Oregon Administrative Rules
Chapter 690 - WATER RESOURCES DEPARTMENT
Division 20 - DAM SAFETY
Section 690-020-0035 - Minimum Engineering Requirements for Final Design of New Dams or to Increase Dam Height

Universal Citation: OR Admin Rules 690-020-0035

Current through Register Vol. 63, No. 9, September 1, 2024

(1) Final documents must be submitted by the Engineer of Record prior to construction to build a new Dam or increase Dam Height as required in OAR 690-020-0080. Design reports may be completed by Engineers other than the Engineer of Record. If multiple reports are submitted, each must be stamped by the Engineer who prepared the report.

(2) Final documents shall include:

(a) A plan for construction administration as provided in OAR 690-020-0065;

(b) An operations and maintenance plan if required by OAR 690-020-0068;

(c) An Emergency Action Plan for Dams rated High Hazard as provided in OAR 690-020-0400;

(d) Final design drawings as provided in OAR 690-020-0055; and

(e) Final design reports.

(3) The final design report(s) must include the following elements:

(a) Site suitability evaluation as provided in OAR 690-020-0036;

(b) Hydrology and Inflow Design Flood as provided in OAR 690-020-0037;

(c) Dam structure design as applicable and as provided in OAR 690-020-0038 - 690-020-0041;

(d) Spillway design as provided in OAR 690-020-0042;

(e) Design for penetrating Conduit(s) as provided in OAR 690-020-0043;

(f) Monitoring and instrumentation for determining whether a Dam is operating properly based on the Hazard Rating of the Dam as provided in OAR 690-020-0044; and

(g) A Dam Breach Inundation Analysis as provided in OAR 690-020-0120.

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.