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§ 154.21 PLATTING PROCEDURE.
   (A)   The subdivider may prepare a sketch plan that shall be discussed with the Planning and Zoning Commission in order to establish the requirements of this chapter that will influence the design of the subdivision. The subdivider shall submit a plat application with the sketch plan and supporting materials to the Finance Officer more than two weeks (inclusive) before the next regularly scheduled meeting of the Planning and Zoning Commission. This submission shall consist of nine copies of the sketch plan and nine copies of the plat application and any supporting material.
   (B)   The subdivider shall submit a plat application with the preliminary plat and supplemental materials to the Finance Officer more than two weeks (inclusive) before the next regularly scheduled meeting of the Planning and Zoning Commission. This submission shall consist of nine copies of the preliminary plat, prepared on 15-inch by 26 inches paper, and nine copies of the plat application and any supplemental material. Platting fees are due and payable with the plat application.
   (C)   Upon official receipt of the sketch plan or preliminary plat, the Finance Officer will inform the subdivider of the date, time and location of the Planning and Zoning Commission meeting at which the plan or plat will be presented. The Finance Officer shall also mail or provide a copy of the plat to each Planning and Zoning Commission member, the Planning Coordinator and the Town Engineer for review and comment before the Planning and Zoning Commission meeting. The Planning Coordinator may solicit comments on the plat from other agencies before the Planning and Zoning Commission meeting. The Planning and Zoning Commission shall review the plat for compliance with this chapter at the scheduled meeting.
   (D)   The Planning and Zoning Commission shall have a maximum of 30 days following the presentation of the preliminary plat at a regular Planning and Zoning Commission meeting, unless otherwise agreed to by the subdivider, in which to review the preliminary plat and to approve, approve with conditions or disapprove the preliminary plat. The preliminary plat shall be forwarded to the governing body without recommendation if the Commission fails to act within the review period.
   (E)   The subdivider shall submit eight paper copies of the preliminary plat to the Finance Officer more than five days (inclusive) before the next regularly scheduled meeting of the governing body.
   (F)   Approval by the governing body of a preliminary plat shall be effective for three years from the date of approval. An extension(s) beyond three years, for a period not to exceed one year, may be granted upon agreement between the governing body and the subdivider. Approval of extensions may reflect changes to this chapter.
   (G)   Following approval of the preliminary plat by the governing body, the subdivider may proceed with the construction of streets and installation of other indicated improvements. The subdivider may request that the final plat be immediately considered for review with the preliminary plat by the Planning and Zoning Commission and the governing body.
   (H)   Alternately, the subdivider may, upon inspection and approval of streets and other indicated improvements by the Planning Coordinator and the Town Engineer, submit a final plat to the Finance Officer more than two weeks (inclusive) before the next regularly scheduled meeting of the Planning and Zoning Commission. This submission shall consist of eight copies of the final plat prepared on 15-inch by 26-inch paper.
   (I)   Upon official receipt of the final plat, the Finance Officer will inform the subdivider of the date, time and location of the Planning and Zoning Commission meeting at which the plat will be presented.
   (J)   Upon presentation of the final plat at a regular meeting, the Planning and Zoning Commission shall have a maximum of 30 days in which to review, prepare and submit its recommendation, along with the plat, to the governing body; provided however, that the subdivider may agree to an extension not to exceed 30 days. The final plat shall be forwarded to the governing body without recommendation if the Commission fails to act within the review period.
   (K)   The subdivider shall submit the Mylar original and seven paper copies of the final plat to the Finance Officer more than five days (inclusive) before the next regularly scheduled meeting of the governing body. The final plat, when submitted, shall include corrections requested by the Planning and Zoning Commission and the signatures of the owner(s), the surveyor, the appropriate highway authority(s) and the County Treasurer.
   (L)   The governing body shall have a maximum of 15 days to approve or disapprove the final plat after receipt of the Planning and Zoning Commission recommendation.
   (M)   The Planning Coordinator shall submit the Mylar original of the approved final plat to the office of the Register of Deeds to be recorded within 15 days after approval by the governing body or all formal action shall become void.
