B-18 (C8-2018-0165.2A - Cascades at Onion Creek, Phase Tow Final Plat).pdf — original pdf

Backup

SUBDIVISION REVIEW SHEET CASE NO.: C8-2018-0165.2A Z.A.P. DATE: December 8, 2020 SUBDIVISION NAME: Cascades at Onion Creek East, Phase Two AREA: 31.18 acres LOTS: 136 APPLICANT: M/I Homes of Austin, LLC (William G. Peckman) AGENT: LJA Engineering Inc. (Russell Kotara, P.E.) ADDRESS OF SUBDIVISION: 2333 Cascades Ave WATERSHED: Onion Creek COUNTY: Travis EXISTING ZONING: I-SF-2 JURISDICTION: Full Purpose PROPOSED LAND USE: Residential / Open Space / Right-of-Way DEPARTMENT COMMENTS: The request is for the approval of Cascades at Onion Creek East, Phase Two, comprised of 136 lots on 31.1acres. The plat does not comply with the criteria for approval in LDC 25-4-84(B) and staff recommends disapproval for the reasons listed in the attached comment report. An application that has been disapproved with reasons may be updated to address those reasons until the application expires. If the applicant submits an update to address the reasons for disapproval, that update will be presented to the Land Use Commission within fifteen days of submittal. STAFF RECOMMENDATION: Disapproval for reasons listed in Exhibit C in the support material. CASE MANAGER: Cesar Zavala E-mail: cesar.zavala@austintexas.gov PHONE: 512-974-3404 ATTACHMENTS Exhibit A: Vicinity map Exhibit B: Proposed plat Exhibit C: Comment report dated December 3, 2020 1 of 11B-18Exhibit A 2 of 11B-18Exhibit B 11-5-202011-5-20203 of 11B-182020002014 of 11B-185 of 11B-186 of 11B-18CITY OF AUSTIN –DEVELOPMENT SERVICES DEPARTMENT SUBDIVISION APPLICATION – MASTER COMMENT REPORT Exhibit C CASE NUMBER: REVISION #: CASE MANAGER: C8-2018-0165.2A 00 Cesar Zavala UPDATE: U0 PHONE #: 512-974-3404 PROJECT NAME: LOCATION: Cascades at Onion Creek, Phase Two Final Plat 2333 CASCADES AVE SUBMITTAL DATE: REPORT DUE DATE: December 10, 2020 FINAL REPORT DATE: December 3, 2020 November 9, 2020 STAFF REPORT: This report includes all staff comments received to date concerning your most recent subdivision application submittal. The comments may include requirements, recommendations, or information. The requirements in this report must be addressed by an updated submittal. The subdivision application will be approved when all requirements from each review discipline have been addressed. If you have any questions, concerns or if you require additional information about this report, please contact your case manager at the phone number listed above or by using the contact information listed for each reviewer in this report. Any change to the plan/plat shall not cause noncompliance with any applicable code or criteria. In addition, any change to the plat may trigger new comments. UPDATE DEADLINE INFORMATION (LDC 25-4-56; 25-4-82): All comments must be addressed by filing an updated submittal prior to the update deadline of March 15, 2021. Otherwise, the application will expire. If this date falls on a weekend or City of Austin holiday, the next City of Austin workday will be the deadline. Extension of Review Period, Extension of Update Deadline and Tolling of Application Period do not apply to applications for preliminary plan, plat or subdivision construction plans (LDC 25-1-88; 25-1-89; 25-1- 90). UPDATE SUBMITTAL INSTRUCTIONS (LDC 25-1-83): 1. Applicants must make an appointment with Intake Staff (512-974-1770 or LURIntake@austintexas.gov) in order to submit an update. 2. Your update must include the following items: a. This report b. The revised plat/plan in pdf format c. A letter that addresses each comment in the master comment report 3. Updates must be submitted on an approved submittal date, between the hours of 8:30 am and 4:00 pm. Refer to the submittal calendar for a list of approved submittal dates. REVIEWERS: Planner 1 : Addison Ptomey AW Utility Development Services : Derek Tucker Drainage Engineering : David Marquez Environmental : Jonathan Garner Site Plan Plumbing : Cory Harmon Electric : Andrea Katz Flood Plain : Joydeep Goswami Subdivision : Cesar Zavala Transportation Planning : Adam Fiss 7 of 11B-18Electric Review - Andrea Katz - 512-322-6957 EL 1. LDC § 25-4-132 - EASEMENTS AND