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RES 2022-0375 - The Haven - Preliminary PlatPg 1/2 Exhibit “B” Conditions: 1. Coordinate with Public Works to modify the lot lines and outfall sewer design. 2. Coordinate with Public Works and the NRD on an acceptable alignment and design of the outfall sewer between the subdivision boundary and the downstream connection to the interceptor sewer. 3. Submit the 30% design report for the sanitary sewer to the Public Works Design Division per Section 2.14 of the City’s Wastewater Collection Systems Design Manual, and receive Public Works approval prior to final plat application. 4. Coordinate with Public Works on the design requirements of the proposed temporary access road between Lot 1 and 216th Street. 5. Coordinate with the NRD on the easement for the temporary access road, and record the easement prior to or concurrently with the final plat. 6. Reach an agreement with the NRD (to be covered in the subdivision agreement) on the cost sharing arrangement and triggering events for the acquisition, ROW dedication, and public street improvement of the future permanent access. 7. Submit an exhibit to Public Works showing the alignment and profile of the future street northwest of Lot 22 and Outlot A. Revise the design and alignment of the Grand Avenue street stub if necessary to address any issues identified by Public Works or OPPD. 8. Coordinate with the Planning and Public Works Departments on the Complete Streets Design Guide Design Checklists. 9. Coordinate with Public Works, Parks and Recreation and the NRD regarding the post construction stormwater management plan (PCSMP). 10. Receive preliminary approval of the PCSMP from Public Works prior to the application for final plat approval; upload the drainage study and preliminary plans to Permix. 11. The project must comply with all applicable stormwater management ordinances and policies. 12. Provide a trail connection from the development sidewalks to the future perimeter trail around the dam site. 13. Trails and/or open space constructed within the development that are not part of the suburban park master plan shall be privately constructed and maintained by the developer, HOA or other approved entity. 14. Provide for the use, ownership, and maintenance of the outlots in the subdivision agreement. 15. In the vicinity of Lots 10-14, add an outlot between two of the lots and construct a connection between the Grand Avenue sidewalk and the future trail in Dam Site 12. 16. Submit a letter of approval from Douglas County for a Noxious Weed Plan. 17. Show the transmission line easement on the final plat document and coordinate with OPPD for any grading, construction or vegetation management plans proposed near these lines. 18. Obtain all necessary permits from Douglas County. 19. Temporary turn-arounds shall be provided at the terminus of all temporarily dead-ended streets. 20. Coordinate with Douglas County and City staff regarding the potential for traffic calming measures in the design of the interior streets. 21. If The Haven Addition will not be located in a Sanitary Improvement District, a maintenance agreement will be required before Douglas County will provide routine maintenance of public streets or request street lights on behalf of the Developer. If not located in a Sanitary Pg 2/2 Improvement District, major maintenance activities are the responsibility of the adjacent property owner. Pln0407lgb PJB City of Omaha Planning Department Planning Board Memo To: Chairman and Members of the Planning Board From: David K. Fanslau Planning Director Date: February 23, 2022 Subject: Preliminary Plat approval of THE HAVEN, a subdivision outside city limits, with rezoning from AG to DR and R4, along with a request for a variance to the Present Development Zone (PDZ) (portions of the property are located within the FF-Flood Fringe and FW-Floodway Overlay Districts). Southwest of 216th and Fort Streets Case # C3-21-324, C10-21-325, C12-21-326 This request was laid over by the Planning Board at the December 1, 2021 meeting to allow the applicant time to address multiple items from the City’s recommendation report, including reaching an agreement with the NRD on the cost sharing arrangement and triggering events for the acquisition, right-of-way dedication, and public street improvement of the future permanent access, as well as outfall sewer alignment and stormwater discharge to the dam site. The applicant has since coordinated with the NRD regarding the future permanent access. The NRD is working to acquire a portion of the property located directly to the south of The Haven and where the future offsite permanent road will be placed. The applicant indicates that the NRD has until June 1, 2022 to acquire the property and dedicate the necessary right-of-way. If unable to acquire by this date, the applicant will