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2016 Draft Landscaping Code <br />with the remaining area to contain a combination of shrubs, living groundcover, and <br />mulchl; and <br />Commented [CL24]: New text —goal is to increase <br />number of large canopy trees in parking lots for shade and <br />d. For parking lots adjacent to public or private streets, if landscape islands are <br />storm water purposes. <br />... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . <br />designed into the parking lot layout to divide continuous rows of parking stalls, the <br />islands must be placed at minimum spacing of one for every 10 parking spaces. <br />For parking areas located behind buildings or otherwise screened from public or <br />private streets or public spaces, if landscape islands are used, islands shall be <br />placed at a minimum of one for every 15 parking Otallsl. <br />Commented [CL2s]: Portion of 18.28.240 B.6.b. (3) <br />. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .......... . . . . . . . . . . . . . . . . . . . . . . . . . . . <br />3. Bioretention, which includes trees, shrubs, and groundcover, may be used to meet <br />interior parking lot landscaping requirements. The bioretention facility must be designed <br />by a professional trained or certified in Low Impact Development techniquesl as set forth <br />'"( Commented [CL26]: New text to support implementation <br />in TMC Chapter 14.30. All bioretention facilities must be protected by curbing to prevent <br />of bioretention techniques as part of formal landscaping. <br />vehicle damage to the facility and for public safety. <br />4. Vehicular Overhang. <br />a. Vehicle overhang into any landscaping area shall not exceed two �eetl. <br />commented [CL27]: s. a. and b. from Maple valley <br />b. No plant material greater than 12 inches in height shall be located within two feet of <br />landscape code <br />the curb or other protective barrier in landscape areas adjacent to parking spaces and <br />vehicle use areas. <br />c. Raised curbs or curb stops shall be used around the landscape islands or bioretention <br />facilities to prevent plant material from being struck by automobiles. Where <br />bioretention is used, curb cuts shall be placed to allow stormwater runoff from <br />adjacent pavements to enter the bioretention systeml. <br />Commented [CL28]: Last sentence in s. c. - language <br />recommended by OTAK, City's consultant on incorporating <br />5. Pervious pavement shall be used, where feasible, including parking spaces and <br />bioretention features into City code. First sentence from <br />pedestrian paths. <br />18.52.0354.d. <br />6. Parking lot landscape design shall accommodate pedestrian circulationl. <br />commented [CL29]: Added based on discussion by <br />Advisory Committee 10/4/16. <br />F. Street Trees in the Public Frontage. <br />1. Street tree spacing. <br />a. Street tree spacing in the public frontage shall be as specified in TMC Section <br />18.52.060 B.2. based on the stature size of the Creel. <br />b. Spacing must also consider sight distance at intersections, driveway locations, and <br />utility conflicts as specified in TMC Section 18.52.060 B.O. <br />c. Street trees in the public frontage shall be planted using the following benerall spac <br />standards: <br />i. At least three and one -half feet back from the face of the curb <br />ii. At least five feet from underground utility lines. <br />iii. At least 10 feet from utility poles. <br />iv. At least seven and one -half feet from driveways. <br />v. At least three feet from pad- mounted transformers (except 10 feet in front <br />for access). <br />Page 7 of 19 11/2/2016 6:15 PM <br />W:\ \Long Range Projects \2016 Landscaping Code Update \Draft TMC Chapter 18.52- Advisory Committee Revisions -2 <br />Commented [CL30]: l.a is revised from 18.28.240 B.8. <br />text <br />Commented [CL31]: 18.28.240 B. 8. last sentence <br />Commented [CL32]: This text from 18.28.240 B.8.b. with <br />"general" text added at request of PW. <br />15 <br />