Oregon Revised Statutes Mineral Resources § 523.230

(1) That the report of the improvement is on file in the office of the secretary and is subject to public examination.

(2) That the district board will hold a public hearing on the proposed improvement on a specified date, which shall not be earlier than 10 days following the first publication of notice, at which objections and remonstrances to the improvement will be heard by the board; and that if prior to such hearing there shall be presented to the secretary valid, written remonstrances of the owners of two-thirds of the property or two-thirds of the front footage of the property to be specifically affected for the improvement, then the improvement will be abandoned for at least six months, unless the improvement is unanimously declared by the district board to be needed at once because of an emergency.

(3) A description of the property to be specially benefited by the improvement, the owners of the property and the estimate of the unit cost of the improvement to be paid for by special assessments to benefited properties.