360 State Street New Haven CT 06510 Structural | Sabrina Duk | T. Boothby
Presentation Overview 360 • About 360 State Street • Thesis Objectives • Depth Study – Structural Design • Alternative Framing System: Staggered Trusses to Traditional Steel Framing • Breadth Study – Building Envelop Design • Precast, Aluminum, & Glass Façade to All Glass Façade • Breadth Study – Cost & Schedule State Street Comparison New Haven CT 06510 • Viability of Proposed Framing Systems & Alternative Façade • Conclusions • Acknowledgements Structural | Sabrina Duk | T. Boothby Structural | Sabrina Duk | T. Boothby
About 360 State Street Presentation Overview • About 360 State Street Project Team • Thesis Objectives • Owner/Architect: Becker + Becker Associates • Depth Study – Structural Design • Structural Engineer: DeSimone Consulting Engineers • General Contractor: Suffolk Construction Alternative Framing System: Staggered Trusses to Traditional Steel Framing • Breadth Study – Building Envelop Design Building Information Precast, Aluminum, & Glass Façade to All Glass Façade • Breadth Study – Cost & Schedule Comparison • Location: New Haven, Connecticut • Size: 700,000 gsf ( 32 Stories) Viability of Proposed Framing Systems & Alternative Façade • • Conclusions Development Cost: $180 million • Construction: Sept 2008 – Oct 2010 • Acknowledgements Structural | Sabrina Duk | T. Boothby
About 360 State Street Presentation Overview • About 360 State Street Architecture • Thesis Objectives • 2 Retail Units, 500 Parking Spaces, 500 Apartment Units + Amenities • Precast Concrete & Aluminum Panel Façade with Glazing, • Depth Study – Structural Design Ornamentation • Rooftop Gardened Terrace Alternative Framing System: Staggered Trusses to Traditional Steel Framing • Outdoor Pool & Patio • Breadth Study – Building Envelop Design Precast, Aluminum, & Glass Façade to All Glass Façade Sustainable Features • Breadth Study – Cost & Schedule Comparison • LEED Platinum Certification Viability of Proposed Framing Systems & Alternative Façade • Local & Recycled Building Materials • Conclusions • 400kW Fuel Cell • • Acknowledgements Geothermal Walls, High Performance Windows, & Elevators that Recapture their own Energy Structural | Sabrina Duk | T. Boothby
About 360 State Street Presentation Overview • About 360 State Street Architecture • Thesis Objectives • 2 Retail Units, 500 Parking Spaces, 500 Apartment Units + Amenities • Precast Concrete & Aluminum Panel Façade with Glazing, • Depth Study – Structural Design Ornamentation • Rooftop Gardened Terrace Alternative Framing System: Staggered Trusses to Traditional Steel Framing • Outdoor Pool & Patio • Breadth Study – Building Envelop Design Precast, Aluminum, & Glass Façade to All Glass Façade Sustainable Features • Breadth Study – Cost & Schedule Comparison • LEED Platinum Certification Viability of Proposed Framing Systems & Alternative Façade • Local & Recycled Building Materials • Conclusions • 400kW Fuel Cell • • Acknowledgements Geothermal Walls, High Performance Windows, & Elevators that Recapture their own Energy Structural | Sabrina Duk | T. Boothby
Thesis Objectives Presentation Overview • About 360 State Street Structural Depth • Thesis Objectives • Originally Designed as Cast-In-Place Overall Project Goals • Depth Study – Structural Design Concrete Structure • Contractors Not Able to Provide • Longevity & Durability of Structure Alternative Framing System: Staggered Trusses to Traditional Steel Framing Competitive Cost & Schedule • Viable Alternative Solutions • Breadth Study – Building Envelop Design New York vs. New Haven • Conscious, Sustainable Design Decisions Precast, Aluminum, & Glass Façade to All Glass Façade • Redesigned to Staggered Steel • • Breadth Study – Cost & Schedule Comparison Maintain Architectural Floor Plans Trusses in 8 Weeks • Focus on Upper (26) Stories Viability of Proposed Framing Systems & Alternative Façade Proposal: Design Alternative • Conclusions Framing for Gravity & Lateral • Acknowledgements Systems Structural | Sabrina Duk | T. Boothby
