BY-Ar. Khurram AliAsst prof. Gateway College of architecture & DesignSonipat, Haryana
ARCHITECTURAL DESIGN III ( AR-201B)
Thursday, October 13, 2016
OPEN AIR THEATER
An open to sky built space provided with performing
area and a space for spectators which is suitable for
the activity going on there.
What?
Why?
• Assembly
• Lecture
• Sports
• House drama
• Classical or popular music
• Opera
• Musicals,
• Ballet, Modern or folkloric dance
• Circus
• Any activity where a performing artist communicates with a living audience.
Observe
Observe
Observe
• A comfortable approach and orientation in terms of sun and wind.
• Comfortable seating arrangement.( Chair/Direct)
• Appropriate stage area
• Sound Control. ( outside/ Inside)
• Direct sound path minimum reverberation.
• Proper access within the seating.
• Rain water Drainage provision.
A good O.A.T should have
Design constraints
• Control Access
• Control effectiveness of activity.
• Control Noise.
• Control long sound reflections
• Control Vision
• Seating comfort
Reflector wall.
Ancient Greek theater
Design Thumb rules
• Slope of seating should not be less than 12°
• Area calculation will be based upon 0.5m² per Spectator.
• Where facial recognition seating should be within 24m range.
• Forestage height should be within 0.6m-1.1m.
• Angle width of theater should not be more than 135°
• An efficiently designed orchestral shell is mandatory, for uniform distribution of average sound level and the shell enables on stage audibility of a performer .
• Sound amplification system should be provided for an audience over 600.
How?
Sight lines
Stage
Super Elevation
Super Elevation
Seating Arrangements
Ref .Architects Data Neuferts Metric Handbook Planning and Design Data