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HomeMy WebLinkAbout003 Site Plan NarrativeSite Plan Project Narrative The Boötes Allison Subdivision 4A, Lots 1 & 2 Multi-Family Residential Development Project Summary We are pleased to submit a Site Plan application for The Boötes, a residential project consisting of rowhomes and apartment homes within the Allison Subdivision 4A. The Boötes is located on the southeast corner of S. 11th Avenue and Opportunity Way. VICINITY MAP The subject property is currently zoned R-3, which permits a variety of medium density residential uses. The Boötes will include a variety of rowhomes (40) and several apartment buildings (31 units), as permitted by the Apartment Building, Limited, use-type, under R-3. The Apartment Buildings will include 3 eight-unit buildings, and 1 seven-unit building. The development will also include a 4,888 square feet clubhouse, a community dog park, while also preserving a trail access easement between the two lots for the community’s benefit. Pedestrian access is planned to be provided throughout the site and block frontage will be landscaped. Adjacent land uses included residential and business park districts. The public infrastructure around the 1.69-acre and 1.94-acre parcels is completely built out. A sewer and water main extension will be required within the development to service the proposed buildings. Cash-in- lieu of water rights (CILWR) is proposed. See document 014 CILWR Correspondence for correspondence regarding the CILWR. Concurrent construction is proposed for this project. A concurrent construction plan narrative in addition to a Conditional Irrevocable Offer of Dedication is submitted with this Site Plan application, supplemental documents including written approval from the Fire Marshall will be obtained once an infrastructure review has been submitted and approved. Project Overview Use Type Number of Units Gross Square Feet Apartment Building, Limited 31 35,539 Rowhomes 40 103,395 Clubhouse - 5,995 Total 71 144,929 Project Density Use Type Lot area per dwelling Units Required SF Rowhomes 1,800 40 72,000 Apartment Building, Limited 2,700 31 83,700 Total - 71 155,700 Additional Project Details Project Totals Code Standard Floor Area Ratio .91 / 1 1:1 Lot Coverage 34.14% 40% Affordable Housing As part of this application, we intend to comply with certain sections of Division 38.380 of the Bozeman Unified Development Code and construct affordable homes that meet the standards identified in Table 38.380.020-2 in the same geographically contiguous development as market rate homes. As such, a minimum of 5% of the project’s rowhomes and multi-household dwellings will be available for rent at 80% AMI for 30 years. In exchange, we have applied the following incentives to our project application: • For each single household attached dwelling (townhouse or rowhouse) a minimum lot size of 2,200 square feet, or 1,800 square feet, if the applicant demonstrates that all applicable city regulations related to lot development, access and utilities can be met. • For multi-household dwellings and mixed-use buildings: o Ten percent reduction in lot area for applicable dwelling type in Table 38.320.030.A. o Minimum vehicle parking requirement of one stall per dwelling for all districts other than B-3 and bicycle parking standards and requirements of 38.540.050 still apply. In conjunction with the site plan submittal, an affordable housing plan further outlining the specifics of how this project implements affordable housing has been submitted and approved by the Economic Development Department. Landscaping and Open Space Requirements Landscaping will be provided throughout the site. Please refer to landscaping plan sheets. Designated common open space area is provided with the clubhouse which includes amenities such as fitness area, lounge and an outdoor spa. Private open space will be provided in the form of porches and balconies for each apartment and rowhouse. Additionally, the five rowhouse complexes along Opportunity Way have fenced in front yards, providing further protected private open space. Parkland Requirements A portion of the parkland was provided with the Allison Subdivision Phase 4A through Cash in lieu of Parkland (CILP). The Allison Subdivision Phase 4A Parkland Requirements assumed a residential density of 8 dwelling units per, however the proposed development exceeds this density. For R3 zoning, Cash-in- lieu values are capped at a maximum of 12 dwelling units per acre. Our calculated CLIP requirement is based on a difference between these two values and uses a net residential density of 4 dwelling units per acre. Please refer to 001 C0.0 Cover Sheet to see the CILP calculations in further depth. Open Space Code Standard Total Required Total Provided Rowhouse 10% of Living Space 8,141 sqft - Apartments 150 sqft/unit 4,650 sqft - Porches/Balconies - - 3,816 sqft Rowhouse Front Yards - - 7,400 sqft Common Open Space - - 2,543 sqft Total - 12,791 sqft 13,759 sqft Vehicle Access and Parking Requirements The development will have three access points, one via Student Drive and two via Bon Ton Avenue. The sole entrance via Student Drive and the southern entrance via Bon Ton Avenue will lead to a drive lane with 33 surface parking stalls. Additional parking is provided by 80 rowhouse garage spaces and 32 on- street parking spaces along Opportunity Way, Bon Ton Avenue, and Student Drive. Adequate ADA parking is provided onsite. The parking requirements for this project utilize the shallow incentive for providing affordable housing from section 38.380.30.C.3.d to reduce the minimum vehicle parking requirement to one stall per dwelling. Bicycle parking is provided by two 8-bicycle racks and additional bicycle storage is provided in Building A. Trash and Recycling Trash and recycling are provided through two main covered trash enclosures adjacent to proposed buildings. Please refer to 005 C1.0 Site Plan for exact locations and 044 AS410 Site and Clubhouse - Dumpster Enclosures and 045 AS411 Site and Clubhouse - Dumpster Enclosures for details on the trash enclosure structures. Traffic Impact Study Due to a TIS being completed for the Allison Subdivision Phase 4A, a TIS Waiver has been issued. Please refer to included document 010 Traffic Impact Study Waiver. Water and Wastewater Capacity Water and Wastewater Capacity reports were created as part of the Allison Subdivision Phase IVA Submittal. Addendum I of each of these reports show the calculations for the increased demand created by this proposed development and can be found respectively in the following documents 012 Water Design Report Allison Sub PH IV A Updated Sept 2020 and 013 Sewer Design Report Allison PH IV A Updated Sept 2020. Parking Unit Count Per Unit Required Total Required Total Provided Apartment Building, Limited 31 1 31 33 surface stalls Rowhouses 40 1 40 80 garage stalls On-Street Parking - - - 33 Total 71 - 38 113 Bicycle Parking - - 4 16 Stormwater Report An updated stormwater report has been prepared for this submittal and can be found in 015 Allison Ph 4 Stormwater Report_Sept 2020 Updated and 016 Stormwater Retention Calculation. The SWPPP filed with the DEQ will include storm water management to prevent runoff into adjacent floodplains. Response to Conceptual Review Comments All the comments received on the conceptual review of the Boötes site plan were denoted as ‘Info Only’. Each comment was carefully considered and incorporated accordingly into our Site Plan submittal. Please refer to 021 Concept Plan Comment Responses for specific responses to comments.