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Design process - Coggle Diagram
Design process
RIBA Stage 2: Concept design
Slab design
What slab type?
Composite
In-situ concrete & steel composite
Non-composite
CLT
Precast concrete
What slab span?
Secondary beams?
How many?
What slab loading?
Secondary beam design
What beam type?
Rolled section
Cellular
Composite
Construction case
Plate girder
Truss
What beam span?
What beam loading?
UDL/Point load
What are the support conditions?
Pinned/Semi-rigid/Fixed
Laterally restrained/Laterally unrestrained
Primary beam design
What beam span?
What beam loading?
UDL/Point load
What are the support conditions?
Column design
What column type?
Open section
H-section
Hollow section
Circular hollow section
Square hollow section
What column height?
What column loading?
Lateral stability design
What stability system?
Shear walls
Bracing
Moment frame
What lateral loads?
Wind loads
Notional horizontal loads
Shear centre check
Foundation design
What foundation type?
Shallow foundations
Pad footings
Strip/trench footings
Rafts
Deep foundations
Piles
Driven precast concrete piles
Driven steel piles
Rotary bored piles
Continuous flight augre piles
Mini piles
Piled rafts
Ground bearing slab
What foundation loads?
RIBA Stage 4: Technical design
Slab design
ULS checks
Shear capacity
Supports
Flexural capacity
Midspan
Supports
SLS checks
Vibration
Deflection
Fire
Accoustic separation
Slab-to-beam connection design
Composite
Mechanical connectors
Non-mechanical connectors
Non-composite
Horizontal bracing requirements
Secondary beam design
Connection design
Pinned/fixed supports
Mechanical/non-mechanical connectors
Bolts
Minimum spacing
Minimum edge distance
ULS checks
Shear capacity
Supports
Shear-reduced flexural capacity
Flexural capacity
Midspan
Support
Buckling capacity
Laterally restrained
Laterally unrestrained
Torsion capacity
SLS checks
Vibration
Deflection
Section selection
Section classification
Minimum thicknesses
Composite/non-composite
Composite
Construction case check
Shear connector capacity
Shear connector minimum spacing
Primary beam design
Beam-to-column connection design
Mechanical/non-mechanical connectors
Pinned/fixed supports
ULS checks
Shear capacity
Supports
Shear-reduced flexural capacity
Flexural capacity
Midspan
Support
Buckling capacity
Laterally restrained
Laterally unrestrained
Torsion capacity
SLS checks
Vibration
Deflection
Section selection
Section classification
Minimum thicknesses
Column design
ULS checks
Slenderness
Axial compression capacity
Nominal moments
Combined axial and flexural capacity
Column splice design
Bearing/non-bearing
Section selection
Buckling lengths
Slenderness ratio
Section classification
Minimum thicknesses
Lateral stability design
ULS checks
Frame imperfections
Bracing imperfections
Second-order effects
Axial compression
Axial tension
Bending and axial tension
SLS checks
Horizontal deflection
Cladding deflection
Section selection
Buckling lengths
Slenderness ratio
Foundation design
RIBA Stage 3: Spatial coordination
Material properties
Partial factors
Design strength
Modulus of elasticity
Poisson's ratio
Shear modulus
Coefficient of linear thermal expansion
Brittle fracture
Maximum element thicknesses
Environmental properties
Corrosion requirements
Rural/Urban/industrial/Coastal
Fire protection type
Spray
Boarding
Intumescent coating
Reinforced concrete casing
Loadbearing
Non-loadbearing
Robustness
Building classification
RIBA Stage 0: Strategic definition
What is the structure type?
Building
Bridge
Gantry
What is the structure use?
Residential
Commercial
Retail
Industrial
Healthcare
Education
What are the site details?
Geotechnical properties
Allowable bearing pressure
Undrained shear strength
Standard penetration test value
Cohesive/non-cohesive
Saturated/unsaturated
Density
Site geometry
RIBA Stage 1: Preparation and briefing
What are the ULS requirements?
Imposed load
Superimposed load
Partial factors
Combination factors
Load factors
What are the geometric requirements?
Total plan area
Plan depth
Core locations
Atria/lightwell locations
Number of floors
Column spacing
Floor-to-ceiling height
Movement joints
What are the SLS requirements?
Deflection limit
Vibration limit
Fire requirements
Accoustic requirements
RIBA Stage 5: Manufacturing and construction
Bill of quantities
Material quantities
Embodied carbon values
Construction sequencing
RIBA Stage 6: Handover
Construction drawings
General arrangements
Elevations
Floor plans
Standard details
Lateral stability details
Foundation plans
Material/building passport
RIBA Stage 7: Use
Maintenance
Rate of maintenance
Uncertainty quantification
Maintenance requirements
Material quantities
Embodied carbon values
Future carbon trajectory
Uncertainty quantification
Maintenance type
Corrosion
Internal/external
Rural/Urban/industrial/Coastal
Obsolescence
Predicted lifespan
Causes of obsolescence