Carl Hubben – Structural Option Ae senior thesis Office Building-G EASTERN UNITED STATES

Project Information Existing Structure Project Goals Structural Depth Architectural Breadth Conclusions Carl Hubben Structural Option Office Building-G Eastern United States Outline

Project Information Existing Structure Project Goals Structural Depth Architectural Breadth Conclusions Carl Hubben Structural Option Office Building-G Eastern United States Project Information

Existing Structure Project Goals Structural Depth Architectural Breadth Conclusions Carl Hubben Structural Option Office Building-G Eastern United States Owner Restrictions: Occupancy Type: Square Footage: Project Cost: Number of Stories: Project details cannot be disclosed Mixed use office 649,641 sf $70,000, levels of office space 4 levels of parking below grade Project Information

Existing Structure Foundation Superstructure Project Goals Structural Depth Architectural Breadth Conclusions Carl Hubben Structural Option Office Building-G Eastern United States Existing Structure

Project Information Existing Structure Foundation Superstructure Project Goals Structural Depth Architectural Breadth Conclusions Carl Hubben Structural Option Office Building-G Eastern United States Spread Footings Up to 3100 axial kips Parking garage and superstructure Perimeter Foundation Wall Key Points Foundation Figure 8

Project Information Existing Structure Foundation Superstructure Project Goals Structural Depth Architectural Breadth Conclusions Office Building-G Eastern United States Carl Hubben Structural Option Cast in place reinforced concrete Post-tensioned girders with 7” thick one-way slab Structural depth of 18” Exposed round and rectangular columns 10” thick shear wall core Key Points Superstructure Existing Core

Project Information Existing Structure Project Goals Structural Depth Architectural Breadth Conclusions Carl Hubben Structural Option Office Building-G Eastern United States Project Goals

Project Information Existing Structure Project Goals Structural Depth Architectural Breadth Conclusions Carl Hubben Structural Option Office Building-G Eastern United States Column Free Space Remove Shear Wall Core Maintain Floor to Floor Height Determine Architectural Impacts Project Goals

Project Information Existing Structure Project Goals Structural Depth Loads Floor System Columns Lateral System Connections Architectural Breadth Conclusions Carl Hubben Structural Option Office Building-G Eastern United States Structural Depth

Project Information Existing Structure Project Goals Structural Depth Loads Floor System Columns Lateral System Connections Architectural Breadth Conclusions Carl Hubben Structural Option Office Building-G Eastern United States Wind: Seismic: Flexible Structure Reduced Dead Load New Lateral System Loads

Project Information Existing Structure Project Goals Structural Depth Loads Floor System Columns Lateral System Connections Architectural Breadth Conclusions Carl Hubben Structural Option Office Building-G Eastern United States Floor SlabFraming Plan Composite metal decking 4 ½” total thickness Composite and Composite Castellated Beams Floor System

Project Information Existing Structure Project Goals Structural Depth Loads Floor System Columns Lateral System Connections Architectural Breadth Conclusions Carl Hubben Structural Option Office Building-G Eastern United States Castellated Beam Design Spans range between 45’ – 65’ Vierendeel Bending Primary and secondary forces Primary Forces Secondary Forces Floor System

Project Information Existing Structure Project Goals Structural Depth Loads Floor System Columns Lateral System Connections Architectural Breadth Conclusions Carl Hubben Structural Option Office Building-G Eastern United States Redesign Floor System Existing Design

Project Information Existing Structure Project Goals Structural Depth Loads Floor System Columns Lateral System Connections Architectural Breadth Conclusions Carl Hubben Structural Option Office Building-G Eastern United States General 12 Lateral Columns 23 Gravity Columns Located on the façade or around vertical transportation ~40’ between columns on exterior W14 Sizes Columns

Project Information Existing Structure Project Goals Structural Depth Loads Floor System Columns Lateral System Connections Architectural Breadth Conclusions Carl Hubben Structural Option Office Building-G Eastern United States General Concentrically Braced 8 Chevron Frames Span 2 floors V and inverted V design Symmetrical Design Lateral System North Elevation

