-1 A1-2 A1-1 b Fig. A2-8. Cafeteria Exteriors East Face, Typical Damage to Window Wall Frame: (a) Horizontal splitting crack along partial height parapet wall; (b) View of typical Bay showing window struts only at quarter points; (c) typical damage at the window strut top; (d) typical damage at the window strut bottom. 18 September 2012 11
A1-3 A1-2 a A1-6 A1-5 b Fig. A2-9. Cafeteria typical damage at window strut bottom: (a) at joint; (b) above joint. 18 September 2012 12
A1-7 A1-6 18 September 2012 13
A1-7 A1-7 18 September 2012 14
A1-6 Fig. A2-10. Cafeteria Exteriors East Face, Rear of East Wing: (a) Overall View (note moment frame A and gravity frame B in interior background); (b) crack in upper beam originating from door jamb; (c) damage to window pier at A1-7; (d) Close up of in-plane failure of window wall column at A1-7; (e) Close up of in-plane failure of window wall column at A1-6. 18 September 2012 15
B-8 B-7 A-8 A-7 A1-8 18 September 2012 16
A1-7 A-7 Fig. A2-11. Cafeteria East Rear Courtyard: (a) Partial/Full Height Masonry Infill Walls at Col Lines 8, 7; (b) Frame at A1-8 (weathering); (c) Column joint damage at A1-7; (d) Column base damage at A-7. 18 September 2012 17
C1-1 C1-2 C1-2 C1-3 Fig. A2-12. Cafeteria Exteriors East Wing West Face, Window Pier damage at C1: (a) in plane damage at column C1-1 and horizontal cracking through pier infill; (b) horizontal crack moves to interface. 18 September 2012 18
C1-4 C1-5 Fig. A2-13. Cafeteria Exteriors East Wing West Face, Typical Window strut damage: (a) top of strut, which occurred always at joint; (b) bottom of strut which sometimes occurred at joint. 18 September 2012 19
C1-5 C1-6 18 September 2012 20
C1-6 C-6 Fig. A2-14. Cafeteria Exteriors East Wing West Face, Window wall damage at rear: (a) View of Bay C1-; showing separation at the end of the window wall; (b) close-up of damage at kitchen interface with pounding damage at C6 visible in the background. 18 September 2012 21
A1-0 A1-1 b a A1-0 Fig. A2-15. Cafeteria Exteriors East Wing East Face from Interior: (a) Bay A1-0, 1; (b) Damage at A1-0. 18 September 2012 22
A1-0 b a A1-1 A1-0 Fig. A2-16. Cafeteria East Wing East Face from Interior at intermediate struts (See Fig. A2-7a for exterior view). 18 September 2012 23
A1-1 b a A1-2 a Fig. A2-17. Cafeteria East Wing East Face from Interior, bay A1-1 to A1-2, indicating in plane (N-S) frame action with significant compression at the leading toe (racking toward rear of building). 18 September 2012 24
A1-2 A1-3 b a a Fig. A2-18. Cafeteria East Wing East Face from Interior, bay A1-2 to A1-3, indicating in plane (N-S) frame action with significant reversal. 18 September 2012 25
b Fig. A2-19. Cafeteria East Wing East Face from Interior, bay A1-5 to A1-6, indicating in plane (N-S) frame action with significant reversal. Fig. A2-20. Cafeteria East Wing East Face from Interior, A1-6 to A1-7 (See Fig. A2-8 for exterior view). 18 September 2012 26
A1-0 A-0 A-1 18 September 2012 27
A-0 A1-0 A-0 A1-0 Fig. A2-21. Cafeteria East Wing North Face: A1-0 to A-0: (a) exterior; (b) interior; (c) parapet damage. 18 September 2012 28
A1-1 A-1 18 September 2012 29
A-1 A1-1 Fig. A2-22. Cafeteria East Porch A1-1 to A-1: (a) Exterior looking south; (b) Interior looking north. 18 September 2012 30
H1-1 H1 H1 H1-1 18 September 2012 31
H1-1 H1 H-0 H1-0 Fig. A2-23. Stair entrance West Wing Column Damage; (a) Overall; (b) Column bases; (c) Upper region; (d) In-plane damage to parapet wall at West Wing Stairs. 18 September 2012 32
