Office Building-G
Download
1 / 29

Carl Hubben – Structural Option Ae senior thesis - 2011 - PowerPoint PPT Presentation


  • 88 Views
  • Uploaded on

Office Building-G EASTERN UNITED STATES. Carl Hubben – Structural Option Ae senior thesis - 2011. Outline. Office Building-G Eastern United States. Carl Hubben Structural Option. Project Information Existing Structure Project Goals Structural Depth Architectural Breadth Conclusions.

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha
Download Presentation

PowerPoint Slideshow about ' Carl Hubben – Structural Option Ae senior thesis - 2011' - brynn-franklin


An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript

Office Building-G

EASTERN UNITED STATES

Carl Hubben – Structural Option

Ae senior thesis - 2011


Outline

Office Building-G

Eastern United States

Carl Hubben

Structural Option

Project Information

Existing Structure

Project Goals

Structural Depth

Architectural Breadth

Conclusions


Office Building-G

Eastern United States

Carl Hubben

Structural Option

Project Information

Existing Structure

Project Goals

Structural Depth

Architectural Breadth

Conclusions

Project Information


Project Information

Office Building-G

Eastern United States

Carl Hubben

Structural Option

Project Information

Existing Structure

Project Goals

Structural Depth

Architectural Breadth

Conclusions

Owner Restrictions:

Occupancy Type:

Square Footage:

Project Cost:

Number of Stories:

Project details cannot be disclosed

Mixed use office

649,641 sf

$70,000,000

14 levels of office space

4 levels of parking below grade


Office Building-G

Eastern United States

Carl Hubben

Structural Option

  • Project Information

  • Existing Structure

  • Foundation

  • Superstructure

  • Project Goals

  • Structural Depth

  • Architectural Breadth

  • Conclusions

Existing Structure


Carl Hubben

Structural Option

Foundation

Office Building-G

Eastern United States

Key Points

  • Project Information

  • Existing Structure

  • Foundation

  • Superstructure

  • Project Goals

  • Structural Depth

  • Architectural Breadth

  • Conclusions

  • Spread Footings

  • Up to 3100 axial kips

  • Parking garage and superstructure

  • Perimeter Foundation Wall

Figure 8


Superstructure

Office Building-G

Eastern United States

Carl Hubben

Structural Option

Key Points

  • Project Information

  • Existing Structure

  • Foundation

  • Superstructure

  • Project Goals

  • Structural Depth

  • Architectural Breadth

  • Conclusions

Existing Core

  • 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


Office Building-G

Eastern United States

Carl Hubben

Structural Option

Project Information

Existing Structure

Project Goals

Structural Depth

Architectural Breadth

Conclusions

Project Goals


Project Goals

Office Building-G

Eastern United States

Carl Hubben

Structural Option

Project Information

Existing Structure

Project Goals

Structural Depth

Architectural Breadth

Conclusions

  • Column Free Space

  • Remove Shear Wall Core

  • Maintain Floor to Floor Height

  • Determine Architectural Impacts


Office Building-G

Eastern United States

Carl Hubben

Structural Option

  • Project Information

  • Existing Structure

  • Project Goals

  • Structural Depth

  • Loads

  • Floor System

  • Columns

  • Lateral System

  • Connections

  • Architectural Breadth

  • Conclusions

Structural Depth


Loads

Office Building-G

Eastern United States

Carl Hubben

Structural Option

  • Project Information

  • Existing Structure

  • Project Goals

  • Structural Depth

  • Loads

  • Floor System

  • Columns

  • Lateral System

  • Connections

  • Architectural Breadth

  • Conclusions

Wind:

Seismic:

Flexible Structure

Reduced Dead Load

New Lateral System


Floor System

Office Building-G

Eastern United States

Carl Hubben

Structural Option

Floor Slab

Framing Plan

  • Project Information

  • Existing Structure

  • Project Goals

  • Structural Depth

  • Loads

  • Floor System

  • Columns

  • Lateral System

  • Connections

  • Architectural Breadth

  • Conclusions

Composite and Composite Castellated Beams

  • Composite metal decking

  • 4 ½” total thickness


Floor System

Office Building-G

Eastern United States

Carl Hubben

Structural Option

Castellated Beam Design

Secondary Forces

Primary Forces

  • Project Information

  • Existing Structure

  • Project Goals

  • Structural Depth

  • Loads

  • Floor System

  • Columns

  • Lateral System

  • Connections

  • Architectural Breadth

  • Conclusions

  • Spans range between 45’ – 65’

