Bridging the Gap WS2021 - Group 1

Bridging the Gap Workshop 2

Jack Young Konrad Sonne Ariel Lim Eshwar Bhupanam

Bridge Design Intentions, Programme, Iterations, Karamba Explorations

Intention: Extension of workshop space + break area Sheltered ground floor working space Partial in-house fabrication

Intention: Extension of workshop space + break area Sheltered ground floor working space Partial in-house fabrication

Intention: Extension of workshop space + break area Sheltered ground floor working space Partial in-house fabrication

Deck Programme

Path Lunch | Smoke area Extended Workshop

Deck Programme

Design Iterations

Iteration 1

Iteration 2

Iteration 3

Field Lines

Modified Field Lines

Rationalising Structure

Iteration 4 Integration of Field Lines + Structure

Iteration 5 Improved Integration of structure and roof

Beam Dimension: 700 x 400 mm

Layer 1 Main Supports

Beam Dimension: 400 x 400 mm

Layer 2 Secondary Supports

Beam Dimension: 500 x 300 mm

Layer 3 Secondary Supports

Beam Dimension: 300 x 300 mm

Layer 4 Secondary Supports

Beam Dimension: 300 x 150 mm

Layer 5 Secondary Supports

Layer 6 Shingle Supports

Layer 7 Shingles

Structural Analysis Driven Design Addition of central and corner beam for deck support

Structural Analysis Driven Design Addition beam for reduced deck deflection

Load Cases Designed for varying programmes

1) Bridge Use

2) Workshop Floor

3) Workshop Floor and Hanging Beam

4) Party and Lowering Prototype

Load Cases Maximum displacement

Displacement Max = 4.1cm

Displacement Max = 4.2cm

Displacement Max = 5.3cm

Displacement Max = 7.7cm

Load Cases Maximum axial stress

Axial Stress Max = 0.8KN/cm²

Axial Stress Max = 0.8KN/cm²

Axial Stress Max = 0.9KN/cm²

Axial Stress Max = 1.3KN/cm²

Discretisation From doubly-curved to singly-curved + straight sections

Discretisation From doubly-curved to singly-curved + straight sections

Discretisation From doubly-curved to singly-curved + straight sections

Blank Milling Optimised beam sizes for reducing material wastage

Joinery Development Joint Catalogue, Joint Selection, Joint Strategy, Parametric Model

Joint Catalogue

Joinery Selection

Joinery Selection 3 branches

2 branches

2 branches

Joint Strategy Joining branches along main beam b

a

b

b

c

a a

c b

Parametric Model b

a

d

c

b

c

a

a

e

b

b

c

d

a

b

a

a

c

d

b

e c

d

c

Design Considerations Beam staggering

Design Considerations Slice angle

Design Considerations Slice angle

Design Considerations Slice angle

Fabrication Strategy Considerations, CNC Process

CNC Process Beam milling

CNC Process

Beam milling sequence 1. Milling shape of required beam from singly-curved blank

CNC Process

Beam milling sequence

1. Drilling of dowel holes

Assembly Strategy Considerations, Assembly Sequence

Assembly Considerations Order of connection Connection to other beams

Connection to main beam

Assembly Sequence

B A

C

1. Insert dowels into beam A, join with beam B

Assembly Sequence

A

B

C

1. Insert dowels into beam C, join with beam B

Assembly Sequence

A

B

C

1. Insert dowels into beam A and C through beam C

Assembly Sequence

Assembly Sequence