be granted a temporary access easement through the NRD’s property, which will be used to construct the offsite temporary road and will serve as the connection to 216th Street until such as time as the offsite permanent road can be constructed. The applicant has submitted revised plans to address the items from the City’s previous recommendation report, which have been reviewed for compliance. Public Improvements: Sewers: The proposed alignment of the outfall sewer relative to the property lines of the adjacent lots is still not acceptable. Coordinate with Public Works to modify the lot lines and sewer design. Coordinate with Public Works and the NRD on an acceptable alignment and design of the outfall sewer between the subdivision boundary and the downstream connection to the interceptor sewer. THE HAVEN Case Number: C3-21-324, C10-21-325, C12-21-326 Page 2 PJB Submit the 30% design report for the sanitary sewer to the Public Works Design Division per Section 2.14 of the City’s Wastewater Collection Systems Design Manual, and receive Public Works approval prior to final plat application. Traffic: Coordinate with Public Works on the design requirements of the proposed temporary access road between Lot 1 and 216th Street. Coordinate with the NRD on the easement for the temporary access road, and record the easement prior to or concurrently with the final plat. Reach an agreement with the NRD (to be covered in the subdivision agreement) on the cost sharing arrangement and triggering events for the acquisition, ROW dedication, and public street improvement of the future permanent access. Submit an exhibit to Public Works showing the alignment and profile of the future street northwest of Lot 22 and Outlot A. Revise the design and alignment of the Grand Avenue street stub if necessary to address any issues identified by Public Works or OPPD. Coordinate with the Planning and Public Works Departments on the Complete Streets Design Guide Design Checklists. The proposed driveway connection from the development to 216th Street will require permits from the Douglas County Engineer’s office and must meet proper sight distance criteria and incorporate intersection improvements as required by current City/County Access Policy. The cost of the roadway improvements for the driveway connection, if required, will be the responsibility of the developer. The sight distance criteria to be used in the evaluation, of the driveway connections, will be AASHTO Stopping Sight Distance for 50 MPH design (425’). Temporary turn-arounds shall be provided at the terminus of all temporarily dead-ended streets. Coordinate with Douglas County and City staff regarding the potential for traffic calming measures in the design of the interior streets. Drainage: Running permanent storm water pipes directly from street inlets to the property line of the development and the future dam site is not acceptable. At a minimum, the stormwater will need to go into some type of pretreatment, such as a detention cell, prior to releasing into the dam site. Additionally, the final storm water pipes will need to extend to the edge of the dam site full pool line. Coordinate with Public Works, Parks and Recreation, and the NRD regarding the post construction stormwater management plan (PCSMP). Receive preliminary approval of the PCSMP from Public Works prior to the application f or final plat approval; upload the drainage study and preliminary plans to Permix. The project must comply with all applicable stormwater management ordinances and policies, including providing for a no net increase in stormwater runoff and must treat the first ½” of stormwater for water quality. Utilities: OPPD has a high voltage transmission line that runs east/west along the northern boundary of this development. The transmission line easement must be reflected on the plat THE HAVEN Case Number: C3-21-324, C10-21-325, C12-21-326 Page 3 PJB and OPPD must be contacted to coordinate any grading, construction or vegetation management plans proposed near these lines. Parks and Open Space: Parks: Provide a trail connection from the development sidewalks to the future perimeter trail around the dam site. The applicant will need to coordinate with the City and NRD accordingly. Trails and/or open space constructed within the development that are not part of the suburban park master plan shall be privately constructed and maintained by the developer, HOA or other approved entity. Outlots: Provide for the use, ownership, and maintenance of the outlots in the subdivision agreement. In the vicinity of Lots 10-14, add an outlot between two of the lots and construct a connection between the Grand Avenue sidewalk and the future trail in Dam Site 12. Environmental: Nebraska Statute (2-955) states that property owners are responsible for the control of noxious weeds and to prevent noxious weed seeds