ALLEYS. (A) Easements for public utilities and drainage ways shall be retained in all subdivisions in the widths and locations determined necessary by the director. All easements shall be dedicated to public use for the named purpose and shall be aligned to minimize construction and future maintenance costs. Source: § 13-2-421; Ord. 990225-70; Ord. 010607-8; Ord. 031211-11; Ord. 20131017-046 In addition to the 10’ electric distribution, electric telecommunications, and electric fiber easements dedicated along all ROW, a 15’ ETE is required adjacent to Cascades Avenue. Show the easements on the face of the plat 911 Addressing Review - Cathy Winfrey - 512-974-2398 AD1: This plat review is cleared; however, any changes to street names, street name labels, or street layouts will require a new review. NOTE: The following names are approved for use on this plat: SEADRIFT DR, WARM WASSAIL DR, ESCAPE RIVERA DR, HURRICANE HAZE DR, CASCADES AVE, SEASIDE WOODS DR, SHIMMERING SEA DR. §25-4-155 ATD Engineering Review - Amber Hutchens - 512-974-5646 No comments at this time. Drainage Engineering Review - David Marquez - 512-974-3389 Release of this application does not constitute a verification of all data, information, and calculations supplied by the applicant. The engineer of record is solely responsible for the completeness, accuracy, and adequacy of his/her submittal, whether or not the application is reviewed for code compliance by city engineers. DE1 Per the fiscal policy, fiscal will need to be collected prior to approval for the drainage infrastructure that will be proposed in the arterial or collector roads and for proposed ponds in the subdivision. Submit an estimate and a breakdown for the drainage infrastructure in the ROW for the arterial or collector roads and for the ponds proposed. Environmental Review - Jonathan Garner - 512-974-1665 ESC FISCAL SURETY [LDC 25-1, Article 5; ECM Appendix S-1] EV 1 Provide a conceptual erosion & sedimentation control plan along with the fiscal estimate for erosion/sedimentation controls and revegetation based on ECM Appendix S-1. A conceptual ESC plan is necessary to assess the accuracy of the ESC fiscal estimate. ESC fiscal surety must be posted with the City of Austin prior to Plat approval. Additional fiscal posting might be required at the time of subdivision construction plan ESC review.  Sites with a limit of construction greater than one acre must include a $3000 per acre LOC clean- up fee in the fiscal estimate. [LDC 25-8, Subchapter A, Article 5; ECM Appendix S-1] 8 of 11B-18 Sites with a limit of construction greater than 25 acres are required to show phasing of disturbance tailored to the specific site conditions. A phased ESC plan and phased fiscal estimate are required. [LDC 25-8, Subchapter A, Article 7, Division 4; ECM 1.4.4]  The revegetation line item quantity must equal the entire LOC area less any existing impervious cover proposed to remain and less proposed public streets and sidewalks. This is necessary in the event that construction ceases after vegetation has been removed from within the LOC. [LDC 25-8, Subchapter A, Article 5; ECM Appendix S-1] Flood Plain Review - Joydeep Goswami - 512-974-3521 FP1. As of 11/25/2019, the City of Austin regulates to Atlas 14 floodplains. Applicant is required to use the 500-year floodplain as a stand-in for the 100-year or calculate the location of the 100-year floodplain utilizing Atlas 14 rain fall amounts (as outlined in Rule R161-20.01). Floodplain review comments are based on rules in effect on Initial Submittal date. (ordinance number 20191114- 064). Please clarify which storm event was used to delineate the 100-year floodplain on site. FP2. Delineate the COA and FEMA regulatory floodplains per LDC 25-7-33. FP3. FYI: The following will be needed prior to approval of the plan and will be requested if not provided at formal submittal: a. b. c. Confirmation statement that the best available data was used to delineate the COA floodplain (DCM 1.2.6) (if utilizing COA/FEMA models) Signed and sealed statement certifying the accuracy of the models for the site (LDC 25-7-61) Digital copy of the floodplain model and all