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Item 6A - Development StandardsDevelopment Standards Table Standard I Requirements 1.0 - Street Design Standards (This standard only applies to new public streets located within the District) Street design standards proposed shall be based upon creating a safe and inviting walking environment through an interconnected network of roads with sidewalks, street trees, street furniture, and amenities. To meet fire safety standards, the applicant shall demonstrate that a clear conveyance width of 24 feet will be available on all streets (with the exception of alleyways that are not designated as fire lanes). The right-of-way widths for streets in the EC shall depend on the street typology and streetscape standards proposed and approved in the ordinance creating the district. The minimum right-of-way (R-O-W) width shall be per the Development Plan for the District. Design Speed less than or equal to 25 mph except on Kirkwood Blvd (A4D Arterial). Street Typologies Allowed Arterial - Four Lane divided per City of Southlake Thoroughfare Plan Roundabout at public street intersection Avenues: 2-lane divided Residential streets: 2-lane undivided Travel Lane Widths Flexible, minimum of 11 feet On -Street Parking Parallel Parking allowed. Parking Space Dimension 7 - 8 feet Turning Radii Per the Development Plan of the District Alleys N/A 2.0 - Streetscape Standards Sidewalks / Trails / Walkways 5' minimum When there is a conflict between this standard and the City's Pathways Plan, the foregoing standard shall prevail. Planter/ Planting Strip Type lContinuous planters Street Trees Required IYes, flexible Applicant shall submit a proposed Street Tree Planting Plan as part of the Landscape Concept Plan, which will be reviewed by the City's Landscape Administrator at the time of Site Plan application. The requirements of the landscape concept plan are outlined in section 49.8 of the Southlake Zoning Ordinance. 3.0 - Open Space Standards Open Space Required 15% minimum of the overall gross District acreage. Dedicated park land, hardscape plazas, fountain areas, and amenitized detention pond, and other enhanced hardscape areas, will qualify as open space. Overall open space allocations in the district shall be a minimum of 15% of the gross area of the entire site included in the development plan. Higher open space allocations are eligible for bonuses outlined in Section 49.7.g. The location and design of appropriate open spaces shall be based on Section 49.7 (h) of this ordinance. Park dedication shall count towards the required open space for the District and any future redevelopment. Development Standards Table Standard Requirements 4.0 - Block and Lot Standards Single -Family Residential Up to 37 lots may be developed within the District. Development standards for the District shall apply per the Development plan. Blocks and cul-de-sacs shall have up to 25 lots. Block Type Regular or irregular (square, rectangular, or curvilinear based on topography and vegetation) Block Dimensions Less than 1,200 feet (unless limited by unique site conditions such as topography and vegetation) Lot Area Varies; Typical % acre, 0.229 ac min. Lot Width and Depth 80' Typ., Min. 69' wide on pie shaped lots, measured at Front setback; 125' deep Maximum Lot Area 0.43 ac Max. Lot Coverage 40% Maximum Impervious Cover 75% All Other Uses Block Type Varies - See Development Plan Block Dimensions Varies - See Development Plan Minimum Lot Coverage Varies - See Development Plan Maximum Impervious Cover Varies - See Development Plan 5.0 - Building Standards Single -Family Residential Building Height 2 stories (maximum) 135' (as measured per the City of Southlake Zoning Ordinance) Setbacks Front 25' Side 8' Rear 30' Building Standards Single -Family Building Elevation Standards No more than two front home elevations shall be similar, and shall be separated by at least 4 homes on the same street. Single -Family Garage Standards All lots with a width of less than 84', measured at the Front Setback line, shall be allowed up to two "front -facing" garages. All lots with a width of 84' or more, shall have two "side -facing" garages, and an optional single front -facing garage behind the side facing garages. All Other Uses Building heights are measured in accordance with the definition of "height of building" in the adopted City of Southlake Zoning Ordinance, as amended. Building height exceptions 18 feet minimum (including parapet) 65 feet maximum Exception: Up to 90 feet maximum height shall be allowed for buildings meeting the following requirements: (a) entirely or partially within 1100 feet of the northern boundary of S.H. 114; (b) no closer to E. Kirkwood Boulevard than 300 feet; and (c) for a Hotel use only. Front 50' along S.H 114 Otherwise - See Development Plan Side Ivaries - See Development Plan Rear IVaries - See Development Plan Development Standards Table Standard I Requirements Setbacks - A❑ other uses (Measured from edge of Right -of -Way) N. White Chapel Boulevard 10' minimum, but may be reduced with approval of Planning Director E. Kirkwood Boulevard N/A State Hwy 114 50' minimum Retaining walls are allowed within a building setback. 