Thesis Objectives Presentation Overview Breadth #2 Breadth #1 • About 360 State Street • Cost & Schedule Analysis • Building Envelop Study • Thesis Objectives • Proposal: Compare Viability of • Proposal: Alternative Glass Façade Overall Project Goals Designs • Depth Study – Structural Design • High Performance • Viability of Designs • Longevity & Durability of Structure Alternative Framing System: Staggered Trusses to Traditional Steel Framing • Viable Alternative Solutions • Breadth Study – Building Envelop Design • Conscious, Sustainable Design Decisions Precast, Aluminum, & Glass Façade to All Glass Façade • • Breadth Study – Cost & Schedule Comparison Maintain Architectural Floor Plans • Focus on Upper (26) Stories Viability of Proposed Framing Systems & Alternative Façade • Conclusions • Acknowledgements Structural | Sabrina Duk | T. Boothby
Depth Study Presentation Overview Structural Design An Alternative Framing Solution • About 360 State Street • Thesis Objectives • Provide a Preliminary Design for the Gravity & Lateral Systems using a more Traditional Steel Framing System • Depth Study – Structural Design • Compare Existing & Proposed Systems to Determine the Ideal Solution Alternative Framing System: Staggered Trusses to Traditional Steel Framing Structural Design Goals • Breadth Study – Building Envelop Design • Precast, Aluminum, & Glass Façade to All Glass Façade Increase Strength & Rigidity with additional Structural Elements • Breadth Study – Cost & Schedule Comparison • Minimize Floor Depth by Shortening Span Lengths • Decrease Overall Building Weight Viability of Proposed Framing Systems & Alternative Façade • Conclusions • Optimize Lateral System & Foundation • Acknowledgements Structural | Sabrina Duk | T. Boothby
Existing Gravity System Presentation Overview • About 360 State Street • Thesis Objectives • Depth Study – Structural Design Alternative Framing System: Staggered Trusses to Traditional Steel Framing • Breadth Study – Building Envelop Design Precast, Aluminum, & Glass Façade to All Glass Façade • Breadth Study – Cost & Schedule Comparison Typical Residential Floor Plan Typical Truss Framing Viability of Proposed Framing Systems & Alternative Façade (9) Staggered Steel Truss Frames @ 23’ – 8” o.c. Exterior Columns: W14x120 thru W14x505 – Splices also Staggered • Conclusions W12x53 Spandrel Beams + Floor Opening Framing Typical W10x Top & Bottom Chords - HSS Diagonals • Acknowledgements 8” Hollow Core Plank Floor System w/ Topping Vierendeel Panel for Corridor Opening Structural | Sabrina Duk | T. Boothby
Existing Lateral System Presentation Overview • About 360 State Street • Thesis Objectives • Depth Study – Structural Design Alternative Framing System: Staggered Trusses to Traditional Steel Framing • Breadth Study – Building Envelop Design Precast, Aluminum, & Glass Façade to All Glass Façade • Breadth Study – Cost & Schedule Comparison Viability of Proposed Framing Systems & Alternative Façade (9) Staggered Steel Truss Frames @ 23’ – 8” o.c. • Conclusions (2) X – brace Frames w/ 5 – Story Moment Frame (120 Connections) 8” Hollow Core Plank as Rigid Diaphragm • Acknowledgements Center of Mass is Slightly off from Center of Rigidity Structural | Sabrina Duk | T. Boothby
Existing Framing Systems Presentation Overview • About 360 State Street • Thesis Objectives • 36” to 68” Mat Slab Foundation w/ 8,000 psi Concrete • Depth Study – Structural Design • 4.5 TSF Bearing Capacity • Alternative Framing System: Staggered Trusses to Traditional Steel Framing Bear onto Concrete Columns • Breadth Study – Building Envelop Design • Gravity Loads 2.81 TSF Bearing • Overall Building Weight: 90, 757 kips Precast, Aluminum, & Glass Façade to All Glass Façade • Breadth Study – Cost & Schedule Comparison • 3244 Structural Members Viability of Proposed Framing Systems & Alternative Façade • Conclusions • Acknowledgements Structural | Sabrina Duk | T. Boothby
Design Considerations Presentation Overview Foundation Columns Locations for Bearing Geometry • About 360 State Street • Thesis Objectives Residential Tower 62’ x 260’ • Depth Study – Structural Design Steel Column Orientation Alternative Framing System: Staggered Trusses to Traditional Steel Framing • Breadth Study – Building Envelop Design Precast, Aluminum, & Glass Façade to All Glass Façade • Breadth Study – Cost & Schedule Comparison Viability of Proposed Framing Systems & Alternative Façade • Conclusions • Acknowledgements Structural | Sabrina Duk | T. Boothby
Recommend
More recommend