   (N)   The Finance Officer shall not issue building or grading permits within the newly-platted subdivision, except for subdivision improvements approved by the governing body after review of the preliminary plat, until the governing body has approved the final plat of the subdivision and the County Register of Deeds has recorded the approved final plat.
(Ord. 10.9, passed - -2005)
§ 154.22 INFORMATION REQUIRED FOR PRELIMINARY PLATS.
   (A)   The subdivider shall submit the following information to the Finance Officer with the plat application:
      (1)   A preliminary plat indicating the layout of all property lines, lots, streets, easements, watercourses, parks and open spaces within the proposed subdivision. This plat should show the subdivision’s relation to any surrounding development, including property lines, streets and recorded utility easements or visible utilities;
      (2)   If any portion of the platted area falls within any area of special flood hazard as identified by FEMA, a note shall be placed on the plat which states “Flood Insurance Rate Map Panel ____with an effective date of _________ indicates the presence of a flood hazard area within the subdivision area represented on this plat”; and
      (3)   If the proposed subdivision does not adjoin an existing county, state or federal highway or town street, the developer must provide evidence to the Planning and Zoning Commission and governing body that a street that meets current town street specifications exists within a public right-of-way that connects the proposed subdivision with such a highway. If a Road District Association governs the connecting street, then the developer shall petition the Association to add all land within the proposed subdivision to the district or enter into a street maintenance agreement with that Road District Association.
   (B)   The following supplemental materials may be required at the request of the Planning and Zoning Commission or the governing body.
      (1)   Narrative on the intended development. The narrative will describe the nature of the intended development, its integration into surrounding development, and its impact on the community. Any contemplated future development shall be included.
      (2)   Street design plans.
         (a)   Public streets may be required to be designed under the direction of a professional engineer whose seal shall be affixed to all drawings as stipulated in SDCL § 36-18A-45.
         (b)   The Town Engineer shall recommend the content of street design plans, which may include, but are not limited to, the following:
            1.   Plan and profile drawings are to be prepared for all proposed public streets within the subdivision;
            2.   The plan view shall indicate stationing, centerline, the location of drainage structures, guardrails, signage, horizontal curve data, super-elevation, street right-of-way, horizontal control points, property corners and other significant features;
            3.   The profile view shall indicate the existing centerline grade, the finish centerline grade, the exact location and elevation of all vertical curves, the location of drainage structures and the estimated amount of cut and fill;
            4.   Cross-sections are to be drawn at every full station and every major break in grade. They are to show existing and finish ground lines. Cross-sections are to be drawn at all points where a drainage structure crosses the street. The drainage structure is to be shown; and
            5.   As-built construction drawings prepared by a professional engineer.
      (3)   Bridge plans. Bridges are to be designed by a professional engineer.
      (4)   Plans for proposed water and sewer systems. Plans for any proposed water and sewer systems indicating points of connection with existing municipal systems, valve locations, meter types and locations, pipe sizes and locations, proposed tap fees and other pertinent information that may be requested by the Town Engineer or governing body.
      (5)   Engineer’s report on private water systems, sewer systems and significant hydrologic problems. Small and individual on-site wastewater disposal systems shall conform to regulations established by the state in ARSD 74:53:02 and by County Ord. 2.
      (6)   Soil erosion and sediment control plans. Soil erosion and sediment control plans are to be prepared under the direction of a professional engineer whose seal shall be affixed to the documents as stipulated in SDCL § 36-18A. The Town Engineer shall recommend the content of the plans, which may include (but are not limited to) the following:
         (a)   A scaled, topographic survey map of the proposed subdivision site showing proposed lot lines and five-foot contour intervals;
         (b)   A soil erosion control plan showing locations and areas of anticipated soil disturbance and the proposed erosion control structures and practices that will be used to control the anticipated erosion;
         (c)   A sediment control plan detailing the structures and practices that will be applied to control sediment generated by on-site erosion;
         (d)   Proof of acceptance by DENR of these plans; and
         (e)   A seeding and planting plan for any screening strips or other landscaped areas required by the governing body.
