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02-22-05 PCITEM 3.1 NORTHWEST ASSOCIATED CONSULTANTS, INC. 4300 Olscn Nlemorial Highway, Suite 202, Golden Valley, MN 55422 Telephone: 763.231.2555 Facsim,le: 763.231.2561 plannersc.nacplanning.com PLANNING REPORT TO: Otsego Planning Commission FROM: Laurie Shives / Daniel Licht RE: Otsego — Zimmer Farms Phase 3 REPORT DATE: 16 February 2005 60 -DAY DATE: 2 April 2005 NAC FILE: 176.02 — 05.06 CITY FILE: 2005-07 BACKGROUND D.R. Horton has acquired from Insignia Development, Inc. the portion of Martin Farms planned for townhouse uses located at the northeast corner of MacIver Avenue and 70tH Street. D.R. Horton had attended a work session of the Planning Commission and City Council in 2004 to discuss development of this site as well as changes to the north portion of their Zimmer Farms project at the southeast corner of MacIver Avenue and 70th Street to replace the original proposal for back-to-back townhomes with single family lots. D.R. Horton is now making application for Zimmer Farms Phase 3 consisting of 55 single family homes and 213 townhouse units based on the aforementioned acquisition of Outlots C, D and E of Martin Farms and changes to the development plan for Zimmer Farms. The subject site is guided for medium-high density residential land uses within the west sewer district established by the Comprehensive Plan adopted on 22 November 2004. The current application requests a rezoning of the subject site from A-1, Agriculture to R-6, Residential Townhome, Quadraminium and Low Density Multiple Family District, a preliminary plat and a Planned Unit Development -Conditional Use Permit (PUD -CUP) in order to plat townhouse dwellings with a unit/base lot subdivision and development within a Shoreland Overlay District. Exhibits: A. Site Location E. Grading Plan B. Original Development Plans F. Utility Plan C. Preliminary Plat G. Building Plans D. Landscape Plan ANALYSIS Original Development Plans. The original development plans approved for Martin Farms and Zimmer Farms anticipated development of row townhomes north of 70th Street and back-to-back townhomes south of 70th Street. The proposed Zimmer Farms Phase 3 would modify the development pattern in these areas to include a mix of row and back-to-back townhouses north of 70th Street and all single family lots south of 70th Street. The changes to the development plans for the area of Zimmer Farms Phase 3 are summarized below: The overall effect of these changes is a reduction in the overall number of dwelling units and a reduction in the number of townhouse units. Up to 695 RECs are available on a first come first serve basis for final plats until the City moves ahead with the second phase expansion of the west waste water treatment plant. Consideration of this application should be viewed in the context that any reduction in the supply of preliminary platted lots not final platted is positive. The applicant must submit a phasing plan for final platting the dwelling units within the proposed preliminary plat. Zoning. The subject site is currently zoned A-1, Agricultural District requiring a Zoning Map amendment to allow for the proposed single family homes and townhomes at urban densities. Also, a PUD -CUP is required for the proposed unit/base lot subdivision of the townhouse dwelling units and also the overall development design within a shoreland overlay district. The requested Zoning Map amendment and PUD -CUP are to be evaluated based on, but not limited to, the criteria outlined in Section 20-3-2.F. and Section 20-4-2.F of the Zoning Ordinance as follows: 1. The proposed action's consistency with the specific policies and provisions of the City's Comprehensive Plan. Comment: The Comprehensive Plan guides these portions of Martin Farms and Zimmer Farms for medium to high density residential uses, which is defined as eight dwelling units per acre or greater. The changes in proposed dwelling unit types from the original development plans for both projects results in a decrease in density in the area of Zimmer Farms Phase 3 to 3.6 dwelling units per acre. The proposed decrease in number of dwelling units and overall density is not