Specifications include, but are not limited to: The removal of existing ductwork and installation of new ductwork as designed in the attached drawing. The intent of this project is to reduce excessive cavitation within the RAHU in the higher velocity operating range. Demolition and offsite disposal of existing ductwork. Preparation of site to include walls, bracing and interior/exterior finishes to accept new ductwork. Contractors shall provide for any and all equipment necessary to accomplish project. Contractors will be required to obtain any and all necessary permits for this type of work. Contractors as part of their submission will include an anticipated duration of time to accomplish work. Contractors shall insure project site is left in a safe manner during on and off construction hours. Contractor shall insure roof is protected during all phases of the project. Contractor must strictly adhere to the plans as designed, any change requests should be made in writing and provided to BOE/Design professional. Contractor shall participate in re-commissioning of the RAHU to insure work accomplished performs as designed. Contractors shall list all sub-contractors that will be used to accomplish the project. Contractors have been provided as-builts and new design documents in order to assist in the development of their bid as part of this bid package.