from spreading onto adjoining properties. The applicant will be required to submit a letter of approval from Douglas County for a Noxious Weed Plan. Dam Site: This project is immediately adjacent to the proposed Dam Site 12 (DS12) project. DS12 is a regional detention basin included in the Papillion Creek Watershed Partnership’s Watershed Management Plan. The primary purpose of DS12 is to provide flood risk reduction to the properties downstream of the area. The District (NRD) has reviewed the documentation submitted for The Haven. The layout of the permanent access road is acceptable to the District. It is anticipated that a temporary access from 216th Street will not be necessary and only the permanent road will be constructed. However, the layout of the temporary road is also acceptable to the District. The post construction stormwater management plan shown for the preliminary plat is still unacceptable to the District. The applicant must show no-net increase in peak discharge for the 2-year storm event. Additionally, the stormwater outlets cannot discharge at the property line. These outlets must be constructed to outlet within two feet of the Dam Site 12 normal pool elevation of 1,206 feet. The PCSMP must be revised. Emergency Management: The applicant has submitted a letter from Douglas County Emergency Management stating that an emergency warning system must be installed in order to provide adequate coverage to this area. Financing: The taxable valuation of the development is estimated at $41,175,000. The projected total general obligation debt is estimated at $1,635,800. The projected debt ratio is estimated at 3.97 percent. An acceptable debt ratio is considered 4.0 percent or less. If The Haven Addition will not be located in a Sanitary Improvement District, a maintenance agreement will be required before Douglas County will provide routine maintenance of public streets or request street lights on behalf of the Developer. If not located in a Sanitary THE HAVEN Case Number: C3-21-324, C10-21-325, C12-21-326 Page 4 PJB Improvement District, major maintenance activities are the responsibility of the adjacent property owner. Land Use and Planning: This subdivision is accompanied by a request for a variance to the Present Development Zone boundary of the Urban Development Element of the City’s Master Plan. The Urban Development Element of the City’s Master Plan provides specific procedures and criteria for variances to the Present Development Zone boundary. The applicant has stated that the following criteria listed in the Urban Development Element is applicable: “The applicant can show that sewers have been constructed or are included as “Programmed Construction Projects” in the current Sanitary Interceptor Sewer Element of the City’s Master Plan, and that there have been substantive changes in the availability of other necessary utilities which would directly serve the proposed plat.” The applicant requests this variance per the conditions stated in the Omaha Master Plan – Urban Development Element, page 29, Appendix 4.c. The “Programmed Construction Projects” in the current Sanitary Interceptor Sewer Element of the City’s Master Plan will serve the property with the proposed construction of the WP-248.4 interceptor sewer, which is in the 2020-2021 construction plan, and currently under design for 2022 construction. The applicant indicates they will continue to coordinate with the lead agent on the construction of the WP- 248.4 interceptor sewer (Applicant for Vistancia Phase 2) and the City’s Public Works Department for the proposed construction and tapping of the WP-248.4 Sewer. The variance to the Present Development Zone boundary of the Urban Development Element of the City’s Master Plan is acceptable due to the planned construction of the “WP-248.4” interceptor sewer adjacent to the proposed development. The rezoning from AG to DR and R4 is consistent with the Future Land Use Element of the City’s Master Plan. Analysis: Conditionally, the proposed subdivision complies with the requirements of Chapter 53 Subdivisions of the Omaha Municipal Code and the City’s Master Plan. Recommendation: Approval of the variance to the Present Development Zone (PDZ). Approval of the rezoning from AG to DR and R4. Approval of the Preliminary Plat, subject to the following conditions: 1. Coordinate with Public Works to modify the lot lines and outfall sewer design. 2. Coordinate with Public Works and the NRD on an acceptable alignment and design of the outfall sewer between the subdivision boundary and the downstream connection to the interceptor sewer. 3. Submit the 30% design report for the sanitary sewer to the Public Works Design Division per Section 2.14 of the City’s Wastewater Collection Systems Design Manual, and receive Public Works approval prior to final plat application. 