Washington Site Plan

In Washington State, site plans are crucial documents required for various construction and development projects. While specific requirements can vary depending on the local jurisdiction and the nature of the project, there are several typical elements that are often expected to be included in site plans:

  1. Property Boundaries and Legal Description: Accurate depiction of the property boundaries, including dimensions and bearings, along with a legal description of the property.
  2. Existing Structures and Features: Identification and location of existing structures, such as buildings, roads, driveways, sidewalks, fences, and utilities, within and adjacent to the site.
  3. Topography: Representation of existing topographical features, including contours, slopes, elevation changes, and drainage patterns. This information is crucial for assessing site suitability and planning grading and drainage solutions.
  4. Proposed Structures and Improvements: Clear depiction of proposed buildings, structures, and improvements, including their dimensions, setbacks, heights, and orientation relative to property lines and existing features.
  5. Access and Circulation: Designation of access points, driveways, parking areas, and pedestrian pathways within the site, along with their relationship to adjacent streets and roadways.
  6. Landscaping and Open Space: Plans for landscaping, green spaces, buffers, and preservation of natural features, including the location and types of vegetation, trees, and open areas.
  7. Utilities and Infrastructure: Location and design of utility connections, such as water supply lines, sewer systems, stormwater management facilities, and electrical infrastructure.
  8. Environmental Considerations: Assessment of environmental impacts and mitigation measures, including wetlands, critical areas, erosion control, and measures to protect water quality.
  9. Regulatory Compliance: Compliance with applicable zoning regulations, building codes, ordinances, and permit requirements, including setbacks, lot coverage, height restrictions, and any specific local requirements.
  10. Scale, North Arrow, and Legend: Clearly marked scale indicating the relationship between the drawing and the actual site dimensions, a north arrow to indicate orientation, and a legend explaining symbols and abbreviations used on the site plan.

These requirements may be further specified or supplemented by the local planning department, building department, or other regulatory agencies overseeing the development process in Washington State. It’s essential for project developers, architects, engineers, and other professionals to familiarize themselves with the specific requirements of the jurisdiction where the project is located to ensure compliance and facilitate the approval process.

Cities served: Seattle, Spokane, Tacoma, Vancouver, Bellevue, Kent, Everett, Renton, Yakima, Bellingham, Federal Way, Kirkland, Kennewick, Auburn, Pasco, Redmond, and more.