; (2) a description of the circumstances that contributed to the development of the encroachments; (3) an assessment of the impact of the encroachments on operation and maintenance of the project described in subsection (a) for its authorized purposes; (4) an analysis of alternatives to the removal of encroachments to mitigate any impacts identified in the assessment under paragraph (3); (5) a description of any actions necessary or advisable to prevent further encroachments; and (6) an estimate of the cost and timeline to carry out the plan, including actions described under paragraph (5). (c) Restriction To the maximum extent practicable, the encroachment resolution plan under subsection (a) shall minimize adverse impacts to private landowners while maintaining the functioning of the project described in that subsection for its authorized purposes. (d) Notice and public comment (1) To owners In preparing the encroachment resolution plan under subsection (a), not later than 30 days after the Secretary identifies an encroachment, the Secretary shall notify the owner of the encroachment. (2) To public The Secretary shall provide an opportunity for the public to comment on the encroachment resolution plan under subsection (a) before the completion of the plan. (e) Moratorium The Secretary shall not take action to compel removal of an encroachment covered by the encroachment resolution plan under subsection (a) unless Congress specifically authorizes such action. (f) Savings provision This section does not— (1) grant any rights to the owner of an encroachment