Oregon Administrative Rules
Chapter 690 - WATER RESOURCES DEPARTMENT
Division 20 - DAM SAFETY
Section 690-020-0068 - Plan Requirements for New Dams or to Increase Dam Height: Operations and Maintenance Plan
Universal Citation: OR Admin Rules 690-020-0068
Current through Register Vol. 63, No. 9, September 1, 2024
(1) The Engineer of Record shall include an operations and maintenance plan with the submittals for building a new Dam or increasing Dam Height for:
(a) Any Dam rated Significant or High Hazard;
and
(b) Any Low Hazard Dam with:
(A) A Gate or flashboard as part of the
Spillway; or
(B) A Valve on a
Conduit that is not on the upstream side of the Dam.
(2) The Department may review implementation of the operations and maintenance plan during Dam safety inspections.
(3) Operations and maintenance plans shall include, but are not limited to:
(a) Directions for filling and emptying the
reservoir when needed;
(b)
Frequency of inspection of the interior of Conduits, including qualifications
and guidance for Persons conducting and reporting on this inspection;
(c) Procedures for operation of all Gates and
Valves;
(d) Specified minimum
frequency for cycling and lubrication of all Gates and Valves;
(e) Standards for removal of trees and brush,
and mowing other vegetation; including the frequency for the Dam owner to
monitor vegetation and to take action to control brush if it obscures any face
of the Dam, the Conduit, or the Spillway;
(f) Frequency of routine Dam observations,
including identification of changes in seepage and maximum permissible Dam
deformations;
(g) A Water release
plan in the event of a flood forecast when reservoir is above the maximum safe
operating level established by the Engineer of Record;
(h) The measurement frequency for all
monitoring instrumentation installed at the Dam; and
(i) Review and evaluation of conditions of
the Dam as necessary to keep the Dam in good repair and properly maintained,
including actions identified in OAR 690-020-0250.
Statutory/Other Authority: ORS 536.027, 540.488
Statutes/Other Implemented: ORS 540.449, 540.488
Disclaimer: These regulations may not be the most recent version. Oregon may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
This site is protected by reCAPTCHA and the Google
Privacy Policy and
Terms of Service apply.
