PETITION NO. 1256 - Eversource Energy petition for a declaratory ruling that no Certificate of Environmental Compatibility and Public Need is required for the proposed replacement of approximately 8 miles of its existing No. 1620/1975 115-kilovolt electric transmission line structures with new transmission line structures within existing right of way between Haddam Substation and Oxbow Junction in Haddam, Connecticut, and related transmission line structure improvements.