a negative in evaluating the proposed Zoning Ordinance amendment and PUD - CUP given the overall mix of dwelling units planned or approved within the west sewer district. Martin Farms Approved Development Plans Zimmer Farms Sub -Total Proposed Zimmer Farms Phase 3 Net Change Single Family 0 3 3 55 +52 Row TH 185 0 185 105 -80 BIB TH 0 172 172 1 108 -64 TOTAL 185 175 360 1 268 -92 The overall effect of these changes is a reduction in the overall number of dwelling units and a reduction in the number of townhouse units. Up to 695 RECs are available on a first come first serve basis for final plats until the City moves ahead with the second phase expansion of the west waste water treatment plant. Consideration of this application should be viewed in the context that any reduction in the supply of preliminary platted lots not final platted is positive. The applicant must submit a phasing plan for final platting the dwelling units within the proposed preliminary plat. Zoning. The subject site is currently zoned A-1, Agricultural District requiring a Zoning Map amendment to allow for the proposed single family homes and townhomes at urban densities. Also, a PUD -CUP is required for the proposed unit/base lot subdivision of the townhouse dwelling units and also the overall development design within a shoreland overlay district. The requested Zoning Map amendment and PUD -CUP are to be evaluated based on, but not limited to, the criteria outlined in Section 20-3-2.F. and Section 20-4-2.F of the Zoning Ordinance as follows: 1. The proposed action's consistency with the specific policies and provisions of the City's Comprehensive Plan. Comment: The Comprehensive Plan guides these portions of Martin Farms and Zimmer Farms for medium to high density residential uses, which is defined as eight dwelling units per acre or greater. The changes in proposed dwelling unit types from the original development plans for both projects results in a decrease in density in the area of Zimmer Farms Phase 3 to 3.6 dwelling units per acre. The proposed decrease in number of dwelling units and overall density is not a negative in evaluating the proposed Zoning Ordinance amendment and PUD - CUP given the overall mix of dwelling units planned or approved within the west sewer district. 2. The proposed use's compatibility with present and future land uses in the area. Comment. The table below illustrates land uses surrounding the subject site. The proposed Zimmer Farms Phase 3 is compatible with the various existing and planned land uses surrounding the subject site. Direction Land Use Plan Zoning Map Existing Use North Low/Med. Density Residential R-4 District & R-6 District Martin Farms East Low/Med. Density Residential R-6 District/ R-6 District Zimmer Farms/ Remington Coves South Low/Med. Density Residential R-6 Zimmer Farms West Low/Med. Density Residential R -1A District Agriculture — Albertville 3. The proposed use's conformity with all performance standards contained in the Zoning Ordinance (i.e., parking, loading, noise, etc.). Comment: The proposed use will conform to the Zoning Ordinance, Subdivision Ordinance and Engineering Manual except as may be allowed and specifically identified on the development plan under the PUD -CUP. 4. The proposed use's effect upon the area in which it is planned. Comment. The proposed Zimmer Farms Phase 3 provides for a logical pattern of development consistent with the balance of the Zimmer Farms and Martin Farms subdivisions. 5. The proposed uses impact on property values in the area in which it is planned. Comment. Although no official study has been completed, the proposed use is not anticipated to have a negative effect upon area property values. 6. Traffic generation by the proposed use in relation to the capabilities of existing and planned streets serving the property. Comment: Development of Zimmer Farms Phase 3 is accompanied by and provides for upgrades for Maclver Avenue and 70th Street, which are designated collector streets intended to accommodate traffic generated by the proposed development and surrounding neighborhoods. 