Convertible sports and exhibition facility and conversion method

A convertible sports facility, which includes:

• a) a football stadium configuration;
• b) a basketball/hockey arena configuration;
• c) a seating system including:
• 1) opposite stadium configuration end seating sections;
• 2) opposite stadium configuration side seating sections;
• 3) a plurality of stadium configuration corner seating sections each connecting respective stadium configuration side and end seating sections;
• 4) each said stadium configuration seating section including a lower deck located in proximity to said stadium activity area, a lower club deck positioned above and outwardly from said lower decks, a suite level including a plurality of suites located above and outwardly from said lower club deck, an upper club deck located above and outwardly from said suite level, and an upper deck located above said upper club deck;
• 5) each said stadium configuration side seating section having a retractable seating band retractable from an extended position adjacent said stadium activity area and a retracted position retracted generally beneath said lower club deck in said arena configuration;
• 6) a portion of one of said stadium configuration end seating sections comprising a moveable seating section, said moveable seating section being longitudinally moveable with respect to said stadium activity area between a first position comprising part of a stadium end seating section and a second position comprising a respective arena side seating section;
• and
• 7) a plurality of removable, temporary seating sections in said arena configuration each located between a respective seating section lower deck and said arena activity area;
• d) a circulation system including:
• 1) a main concourse located generally outwardly from said lower club deck and generally encircling said seating bowl;
• 2) an intermediate concourse located generally outwardly from said upper club deck and generally encircling said seating bowl;
• 3) a pair of main concourse level bridges each extending between said movable seating section and a respective arena configuration end seating section in said arena configuration;
• 4) a pair of intermediate concourse bridges each extending between said moveable seating section and a respective arena configuration end seating section in said arena configuration;
• and
• 5) said main concourse level bridges and said intermediate concourse bridges respectively comprising portions of said main and intermediate concourses;
• e) a structural system including a roof with a fixed-height ceiling portion and an adjustable-height ceiling portion, said adjustable-height ceiling portion being vertically moveable between a lower, arena position located generally between said upper club deck and said upper deck and a raised, stadium position located generally above said upper deck;
• f) a support system including services, lockers, mechanical facilities, offices, concessions and toilets located generally below and outside of said seating bowl;
• g) said stadium playing field having an upper stadium playing field level and including a removable playing field portion;
• and
• h) said arena playing field being formed by removing said stadium playing field removable portion and said arena playing field having a lower level than said stadium playing field.

A convertible facility, which includes:

• a) first and second configurations;
• b) first and second activity areas associated with said first and second configurations respectively;
• c) each said activity area including opposite ends and opposite sides, said first activity area ends forming the sides of said second activity area and portions of the sides of said first activity area forming the ends of said second activity area;
• d) a first configuration seating bowl associated with said first configuration and including opposite end seating sections and opposite side seating sections;
• e) a second configuration seating bowl associated with said second configuration and including opposite end seating sections and opposite side seating sections, said first configuration end seating sections forming said second configuration side seating sections and portions of said first configuration side seating sections forming said second configuration end seating sections;
• f) at least one of said first configuration end seating sections including a movable component longitudinally movable with respect to said first activity area between first and second positions associated with said first and second configurations respectively;
• g) at least one of said seating sections having a lower deck;
• h) a removable, temporary seating section installed between said second configuration activity area and said lower deck with said facility in its second configuration;
• i) each said first configuration side seating section having a lower deck;
• and
• j) each said lower deck having a retractable seating band retractable from an extended position with said facility in its first configuration to a retracted position with said facility in its second configuration.

A method of converting a facility from a stadium configuration with a stadium activity area including a playing field with a first level, opposite end seating sections, opposite side seating sections with retractable seating bands and a roof with a ceiling comprising a fixed-height portion and an adjustable-height portion, which includes the steps of:

• a) removing a portion of the stadium playing field and forming an arena playing field at a level below the stadium playing field;
• b) retracting the retractable seating bands from their extended positions to retracted positions generally below a lower club deck of respective stadium side seating sections
• c) longitudinally moving a moveable component of a respective end seating section with respect to said stadium playing field from a stadium position forming a component of a respective stadium seating bowl end section to an arena position forming an arena seating bowl side section;
• d) providing an arena activity area at a lower level below a level of said stadium playing field;
• e) installing removable seating sections at an inner perimeter of the arena seating bowl adjacent to the arena playing field;
• f) bridging a main concourse between the moveable component of the end seating section and the stadium configuration side seating sections;
• and
• g) lowering said adjustable-height ceiling portion to a lower position thereof.

A convertible facility, which includes:

• a) first and second configurations;
• b) first and second activity areas associated with said first and second configurations respectively;
• c) each said activity area including opposite ends and opposite sides, said first activity area ends forming the sides of said second activity area and portions of the sides of said first activity area forming the ends of said second activity area;
• d) a first configuration seating bowl associated with said first configuration and including opposite end seating sections and opposite side seating sections;
• e) a second configuration seating bowl associated with said second configuration and including opposite end seating sections and opposite side seating sections, said first configuration end seating sections forming said second configuration side seating sections and portions of said first configuration side seating sections forming said second configuration end seating sections;
• f) at least one of said first configuration end seating sections including a movable component longitudinally movable with respect to said first activity area between first and second positions associated with said first and second configurations respectively;
• g) a lower deck located adjacent to the first activity area with the facility in its first configuration;
• h) a lower club deck located above said lower deck;
• i) a suite level including a plurality of suites located above said lower club deck;
• j) an upper club deck located above said suite level;
• k) an upper deck located above said upper club level with said facility in its first configuration;
• l) an adjustable-height ceiling portion being located approximately between said upper club deck and said upper deck with said facility in its second configuration;
• m) a main concourse located generally between said lower deck and said lower club deck;
• n) an upper concourse located generally between said upper club deck and said upper deck;
• and
• o) each said concourse generally encircling said seating bowl.