Fig. A2-25. Column B-0, part of one bay moment frame at front of East Wing gravity column line B. 18 September 2012 33
Fig. A2-26. West Wing Porch Region at West end: (a) Front view; (b) view down the porch. 18 September 2012 34
J-1 J1-1 18 September 2012 35
J1-1 J1-1 J1-0 Fig. A2-27. West Wing Porch Region at West end. 18 September 2012 36
(a) East Wing between Column Lines A and C (b) West Wing between Column Lines H and J Fig. A2-28. Post-Earthquake State of Partial Height Infill Walls on Column Line 1, Exterior View. 18 September 2012 37
(a) East Wing between Column Lines A and C (b) West Wing between Column Lines H and J Fig. A2-29. Post-Earthquake State of Partial Height Infill Walls on Column Line 1, Interior View. 18 September 2012 38
Fig. A2-30. Post-Earthquake State of Central Columns Line 1: (a) East Wing B; (b) West Wing I. Fig. A2-31. Post-Earthquake State of Central Columns Line 1,West Wing I: (a) damage at joint I1; (b) out of plane failure of masonry infill wall at door jamb. 18 September 2012 39
Fig. A2-32. Close up of post-eq State of Column Line 1 central columns. Buckled bars in joint region #2 ties @ 4 o.c. at col ends No ties in joint (beam projection) Fig. A2-33. Close up of post-eq State of Moment Frame Columns in the dining area. 18 September 2012 40
Roof Barrell Shell Unit Cap Beam Detail Rigid Beam Joint J4 I3 I2 Circular Gravity Column Moment Frame Fig. A2-34a. Vaulted concrete shell roof supported by moment frame at end (column line J with window wall J1 in background) and gravity frame at midspan (circular columns on line I). N-S Gravity Frame E-W Roof Panel N-S Gravity Frame Circular Gravity Column B2 Fig. A2-34b,c. Close-up of top of Gravity column B-2. 18 September 2012 41
Roof Barrell Shell Unit Rigid Beam Joint Window Wall C1 Moment Frame Column C5 Fig. A2-35. Moment frame columns: (a) Line C showing C5; (b) Column A3. 18 September 2012 42
Fig. A2-36. Moment frame columns faces: (a) Line C showing C5; (b) Column A3. 18 September 2012 43
Roof joint damage Spandrel beam splitting Roof joint damage C7 C6 C1-6 H1-6 H6 H7 Pounding damage Pounding damage Window Wall damage Pounding damage Pounding damage Fig. A2-37. Pounding Damage at cafeteria building expansion joints: (a) Column C6; (b) Column H6. 18 September 2012 44
A-7 A-7 18 September 2012 45
B-7 B-7 18 September 2012 46
B-7 C-7 Fig. A2-38. Full-height infill wall along column line 8 (See Fig. A2-9a for exterior view) 18 September 2012 47
B-8 B-7 Fig. A2-39. Framing across the courtyard at column lines 7 and 8 with pounding damage in kitchen wall in the background. 18 September 2012 48
Transverse crack across barrel roof at moment frame beams Longitudinal crack along barrel roof peak Longitudinal crack along barrel roof spandrel 18 September 2012 49
Longitudinal crack along barrel roof spandrel Fig. A2-40. Cracking in Concrete Roof Panels; Map of Roof Panel. 18 September 2012 50
Fig. A2-41. Kitchen Region: Overall Views. 18 September 2012 51
Fig. A2-42. Kitchen Region: (a) Columns; (b) Shear Wall showing shear crack and beam spalling. 18 September 2012 52
Fig. A2-43. Rear of Kitchen: (a) Shear Crack in wall at kitchen rear door; (b) Stairs to bottom level. 18 September 2012 53
Fig. A2-44. Cafeteria SouthEast Exterios: (a) Collapsed sunshade over rear stairs; (b) South east corner showing minimal damage (note repair region). 18 September 2012 54