Coppin State University

Coppin State University

HOTEL | NORTHEAST U.S. JORDAN RUTHERFORD | STRUCTURAL OPTION FACULTY ADVISOR | DR. THOMAS BOOTHBY AE SENIOR THESIS | APRIL 8, 2013 HOTEL N.E.U.S. Building Overview Existing Building Problem Statement Proposed Solution Redesign Conclusion BUILDING INFORMATION Located in the Northeast United States 5 stories above grade 113 rooms 75,209 ft2 63 x 257

Maximum Height: 60-8 Construction Cost: $9.2 million October 2011 November 2012 SITE HOTEL N.E.U.S. PROJECT TEAM Construction Manager | Continental Real Estate Building Overview Architect | Meyer and Associates Existing Building MEP | Prater Engineering Associates

Problem Statement Fire Protection | Prater Engineering Associates Proposed Solution Civil Engineer | Civil and Environmental Consultants, Inc. Redesign Landscape Arch. | Civil and Environmental Consultants, Inc. Structural Engineer | Atlantic Engineering Services Conclusion SITE HOTEL N.E.U.S. ARCHITECTURE Building Overview Existing Building

Problem Statement Proposed Solution Redesign Conclusion Synthetic Stucco (EIFS) Brick Cornices Arches ELEVATIONS HOTEL N.E.U.S. EXISTING STRUCTURE Foundation | Spread and Strip Footings Building Overview Existing Building Problem Statement Proposed Solution Redesign Conclusion Floor | Slab on grade | 8 Hollowcore precast Plank Framing | Steel Beams and Columns | Masonry Bearing Walls

Lateral System | Masonry Shear Walls FLOOR PLANS HOTEL N.E.U.S. PROBLEM STATEMENT Building Overview Steel / Masonry System Existing Building Open spaces on ground level Problem Statement Room sizes Proposed Solution Redesign Conclusion Lateral Elements layout HOTEL N.E.U.S. PROPOSED SOLUTION/GOALS Building Overview

Steel Gravity and Lateral System Existing Building Maintain floor plan and room sizes Problem Statement Maintain window and door placement Proposed Solution Redesign Conclusion Lateral Layout MAE REQUIREMENTS AE 530- Computer Modeling of Building Structures AE 534- Steel Connections AE 537- Building Performance Failures and Forensic Techniques AE 542- Building Enclosures Science Design HOTEL N.E.U.S. GRAVITY Building Overview Existing Building Problem Statement Proposed Solution Redesign | Gravity

Conclusion Concrete on Composite Metal Deck 5.5 total thickness 3 flutes Typical Beam: W14x22 (14) and W16x26 (16) Typical Girder: W18x40 (16) Typical Column: W10x33 HOTEL N.E.U.S. Building Overview Existing Building Problem Statement Proposed Solution Redesign | Gravity Conclusion GRAVITY CONNECTION HOTEL N.E.U.S. LATERAL Building Overview Existing Building Problem Statement Proposed Solution Redesign | Lateral Conclusion

Braced Frame Moment Frame HOTEL N.E.U.S. LATERAL CENTER OF RIGIDITY Building Overview Existing Building Problem Statement Proposed Solution Level Redesign | Lateral Conclusion Braced Frame Moment Frame 5 4 3 2 1 Center of Rigidity Comparison X Y New Old New

123.59 161.57 2.28 123.64 160.71 1.72 123.68 159.13 1.95 123.7 156.28 2.09 123.69 151.16 2.71 *For the Y direction, 0 is centerline Old -5.05 -4.5 -3.51 -1.72 1.37 HOTEL N.E.U.S. LATERAL BRACED FRAMES W18x50 W18x50 HSS6x6x3/16

W18x50 Building Overview HSS6x6x3/16 Existing Building W18x50 HSS6x6x3/16 Problem Statement Conclusion W10x39 W18x50 HSS6x6x3/16 W10x39 W10x39 W18x50 HSS6x6x3/16 HSS6x6x3/16 Replace shear walls in short direction

One brace spans swimming area R = 3.25 W10x39 HSS6x6x3/16 W10x39 W10x39 W10x39 W18x50 W18x50 HSS6x6x1/4 W10x39 W18x50 W18x50 Proposed Solution Redesign | Lateral HSS6x6x3/16 HSS6x6x1/4 W10x39 W10x39

HOTEL N.E.U.S. Building Overview Existing Building Problem Statement Proposed Solution Redesign | Lateral Conclusion BRACED CONNECTION BRACED FRAMES HOTEL N.E.U.S. LATERAL MOMENT FRAMES W21x62 W12x96 W12x96 Existing Building W12x96 Conclusion W12x120