  • Vierendeel Bending

  • Primary and secondary forces


Floor System

Office Building-G

Eastern United States

Carl Hubben

Structural Option

Existing Design

Redesign

  • Project Information

  • Existing Structure

  • Project Goals

  • Structural Depth

  • Loads

  • Floor System

  • Columns

  • Lateral System

  • Connections

  • Architectural Breadth

  • Conclusions


Columns

Office Building-G

Eastern United States

Carl Hubben

Structural Option

General

  • Project Information

  • Existing Structure

  • Project Goals

  • Structural Depth

  • Loads

  • Floor System

  • Columns

  • Lateral System

  • Connections

  • Architectural Breadth

  • Conclusions

12 Lateral Columns

23 Gravity Columns

Located on the façade or around vertical transportation

~40’ between columns on exterior

W14 Sizes


Lateral System

Office Building-G

Eastern United States

Carl Hubben

Structural Option

North Elevation

General

  • Project Information

  • Existing Structure

  • Project Goals

  • Structural Depth

  • Loads

  • Floor System

  • Columns

  • Lateral System

  • Connections

  • Architectural Breadth

  • Conclusions

Concentrically Braced

8 Chevron Frames

Span 2 floors

V and inverted V design

Symmetrical Design


Lateral System

Office Building-G

Eastern United States

Carl Hubben

Structural Option

Yellow Brace

Green Brace

Design

  • Project Information

  • Existing Structure

  • Project Goals

  • Structural Depth

  • Loads

  • Floor System

  • Columns

  • Lateral System

  • Connections

  • Architectural Breadth

  • Conclusions

HSS14X14 Braces:

1/2

5/16

Load Combination: 1.2D + 0.5L + 0.5Lr + 1.0E

Overstrength and redundancy factor: Ωo = 2.0, ρ = 1.0

Top Floor Deflection: H/400, 5.2” < 5.3”

Inherent Torsion: CM-CR = 6.7’

3/8

5/16

1/2

3/8

Beam Size:

W27X161

Beam Size:

W27X94

1/2

5/16

5/8

1/2

1/2

1/2

5/8

5/8


Connections

Office Building-G

Eastern United States

Carl Hubben

Structural Option

Limit States

  • 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

  • Loads

  • Floor System

  • Columns

  • Lateral System

  • Connections

  • Architectural Breadth

  • Conclusions

  • Brace Limit States:

    • Tension Yielding

    • Tension Rupture

  • Brace/Gusset Limit States:

    • Weld Rupture

    • Base Metal Strength

      • Brace

      • Gusset

North Elevation

West Elevation


Office Building-G

Eastern United States

Carl Hubben

Structural Option

Project Information

Existing Structure

Project Goals

Structural Depth

Architectural Breadth

Conclusions

Architectural Breadth


Architecture Breadth

Office Building-G

Eastern United States

Carl Hubben

Structural Option

Exterior

Plan View

Floor Section

Project Information

Existing Structure

Project Goals

Structural Depth

Architectural Breadth

Conclusions


Office Building-G

Eastern United States

Carl Hubben

Structural Option

Project Information

Existing Structure

Project Goals

Structural Depth

Architectural Breadth

Conclusions

Conclusions


Conclusions

Office Building-G

Eastern United States

Carl Hubben

Structural Option

Goals:

Disadvantages:

Project Information

Existing Structure

Project Goals

Structural Depth

Architectural Breadth

Conclusions

  • Column Free Space

  • Remove Shear Wall Core

  • Maintain Floor to Floor Height

  • Determine Architectural Impacts

More Coordination

Increased Cost

Foundation Impacts


Acknowledgements

Office Building-G

Eastern United States

Carl Hubben

Structural Option

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.

Project Information

Existing Structure

Project Goals

Structural Depth

Architectural Breadth

Conclusions


Questions

Office Building-G

Eastern United States

Carl Hubben

Structural Option


Yellow Brace

Green Brace

HSS14X14 Braces:

1/2

5/16

3/8

5/16

1/2

3/8

Beam Size:

W27X161

Beam Size:

W27X94

1/2

5/16

5/8

1/2

1/2

1/2

5/8

5/8


  • 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

    • 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

    • Plate bending

  • Plate/Column

    • Weld Rupture

    • Base Metal Strength

      • Plate

      • Column

  • Column

    • Local Flange Yielding

    • Local Flange Bending

    • Local Flange Crippling


ad