      (7)   Storm drainage plan. The storm drainage plan shall be made under the direction of a professional engineer. Storm drainage structures are to be designed to withstand the effects of a 25-year, 24-hour rainfall. The Town Engineer shall recommend the content of the plan, which may include (but is not limited to) the following:
         (a)   The location of all proposed drainage ways, streams and ponds within the subdivision;
         (b)   The location and size of proposed and existing drainage structures, including culverts, bridges, pipes and drop inlets;
         (c)   The area of land contributing runoff to each drainage structure;
         (d)   The location of easements, rights-of-way and maintenance access for all drainages;
         (e)   The direction of water flow throughout the subdivision; and
         (f)   With prior approval of the Town Engineer, the drainage plan may be combined with the street design plan.
      (8)   Electronic plat map. The plat preparer may be required to submit an electronic copy of the plat map in AutoCadd (.dwg) file format.
         (a)   The electronic copy shall include:
            1.   A complete layout of the subdivision, including lot and block numbers, street names, public right-of-way width dimensions, all lot lines with length and bearing data, and water and sewer main line locations;
            2.   The subdivision layout must be tied to a minimum of two existing town control points and the northing and easting data from the points provided;
            3.   Notes on special items such as easements and lift stations; and
            4.   The size and type of material of all water and sewer main lines.
         (b)   The electronic copy shall be submitted with the final plat and be subject to review and approval of the Town Engineer.
         (c)   The Town Engineer shall determine the media, content and format of all electronic data to be submitted.
      (9)   Other supplemental data. If the property involves areas where the soil characteristics, terrain, drainage, geology, ground cover or location imposes unusual requirements, the Planning and Zoning Commission may request additional supplementary data to demonstrate the feasibility of subdividing the land.
(Ord. 10.9, passed - -2005)
§ 154.23 CONTENT OF PRELIMINARY PLATS.
   The following information shall be shown on all preliminary plats:
   (A)   Title. Plat titles are to be broken into two parts, a primary title and a secondary title. The primary title shall be the subdivision name and shall comply with § 154.37. The secondary title shall state the names or numbers of the newly created lots of the subdivision and the subdivision name, state the legal parcel(s) from which these lots are taken, and describe the location of the lots being created. If reference is made to an existing plat of record, the book and page number of the plat is to be cited in a note on the plat.
   (B)   Vicinity map. The vicinity map shall show the boundary of the subdivision and the location of internal streets with their relation to external streets. The internal streets shall be drawn with “double lines”. Scope and size of the vicinity map shall be approved by the Planning and Zoning Commission.
   (C)   North arrow, bar scale and legend.
   (D)   Easements. The location of boundary lines for all new, known and recorded easements shall be shown or indicated. The purpose of the easement shall be indicated.
   (E)   Public land. The location and dimension of land to be dedicated or reserved for public rights-of-way, parks, open space or other public use shall be shown. No private streets shall be platted within a subdivision, and no reserve strips shall be platted except where their control is vested in the governing body.
   (F)   Tracts. The name of each tract shall be clearly indicated and the exact length and bearing of all property lines shall be shown. Distance units are to be in feet to two decimal places and bearings are to be shown to the nearest second. The area of the tract shall be shown in acres to two decimal places. Tract names shall be subject to the approval of the Planning and Zoning Commission.
   (G)   Lots and blocks. Lot and block numbers shall clearly identify each parcel of land. The exact length and bearing of all lot and block lines shall be shown. Distance units are to be in feet to two decimal places and bearings are to be shown to the nearest second. Numbering shall be subject to the approval of the Planning and Zoning Commission.
   (H)   Streets. The plat shall contain the following information:
      (1)   The location of all existing and proposed street rights-of-way within and adjacent to the subdivision;
      (2)   The widths of all existing and proposed rights-of-way; and
      (3)   The names of all public streets shown on the plat.
(Ord. 10.9, passed - -2005)
§ 154.24 CONTENT OF FINAL PLATS.
