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Auditorium Design (Case Study)
The document compares two auditoriums, Sabras Auditorium and Dr. B.R. Ambedkar Auditorium, detailing their capacities, layouts, facilities, and acoustic treatments. Sabras Auditorium has a proscenium design with a capacity of 598 patrons, while Dr. B.R. Ambedkar Auditorium features a thrust design accommodating 823 patrons. It also highlights various aspects like lighting, fire safety measures, and internal connectivity, revealing differences in sound system setups and acoustical treatments between the two venues.
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Auditorium Design (Case Study)
- 1. CASE STUDY (AUDITORIUM) Submitted By: AmitJakhad (14010) Mansi Pushpakar (14034) Prerna Chouhan (14044) Sahil (14048) Shikhar Singh (14059)
- 2. Sabras Auditorium Post GraduateGovernment College for Girls Sector 42 Chandigarh, 160036 Dr. BR Ambedkar Auditorium Panjab University Law Deptt Sector 14 Chandigarh, 160014
- 3. Sabras Auditorium • Capacity– 598 Patrons • Form – Proscenium theatre • Orientation – South East facing • Climate – Tropical • Topography – Flat • Purpose – College Auditorium • Parking – College Parking • Basement – No • Facilities – Greenrooms Restrooms Fire Safety Dr. BR Ambedkar Auditorium • Capacity – 823 Patrons • Form – Thrust theatre • Orientation - South West facing • Climate - Tropical • Topography – Flat • Purpose – University Auditorium • Parking – Roadside Parking • Basement – Yes • Facilities – Greenrooms Restrooms Fire Safety INTRODUCTION
- 4. EXTERNAL CIRCULATION Sabras Auditorium MAINENTRANCE PARKING AUDITORIUM ENTRY • Students and visitors parking provided • Front lawn with maintained landscape • Paved pathways • Connected with college by covered pathway
- 5. EXTERNAL CIRCULATION Dr. BRAmbedkar Auditorium • Roadside parking • Areas connected with paved pathways and roads • Entrance porch provided • Connecting roads covered with avenue PARKING AUDITORIUM ENTRY
- 6. INTERNAL CONNECTIVITY Sabras Auditorium 1.Entrance Verandah 2. Foyer 3. Stage 4. Green Rooms with attached washrooms 5. stage Control Room 6. House 7. Control Room 1 2 3 4 2 5 6 7
- 7. Dr. BR AmbedkarAuditorium INTERNAL CONNECTIVITY 1. Entrance 2. Lobby 3. Stage 4. Green Rooms with attached washrooms 5. House 6. Balcony 7. Control Room Basement Ground Floor 1 2 3 4 4 5 76
- 8. FRONT OF THEHOUSE Sabras Auditorium Dr. BR Ambedkar Auditorium • Entrance through corridor via verandah • Verandah acts as waiting area • Entry/Exit foyer provided on both side of the auditorium • Entrance through corridor via lobby • Lobby surrounded by glass panes • Lobby is directly connected with house, stage and green rooms
- 9. HOUSE • Capacity: 598patrons • Total number of Entry/Exit are 4 • Door size (1800 x 2100) • Entry/Exit No. 1 & 2 are also for physically disabled • Height of the ceiling is around 8m to 9m • Minimum ceiling height is 4m (at the backside) • Aisle width: 1.4mm • Aisle is after 9 seats from the door • Gangway size: 1m • Forestage area is 2.4m wide • Chair dimensions 450mm x 450mm Sabras Auditorium (Seating)
- 10. HOUSE Sabras Auditorium (Ceiling) •Ceiling is divided into different levels • Covered with soft glass wool panels • Light and AC ducts are provided in the ceiling Ceiling light plan
- 11. HOUSE Sabras Auditorium (Wallsand Floor) • Walls are made up of brick • Exterior walls are of exposed brick work • Interior walls of the auditorium is acoustically treated with soft board, cotton cloth and laminated soft board planks • Decorated with paintings and murals • Stage floor is made up of hard wood and vinyl sheets with wooden texture is provided in the house other areas is finished with granite EXTERIOR WALL INTERIOR WALL VINYL FLOOR HARD WOOD FLOOR
- 12. HOUSE Dr. BR AmbedkarAuditorium (Seating) • Capacity: 823 patrons • 664 in the lower house and 159 in the balcony • Total number of Entry/Exit are 4 and 2 for balcony • Door size (1200 x 2100) • Height of the ceiling is around 8m to 9m • Minimum ceiling height is 2m (at the backside) • Aisle width: 1.4mm • Aisle is after 9 seats from the door • Forestage area is 1.2m wide • Chair dimensions 450mm x 450mm • Seats are cover with leather and wooden handrail
- 13. HOUSE Dr. BR AmbedkarAuditorium (Ceiling) • Dome is provided at the top • Exposed concrete roof • No light arrangement in the ceiling • Geometrical forms are hangs through the ceiling for acoustic purpose • Baffles provided in the ceiling
- 14. HOUSE Dr. BR AmbedkarAuditorium (Walls and Floor) • Walls are made up of brick and concrete • Exterior walls are of concrete and covered with red sandstone • Interior walls of the auditorium is acoustically treated with perforated wooden sheets • Stage floor is made up of hard wood and house floor is made up of concrete other areas is finished with granite EXTERIOR WALL INTERIOR WALL HARD WOOD FLOOR
- 15. CONTROL ROOM Sabras Auditorium •Control room is provided at the back of the house • Area: 8’3” x 25’ • Floors and walls are covered with carpet • Used for lighting and sound control Dr. BR Ambedkar Auditorium • Control room is provided at the balcony level • Walls are made up of wooden panels • Used for lighting and sound control