4. Coordinate with Public Works on the design requirements of the proposed temporary access road between Lot 1 and 216th Street. 5. Coordinate with the NRD on the easement for the temporary access road, and record the easement prior to or concurrently with the final plat. THE HAVEN Case Number: C3-21-324, C10-21-325, C12-21-326 Page 5 PJB 6. Reach an agreement with the NRD (to be covered in the subdivision agreement) on the cost sharing arrangement and triggering events for the acquisition, ROW dedication, and public street improvement of the future permanent access. 7. Submit an exhibit to Public Works showing the alignment and profile of the future street northwest of Lot 22 and Outlot A. Revise the design and alignment of the Grand Avenue street stub if necessary to address any issues identified by Public Works or OPPD. 8. Coordinate with the Planning and Public Works Departments on the Complete Streets Design Guide Design Checklists. 9. Coordinate with Public Works, Parks and Recreation and the NRD regarding the post construction stormwater management plan (PCSMP). 10. Receive preliminary approval of the PCSMP from Public Works prior to the application for final plat approval; upload the drainage study and preliminary plans to Permix. 11. The project must comply with all applicable stormwater management ordinances and policies. 12. Provide a trail connection from the development sidewalks to the future perimeter trail around the dam site. 13. Trails and/or open space constructed within the development that are not part of the suburban park master plan shall be privately constructed and maintained by the developer, HOA or other approved entity. 14. Provide for the use, ownership, and maintenance of the outlots in the subdivision agreement. 15. In the vicinity of Lots 10-14, add an outlot between two of the lots and construct a connection between the Grand Avenue sidewalk and the future trail in Dam Site 12. 16. Submit a letter of approval from Douglas County for a Noxious Weed Plan. 17. Show the transmission line easement on the final plat document and coordinate with OPPD for any grading, construction or vegetation management plans proposed near these lines. 18. Obtain all necessary permits from Douglas County. 19. Temporary turn-arounds shall be provided at the terminus of all temporarily dead-ended streets. 20. Coordinate with Douglas County and City staff regarding the potential for traffic calming measures in the design of the interior streets. 21. If The Haven Addition will not be located in a Sanitary Improvement District, a maintenance agreement will be required before Douglas County will provide routine maintenance of public streets or request street lights on behalf of the Developer. If not located in a Sanitary Improvement District, major maintenance activities are the responsibility of the adjacent property owner. Attachments: Preliminary Plat Recommendation Report Dated November 23, 2021 The Haven Woodsonia Acquisitions, LLC Preliminary Plat -- ---- -- ---- -- ---- -- ---- -- ---- -- ---- -- ---- -- ---- -- ---- -- ---- -- ---- -- ---- -- ---- -- ---- -- ---- -- ---- -- ---- -- ---- -- ---- -- ---- 2069-151 2-7-22 AAK RXX thompson, dreessen & dorn er, inc. 10836 Old Mill Rd Omaha, NE 68154 p.402.330.8860 www.td2co.com Project Name Professional Seal Revision Dates Sheet Title No. Description MM-DD-YY Client Name Drawn By: Reviewed By: Job No.: Date: Sheet Number 0'50' 100'Exhibit A VICINITY MAP LEGEND The Haven LOTS 1 THROUGH 61 AND OUTLOT A DOUGLAS COUNTY, NEBRASKA LEGAL DESCRIPTION ENGINEER SUBDIVIDER NOTES PJB City of Omaha Planning Department 1819 Farnam Street Suite 1100 Omaha, NE 68183 402-444-5150 Planning.CityofOmaha.org Date: November 23, 2021 Case Number: C3-21-324, C10-21-325, C12-21-326 Applicant: Drew Snyder Woodsonia Acquisitions, LLC Request: Preliminary Plat approval of THE HAVEN, a subdivision outside city limits, with rezoning from AG to DR and R4, along with a request for a variance to the Present Development Zone (PDZ) (portions of the property are located within the FF-Flood Fringe and FW-Floodway Overlay Districts). Location: Southwest of 216th and Fort Streets I. GENERAL INFORMATION: Purpose: To subdivide and rezone 33.17 acres to allow for 61 single-family residential homes. Existing Use(s): Agricultural Existing Zoning: AG Adjacent Land Use(s): Adjacent Zoning North: Agricultural North: AG South: Agricultural South: AG East: Agricultural East: AG West: Agricultural West: AG Future Land Use Designation(s): The property is designated as low-density residential in the Future Land Use Element of the City’s Master Plan. The 216th and Fort Street intersection is designated as a Convenience Area Mixed Use intersection. Applicable Regulations: If rezoned, the subject site would be required to comply with the regulations of the DR and R4 Districts, as well as all other applicable development