Specifications include, but are not limited to: The overall dimensions of the portable building shall measure approximately 20’ x 8’ +/- 1’. The ceiling height shall be 8’. Exterior All exterior structural components and siding shall be either steel or aluminum that has been treated to resist rusting due to exposure to the elements. Building must be designed to be weather resistant and water tight. Interior The flooring shall be either a vinyl tile or a composite flooring. An unfinished subfloor will not be accepted. The interior walls and ceiling shall be finished with either drywall, paneling or some other type of wall covering; interiors with exposed beams and insulation will not be accepted. The walls and ceiling shall be insulated with an R-11 or greater insulation. Building must come complete with a mounted air conditioning unit, one (1) door and at least two (2) windows. Air conditioning unit shall be securely installed in accordance with the manufacturer’s recommendations. Door shall be either steel or aluminum, have a hydraulic closure and a window with blinds that can be opened and closed. Door must be lockable and include at least two (2) keys that have been keyed to the lock supplied with the door. At least one (1) window shall slide open and have a locking mechanism that can be engaged when the window is closed. All windows must have blinds that can be raised, lowered, opened and closed. Windows must also be supplied with exterior insect screens. Building must include fluorescent overhead lighting and four (4) duplex power receptacles. Lighting shall be operated via a wall switch installed next to the door for easy access. Receptacles must be three (3) pronged and should be installed on each wall. Electrical Unit shall be prewired with a 120/240 volt single-phase electrical service panel and a 125-amp breaker panel. DOTD Electricians will power the building by connecting the service panel to a DOTD supplied emergency generator.