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HomeMy WebLinkAboutEngineering Comment Response 12-10-2019 MEMORANDUM ------------------------------------------------------------------------------------------------------------ TO: SARAH ROSENBERG FROM: ANNA RUSSELL, ENGINEER II RE: BOZEMAN GATEWAY SUBDIVISION CONCEPT REVIEW APPLICATION No. 18462 DATE: OCTOBER 29, 2018 ----------------------------------------------------------------------------------------------------------- Engineering Comments: 1. The applicant must contact the City of Bozeman Engineering Department (Brian Heaston) for an analysis of cash-in-lieu of water rights. The transfer of water rights or the payment of cash-in-lieu of water rights shall be provided in accordance to Unified Development Code (UDC) Section 38.410.130, prior to site plan approval. The Applicant has reached out to Brian Heaston for the cash-in-lieu of water rights amount for this project. The Applicant will provide this payment. See Section 4 for details. 2. A 10 foot utility easement for the proposed underground utilities for both the sideyard and open space must be provided if one does not already exist. Structures may not encroach on the easement. The easement must be provided using the City’s standard language prior to site plan approval. Show all easements on the proposed Site Plan. A 10 foot utility easement for the proposed underground utilities for both the sideyard and open space are provide. See Site Plan (See C300) in Section 5 for details. 3. If not already filed for the subject site, the applicant must provide and file with the County Clerk and Recorder's office executed Waivers of Right to Protest Creation of Special Improvement Districts (SID’s) for the following: a. Street improvements to West Garfield Street including paving, curb/gutter, sidewalk, and storm drainage b. Street improvements to Fowler Avenue including paving, curb/gutter, sidewalk, and storm drainage c. Street improvements to Huffine Lane including paving, curb/gutter, sidewalk, and storm drainage You created this PDF from an application that is not licensed to print to novaPDF printer (http://www.novapdf.com) d. Street improvements to West College Street including paving, curb/gutter, sidewalk, and storm drainage e. Intersection improvements for Huffine Lane and Fowler Avenue f. Intersection improvements for Huffine Lane and West College Street g. Intersection improvements for Fowler Avenue and West Garfield Street The document filed must specify that in the event an SID is not utilized for the completion of these improvements, the developer agrees to participate in an alternate financing method for the completion of said improvements on a fair share, proportionate basis as determined by square footage of property, taxable valuation of the property, traffic contribution from the development, or a combination thereof. The applicant must provide a copy of the filed SID waiver prior to site plan approval. A copy of the filed SID waiver is located in Section 3. Advisory Comments 4. The Engineer must provide information regarding onsite post-construction stormwater Best Management Practices (BMPs) with the Site Plan application. The Stormwater Division encourages the applicant to review the Montana Post- Construction Storm Water BMP Design Guidance Manual (Manual) available at www.bozeman.net/stormwater. The Manual provides detailed information regarding innovative, space saving, and aesthetically pleasing industry standard practices capable of meeting the City’s stormwater runoff and treatment requirements, including bioretention, permeable pavement/pavers, extended detention, and infiltration basins. Please contact the City’s Stormwater Division at (406)582-2270 or kmehrens@bozeman.net with questions. A detailed Storm Water Grading and Drainage Plan that addresses Best Management Practices for onsite post-construction storm water located in Section 6, Appendices, A., Storm Water Design Report. 5. A stormwater drainage/treatment grading plan and maintenance plan must be provided with the Site Plan application. The plan must demonstrate adequate site drainage (including sufficient spot elevations), storm water detention/retention basin details (including basin sizing and discharge calculations, and discharge structure details), storm water discharge destination, and a storm water maintenance plan. The approved stormwater maintenance plan must be incorporated into the Owners Association Documents and submit a copy prior to site plan approval. If the applicants proposes to utilize stormwater infrastructure and capacity that was created with the subdivision, the applicant must submit the supporting sections of the subdivision stormwater report with a site plan application. You created this PDF from an application that is not licensed to print to novaPDF printer (http://www.novapdf.com) A detailed Storm Water Grading and Drainage Plan along with a Stormwater Maintenance Manual are located in Section 6, Appendices, A., Storm Water Design Report. 6. The applicant must prepare plans and specifications for any fire service line in accordance with the City’s Fire Service Line Policy. The plans must be prepared by a Professional Engineer and be provided to and approved by the City Engineer prior to initiation of construction of the fire service or fire protection system. The applicant must also provide Professional Engineering services for construction inspection, post- construction certification and preparation of mylar record drawings. Fire service plans, and domestic services 4” or larger, must be a standalone submittal, separate from the site plan submittal. City of Bozeman applications for service must be completed by the applicant. See Fire Service and Domestic Water Service (See C600) in Section 5 for details. 7. Adequate snow storage must be indicated on the Site Plan prior to approval. Snow storage located behind parking stalls in a development that provide only the minimum required parking will not be considered sufficient. A Snow Storage Analysis is located in Section 6, Appendices, C., Snow Storage Analysis. 8. Ten feet of separation must be maintained from underground water and sewer services and structure and major landscaping features, including trees and electrical transformers. Acknowledged 9. The applicant must provide an estimate of the peak-hour sanitary sewer demand from the proposed project with the Site Plan submittal. A licensed engineer must verify the proposed sewer demand. The peak-hour sanitary sewer demand is located in Section 3. You created this PDF from an application that is not licensed to print to novaPDF printer (http://www.novapdf.com)