   The following information is required on all final plats.
   (A)   The original final plat shall be drawn in waterproof black ink upon Mylar. The size of the Mylar shall be 15 by 26 inches.
   (B)   The title shall be the same as that approved for the preliminary plat.
   (C)   The final plat shall show the following:
      (1)   The exact location of the exterior boundary lines of the subdivision and all parcels within the subdivision. The exterior boundary is to be the same as that approved on the preliminary plat;
      (2)   All property corners are to be identified with a symbol and legend designating the type of monument. This legend shall also indicate the registration number of the surveyor who set the monument, if known or available;
      (3)   The length and radius of all curves along boundary lines are to be indicated. The point of curvature (PC) and the point of tangency (PT) are to be shown. These points are property corners and are to be monumented as such;
      (4)   All section lines, section corners and quarter corners are to be shown if surveyed, and a description of the corner monuments included;
      (5)   The titles of adjoining subdivisions. These are to be ghost lines;
      (6)   The names of former subdivisions, parcels and tracts that are being subdivided. These are to be shown as ghost lines;
      (7)   The exact location of the boundary lines and widths of all public rights-of-way, reservations, easements and areas dedicated to public use;
      (8)   All public rights-of-way shall be designated as either “Dedicated Public Right-of-Way” or “Public Right-of-Way Easement”;
      (9)   All dimensions are to be shown in feet and decimals of a foot to at least two decimal places;
      (10)   All bearings are to be shown to the nearest second. A reference bearing shall be indicated on the plat;
      (11)   The acreage of every new parcel is to be shown to at least two decimal places;
      (12)   True north is to be indicated with a north arrow;
      (13)   A bar scale shall be included;
      (14)   Each tract shall be named, and each lot and block shall be numbered;
      (15)   The primary title shall be the name of the subdivision. The secondary title shall be a complete legal description of the subdivision;
      (16)   A vicinity map;
      (17)   All public streets shall be named. The governing body shall accept or reject proposed street names;
      (18)   Floodplain note (if FEMA-defined flood hazard area is present within the subdivision): “Flood Insurance Rate Map Panel ____ with an effective date of _____________________ indicates the presence of a flood hazard area within the subdivision area represented on this plat.”; and
      (19)   Water protection note: pursuant to SDCL §§ 11-3-8.1 and 11-3-8.2, the developer of the property described within this plat shall be responsible for protecting any waters of the state, including groundwater, located adjacent to or within the platted area from pollution from sewage from the subdivision and shall in prosecution of the protections conform to and follow all regulations of the State Department of Environment and Natural Resources relating to the same.
   (D)   The following certifications and signatures shall appear on all final plats.
      (1)   Every plat shall be certified by the landowner, or his or her duly authorized agent, as having been made at his or her request and under his or her direction for the purposes indicated therein, that he or she is the owner of all the land included therein, and that the development of this land shall conform to all existing applicable zoning, subdivision and erosion and sediment and control regulations. This certification shall be acknowledged before some officer authorized to take acknowledgment of deeds, and this acknowledgment shall be endorsed on the plat.
      (2)   Every plat shall be certified by the registered land surveyor who actually performed the survey or had the survey performed under his or her direct supervision. His or her official seal shall be affixed thereto as specified in SDCL § 36-18A-45 as being in all respects correct.
      (3)   Every plat shall bear a certificate of the County Treasurer that all taxes that are liens upon any land included within the plat, as shown by the records of his or her office, have been fully paid.
      (4)   Every plat shall bear a certificate of the appropriate highway or street authority(s), that the location of the proposed access road(s) to the existing public street(s) is hereby approved and any change in the location of the access road(s) shall require additional approval.
      (5)   Every plat shall bear a certificate of the County Director of Equalization that he or she has received a copy of the plat.
