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Auditorium design - Coggle Diagram
Auditorium design
Introduction
Adaptability, flexibility and variable formats
Adjustable acoustics
Format change and variable formats
Adjustable proscenium
Hierarchy
Variable audience capacity
Key components of the adaptable auditorium
Floor lifts
Tension wire grid
Mobile towers
Large acoustic door sets
Seating wagons
Banners, blinds, drapes and reversible panels
Rostra
Specific elements
Retractable seating unit
Orchestra pit and forestage
Aesthetic adaptability and ambience
Auditorium formats
Thrust stages
In-the-round
Courtyard theatre
Amphitheatres
The wide fan
Traverse
Corner stage – 90° arc
Promenade
End stage
Adaptable space
Forestage and apron stage
Found space
Proscenium theatre
Materials and finishes
Collaborative process
Learning from the past
Themes and approaches
Atmosphere
Factors influencing size and scale
Visual and aural limits
Space for music and the sung word
Seating capacity
Intimacy, immediacy and audience cohesion
Acoustic considerations
Developments in acoustic design
Multi-purpose spaces
Music
Variable acoustics
Speech
Improving existing rooms
Auditorium form and volume
Electronic architecture
Ventilation and air handling
High-level supply
Low-level supply
Air distribution
Pre-cooling and pre-heating
Air conditioning and mechanical ventilation
Air distribution to the stage
Natural ventilation
Other areas
Internal design criteria
Noise Levels
Introduction
Sightlines
The view between heads
Performers’ perspective
Establishing the stalls rake
HD: horizontal distance
O: offset
EH: average eye height
TH: top of head
P: point of sight
D: distance front row eye position to Point P
Upper tiers
BF: balcony front height
D: Distance to front row
PH: proscenium height
Sightlines across lateral gangways
HP: clear visible height
Horizontal sightlines
DP: depth of the stage
Side seats
P2: point of sight
Context
Positioning and seating the audience
Useful dimensional data
Seating and seatways
Seatway
Extended row length
Seat module
Seating layout
Means of escape
Sectional considerations
Balcony/tier front design
The experience
Orchestra pit
Pit size and modes of use
Pit operation
Detailed design
Safety
Smaller pit types
Lighting and sound in the auditorium
Control points
Lighting bridges in a proscenium space
Equipment