Project Information Existing Structure Project Goals Structural Depth Loads Floor System Columns Lateral System Connections Architectural Breadth Conclusions Carl Hubben Structural Option Office Building-G Eastern United States 1/2 3/8 1/2 5/8 1/2 5/8 5/16 3/8 5/16 1/2 Beam Size: W27X94 Beam Size: W27X161 Green BraceYellow Brace Design Load Combination : 1.2D + 0.5L + 0.5Lr + 1.0E Overstrength and redundancy factor: Ω o = 2.0, ρ = 1.0 Top Floor Deflection: H/400, 5.2” < 5.3” Inherent Torsion: CM-CR = 6.7’ HSS14X14 Braces: Lateral System

Project Information Existing Structure Project Goals Structural Depth Loads Floor System Columns Lateral System Connections Architectural Breadth Conclusions Carl Hubben Structural Option Office Building-G Eastern United States North Elevation West Elevation Connections Limit States Brace Limit States: Tension Yielding Tension Rupture Brace/Gusset Limit States: Weld Rupture Base Metal Strength Brace Gusset Gusset Limit States: Tension Yielding Tension Rupture Local Buckling Gusset/Beam Limit States: Weld Rupture Base Metal Strength Gusset Beam Beam Limit States: Web Tension Yielding Web Crippling Web Buckling

Project Information Existing Structure Project Goals Structural Depth Architectural Breadth Conclusions Carl Hubben Structural Option Office Building-G Eastern United States Architectural Breadth

Project Information Existing Structure Project Goals Structural Depth Architectural Breadth Conclusions Carl Hubben Structural Option Office Building-G Eastern United States Architecture Breadth Exterior Plan View Floor Section

Project Information Existing Structure Project Goals Structural Depth Architectural Breadth Conclusions Carl Hubben Structural Option Office Building-G Eastern United States Conclusions

Project Information Existing Structure Project Goals Structural Depth Architectural Breadth Conclusions Carl Hubben Structural Option Office Building-G Eastern United States Conclusions Column Free Space Remove Shear Wall Core Maintain Floor to Floor Height Determine Architectural Impacts Goals: More Coordination Increased Cost Foundation Impacts Disadvantages:

Project Information Existing Structure Project Goals Structural Depth Architectural Breadth Conclusions Carl Hubben Structural Option Office Building-G Eastern United States Acknowledgements Turner Construction Company: Carlos Flores Ryan-Biggs Associates: Chris Latreille The Pennsylvania State University: Dr. Ali Memari Dr. Linda Hanagan Dr. Louis Geschwindner Robert Holland Kevin Parfitt I would also like to give a special thanks to my friends and family for their help and support throughout the year.

Carl Hubben Structural Option Office Building-G Eastern United States Questions

1/2 3/8 1/2 5/8 1/2 5/8 5/16 3/8 5/16 1/2 Beam Size: W27X94 Beam Size: W27X161 Green BraceYellow Brace HSS14X14 Braces:

Brace Limit States: Tension Yielding Tension Rupture Brace/Gusset Limit States: Weld Rupture Base Metal Strength Brace Gusset Gusset Limit States Tension Yielding Tension Rupture Local Buckling Gusset/Beam Limit States Weld Rupture Base Metal Strength Gusset Beam Web Tension Yielding Web Crippling Web Buckling Shear Yielding Beam/End Plate Weld Rupture Base Metal Strength Beam End Plate End Plate Limit States Gross Shear Net Shear Block Shear Angle Limit States Prying Effects Shear Yielding Shear Rupture Block Shear Bolt Shear Tension Bearing and Tear Out Gusset/Plate Weld Rupture Base Metal Strength Gusset Plate Plate bending Plate/Column Weld Rupture Base Metal Strength Plate Column Local Flange Yielding Local Flange Bending Local Flange Crippling