regulations. No building permits will be issued based on a site plan that does not comply with the provisions of the Zoning Ordinance. II. SPECIAL INFORMATION: Site Characteristics: The site consists of approximately 33 acres of rolling hills which have historically been used for agricultural purposes. The property abuts a large drainageway immediately north and east of the site, which is also the location of a future dam site. Development Proposal: The applicant proposes to subdivide the property into 61 single-family residential lots and one outlot for use as open space and drainage. All of the lots would be rezoned to the R4-Single-Family Residential District and the outlot to DR-Development Reserve District. Access to the development is proposed via a temporary access road to 216th Street until such time that the future dam site 12 is constructed, when a permanent street to the south around the proposed dam will be constructed. THE HAVEN Case No.C3-21-324, C10-21-325, C12-21-326 PJB Page: 2 The applicant is requesting a variance to allow standard development of the property as this site is currently located in the Future Development Zone, outside of the Present Development Zone boundary. Public Improvements: Traffic and Circulation: Coordinate with Public Works on the design requirements of the proposed temporary access road between Lot 1 and 216th Street. Coordinate with the NRD on the easement for the temporary access road, and record the easement prior to or concurrently with the final plat. Dedicate ROW and pave a street stub to the south boundary of the subdivision, adjacent to Lots 39 and 40. Reach an agreement with the NRD (to be covered in the subdivision agreement) on the cost sharing arrangement and triggering events for the acquisition, ROW dedication, and public street improvement of the future permanent access. Submit an exhibit to Public Works showing the alignment and profile of the future street northwest of Lot 22 and Outlot A. Revise the design and alignment of the Grand Avenue street stub if necessary to address any issues identified by Public Works or OPPD. Coordinate with the Planning and Public Works Departments on the Complete Streets Design Guide Design Checklists. The proposed driveway connection from the development to 216th Street will require permits from the Douglas County Engineer and must meet proper sight distance criteria and incorporate intersection improvements as required by current City/County Access Policy. The cost of the roadway improvements for the driveway connection, if required, will be the responsibility of the developer. The sight distance criteria to be used in the evaluation of the driveway connections, will be AASHTO Stopping Sight Distance for 50 MPH design (425’). Temporary turn-arounds shall be provided at the terminus of all temporarily dead-ended streets. It may be necessary to incorporate traffic calming measures in the design of some of the interior streets. Coordinate with Public Works and Douglas County as necessary. If The Haven Addition will not be located in a Sanitary Improvement District, a maintenance agreement will be required before Douglas County will provide routine maintenance of public streets or request street lights on behalf of the Developer. If not located in a Sanitary Improvement District, major maintenance activities are the responsibility of the adjacent property owner. THE HAVEN Case No.C3-21-324, C10-21-325, C12-21-326 PJB Page: 3 Sanitary Sewer: The proposed alignment of the outfall sewer relative to the property lines of the adjacent lots is not acceptable. Coordinate with Public Works to modify the lot lines and sewer design. Coordinate with Public Works and the NRD on an acceptable alignment and design of the outfall sewer between the subdivision boundary and the downstream connection to the interceptor sewer. Submit the 30% design report for the sanitary sewer to the Public Works Design Division per Section 2.14 of the City’s Wastewater Collection Systems Design Manual, and receive Public Works approval prior to final plat application. Storm Sewer: Receive preliminary approval of the PCSMP from Public Works prior to the application for final plat approval; upload the drainage study and preliminary plans to Permix. The applicant must coordinate with Public Works, Parks and Recreation and the NRD on the discharge of storm water into the future dam site 12. Running a pipe from the inlets into the dam site is not acceptable. Sidewalks: In the vicinity of Lots 10-14, add an outlot between two of the lots and construct a connection between the Grand Ave. sidewalk and the future trail in Dam Site 12. Utilities: OPPD has a high voltage transmission line that runs along the north edge of the development. This potentially conflicts with the proposed road/lot configuration. OPPD should be contacted to coordinate any grading, construction