7. The proposed use's impact upon existing public services and facilities including parks, schools. Streets and utilities and its potential to overburden the City's service capacity. Comment: The intensity of the proposed use is within the parameters established by the Comprehensive Plan and original development plans for Martin Farms and Zimmer Farms upon which infrastructure and service planning has been based. As such, no negative impact to the City's service capacity is anticipated as a result of this project Shoreland Density. All or portions of Lots 1-10, Block 44, Lots 6-10, Block 45 and Lots 1-4 of Block 46 of Zimmer Farms Phase 3 (all single family lots) are within the Shoreland Overlay District of Mud Lake, specifically. The analysis done with Zimmer Farms Phase 1 found that the total number of townhouse units proposed within the Shoreland Overlay District is consistent with the base density allowed. Given that the changes to the site plan involve reducing the overall number of dwelling units will be consistent with allowed shoreland densities. Access. Primary access to the two portions of Zimmer Farms Phase 3 will be provided off of MacIver Avenue and 70th Streets at locations pre -determined with the original preliminary plats for Martin Farms and Zimmer Farms. All of the single family lots south of 701h Street are accessed via public streets. Access to the row and back-to-back townhouse dwelling units is provided via both public streets and private drives. All public streets must be 28 feet wide with concrete curb within a 60 foot right-of-way and private drives must be 28 feet wide with concrete curb as required by the Engineering Manual. Street names will be assigned by the City Engineer based on the County grid pattern at the time of final plat application. Sidewalks. The proposed development plan provides sidewalks on one side of all local public streets. Additionally, a sidewalk has been provided along one side of the private drives accessing the back-to-back townhouse dwellings on Blocks 28-40. Sidewalks must be added along the eastern side of the private drive serving Blocks 25, 26 and 27, along the southern edge of the private drive servicing Blocks 18-24 and along the western edge of the private drive servicing Block 16. Additionally, a sidewalk surface must be provided at the corner of Block 43 for a connection between the sidewalks from Block 42 to Block 37. Single Family Lot Requirements. Single family lots within the R-6 District must have a minimum of 9,000 square feet in area and a minimum width of 60 feet. As shown by the Preliminary Plat, all of the proposed single family lots are in excess of 9,000 square feet, with an average lot size of 17,971 square feet. All of the lots meet the minimum width of 60 feet as well. However, Section 21-7-6 of the Subdivision Ordinance requires that lots fronting a cul-de-sac turnaround be 125 percent of the district minimum, or 75 feet for lots in the R-6 District. Lots 4-8, Block 46 must be revised such that the lots are at least 75 feet wide at the front setback line. The minimum setbacks shown in the following table apply to the proposed single family units within preliminary plat. Because the single family portion of Zimmer Farms Phase 3 abuts that portion of MacIver Avenue right-of-way that was off -set into the City of Otsego along the Albertville boarder, a 15 -foot reduction in the typical 65 -foot setback was approved with the initial preliminary plat. All of the single family lots proposed in the Zimmer Farms Phase 3 meet the required setbacks for the R-6 District. Arterial/Collector Street Local Street/ Cul -De -Sac Private Drive Interior Rear Yard Wetland Side Yard 65 feet 35 feet 25 feet 10 feet 20 feet 40 feet Townhouse Lot Requirements. Townhouses developed in the R-6 District are required to have a minimum of 5,000 square feet of lot area per unit. For the area north of 70th Street, the average lot area per unit for the row and back-to-back townhomes is 8,666 square feet. Required setbacks for the proposed coach home and villa units are the same as for the single family units, however, the front side yard setbacks along private drives allow for a 25 -foot minimum setback. Additionally, the required setback between buildings on the same base lot is 20 