Definition: A room or area that directly serves an assembly facility as an extension of the activities in that facility.
Description: Includes check rooms, coat rooms, ticket booths, dressing rooms, projection booths, property storage, make-up rooms, costume and scenery shops and storage, green rooms, multimedia and telecommunications control rooms, etc.
Limitations: Entrance lobbies and other circulation areas outside of the primary assembly room are classified as nonassignable Lobby (W05). A concession stand in an assembly facility is classified as Merchandising (660). Lounge areas that are remote from the assembly area within an assembly facility are classified by the appropriate service code or the Lounge (650) code.