Series is created to give history of design and construction of the Portland Hydroelectric Project.
Series is the design drawings and specifications for the project.
Records are copies of submittals, consultant records, contracts, agreements, plans, bid records, drawings, correspondence, and other records created during design and construction of the Project. Records may include mylar drawings, plans, photos, etc. Life of the facility. Series is used to investigate issues related to hydroelectric development. Records include pre-licensing applications and permits, correspondence, studies, regulatory material and other documents and information developed and created during the initial investigation of a new project.