Allows for window and door openings Pinned Base R=3 W30x90 W27x84 W12x120 W12x120 W27x84 W12x120 W27x84 W24x68 W12x96 W12x96 W27x84 Proposed Solution W27x84 W24x68 W12x96 W12x96 W24x68 Problem Statement Redesign | Lateral

W12x65 W12x65 W24x68 Building Overview W21x62 W24x68 W12x120 W12x120 W30x90 W27x84 HOTEL N.E.U.S. MOMENT CONNECTION MOMENT FRAMES W21x62 W12x96 W24x68 Building Overview Existing Building Problem Statement Proposed Solution W12x96 W24x68 W12x96

W27x84 W12x120 Redesign | Lateral Conclusion W27x84 W12x120 HOTEL N.E.U.S. Building Overview Existing Building Problem Statement Proposed Solution Redesign | Arch. Conclusion ARCHITECTURE EXISTING STYLES HOTEL N.E.U.S. Building Overview Existing Building Problem Statement Proposed Solution Redesign | Arch. Conclusion ARCHITECTURE ELEVATIONS

HOTEL N.E.U.S. Building Overview Existing Building Problem Statement Proposed Solution Redesign | Arch. Conclusion ARCHITECTURE Metl Span Architectural Insulated Panels Grey, Green, and White Grey Brick along base Roof Awning Entryway Tinted Structural Glass HOTEL N.E.U.S. Building Overview Existing Building Problem Statement Proposed Solution Redesign | Encl. Conclusion ENCLOSURE HOTEL N.E.U.S. Building Overview Existing Building Problem Statement Proposed Solution Redesign Conclusion

SUMMARY Gravity system changed from precast plank and masonry walls to composite steel Lateral system changed from masonry shear walls Short direction- Braced frames Long direction- Moment frames Faade changed from EIFS to metal panels GOALS Maintain floor plan and room sizes Locate Braces within partitions Limit drift for moment frames Keep C.O.R. close to center of building Redesign architecture Redesign enclosure HOTEL N.E.U.S. Building Overview Existing Building ACKNOWLEDGEMENTS Atlantic Engineering Services: Cam Baker John Schneider Problem Statement AE Department Faculty Proposed Solution Dr. Thomas Boothby

Redesign Conclusion My family, friends, girlfriend, and God THANK YOU HOTEL N.E.U.S. APPENDIX Seismic Load Data Occupancy Category - II Site Class - D Seismic Load Importance Factor Ie 1 Site Class Coefficient Ss

0.125 S1 0.049 Fa 1.6 Fv 2.4 SDS 0.1333 SD1 0.0784 Seismic Design Category - B Long Period Transition Period TL

12 Redesign Response Modification Factor R 3.25 Fundamental Period (N-S) Ta 0.930 Conclusion Response Modification Factor R 3 Fundamental Period (E-W) Ta 1.900 Building Overview Existing Building

Spectral Response Coefficient Problem Statement Proposed Solution SEISMIC/THERMAL HOTEL N.E.U.S. Building Overview Existing Building Problem Statement Proposed Solution Redesign Conclusion APPENDIX GRAVITY CONNECTIONS HOTEL N.E.U.S. APPENDIX LATERAL AND DRIFTS Floor 5 4 3 2 1 Building Overview Existing Building

Wind Drift and Displacement Displacement Drift Allowable X direction (in) Y direction (in) X direction (in) Y direction (in) Displacement (in) 0.54924 0.63710 0.04477 0.10257 1.68 0.50447 0.53453 0.05847 0.12077 1.35 0.44600 0.41376 0.07073 0.13321 1.02 0.37527 0.28055 0.08812 0.13653 0.69 0.28715 0.14402 0.28715 0.14402 0.36 Problem Statement

Proposed Solution Redesign Conclusion Floor 5 4 3 2 1 X direction (in) 1.19952 1.09567 0.94893 0.77525 0.58089 Cd 3.00 3.00 3.00 3.00 3.00 Seismic Drift and Displacement Displacement Total Y direction (in) Cd Total 3.59856 0.5272

3.25 1.7134 3.28701 0.4378 3.25 1.4229 2.84679 0.3257 3.25 1.0584 2.32575 0.2030 3.25 0.6598 1.74267 0.0863 3.25 0.2804 Drift Allowable Drift (in) X direction (in) Y direction (in) 0.31155 0.29055 2.64 0.44022 0.36442 2.64 0.52104 0.39868 2.64 0.58308 0.37931

2.64 1.74267 0.28044 2.88 HOTEL N.E.U.S. Building Overview Existing Building Problem Statement Proposed Solution Redesign Conclusion APPENDIX FOOTING GRAPHS

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