6.0 - Site Design Standards Parking standards in the District are intended to be flexible due to the mixed -use nature of the development and shared parking opportunities. Off -Street Parking Requirements Restaurant: One (1) space per 150 SF of GFA Retail: One (1) space per 200 SF of GFA Office: One (1) space per 300 SF of GFA Parking Space Dimension 9' x 18' minimum for head -in and angled parking Parking Island Area Parking island area standards in the District are intended to be flexible due to the mixed -use nature of the development and the flexibility allowed in the Employment Center Zoning (ECZ). Parking lot islands to be a min. of 6' wide inside curb to inside curb and 18' long. Exempt from Landscape Ordinance 544-B, Section 3.4. Parking Island Tree Parking island tree standards in the District are intended to be flexible due to the mixed -use nature of the development and the flexibility allowed in the Employment Center Zoning (ECZ). Parking lot islands will have a min. one 4" cal. tree in all end islands. Exempt from Landscape Ordinance 544-B, Section 3.4. Off -Street Loading Section 36 of the Southlake Zoning Ordinance applies Screening: Screening standards in the District are intended to be flexible due to the mixed -use nature of the development and the flexibility allowed in the Employment Center Zoning (ECZ). A 6' board on board cedar screen fence will be provided along lots immediately adjacent to existing residential development (Section 49.6.2). Exempt from Section 39 - Screening and Fencing, Ordinance 480 (49.6.4). Exempt from Section 43 - Overlay Zones, Ordinance 480 (49.6.4). Landscaping: - Landscape buffer between off-street surface Not required for internal public rights of way, internal private streets, or parking and sidewalks, trails, and streets trails/sidewalks. 20' minimum landscape buffer along SH 114 10' minimum landscape buffer along N. White Chapel Boulevard Retaining walls, sidewalks, and trails may be located within landscape buffers - Surface parking lot minimum interior Minimum 15 square feet of interior landscape area per surface parking space. landscaping Parking lot landscape islands count toward the required interior landscape area. Landscape islands shall be located between parking space groups and shall be a minimum of 12' in width on the ends of parking rows and 10' in width internal to the parking lot. The parking island must contain at least 1 large tree and groundcover or evergreen shrubs. Parking lot landscape islands which have light poles for lighting the parking areas may substitute two (2) understory/accent trees for the required canopy tree. Parking space groups shall be no more than 20 spaces long without a landscape island. A variance may be granted administratively at the Site Plan application. Development Standards Table Standard Requirements Bufferyards: Bufferyard standards in the District are intended to be flexible due to the mixed -use nature of the development and the flexibility allowed in the Employment Center Zoning (ECZ). A bufferyard of 10' will be provided along lots immediately adjacent to existing residential development (Section 49.6.2). Exempt from Section 42 - Bufferyards, Ordinance 480 (49.6.4). Exempt from Section 43 - Overlay Zones, Ordinance 480 (49.6.4). As a part of the site plan application, the applicant shall propose lighting standards that include street light standards and other amenities as part of the streetscape treatment plan. Lighting: Flexible. Site lighting will be contemporary in nature. Lighting will be provided within Roadways / Street Lighting 5 key development zones - along primary roadways. pedestrian walkways, parking Pedestrian Pole Lighting lots, plazas/parks, and tree uplighting at signature canopy trees and accent lighting Parking Lots within roadways medians on -site. Additional lighting may be provided at signage. All Plazas lighting will comply with Ordinance No. 693-C. -Tree Uplighting As a part of the site plan application, the applicant shall propose site furnishing standards that include streetscape standards as part of the streetscape treatment plan. Site Furnishings Flexible. Site furnishings will be contemporary in nature. Site furnishings will be -Benches provided within 5 key development zones - along primary roadways. pedestrian Trash Cans walkways, parking lots, plazas/parks. Bike Racks Signs Site Signage will be shown with the final design documents. 