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Explore the redesign and relocation of the helipad, lateral system improvements, and gravity column redesign at Virtua Hospital. Presentation details the proposed changes and their impact.
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NEW VIRTUA VOORHEES HOSPITAL Voorhees, NJ Paul Stewart Structural Option Senior Thesis Presentation 2010 The Pennsylvania State University
PRESENTATION OUTLINE BUILDING LOCATION • Introduction • Existing Structural System • Proposal • Design of Helipad • Redesign of Lateral System • Breadth Study • Conclusion Virtua Hospital Paul Stewart Structural Option 4/12/2010
PRESENTATION OUTLINE BUILDING DATA • Introduction • Existing Structural System • Proposal • Design of Helipad • Breadth Study • Redesign of Lateral System • Conclusion Paul Stewart Structural Option 4/12/2010
PRESENTATION OUTLINE EXISTING STRUCTURAL SYSTEM • Introduction • Existing Structural System • Gravity System • Proposal • Design of Helipad • Breadth Study • Redesign of Lateral System • Conclusion Paul Stewart Structural Option 4/12/2010
PRESENTATION OUTLINE EXISTING STRUCTURAL SYSTEM Foundations - Geopiers • Introduction • Existing Structural System • Gravity System • Proposal • Design of Helipad • Breadth Study • Redesign of Lateral System • Conclusion Paul Stewart Structural Option 4/12/2010
PRESENTATION OUTLINE EXISTING STRUCTURAL SYSTEM Moment Frames Braced Frames • Introduction • Existing Structural System • Lateral System • Proposal • Design of Helipad • Breadth Study • Redesign of Lateral System • Conclusion Paul Stewart Structural Option 4/12/2010
PRESENTATION OUTLINE RELOCATION OF HELIPAD • Introduction • Existing Structural System • Proposal • Design of Helipad • Breadth Study • Redesign of Lateral System • Conclusion Paul Stewart Structural Option 4/12/2010
PRESENTATION OUTLINE REDESIGN OF LATERAL SYSTEM • Introduction • Existing Structural System • Proposal • Design of Helipad • Breadth Study • Redesign of Lateral System • Conclusion Paul Stewart Structural Option 4/12/2010
PRESENTATION OUTLINE HELIPAD REQUIREMENTS • Introduction • Existing Structural System • Proposal • Design of Helipad • Helipad Location • Breadth Study • Redesign of Lateral System • Conclusion Paul Stewart Structural Option 4/12/2010
PRESENTATION OUTLINE LOCATION OF HELIPAD • Introduction • Existing Structural System • Proposal • Design of Helipad • Helipad Location • Breadth Study • Redesign of Lateral System • Conclusion Paul Stewart Structural Option 4/12/2010
PRESENTATION OUTLINE HELIPAD SLAB DESIGN • Introduction • Existing Structural System • Proposal • Design of Helipad • Helipad Design • Breadth Study • Redesign of Lateral System • Conclusion Paul Stewart Structural Option 4/12/2010
PRESENTATION OUTLINE HELIPAD SLAB DESIGN • Introduction • Existing Structural System • Proposal • Design of Helipad • Helipad Design • Breadth Study • Redesign of Lateral System • Conclusion Paul Stewart Structural Option 4/12/2010
PRESENTATION OUTLINE GRAVITY COLUMN REDESIGN • Introduction • Existing Structural System • Proposal • Design of Helipad • Helipad Design • Breadth Study • Redesign of Lateral System • Conclusion Paul Stewart Structural Option 4/12/2010
PRESENTATION OUTLINE GRAVITY COLUMN REDESIGN • Introduction • Existing Structural System • Proposal • Design of Helipad • Helipad Design • Breadth Study • Redesign of Lateral System • Conclusion TRANSFER GIRDER Paul Stewart Structural Option 4/12/2010
PRESENTATION OUTLINE GRAVITY COLUMN REDESIGN • Introduction • Existing Structural System • Proposal • Design of Helipad • Helipad Design • Breadth Study • Redesign of Lateral System • Conclusion NEW COLUMN Paul Stewart Structural Option 4/12/2010
PRESENTATION OUTLINE GRAVITY COLUMN REDESIGN • Introduction • Existing Structural System • Proposal • Design of Helipad • Helipad Design • Breadth Study • Redesign of Lateral System • Conclusion Paul Stewart Structural Option 4/12/2010
PRESENTATION OUTLINE GRAVITY COLUMN REDESIGN • Introduction • Existing Structural System • Proposal • Design of Helipad • Helipad Design • Breadth Study • Redesign of Lateral System • Conclusion Paul Stewart Structural Option 4/12/2010
