A. 
A site development permit is required for all projects involving any of the following:
1. 
Fill and/or excavation totaling 50 cubic yards or more. Note: Quantities of fill and excavation are separately calculated and then added together, even if excavated material is used as fill on the same site.
2. 
Clearing 750 square feet or more, as measured at the ground level.
3. 
Adding 120 square feet or more of new impervious surface.
4. 
Retaining walls/rockeries over four feet in height as measured from the bottom of the base rock or block.
5. 
Any grading or paving of an area used for a stormwater facility.
6. 
Connection, extension and/or modification of the public and/or private storm and surface water drainage system(s) including, but not limited to, detention and other runoff control facilities.
B. 
The town engineer shall specify the submittal and application materials which are required for a complete site development permit application.
C. 
As a condition of applying for a site development permit, the applicant shall allow reasonable entrance by town staff to evaluate the project.
D. 
A site development application must be submitted by the property owner, his/her agent, or his/her licensed and bonded contractor.
E. 
Other Permits. It is the property owner's responsibility to identify and obtain all permits/approvals required for any proposed work.
F. 
A Level 1 site development permit is required for a single-family residence which requires a new detention system, or changes to an existing detention system. All other site development permits shall be Level 2 permits.
(Ord. 607 § 1, 2009; Ord. 730 § 6, 2023)
A. 
An application for a site development permit for which no permit is issued within 180 days following the date of application shall expire. The town may, prior to expiration, extend the time for action for a period not exceeding an additional 180 days.
B. 
An application for a site development permit may be cancelled for inactivity if an applicant fails to respond to the town's written request for revisions or corrections within 180 days. The town engineer may extend the response period if the applicant provides and adheres to a reasonable schedule for submitting the full revisions.
C. 
A site development permit shall expire if the authorized work is not begun within 180 days from the date of permit issuance.
(Ord. 607 § 1, 2009)
Every contractor or other person working or directing work that requires a permit under this chapter shall have a copy of the permit, approved plans, and applicable terms and conditions thereof on site at all times.
(Ord. 607 § 1, 2009)
The town may revoke or suspend the site development permit whenever:
A. 
The work does not proceed in accordance with the plans, as approved, or is not in compliance with the requirements of this code or other town codes.
B. 
Entry upon the property for the purpose of investigation or inspection has been denied.
C. 
The permittee has made a misrepresentation of a material fact in applying for such permit.
D. 
The progress of the work indicates that the plan is or will be inadequate to protect Lake Washington, the public, adjoining property, the street, protected areas, the drainage system, or other utilities, or the work endangers or will endanger the public, the adjoining property, the street, protected areas, the drainage system or other utilities.
E. 
The permit has not been acted upon or extended within the time allowed pursuant to YPMC § 20.12.030.
(Ord. 607 § 1, 2009)