Specifications include, but are not limited to: It is the intent of this bid to establish a contract with a qualified firm to provide and install, if required, a certified evacuation device suitable for multi-story buildings for exiting down stairwells during any emergency event. The device selected will be suitable for occupancy by individuals of varying ages, weights and capabilities, be easily operable by adults of varying sizes and be capable of traversing moderately rough terrain (i.e., grass fields, slopes, mud, snow and ice). In addition, the device must also be capable of comfortably supporting an occupant during extended use (2 hours) during a shelter in place emergency as well as be capable of providing egress down stairs during an evacuation emergency.