Iowa Admin. Code r. 567-73.30

Current through Register Vol. 47, No. 11, December 11, 2024

Rule 567-73.30 - Dam owner responsibilities

(1)Operation and maintenance required. The intent to permanently cease or cause to cease all acts of construction, operation, and maintenance of a dam is prohibited. If any person wishes to be relieved of the responsibilities inherent in the ownership or control of a dam structure, those responsibilities shall be undertaken by another person through sale, transfer, or other means or the dam shall be removed.

(2)Dam maintenance. The dam owner shall be required to maintain the dam and appurtenant structures in a safe condition. Maintenance shall include, but not be limited to, keeping earthen portions of the dam well vegetated, keeping trees and brush off the dam, preventing and repairing erosion, keeping spillways and drains free of obstructions, repairing structural deterioration, and performing required maintenance on mechanical appurtenances such as gates. The dam owner shall perform regular inspections to identify potential maintenance problems.

(3)Dam repairs. The dam owner shall arrange for performance of engineering investigations when needed to evaluate potential safety problems. The dam owner shall perform any required repairs. When the department determines the need for follow-up inspections, the dam owner may be required to have a qualified person make inspections and prepare written inspection reports at specified intervals.

(4)Maintenance inspections by dam owner. The dam owner of a high hazard or significant hazard structure shall be responsible for annual inspections and submission of written inspection reports. Annual inspection reports are due to the department on or before December 1. Inspection reports shall include:

a. Maintenance work done since the previous annual report;

b. Observed deficiencies on the dam or appurtenant structures;

c. Remedial measures necessary and the method and schedule the dam owner proposes to correct the deficiencies found; and

d. Changes in land use downstream of the dam.

Iowa Admin. Code r. 567-73.30

Amended by IAB September 8, 2021/Volume XLIV, Number 5, effective 10/13/2021