Washington Administrative Code › Title 173 - Ecology, Department of (See also Titles 197, 317, 372, and 508) › Chapter 173-245 - Submission of plans and reports for construction and operation of combined sewer overflow reduction facilities › Section 173-245-060 - Operation and maintenance manual

Current through Register Vol. 24-14, July 15, 2024
(1) The proposed method of operation and
			 maintenance of the domestic wastewater facility must be stated in the
			 engineering report or plans and specifications and must be approved by the
			 department. The statement must be a discussion of who will own, operate, and
			 maintain the facility and what the staffing and testing requirements are. The
			 owner shall follow the approved method of operation after the facility is
			 constructed, unless changes have been approved by the department.
(2) In those cases where the facility
			 includes mechanical components, a detailed operation and maintenance manual
			 must be prepared before completing the construction. The purpose of the manual
			 is to present technical guidance and regulatory requirements to the operator to
			 enhance operation under both normal and emergency conditions. Two copies of the
			 manual must be submitted to the department for approval before completing the
			 construction.
(3) In order to
			 assure proper operation during construction and timely review and approval of
			 the final operation and maintenance manual, a draft manual must be submitted in
			 the early stages of the construction of a facility. In addition, manufacturer's
			 information on equipment must be available to the plant operator before unit
			 start up.
(4) The operation and
			 maintenance manual shall include the following list of topics. For those
			 projects funded by the environmental protection agency the manual shall also
			 follow the requirements of the EPA publication,
Considerations for
			 Preparation of Operation and Maintenance Manuals.
(a) The assignment of managerial and
			 operational responsibilities, including plant classification and classification
			 of required operators.
(b) A
			 description of plant type, flow pattern, operation, and efficiency
			 expected.
(c) The principal design
			 criteria.
(d) A process description
			 of each plant unit, which includes function, relationship to other plant units,
			 and schematic diagrams.
(e) A
			 discussion of the detailed operation of each unit and description of various
			 controls, recommended settings, fail-safe features, etc.
(f) A discussion of how the treatment
			 facilities are to be operated during anticipated maintenance procedures, and
			 under less than design loading conditions, if applicable, such as initial
			 loading on a system designed for substantial growth.
(g) A section on laboratory procedures that
			 includes sampling techniques, monitoring requirements, and sample
			 analysis.
(h) Recordkeeping
			 procedures and sample forms to be used.
(i) A maintenance schedule incorporating
			 manufacturer's recommendations, preventative maintenance and housekeeping
			 schedules, and special tools and equipment usage.
(j) A section on safety.
(k) A section stating the spare parts
			 inventory, address of local suppliers, equipment warranties, and appropriate
			 equipment catalogues.
(l) Emergency
			 plans and procedures.