or vegetation management plans proposed near these lines. Grading and Drainage: The project must comply with all applicable stormwater management ordinances and policies, including providing for a no net increase in stormwater runoff and must treat the first ½” of stormwater for water quality. Parks and Open Space: Outlots: Provide for the use, ownership, and maintenance of the outlots in the subdivision agreement. Environmental: Noxious Weeds: Nebraska Statute (2-955) states that property owners are responsible for the control of noxious weeds and to prevent noxious weed seeds from spreading onto adjoining properties. The applicant will be required to submit a letter of approval from Douglas County for a Noxious Weed Plan. Dam Site: ● This project is immediately adjacent to the proposed Dam Site 12 (DS12) project. DS12 is a regional detention basin included in the Papillion Creek Watershed Partnership’s Watershed Management Plan. The primary purpose of DS12 is to provide flood risk reduction to the properties downstream of the area. ● The District (NRD) is currently negotiating with the applicant regarding the temporary and future access issues. The District has no objection to the construction of the temporary access road. The right-of-way needed for the permanent access road is part of the THE HAVEN Case No.C3-21-324, C10-21-325, C12-21-326 PJB Page: 4 land required for the DS12 project and will be acquired by the District prior to construction of the project. However, the District cannot currently commit to construction of the permanent access road at its sole expense. ● The post-construction stormwater management plan (PCSMP) provided for review states that detention requirements are met by construction of DS12. The Papillion Creek Watershed Partnership stormwater management policies do not allow for the 2-year peak runoff control to be eliminated adjacent to regional detention facilities. Stormwater outlets will need to be constructed so that they discharge closer to the normal pool elevation of 1,206 feet so as not to create erosion problems in the future. Additionally, DS12 will not be constructed for several years and it’s likely the subdivision will be at least partially developed prior to that. The PCSMP must be revised. Emergency Management: As a condition of plat approval, the applicant must submit a letter from Douglas County Emergency Management confirming that acceptable emergency warning is being provided for the area. Financing: The taxable valuation of the development is estimated at $41,175,000. The projected total general obligation debt is estimated at $1,635,800. The projected debt ratio is estimated at 3.97 percent. An acceptable debt ratio is considered 4.0 percent or less. Land Use and Planning: This subdivision is accompanied by a request for a variance to the Present Development Zone boundary of the Urban Development Element of the City’s Master Plan. The Urban Development Element of the City’s Master Plan provides specific procedures and criteria for variances to the Present Development Zone boundary. The applicant has stated that the following criteria listed in the Urban Development Element is applicable: “The applicant can show that sewers have been constructed or are included as “Programmed Construction Projects” in the current Sanitary Interceptor Sewer Element of the City’s Master Plan, and that there have been substantive changes in the availability of other necessary utilities which would directly serve the proposed plat.” The applicant requests this variance per the conditions stated in the Omaha Master Plan – Urban Development Element, page 29, Appendix 4.c. The “Programmed Construction Projects” in the current Sanitary Interceptor Sewer Element of the City’s Master Plan will serve the property with the proposed construction of the WP-248.4 interceptor sewer, which is in the 2020-2021 construction plan, and currently under design for 2022 construction. The applicant indicates they will continue to coordinate with the lead agent on the construction of the WP-248.4 interceptor sewer (Applicant for Vistancia Phase 2) and the City’s Public Works Department for the proposed construction and tapping of the WP-248.4 Sewer. The variance to the Present Development Zone boundary of the Urban Development Element of the City’s Master Plan is acceptable due to the THE HAVEN Case No.C3-21-324, C10-21-325, C12-21-326 PJB Page: 5 planned construction of the “WP-248.4” interceptor sewer adjacent to the proposed development. The rezoning from AG to DR and R4 is consistent with the Future Land Use Element of the City’s Master Plan. III. ANALYSIS: The request must be laid over to allow the applicant time to address multiple items from the City’s recommendation report, including reaching an agreement with the NRD on the cost sharing arrangement and triggering events for the