feet. All of the proposed townhome buildings meet the required setbacks for the R-6 District. Landscape Plan. A landscape plan has been provided for Zimmer Farms Phase 3 that continues the landscape themes of the area south of 70th Street. This includes establishment of boulevard landscaping trees, buffer yard plantings along MacIver Avenue and 70t Street and perimeter/foundation plantings for the townhouse dwellings. Additional landscaping must be provided between areas within the proposed townhome area and the single-family additions of the Martin Farms subdivision to the north for transition and screening purposes. We also would emphasize that the area between the driveways of abutting dwelling units must be grass or asphalt. The landscape plan must also show details on irrigation facilitation and locations. Building Design. No exterior elevations have been submitted for the row style or back- to-back townhouse dwellings specific to the proposed Zimmer Farms Phase 3. The type of dwelling units are the same as previously approved with Zimmer Farms Phase 1 and 2 and the expectation is that the exterior materials and colors will be consistent with those required with those approvals. This includes the use of varied materials and material textures (specifically brick) and color packages. Additionally, brick wainscoting at least four feet high must be added to the side of any building facing a public right-of- way. Guest Parking. The City requires that townhouse development provide one-half stall of guest parking per dwelling unit. With 213 townhouse dwelling units, 107 guest parking stalls are required. The proposed development plan illustrates only dedicated 48 off- street parking stalls. The applicant must submit a guest parking plan similar to that provided for the townhouse areas in the southern portion of Zimmer Farms, which is to be subject to City Staff approval. Sign Plans. The applicant has submitted plans for proposed area identification signs. These signs are to be stone faced structures and columns with connecting vinyl fence rails. The submitted plans are not drawn to scale and no locations for the signs are identified on the development plan. These details must be provided and are subject to Section 20-37-5.13.2 of the Zoning Ordinance. Park and Trail Dedication. As there is no land proposed for parks or trails in the proposed Zimmer Farms Phase 3, park and trail dedication requirements are to be satisfied as a cash fee in lieu of land based on the current fee in effect at the time of final plat approval. The current fee is equal to $2,932 per dwelling unit, which would be a total sum of $625,155.00 for the proposed preliminary plat. Construction Plans. The applicant has provided grading, utility and street construction plans, which are subject to approval of the City Engineer. Easements. The Zimmer Farms Phase 3 preliminary plat shows proposed drainage/utility easements for the perimeter of the lots and over all ponding or wetlands within the single family portion of the site. However, the preliminary plat does not detail drainage/utility easements for the outlots, ponding or wetland areas of the townhome portion of the site. The preliminary plat must be revised to specify drainage and utility easements over Outlots A, B, C, and D and all easements are subject to approval of the City Engineer. Development Contract. The applicant is required to enter into a development contract with the City upon approval of a final plat. The development contract is subject to the review and approval of the City Attorney. RECOMMENDATION The proposed Zimmer Farms Phase 3 Preliminary Plat and PUD -CUP is consistent with the policies of the Comprehensive Plan and requirements of the Zoning and Subdivision Ordinances. Further, the overall number and type of dwelling units within Zimmer Farms Phase 3 is a positive change from the original Martin Farms and Zimmer Farms development plans. Thus, our office recommends approval of the applications as outlined below. POSSIBLE ACTIONS Decision 1 — Zoning Map Amendment A. Motion to approve a Zoning Map Amendment rezoning the proposed plat from A-1 District to R-6 District based upon a finding that the request is consistent with the Comprehensive Plan. B. Motion to deny the request based on a finding that the request is inconsistent with the Comprehensive Plan. C. Motion to table. 