associated backup data within a signed & sealed report (LDC 25-7-33 & 61; DCM 1.2.6) i. NOTE: A digital version of the report and all associated backup data may be emailed to Joydeep.Goswami@austintexas.gov. Subdivision Review - Cesar Zavala - 512-974-3404 SR 1. Update the director’s approval block to show the case manager’s name below the signature line, (L.D.C. 25-1-83): APPROVED, ACCEPTED AND AUTHORIZED FOR RECORD BY THE DIRECTOR, DEVELOPMENT SERVICES DEPARTMENT, CITY OF AUSTIN, COUNTY OF TRAVIS, THIS THE ____ DAY OF ________________, 2020, AD. _________________________________________________ Cesar Zavala, for: Denise Lucas, Director, Development Services Department SR 2. Show the application submittal date on the plat, November 9, 2020. (L.D.C 25-1-83) SR 3. Include the case number on the lower right corner of each plat sheet, C8-2018-0165.2A . (L.D.C 25-1-83) SR 4. Verify that the lots meet SF-2 lot requirements to avoid amendments to the plat during the Residential Permitting phase. Lots for residential development should have minimum lot size of 5,750 square feet and have a minimum lot width of 50 feet. to avoid any future amendments to the plat. (L.D.C. 25-2-492) SR 5. On Sheet 3 of the plat in Note # 26, include the document number for the H.O.A. document. 9 of 11B-18 SR 6. Subdivision cases filed after September 1, 2019 can be approved by either the Z.A.P. Commission or the Planning Commission, the commission approval block may need to be modified to show the commission meeting date that is available for approval of the case. (L.D.C. 25-1-83) SR 7. The following items are needed to approve the case and record the plat at Travis County    (T.L.G.C 212.004(d) / T.L.G.C 212.014) : Mylars containing original signatures, with appropriate seals and dates. All signatures, seals and stamps on the plat must be legible and in black ink. Original tax certificate(s) showing all taxes paid for the previous year. (can be provided after approval of the plat) Check for the plat recordation fee and any associated documents. (can be provided after approval of the plat) Transportation Planning - Adam Fiss - 512-974-1684 TR1. TR2. The ROW identified in Note 22 of the final plat does not match the street names shown on the face of the plat. Please revise. Prior to the recording of any final plat, fiscal surety is required for sidewalks along open space lots for the streets notes in the Preliminary plat. This would include Block N Lot 26 along Cascades Avenue. AW Utility Development Services - Derek Tucker - 512-972-0077 AW1. Per Utility Criteria Manual Section 2, §15-9, §25-4, §25-5, §25-9, and the Uniform Plumbing Code: The landowner intends to serve each lot with City of Austin water and wastewater utilities. Each lot must have a separate water and wastewater utility connection and no existing or proposed plumbing may cross lot lines. The landowner, at own expense, will be responsible for providing the water and wastewater utility improvements, offsite main extensions, system upgrades, utility relocations and or abandonments to serve each lot. AW2. Per Utility Criteria Manual Section 2: Remove note 23 from the plat. There are no existing easements within the boundaries of the proposed plat. FYI. The landowner must pay the tap and impact fee once the landowner makes an application for a City of Austin water and wastewater utility tap permit. Water Quality Review - David Marquez - 512-974-3389 No comments Wetlands Biologist Review - Ana Gonzalez - 512-974-2929 Thank you for the opportunity to review this proposed final plat. There are no wetland CEFs within the boundaries of this proposed plat nor within 150 ft of such boundaries. Therefore, I do not have comments for your consideration 10 of 11B-18Site Plan Plumbing - Cory Harmon - 512-974-2882 Pursuant to compliance with Sections 307.1, 609.6, and 721.1 of the 2015 Uniform Plumbing Code, add a plat note that conveys the following: Each Lot within this subdivision shall have separate sewer taps, separate water meters, and their respective private water and sewer service lines shall be positioned or located in a manner that will not cross lot lines. END OF REPORT 11 of 11B-18