7.0 - Tree Preservation Tree Preservation standards in the District are intended to be flexible due to the mixed -use nature of the development and the flexibility allowed in the Employment Center Zoning (ECZ). Development does not have an Environmental Resource Protection zone, or natural creek, pond, or significant grades. Tree Preservation will be min. 5% and max. 12% of existing cover to preserved. Development Standards Table Standard Requirements 8.0 - Architectural Controls Building Articulation Buildings must incorporate strong vertical proportions through use of window groupings, siding orientation, and tall, narrow fenestration. Facades over 150 feet in length shall incorporate projections such as porches, recessed entries, or changes in material to break up wall planes. At least one major fagade element shall provide covered outdoor space oriented to the street or public realm, whichever is closest. Exterior Materials Permitted materials include painted brick, wood or fiber -cement lap siding, wood or fiber -cement board -and -batten siding, wood accents, engineered wood products with integral finish (such as Hardie or equivalent fiber -cement), cast stone, cast stone veneer, painted structural steel, and factory -finished metal. Colors shall be drawn from a palette of light neutrals, off-whites, and muted earth tones, with limited use of dark contrasting trim. Natural finishes such as stained wood are encouraged at entries and porches and as accents. Limited use of cast -in -place concrete allowed for accents. Roof Materials Slate, synthetic slate, factory -finished standing seam, architectural metal panel, or similar quality architectural materials will be required on visible roofs and limited to dark, slate gray, light gray/tin or other earth tone/neutral colors. Clay tile and concrete tile is prohibited. Shingle is not preferred but may be used sparingly and must be dark gray. Prohibited Materials Prohibited materials include unfinished concrete block, unfinished concrete, precast concrete, vinyl siding, and EIFS or other stucco skin systems except when used sparingly for trim. Highly reflective or tinted glass curtainwalls, neon or bright metallic colors, and other bright synthetic finishes are prohibited. Corrugated fiberglass or plastic panels are not permitted as siding or roofing. Painted or limewashed brick is preferred, but dark, tan or redish/clay brick may be used where consistent with the approved palette. Ceramic tile is prohibited unless expressly approved for use as an accent material. Windows and Doors Windows shall be vertically proportioned. Simulated divided light windows shall use exterior muntins permanently affixed to the glass surface. Garage and service doors facing the public realm shall be recessed or detailed to match the primary building style. Awnings A covered occupiable porch (for seating or gathering), excluding building entries or shelters, must be a minimum depth of six (6) feet. Porches shall be constructed as integral components of the building and shall not appear as afterthought appendages. Columns or supports shall be simple in form and constructed of treated wood, painted metal, cementitious wrap, or masonry consistent with the approved exterior material palette. Decorative brackets, ornate trim, or stylistic elements inconsistent with the permitted architectural character are prohibited. Porch ceilings shall be finished with wood, painted board, or similar high -quality material. Awnings, where provided, shall be rectangular in form and constructed of canvas or standing -seam metal mounted to steel or aluminum framing. Awnings shall be limited to neutral or dark solid colors consistent with the overall color palette of the building. Striped, scalloped, or highly ornamental awnings are prohibited. Awnings shall project no more than five (5) feet from the facade and shall maintain a minimum clearance of eight (8) feet above finished grade. Development Standards Table Standard Requirements 9.0 - Allowed Uses Allowed Use Table Single Family Residential Grocer Restaurant Retail Hotel (full -service hotel as stated in City's Land Use Plan) Office Medical Office Building Medical Drive -through (only for financial/banking use with the canopy also serving as a fully furnished outdoor patio on the second level) Gas Station (exclusive to Lot 1)