0 Decision 2 — PUD-CUP/Preliminary Plat A. Motion to approve a PUD-CUP/Preliminary Plat for Zimmer Farms Phase 3, subject to the following conditions: Approval of the preliminary plat shall not guarantee access to sanitary sewer service. The City shall only allocate sanitary sewer capacity to approved final plats with signed development contracts to assure the City of timely development. 2. A phasing plan shall be submitted outlining the anticipated final platting of the proposed subdivision. The phasing plan is subject to approval of the City Council, its schedule shall be made a condition of preliminary plat approval, and it shall be incorporated as part of the terms and conditions of a development contract executed for the initial final plat of a phased development. 3. Six foot wide concrete sidewalks shall be added along the private drives in the area of Blocks 16 to 26 within Outlot C and Outlot D as approved by City Staff. 4. The preliminary plat shall be revised such that the width of Lots 4-8, Block 46 shall be at least 75 feet wide. 5. The landscape plan shall be revised to provide additional plantings along the north portion of Outlots A and B and future single-family additions of the Martin Farms, to specify irrigation details and specify that areas between driveways of abutting dwelling units are to be grass or asphalt. 6. The exterior materials and colors for the row and back-to-back townhouse buildings shall be consistent with those previously approved as part of phases 1 and 2 of Zimmer Farms. Brick wainscoting at least four feet high shall also be added to the side of any building facing a public right-of-way. 7. A guest parking plan for the townhouse portion of the project indicating the a supply of at least 107 guest parking stalls shall be submitted and is subject to approval by City Staff. 8. The applicant shall submit scaled plans for proposed area identification signs to conform to Section 20-37-5.2 of the Zoning Ordinance, subject to approval of City Staff. 9. Park and trail dedication requirements are to be satisfied as a cash fee in lieu of land based on the current fee in effect at the time of final plat approval. 7 10. Drainage and utility easements shall be dedicated over Outlots A, B, C and D, subject to approval of the City Engineer. 11. All grading, utilities, streets, street names, easements and construction plans are subject to review and approval of the City Engineer. 12. The applicant shall enter into a development contract with the City, subject to the approval of the City Attorney. 13. Comments of other City Staff. B. Motion to deny the request based on a finding that the request is inconsistent with the Comprehensive Plan. C. Mike Robertson, City Administrator Judy Hudson, City Clerk / Zoning Administrator Ron Wagner, City Engineer Andy MacArthur, City Attorney Patty Fowler, DNR David Klee, DR Horton, Inc. Fran Hagen, Westwood Professional Services, Inc. m x a NAC ON THE GREAT RIVER ROAD qojo PHASE I LOTS �Q�o��ooav� Rl Li m 031-F Wi PHASE 1 UNITS EXHIBIT B-1 NOT FOR CONSnucmoN 1 �1 ,. 1 p �R �► :.,,..,.,� �.,,.,�� ,psp. �..,,,.. , Ili. � b = I "•.�.. w,, ..�r.,.a..,i s.ryk.+..K I m I ` I r I I DA HORTON Property De doPm-J Ph,W- I s.. Pha.e I Prellml.ary Plat I i i r � F- �I I I I I I I I I ISI I ".Wntwootl ProlMtb.Y SwNg4 Y1C .`rS`r_�-. Sr.�.i `� 1 17alsoseft % Location Map n7ical Lat (Varies) .,� Soap '14 0 BI e�A fiffilloa ug -A Typical Building (Mminomns)o SEE SHEET 4 1 I RECOMMENDED ZONING DISTRICT BOUNDARIES EXHIBIT B-2 I ay �v a Insignia Develel opment Martin Farms Concept Development rLm/ phos I Ovens Plat C Ml EWAN etly Alf -- (ii fi C \ �L, Ian A if U, Proposed Legal Deacdpdon: T 7m LU[ L JL Location Map Development Data 4A -Jj ----- 7 4 L ----- J 4- ':j j J. 2 .4v- - - --, VVV sea a ii- I- - - - - - - - - - - - - - - - - -- - - - - - - - - - - - - - - - --- - - - - - - - - - - - - - - - - -- - - - - —IEXHHW 2 C NOT FOR CONSTRUCRON Zimmer Far =-::dP k� D-elp-aat Pon --- — - 1 �— I I DR Horton Phase 3 P -lid- PW Planting