acquisition, ROW dedication, and public street improvement of the future permanent access, as well as outfall sewer alignment and stormwater discharge to the dam site. IV. RECOMMENDATIONS: Layover V. ATTACHMENTS: Preliminary Plat 5. C3-21-324 D-APPROVAL C10-21-325 C12-21-326 Drew Snyder Woodsonia Acquisitions, LLC REQUEST: Preliminary Plat approval of THE HAVEN, a subdivision outside city limits, with rezoning from AG to DR and R4, along with a request for a variance to the Present Development Zone (PDZ) (portions of the property are located within the FF-Flood Fringe and FW -Floodway Overlay Districts) (laid over at the 12/01/21 meeting) LOCATION: Southwest of 216th and Fort Streets At the Planning Board meeting held March 2, 2022, this case was on the Consent Agenda. Mr. Morris motioned for approval of the variance to the Present Development Zone (PDZ), approval of the rezoning from AG to DR and R4, approval of the Preliminary Plat, subject to the following conditions: 1. Coordinate with Public Works to modify the lot lines and outfall sewer design. 2. Coordinate with Public Works and the NRD on an acceptable alignment and design of the outfall sewer between the subdivision boundary and the downstream connection to the interceptor sewer. 3. Submit the 30% design report for the sanitary sewer to the Public Works Design Division per Section 2.14 of the City’s Wastewater Collection Systems Design Manual, and receive Public Works approval prior to final plat application. 4. Coordinate with Public Works on the design requirements of the proposed temporary access road between Lot 1 and 216th Street. 5. Coordinate with the NRD on the easement for the temporary access road, and record the easement prior to or concurrently with the final plat. 6. Reach an agreement with the NRD (to be covered in the subdivision agreement) on the cost sharing arrangement and triggering events for the acquisition, ROW dedication, and public street improvement of the future permanent access. 7. Submit an exhibit to Public Works showing the alignment and profile of the future street northwest of Lot 22 and Outlot A. Revise the design and alignment of the Grand Avenue street stub if necessary to address any issues identified by Public Works or OPPD. 8. Coordinate with the Planning and Public Works Departments on the Complete Streets Design Guide Design Checklists. 9. Coordinate with Public Works, Parks and Recreation and the NRD regarding the post construction stormwater management plan (PCSMP). 10. Receive preliminary approval of the PCSMP from Public Works prior to the application for final plat approval; upload the drainage study and preliminary plans to Permix. 11. The project must comply with all applicable stormwater management ordinances and policies. 12. Provide a trail connection from the development sidewalks to the future perimeter trail around the dam site. 13. Trails and/or open space constructed within the development that are not part of the suburban park master plan shall be privately constructed and maintained by the developer, HOA or other approved entity. 14. Provide for the use, ownership, and maintenance of the outlots in the subdivision agreement. 15. In the vicinity of Lots 10-14, add an outlot between two of the lots and construct a connection between the Grand Avenue sidewalk and the future trail in Dam Site 12. 16. Submit a letter of approval from Douglas County for a Noxious Weed Plan. 17. Show the transmission line easement on the final plat document and coordinate with OPPD for any grading, construction or vegetation management plans proposed near these lines. 18. Obtain all necessary permits from Douglas County. 19. Temporary turn-arounds shall be provided at the terminus of all temporarily dead-ended streets. 20. Coordinate with Douglas County and City staff regarding the potential for traffic calming measures in the design of the interior streets. 21. If The Haven Addition will not be located in a Sanitary Improvement District, a maintenance agreement will be required before Douglas County will provide routine maintenance of public streets or request street lights on behalf of the Developer. If not located in a Sanitary Improvement District, major maintenance activities are the responsibility of the adjacent property owner. Mr. Rosacker seconded the motion which carried 7-0. SUBJECT AREA IS SHADED - MARCH 2022 AG-FF AG-FW AG AG-FF AG-FF R4 DR ±0 1,600 Feet 5CASE:C3-21-324, C10-21-325, C12-21-326APPLICANT:Drew SnyderWoodsonia Acquisitions, LLCREQUEST:Preliminary Plat approval of THE HAVEN, a subdivision outside city limits,with rezoning from AG to DR and R4, along with a request for a variance to the PresentDevelopment Zone (PDZ) (portions of the property are located within the FF-FloodFringe and FW-Floodway Overlay Districts) (laid over at the 12/01/21 meeting)LOCATION:Southwest of 216th and Fort Streets