- 16. STAGE 18’ 9’ 7’ 7’30’-11” Sabras Auditorium(Main Stage) • Stage Height: 3 feet • Height of Proscenium: 13 feet • Wing Space: 7 feet • Length of side wings: 3’-6” • Backside walkway: 7 feet • Flooring: Wooden Stairs Stairs Exit Exit7’ wide walkway Side Wings Wing Space Main Stage Apron
- 17. STAGE Sabras Auditorium (MainStage) • Side wings and wing space provided for on-stage props during the performance • Scenery provided at the middle of the stage • Stairs provided at both the sides to approach the stage Side wings 3’-6” Stairs to stage Width – 3’-6” Proscenium Opening
- 18. STAGE Sabras Auditorium (MainStage) • Fly loft – 3’ high • Counterweight pulleys provided for theatrical rigging of curtains • Projector with lighting provided for screening on stage • The surrounding walls of the stage are finished with acoustical material (wall fabric and wood) Wing SpaceFly loft space for lighting and curtains
- 19. BACKSTAGE Sabras Auditorium (GreenRooms) • Size: 10’-6” x 11’-10” • Clear height: 8 feet • Width of dressing table: 1’-8” • Height of dressing table: 2’-6” • Two greenrooms provided with attached washroom on ground and 1st floor • Six number of people can use the room at a single time • Wall finishing done with wood and wall fabric • More use of mirror inside the greenrooms
- 20. BACKSTAGE Sabras Auditorium • Fireexit provided from the backstage: 3 feet wide • Backstage approaches the 1st floor to the second greenroom and light controls • 7 feet wide backside walkway • Low-height ceiling Drawbacks • No rehearsal rooms provided • Not enough space in greenrooms • Width of fire exit is too less • No separate route for stage services or performers except fire exit • No storage space provided for extra props and costumes
- 21. STAGE Dr. BR AmbedkarAuditorium (Main Stage) • Stage Height: 2’-10” • Height of Proscenium: 12 feet • Direct entrance for performers provided from lobby to stage and greenrooms 24’-6” 38’-4” Door: 3’-6”Door: 3’-6” Stairs Stairs Riser: 8” Tread: 10” Width: 2’-3” Side Wings Wing Space • Length of side wings: 3’-6” • Staircase provided from stage to the greenrooms in basement • Flooring: Wooden
- 22. STAGE • Side wingsand wing space provided for on-stage props during the performance • Scenery space provided at the middle of the stage • Stairs provided at both the sides to approach the stage • No extra treatment to walls given for better acoustics • Projector provided for display on stage scenery Dr. BR Ambedkar Auditorium (Main Stage) Proscenium Opening
- 23. STAGE • Height offly loft: 4 feet • Counterweight pulleys provided for theatrical rigging of curtains • Lack of different types of lighting like Fresnel, cove, scoop, FAR etc. Dr. BR Ambedkar Auditorium (Main Stage) Fly loft space for lighting and curtains
- 24. BACKSTAGE Dr. BR AmbedkarAuditorium (Green Rooms) • Separate greenroom-cum-washroom for men and women provided in the basement connected with stage and lobby • Fanlight for proper light ventilation • No proper treatment for acoustics • Width of connecting staircase: 5 feet • Height of dressing slab: 3 feet • Space for storage provided, but not in use at present • Door width: 3’-6” • Size: 20’-6” x 12’-0” • Clear height: 12 feet
- 25. LIGHTING Sabras Auditorium • PAR,Ellipsoidal, Scoop and sport lights are used in stage lighting • Sport lights facing stage were provided on the celling of house • LED celling lights are used in the celling of house • Lights on steps • Led celling lights were provided in backstage Lighting plan
- 26. LIGHTING Dr. BR AmbedkarAuditorium • Simple hanging bulb lamps were used in stage lighting • Sport lights facing stage were provided on the celling of house • LED celling lights were hanging from the celling of house • No lights on steps • Led celling lights were provided in balcony • No sufficient and up-to-date lighting was done
- 27. Fire safety Sabras Auditorium •There were three fire exits in the house. Two at the back and one in the front • There was one fire exit in the backstage of less width • There were smoke detectors and fire radiation detectors placed on the celling and walls of house • Fire alarm was placed inside and outside the auditorium • Fire extinguishers in sufficient amount were placed both inside and outside the auditorium
- 28. Fire safety Dr. BRAmbedkar Auditorium • There was only one fire exits in the house • No smoke detectors were placed in the auditorium • No Fire alarm was placed inside and outside the auditorium • Fire extinguishers in insufficient amount were placed only inside the auditorium
- 29. Acoustic material Sabras Auditorium •Acoustic fabric wall covering • Sound absorbing celling tiles • Sound absorbing wooden panels
- 30. Acoustic material Dr. BRAmbedkar Auditorium • Wooden wall covering • Sound absorbing celling shape • Back wall treated with sound absorbing white printable panels • Pyramidal sound diffusers hanging from the celling
- 31. Sound Sabras Auditorium • Totalof 6 speakers facing audience were hanged with the celling near stage • Speakers were placed at the edges of stage for performers • Base tube was placed inside the stage facing audience at centre
- 32. Sound Dr. BR AmbedkarAuditorium • Only 3 speakers in total were hanging in front of stage facing audience