PRESENTATION OUTLINE GRAVITY COLUMN REDESIGN • Introduction • Existing Structural System • Proposal • Design of Helipad • Helipad Design • Breadth Study • Redesign of Lateral System • Conclusion Paul Stewart Structural Option 4/12/2010
PRESENTATION OUTLINE ACOUSTICAL • Introduction • Existing Structural System • Proposal • Design of Helipad • Breadth Study • Acoustical • Redesign of Lateral System • Conclusion Paul Stewart Structural Option 4/12/2010
PRESENTATION OUTLINE LATERAL LOADS • Introduction • Existing Structural System • Proposal • Design of Helipad • Breadth Study • Redesign of Lateral System • Lateral Loads • Conclusion Paul Stewart Structural Option 4/12/2010
PRESENTATION OUTLINE RAM MODEL • Introduction • Existing Structural System • Proposal • Design of Helipad • Breadth Study • Redesign of Lateral System • RAM Model • Conclusion • Applied Lateral Load Cases: • Seismic • Wind Case 1 – 4 • Applied Load Combinations: • 1.4D • 1.2D + 1.6L + .5(Lr or S) • 1.2D + 1.6(Lr or S) + (L or 0.8W) • 1.2D + 1.6W + L + 0.5(Lr or S) • 1.2D + 1.0E + L + 0.2S • 0.9D + 1.6W • 0.9D + 1.0E Paul Stewart Structural Option 4/12/2010
PRESENTATION OUTLINE LOCATION OF BRACES • Introduction • Existing Structural System • Proposal • Design of Helipad • Breadth Study • Redesign of Lateral System • Braced Frame Design • Conclusion Paul Stewart Structural Option 4/12/2010
PRESENTATION OUTLINE TYPICAL BRACES • Introduction • Existing Structural System • Proposal • Design of Helipad • Breadth Study • Redesign of Lateral System • Braced Frame Design • Conclusion Paul Stewart Structural Option 4/12/2010
PRESENTATION OUTLINE INTERACTION WITH THE ARCHITECTURE • Introduction • Existing Structural System • Proposal • Design of Helipad • Breadth Study • Redesign of Lateral System • Braced Frame Design • Conclusion • Braces do not interfere with rooms or hallways • Braces are visible at the interior courtyards Paul Stewart Structural Option 4/12/2010
PRESENTATION OUTLINE DRIFT • Introduction • Existing Structural System • Proposal • Design of Helipad • Breadth Study • Redesign of Lateral System • Lateral Calculations • Conclusion Max Wind Drift Max Seismic Drift Δ Δ East – West: Δ North – South: East – West: Δ North – South: Δ = 4.16” Δ = 1.31” Δ = 2.33” Δ = 2.93” 0.010*H = 16.8” H/400 = 4.2” H/400 = 4.2” 0.010*H = 16.8” Δ = Cd * δ Δ = Cd * δ I I Existing East – West: Existing North – South: Existing North – South: Existing East – West: Δ = 0.35” Δ = 0.13” Δ = 0.83” Δ = 0.25” Paul Stewart Structural Option 4/12/2010
PRESENTATION OUTLINE CENTER OF MASS/RIGIDITY • Introduction • Existing Structural System • Proposal • Design of Helipad • Breadth Study • Redesign of Lateral System • Lateral Calculations • Conclusion Paul Stewart Structural Option 4/12/2010
PRESENTATION OUTLINE CONCLUSIONS • Helipad will be located in Zone 5 • The Pad will be designed as a two – way slab • New columns will be introduced along column line Ma • The façade of the building will be changed • Lateral system will eliminate of moment frames • Braced frames will not interfere with the architecture • Drift values will be larger, but still acceptable • Differences in COM and COR are generally the same • Introduction • Existing Structural System • Proposal • Design of Helipad • Breadth Study • Redesign of Lateral System • Conclusion Paul Stewart Structural Option 4/12/2010
PRESENTATION OUTLINE ACKNOWLEDGEMENTS • Introduction • Existing Structural System • Proposal • Design of Helipad • Breadth Study • Redesign of Lateral System • Conclusion • Thank you to the following people for their help throughout the year: • Virtua Health • Turner Company • Penn State Architectural Engineering Faculty and Students • Family and Friends Paul Stewart Structural Option 4/12/2010
PRESENTATION OUTLINE QUESTIONS? COMMENTS? • Introduction • Existing Structural System • Proposal • Design of Helipad • Breadth Study • Redesign of Lateral System • Conclusion Questions? Paul Stewart Structural Option 4/12/2010
PRESENTATION OUTLINE FOUNDATION REDESIGN Paul Stewart Structural Option 4/12/2010