Pictured here is a “Platform Operator Shed” widely known and used in the petrochemical industry. Normally the booth is mounted high above an operation either on a platform or a walkway and used for observations or to operate a system. These booths are constructed complete with explosion proof electrical. The most commonly requested classification would be Class I, Division II, Group D. These sheds can be as small as 3' x 4' or as large as needed and most common would be 4' x 6' or 6' x 8'.