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Home My WebLink AboutPlanning 2017-09-28 Item 4 - Alliance Realty Partners Design Review - Attachment C: Tukwila Urban Center Corridor StandardsFigure 18-20: Walkable Corridor Standards Walkable Corridor Intent: To provide and support a high quality pedestrian realm for shopping and strolling along active retail, eating and entertainment uses. APPLIED TO: Existing Streets: Baker Blvd, 61st Place New Streets: As indicated on Corridor Type Map Note: This is a summary of key corridor standards. See 18.28.120 to .210 for supplemental details. THOROUGHFARE CROSS-SECTION (See 18.28.140) Existing street New street No change Public frontage only PUBLIC FRONTAGE Total required width STANDARDS (See 18.28.150) 15 ft Sidewalk width minimum 15 ft Landscaping Street trees, located at back of curb face. Also see 18.28.240 General Landscaping. Tree spacing 20-30 ft, depending on species. Lighting Pedestrian and vehicular -scale decorative street lighting. BUILDING ORIENTATION/PLACEMENT & LANDSCAPING (See 18.28.160 -.190) Building orientation to street Required Frontage building coverage minimum 65% Front yard setback maximum 10 ft On-site surface parking locations Side or rear of building Front yard landscaping (waived if Public Frontage improvements are built to standard) 15 ft min of streetscape ARCHITECTURAL DESIGN STANDARDS (See 18.28.200) Facade articulation increment Commercial / mixed-use maximum 30 ft Residential maximum 30 ft Major vertical modulation maximum 120 ft Ground level transparency Commercial -use minimum street tree spacing: 20-30` Public frontage Frontage building coverage minimum Transparency 75% min Ancoulat ar) 3(r` n 75% Facade articulation and ground level transparency Attachment C 45 Figure 18-23: Neighborhood Corridor Standards Neighborhood Corridor Intent: To provide an intimately -scaled pedestrian environment within northern Southcenter's higher density mixed-use neighborhoods, in a "complete streets" setting with on -street parking and bicycles sharing the roadway with vehicles. APPLIED TO: Existing Streets: Andover Park E. (Tukwila Pkwy to Trek Christensen), Trek Dr, Industry Dr, Minkler (Andover Park E.), to River, Wig Dr, Bauch Dr, Nelson PI, S. 156th St New Streets: As indicated on Corridor Type Map Note: This is a summary of key corridor standards. See 18.28.120 to .210 for supplemental details. THOROUGHFARE CROSS-SECTION (See 18.28.140) Existing street No change New street See new cross-section PUBLIC FRONTAGE STANDARDS (See 18.28.150) Total required width minimum 15 ft; 10 ft on Minkler Landscaping Street trees, located at back of curb face. On Minkler, trees in a continuous landscaped strip a minimum of 5 ft wide located at back of curb face. Also, see 18.28.240 General Landscaping. Tree spacing 20-30 ft, depending on species. Lighting Pedestrian and vehicular -scale decorative street lighting. BUILDING ORIENTATION/PLACEMENT & LANDSCAPING (See 18.28.160 - .190) Building orientation to streets/ open spaces Required Front yard setback minimum 15 ft On-site surface parking locations Side or rear of building. Street Front: 1 double -loaded aisle of parking between building and primary street (maximum 63 ft in width). 2 Front yard landscaping minimum (waived if Public Frontage Improvements are built to standard) 15 ft of streetscape ARCHITECTURAL DESIGN STANDARDS Facade articulation increment Commercial/mixed-use maximum 50 ft Residential maximum 30 ft Major vertical modulation maximum 120 ft Ground level transparency Commercial -use minimum 46 50% 4— Back of sidewalk k .___..___.. 15.0 sidewalk Public frontage t tII Ia Auml Iirrt, iaar both New thoroughfare cross-section Transparency 50% min Facade articulation and ground level transparency 2 New street south of Tukwila Pond shall only have on -street parking on the south side of the street. Attachment C