Notes Typical Carriage Home Foundation Plantings 10 - 6 Unit Buildings and 6 - 8 Unit Buildings (Approx 564 Shrubs) 1 Carriage Home Plant Schedule ". vv..r.oed E�Rvaw smxes, nc Ir �'—'—_I� A. O GORIER SME ONE C/iLt Monument & Fencing Details M#■ ■�■i?V:s���=yes_ =' a�raa ■G� �_■ Typical Townhouse Foundation Plantings 24 - 4 Unit Buildings and 3 - 3 Unit Buildings (Appm. 1353 Shrubs) r - Townhouse Plant Schedule LWi too MUM i mum 0 we Shrub Detail EXHIBIT D.2 Zimmer Farms - _ Phase 3 D.R. Horton NOT FOR CONSTRUCTION avrvas Pr hm—y U.d—pe PL.. Det.B. � "THE SAPPHIRE' 7 T H E RUBY' "THE R U B Y" h FRO Ni. ELE V�ATI ON .ii.. ..�.e� T� Y COACH HOME T" E RUBY' EXHIBIT G-1 0 �o t S a �o �o 0 aa� Lr- ❑ m; $❑ t 0 Z ■ IIIIIIIIIII, Illlllllulllllll ��I� � ... ...■. ■uuumm. 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't■t■f IIIIIIIIIII IIIIIIIIIIIIIIIII P: �n _C r r a 0 3 m N RESIDENCE FOR: VILLA PLAN FOR OTSEGO 9 ' D.R. NORTON if Review No. 1 ENGINEERING REVIEW Hakanson Residential Subdivision Anderson for the City of Otsego Assoc., lnc. by Hakanson Anderson Associates, Inc. Submitted to: Honorable Mayor and City Council cc: Mike Robertson, Administrator Judy Hudson, City Clerk Dan Licht, City Planner Andy MacArthur, City Attorney Tom Bakritges, D.R. Horton Fran Hagen II, P.E. Westwood Professional Services, Inc. John Becker, Westwood Professional Services, Inc. Reviewed by: Ronald J. Wagner, P.E. Shane M. Nelson, P.E. Brent M. Larson Date: February 16, 2005 Proposed Development: Zimmer Farms Phase 3 Street Location A portion of the NW '/ of Section 31, T121, R23, and SW '/ of of Property: Section 30, T121, R23, north of 67th Street NE and east of Maciver Avenue NE. Applicant: Tom Bakritges D.R. Horton 26860 Kenbridge Court, Suite #100 Lakeville, MN 55044 Developer: D.R. Horton Owners of Record: D.R. Horton Purpose: A proposed 55 lot single family and 213 unit multi -family residential development on 74 acres in the City of Otsego, Wright County, Minnesota. The proposed development will be served with municipal water, sanitary sewer, storm sewer and public streets typical of an urban setting. Jurisdictional Agencies: City of Otsego, Wright County, Minnesota Department of (but not limited to) Health, Minnesota Department of Natural Resources, Minnesota Pollution Control Agency Permits Required: NPDES (but not limited to) Page 1 \\Ha01\Shared Docs\Municipal\Aotsego23xx\2303\ot2303RVW1.doc TABLE OF CONTENTS INFORMATION AVAILABLE EXISTING CONDITIONS SUBDIVISION CONFIGURATION, LOT SIZE, DENSITY PRELIMINARY PLAT PRELIMINARY GRADING PLAN SANITARY SEWER COLLECTION SYSTEM WATER DISTRIBUTION SYSTEM TRAFFIC/ACCESS ISSUE SURFACE WATER MANAGEMENT ENVIRONMENTAL WETLANDS OTHER CONSIDERATIONS SUMMARY AND/OR RECOMMENDATION Page 2 \\Ha01\Shared Docs\Municipal\Aotsego23xx\2303\ot2303RVW1.doc INFORMATION AVAILABLE Existing Conditions / Survey, 1/31/05, by Westwood Professional Services, Inc. Preliminary Plat of Zimmer Farms Phase 3, 1/31/05, by Westwood Professional Services, Inc. Preliminary Grading Plan of Zimmer Farms Phase 3, 1/31/05, by Westwood Professional Services, Inc. Preliminary Utility Plan of Zimmer Farms Phase 3, 1/31/05, by Westwood Professional Services, Inc. Centerline Profiles of Zimmer Farms Phase 3, 1/31/05, by Westwood Professional Services, Inc. Construction Plans for Zimmer Farms 1 st-3rd Additions, 7/30/04 revisions, by Westwood Professional Services, Inc. Final Plats for Zimmer Farms 1 st & 3rd Additions, 6/8/04 revision, by Westwood Professional Services, Inc. Grading, Drainage, and Erosion Control Plan for Zimmer Farms 1St -3rd Additions, 9/15/04 revision, by Westwood Professional Services, Inc. Storm Sewer Design Calculations for Zimmer Farms 1 st-3rd Additions, 10/18/04 revision, by Westwood Professional Services, Inc. Final Stormwater Runoff Calculations for Zimmer Farms 1St -3rd Additions, 4/14/04 revision, by Westwood Professional Services, Inc. Final Plat of Martin Farms, sent 3/22/04, by Westwood Professional Services, Inc. Construction Plans for Martin Farms, 7/27/04 revision, by Westwood Professional Services, Inc. Grading, Drainage, & Erosion Control Plan for Martin Farms, 7/12/04 revision, by Westwood Professional