||Supply, installation and commissioning (as required) of the electronic mobile racks systems and technical library shelving systems, complete with mounting of the racks/ shelving system to the floor and including its components required to operate the systems. CONTRACTOR shall supply and install the mobile racks system according to the floor plan and to the proposed mobile racks arrangements that may differ due to the columns that exist in the floor area. The double side racks shall be installed between two single side racks at each end, with one end that serves to lock the system. CONTRACTOR shall supply and install a Metal with wood-clad library shelving system that consists of uprights, shelves, shelf supports designed to be assembled without fasteners or clips. Shelves (except for divider locating slots where applicable and for attachment of wood shelf edges) and the upright posts shall have no holes on any exposed surface faces. Cross-bracing of any sort is not acceptable. Shelf fronts and backs shall be flush with outside faces of upright posts. Back panels when required shall be flush with the post face and require no additional tools or hardware to install.