      (6)   (a)   Every plat shall bear a copy of the resolution of the Board of Trustees, and this resolution shall state that:
      “WHEREAS there has been presented to the Board of Trustees of the town, South Dakota, the within plat of the above described lands, and it appearing to this Board that:
         a. The system of streets conforms to the system of streets of existing plats and section lines of the town;
         b. Adequate provision is made for access to adjacent unplatted lands by public dedication or section line when physically accessible;
         c. All provisions of the town subdivision regulations have been complied with;
         d. All taxes and special assessments upon the property have been fully paid; and
         e. The plat and survey have been lawfully executed,
      NOW THEREFORE, BE IT RESOLVED that the plat is hereby approved in all respects.”
         (b)   This resolution shall be signed and dated by the Chairperson of the Board and certified by the Finance Officer.
      (7)   Every plat shall bear a certificate of the County Register of Deeds indicating the date and time of recording. This certification shall also indicate the location of filing by plat book and page number.
(Ord. 10.9, passed - -2005)
SUBDIVISION DESIGN STANDARDS
§ 154.35 CONFORMITY TO THIS CHAPTER.
   (A)   All proposed subdivisions shall conform to this chapter.
   (B)   The following requirements are established to provide for orderly development of various types along with accessory uses and structures in a pleasant and stable manner.
   (C)   Topsoil and natural vegetation should be disturbed as little as possible. All disturbances shall be stabilized by seeding or planting within 30 days of completion of construction of subdivision improvements, unless otherwise first approved by the governing body.
   (D)   Existing features that would enhance the development of a subdivision as a whole, such as trees and historic sites, should be preserved in the design of the subdivision.
   (E)   Installation of sidewalks and street lights may be required by the governing body.
   (F)   The governing body may participate in the cost of improvements within, or serving, a subdivision if it is determined that the improvements would benefit areas of land not in the subdivision. The governing body may recover these costs through special property tax, special connection fee or impact fee assessments.
   (G)   Building and lot requirements:
      (1)   Chapter 155 (zoning regulations) shall regulate lot size and setback distances within the municipal limits of the town; and
      (2)   County Ord. 2, Subdivision and Land Use Ordinance, shall regulate lot size and setback distances within the three-mile platting jurisdiction outside the municipal limits of the town.
   (H)   All sites for public parks, schools and other public facilities shown on plats and located within the proposed subdivision shall be dedicated to the governing body or the independent school district board, subject to their consent.
   (I)   Any improvements the owner proposes to make outside the boundaries of the proposed subdivision, pursuant to the development of the subdivision, shall be submitted to the Planning and Zoning Commission, in writing, with the preliminary plat. These improvements shall relate to streets, drainage, utilities and other improvements necessary to permit development within the subdivision.
   (J)   All public streets shall be constructed to town street specifications. The construction will be subject to inspection by both the Town Engineer and the Planning Coordinator during construction and upon completion.
   (K)   Private access easements are allowed and may be indicated on the plat. Private access roads may serve up to two parcels unless otherwise first approved by the Board. There is no requirement that private access roads be developed.
   (L)   Construction of all required improvements shall be the responsibility of the subdivider.
   (M)   Subdivisions shall have an acceptable water supply and distribution plan. All plans for water supply and distribution are the responsibility of the subdivider and will conform to the requirements of the governing body, and comply with all federal, state and town codes and regulations. Subdivisions within one-half mile of town municipal limits may be required to connect to the town water system.
   (N)   Subdivisions shall have an acceptable plan for disposal of wastewater. All plans for wastewater disposal are the responsibility of the subdivider and shall conform to the requirements of the governing body, and comply with all federal, state and town codes and regulations. These plans may include individual septic systems, however, the governing body may request that the subdivider provide further evidence prepared by a competent professional that the subject land is capable of accommodating the proposed individual sewer systems(s) without causing pollution. Subdivisions within one-half mile of the town municipal limits may be required to connect to the town sewer system.
(Ord. 10.9, passed - -2005)
§ 154.36 STREET REQUIREMENTS.
   (A)   The Town Engineer shall recommend to the governing body the classification of public streets as arterial, collector or local streets.
   (B)   All public streets and alleys within the platting jurisdiction of the town shall comply with town street specifications adopted by the governing body.
(Ord. 10.9, passed - -2005)
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