2016 king county surface water design manual appendix c

Drainage manual snohomish county, wa official website. A stormwater system is any part of an engineered drainage system that collects rain water. King county road design and construction standards king. Appendix b does not apply to the city of sammamish. Instructions for use are given throughout the document in italics. This addendum to the 2016 king county surface water design manual kcswdm applies to development and redevelopment proposals within the city of seatac city. The infiltration tests were conducted in general accordance with appendix c the 2016 king county surface water design manual kcswm, 2016. This template is based on the requirements of appendix c of the 2016 king county storm water design manual kcswdm. City of portland stormwater management manual august 2016 c 1 appendix c. Thurston county drainage design and erosion control manual. City of newcastle surface water design manual addendum to 2016 kcswdm december 20, 2016 page 2 each other. The requirements below do not replace any requirements from other city departments. Surface water design manual this addendum to the 2016 king county surface water design manual kcswdm applies to development and redevelopment proposals within the city of kirkland.

As long as you can continue viewing pdfs in your browser, this should not be an issue. Resources and references this appendix provides references for city program and regulations relating to the design, construction, permitting and maintenance of stormwater management and conveyance facilities. King county designatedidentified water quality problem this determination is made on a. The king county version of chapter 3 applies to proposals. Source, king county surface water design manual 316 figure 3. King county, washington surface water design manual page 1 of 23 introduction this addendum to the 2016 king county, washington surface water design manual kcswdm applies to development and redevelopment proposals within the city of federal way. Addendum to the king county surface water design manual. King county surface water design manual appendix a maintenance requirements. Thurston county drainage design and erosion control manual december 2016 volume iii. Certified erosion and sediment control lead cescl means an individual who. Site plans, shall be drawn on 11 x 17 minimum sheet size.

As part of the citys yearly update to the bothell design and construction standards and specifications, we have also updated bothells surface water design manual, which is listed as an appendix to the standards. Your complete project application was accepted prior to december 30, 2016. City of kent surface water design manual january 2017 how to use this document the city of kent has adopted the 2016 king county surface water design manual kcswdm as amended by this document. Native growth retention credit additional requirements. The city of bothell has revised chapters 1 and 2and appendix a and select forms from the king county surface water design manual. The kcswdm has been adopted to meet the requirements of the clean water act, the endangered species act and state growth management act.

The surface water design manual is formally adopted by rule under the procedures in k. Purpose of and need for this document the citys adoption this manual is required to comply with federal stormwater regulations. Reference sections is available for download in adobe acrobat pdf format. Native growth retention credit ngrc additional requirements in addition to the requirements identified in the 2016 king county surface water design manual kcswdm in appendix c, section 2. This addendum to the 2016 king county surface water design manual kcswdm.

The 2016 king county surface water design manual has been approved by the department of ecology as an equivalent manual. Maintenance standards modified appendix a of king county surface water design manual. There are many other reasons a soil report is necessary for a project e. City of sammamish surface water design manual addendum page 1 of 35.

Appendix 10 equivalent programs for runoff controls for. All of the test pits were excavated and logged prior to conducting the infiltration tests. Appendix c of the king county surface water design manual. This addendum includes minor revisions to the kcswdm to address the differences between king county s and the citys organization and processes. Current manual january 2016, november 2017 for volume i the documents listed below compose the entire snohomish county drainage manual. The kent manual adopts the 2016 king county surface water design manual kcswdm and applies to development proposals within the city of kent.

Training on king county surface water design manual. The drainage manual is used in concert with snohomish county code and snohomish county engineering design and development standards edds volume i pdf minimum technical requirements volume ii pdf construction stormwater pollution. City of issaquah 2017 stormwater design manual addendum 2 p a g e new technical manual. This manual is based on the 2016 king county surface water design. Replace all italicized text with the information described as required according to the 2016 king county surface water design manual section 1. County surface water design manual and the city of kirkland addendum to the 2016 king county surface water design manual constitutes a violation of this chapter, and shall be enforced against the. Stormwater pollution prevention manual king county. The project must submit a simplified construction stormwater pollution prevention plan scswpp which contains a narrative explaining how each category below is addressed in the site specific scswpp plan. The manual provides detailed information for businesses, residents, managers, and owners of property in unincorporated king county, and describes the actions we are all required to take to reduce the contamination of stormwater, surface water, and groundwater, to comply with federal clean water. King county, washington, surface water design manual, appendix a appendix a maintenance requirements for flow control, conveyance, and water quality facilities this appendix contains the maintenance requirements for the following typicalstormwater control and water quality.

The city of kenmore has made no changes to chapter 3 of the 2016 kcswdm. How to use this document this addendum shall be used in coordination with the 2016 kcswdm for the following. The kcswdm has been adopted to meet the requirements of the clean water act, the. Certified erosion and sediment control lead ces cl. To adopt the 2016 edition of the surface water design manual, which is an update to the 2009 surface. To translate specific wording or reference from king county to the city. When using surface water design manual, be sure to also read chapter 4 in the bothell design and construction standards and specifications. The city also directly adopts the latest version of the king county stormwater pollution prevention manual best management practices for commercial, multifamily and residential properties, prepared by the king.

Final addendum to the king county surface water design. The city of sammamish has adopted the 2009 king county surface water design manual 2009 kcswdm in order to be in compliance with its phase ii municipal. Addendum to the 2016 king county surface water design manual. Your project will be under construction prior to january 1, 2022. To comply with the city of rentons npdes permit requirement, the city adopted the 2016 king county surface water design manual with amendments to create the 2017 city of renton surface water design manual. The city of snoqualmie references the 2016 king county surface water design manual as its primary guidance document for stormwater. Please note that this document is intended to provide a general and summarized description. Must be plotted to scale, with all significant dimensions given. Errata to king countys 2009 surface water design manual and supporting. No restrictive layers or indications of seasonal high groundwater were encountered in the test pit excavations. City of bothell, washington surface water design manual 2016. Pursuant to king county council adoption of ordinance 18257, the department of natural resources and parks adopted a public rule revising the king county surface water design manual swdm.