B-05 Revised (C8-2018-0217.3A - Colton Bluff Phase 2; District 2).pdf — original pdf

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SUBDIVISION REVIEW SHEET CASE NO.: C8-2018-0217.3A PC DATE: October 6, 2020 SUBDIVISION NAME: Colton Bluff Phase 2 AREA: 12.16 acres LOTS: 64 OWNER/APPLICANT: KB Homes Lone Star LP (John Zinsmeyer) AGENT: Carlson, Brigance, Doering (Geoff Guererro) ADDRESS OF SUBDIVISION: 13910 N FM 620 Rd COUNTY: Travis WATERSHED: Cotton Mouth Creek JURISDICTION: Full Purpose ZONING: SF-4A, SF-4A-CO DISTRICT: 2 SIDEWALKS: Sidewalks will be constructed along all internal streets. DEPARTMENT COMMENTS: The request is for the approval of the Colton Bluff Phase 2, comprised of 64 lots on 12.16 acres. The plat does not comply with the criteria of approval in LDC 25- 4-84(B) and staff recommends disapproval for the reason listed in the attached comment report. 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: The staff recommends disapproval of the plat for the reasons listed in the comment report dated September 30, 2020, and attached as Exhibit C. LAND USE COMMISSION ACTION: CASE MANAGER: Steve Hopkins PHONE: 512-974-3175 E-mail: steve.hopkins@austintexas.gov ATTACHMENTS Exhibit A: Vicinity map Exhibit B: proposed plat Exhibit C: Comment report dated September 30, 2020 1 of 7B-51 of 7Revised  2 of 7B-52 of 7Revised  3 of 7B-53 of 7Revised  4 of 7B-54 of 7Revised CITY OF AUSTIN –DEVELOPMENT SERVICES DEPARTMENT SUBDIVISION APPLICATION – MASTER COMMENT REPORT CASE NUMBER: UPDATE: CASE MANAGER: C8-2018-0217.3A U1 Steve Hopkins PHONE #: 512-974-3175 PROJECT NAME: LOCATION: Colton Bluff Phase 2 7231 COLTON BLUFF SPRINGS RD SUBMITTAL DATE: FINAL REPORT DATE: September 21, 2020 September 30, 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 November 2, 2020. 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 (974-1770) in order to submit an update. 2. Your update must include the following items: a. This report b. The revised plat in pdf format c. A letter that addresses each comment in the master comment report 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: Elsa Garza Environmental: Pamela Abee-Taulli PARD / Planning & Design: Justin Stewart 5 of 7B-55 of 7Revised Drainage Engineering Review - David Marquez - 512-974-3389 Comments cleared EV 1 Cleared Environmental Review - Pamela Abee-Taulli - 512-974-1879 ESC FISCAL SURETY [LDC 25-1, Article 5; ECM Appendix S-1]] EV 2 Send a conceptual erosion & sedimentation control plan along with the fiscal estimate for erosion/sedimentation controls and revegetation based on ECM Appendix S-1 to pamela.abee- taulli@austintexas.gov. A conceptual ESC plan is necessary to assess the accuracy of the ESC fiscal estimate. 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]  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. 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] Update 1 Comment not cleared. Erosion controls are not sufficient. With existing and proposed slopes varying from 2 to 5 percent, ECM 1.4.5.G.1 calls for 3000 to 4000 linear feet of silt fence on the downslope side of flow, with a maximum spacing interval of 250 feet. Please revise accordingly. Flood Plain Review - Shesh Koirala - 512-974-9396 (voice message only) Email: shesh.koirala@austintexas.gov FP FP Note: Since any part of the property to be developed i) is NOT in an official mapped COA or Fully Developed Floodplain ii) is NOT in a FEMA designated 100- year floodplain. COA Floodplain Office does not have major comments (8/23/2020). If there are any updates and revisions in the future submittals which may be applicable any of the conditions mentioned above, floodplain review will be required. comments: Please add/update the FIRM panel number and effective date to the most current map in the note. For this site, the current effective FIRM panel number is 48453C0611 effective on 1/22/2020. (in Preliminary Plans and Engineering Reports) Update 1: Comment cleared 6 of 7B-56 of 7Revised Subdivision Review - Steve Hopkins - 512-974-3175 SR 1. Comment cleared SR 2. Show signatures of owner(s), notary public(s) with appropriate seals and dates. Print names under signatures with addresses. These items must be complete on the original mylar prior to approval. [LDC 25-1-83] Update 1: This will be verified prior to recordation. Comment cleared. SR 3 - SR5. Comments cleared. SR 6. Prior to final plat recordation, the applicant must provide a copy of the Homeowner’s Document/Declaration of Covenants and Restrictions for Small Lot Subdivisions. Show instrument number on plat. (Required for SF-4A small lot subdivisions). [Will document for previous final plats be amended to include this final plat or will there be a new document?] [LDC 25-1-83] Update 1: the HOA document was submitted. Add the document number to the plat. This will be verified prior to recordation. Comment cleared. PARD / Planning & Design Review - Justin Stewart - 512-974-9475 SR 7-SR 9. Comments cleared Approved. End of Report 7 of 7B-57 of 7Revised