2320 RAILWAY AVE INTERWEST CONSTRUCTION INC 2023-02-02

INTERWEST—EVERETT CONTRACTOR'S YARD SITE IMPROVEMENTS Sitts& Hill Engineers, Inc. OPERATION AND MAINTENANCE MANUAL Job Number 18,831 I I I I I I I I I I I I The applicable maintenance checklists from the 2019 Stormwater Management Manual for Western Washington (DOE Manual) and the City of Everett Design and Construction Standards and Specifications for Development have been included with this manual for review during routine maintenance inspections. Section 4— Maintenance Frequency Following construction of the project, all facilities shall be inspected and maintained according to their respective maintenance checklists included at the end of this manual. One form should be filled out for each facility on-site. I It is recommended that the maintenance checklists be kept in a log book or binder on-site for documentation and review purposes. When deficiencies are noted,the problems are to be corrected as soon as possible. Any spill of hazardous material I (e.g. fuel, lubricant, herbicide, etc.) will be cleaned up immediately. Contaminated material will be disposed of properly. Per the DOE Manual, "If the spill has reached or may reach a sanitary or a storm sewer, ground water, or surface water notify the local jurisdiction, Ecology, and the local sewer authority immediately. Notification must comply with all federal spill reporting requirements." Any questions about the existence of a problem should be directed to a professional engineer. See the following pages for plan sheets showing facilities to be maintained. SITTS& HILL ENGINEERS, INC. 2 TACOMA, WASHINGTON