Services, Inc. Final Stormwater Runoff Calculations for Martin Farms, 4/20/04 revision, by Westwood Professional Services, Inc. Storm Sewer Design Calculations for Martin Farms, sent 7/29/04 revision, by Westwood Professional Services, Inc. Soil Borings Report for Martin Farms, 12/26/02, by Northern Technologies Remington Coves Final Plat, 10/28/04, by E.G. Rud & Sons, Inc. Page 3 \\Ha01\Shared Docs\Municipal\Aotsego23xx\2303\ot2303RVW1.doc Construction Plans for Remington Coves, 12/3/04 revision, by Plowe Engineering, Inc. Grading Plans for Remington Coves, 12/3/04 revision, by Plowe Engineering, Inc. Hydrology Report for Remington Coves, 12/3/03 revision, by Plowe Engineering, Inc. City of Otsego Engineering Manual Minnesota Rules, Chapter 4410 — EAW Requirement Trunk Stormwater Facilities Study for Portions of the Otsego Creek Watershed, February 2003 City of Otsego Zoning and Subdivision Ordinances, 10/14/02 National Wetland Inventory Map, 1991 EXISTING CONDITIONS 1. Lot 1, Block 4 is incorrectly referred to as Lot 4, Block 4 in the Proposed Legal Description. 2. Include known section, quarter section or quarter -quarter section lines comprising a legal description of the property. 3. Define and label all existing wetlands in the area of the plat. 4. Depict the soil boring locations, power poles, and existing utilities. SUBDIVISION CONFIGURATION LOT SIZE DENSITY 1. No comments. PRELIMINARY PLAT 1. Include known section, quarter section or quarter -quarter section lines comprising a legal description of the property. 2. Drainage and utility easements will be required over outlots in the townhome area. 3. The swale through the rear yards of Block 44, Lots 3-5 must be covered by a drainage and utility easement. 4. The bearing of N 00°27'28" E on the north side of 70th Street NE where the R.O.W. decreases from 140' to 120' wide east of Maciver Avenue NE does not agree with the bearing shown in the Martin Farms plat. Please verify and revise. Page 4 Ma01\Shared Docs\Municipal\Aotsego23xx\2303\ot2303RVw1.doc 5. Please revise the street name of Martin Farms Avenue NE. We suggest 71St Street NE. 6. Include street names for all streets including private streets. 7. The setback from Maciver is incorrectly listed as 50'. Please revise to show 65'. 8. Drainage and utility easement must be vacated in areas where it was dedicated with Zimmer Farms (Block 3, Lots 1 & 2) and Zimmer Farms 3rd Addition Outlot C. PRELIMINARY GRADING PLAN 1. It is unclear where the low point north of Block 8 will drain. 2. The existing storm sewer north of Zimmer Farms 3rd Addition will be no longer necessary with the grading depicted in this area. We assume that the plans for the 3rd Addition will be revised accordingly. SANITARY SEWER COLLECTION SYSTEM No comments. WATER DISTRIBUTION SYSTEM Hydrant coverage is sufficient. 2. No valves are currently depicted. 3. The 16" watermain along 70th Street NE must be extended to the east plat line. 4. The watermain along "Martin Farms Avenue NE" in the town home area must be a 12" line. 5. The 8" watermain in the town home area east of Marlowe Avenue NE must be looped with the 16" watermain that is to be extended to the east plat line. 6. The 8" watermain in the single-family area south of 70th Street NE shall be looped with the watermain in the town home area north of 70th Street NE (west of Marlowe Avenue NE). Currently, the entire area south of 70th Street NE is served only by the 12" watermain on Marlowe Avenue NE. TRAFFIC/ACCESS ISSUE Primary access will be provided to the proposed plat via 70th Street NE and Maciver Avenue NE. The single-family lots south of 70th Street NE will have access via public streets already to be constructed with Zimmer Farms 1St Addition. Page 5 \\Ha01\Shared Docs\Municipal\Aotsego23xx\2303\ot2303RVW1.doc SURFACE WATER MANAGEMENT No comments. ENVIRONMENTAL Environmental Assessment Worksheets for the proposed subdivision have previously been completed as part of Martin Farms and Zimmer Farms. WETLANDS No comments. OTHER CONSIDERATIONS 1. No comments. SUMMARY AND/OR RECOMMENDATION We recommend approval contingent upon the above comments. Page 6 \\Ha01\Shared Docs\Municipal\Aotsego23xx\2303\ot2303RVW1.doc