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4.a Application for variance for 13424 182nd St.4214 r Street, 5vte 1500 Saint Paul, MN 55101 651 292.4400 lkda.com TKDA Memorandum To: Scandia Planning Commission Copies To: Neil Soltis, City Reference: 13424182 nd Street North Variance Request Administrator Brenda Ecklund, City Clerk James and Barb Riehle, applicants Project No.: 16322.010 From: Sherri Buss, RLA AICP, Routing: Planner Date: May 29, 2018 SUBJECT: Request for a Variance from Required Setbacks in Shoreland District to construct a new home MEETING DATE: June 5, 2018 LOCATION: 13424182 nd Street North PID 3403220330008 APPLICANT: James and Barbara Riehle 10950 Norell Avenue North Stillwater, MN 55082 ZONING: General Rural (GR) District and Shoreland Overlay District 60 -DAY PERIOD: July 13, 2018 ITEMS REVIEWED: Application, updated survey, and supplemental information received May 14 and 21, 2018 BRIEF DESCRIPTION OF THE REQUEST: The applicants are proposing to build a new home and related structures on a vacant parcel at 13424182 nd Street North, within the Shoreland Overlay District of Big Marine Lake. The proposed home location would require a variance from the City for the required setbacks from the roadway right-of-way and from the bluff line for the home and well, and from Washington County for the size and location of the proposed septic system. The area of the parcel above An emplayeeawwA ci�mpurl Q prumoting afGtm411ve 1301 on aid equak uppcwluna4y 13424 182nd Variance Request Scandia Planning Commission Page 2 June 5, 2017 the Ordinary High Water Level (OHWL) is approximately 0.30 acres, and it is located in the General Rural (GR) District and the Shoreland Overlay District of Big Marine Lake, a Recreational Development Lake. BACKGROUND The applicants are proposing to construct a new home, septic system and well, and driveway on the parcel at 13424 182nd Avenue North. The proposed location of the home and septic system require a variance from the dimensional standards in the Shoreland Ordinance: • The proposed home location is approximately 17 feet from the roadway right-of-way. The required setback is 40 feet. • The proposed structures are located on the bluff, and would not meet the required 30' setback from the bluff line. The entire parcel is located within the bluff area on slopes greater than 18'. • The proposed well is located approximately 5' from the roadway right-of-way, and the required structure setback is 40 feet. The proposed septic system requires a variance from the standards in the County's Subsurface Septic System (SSTS) Ordinance. The applicants have applied to Washington County for the necessary variances, and the County has stated that it will grant the variances if the City grants the variances required for the proposed location of the structure. EVALUATION OF VARIANCE REQUEST Comprehensive Plan The Comprehensive Plan describes the General Rural District as a residential area of mixed lot sizes. The Plan supports single-family residential uses in the GR District, and states that overall density in the District should meet the Metropolitan Council requirement of no more than 1 housing unit per 10 acres, but acknowledges that there are a significant number of existing smaller parcels in the District, that areas around the lakes in Scandia that do not meet the lot size and density standard, and that this will continue. The Comprehensive Plan includes goals to protect the water resources in the City through enforcement of the City's ordinances, including the Shoreland ordinance. The Comprehensive Plan also includes goals to protect bluffs and steep slopes from the impacts of development. The proposed conditions for approval require that the applicants obtain and comply with City and Watershed Permit requirements to manage stormwater runoff, construction on the slopes, and potential erosion and sedimentation in order to be consistent with the goals and policies of the Comprehensive Plan for uses in the General Rural and Shoreland Overlay Districts. The applicants have located the house and driveway as close to the roadway as possible, to maintain the required setbacks from the OHWL of Big Marine Lake. Protecting the lake is higher priority than maintaining the setback from the roadway right-of-way. If the applicants obtain the required permits and meet the conditions, the proposed use will be in harmony with the goals of the Comprehensive Plan and official controls. 1 13424 182nd Variance Request Scandia Planning Commission Page 3 June 5, 2017 Development Code Requirements: Lot Size and Setbacks The area of the applicants' parcel that is above the OHWL is approximately 13,244 square feet in size (approximately 0.3 acres) and is a legal nonconforming lot in the Shoreland Overlay District. The table that follows identifies the required setbacks in the Shoreland Ordinance and the applicants' proposed setbacks: Structure OHWL Setback Required Bluff Setback Required ROW Setback Required Side Setback Setback Proposed Building 100' 100' Building 30' 0' Building 40' 17' Building 10' 10.3 and 12.3' Septic System 75' 75' Septic System 30' 0' Septic System 40' 55' Septic System 10' 10' Well 40' 5' The proposed home and well require a variance from the required setback from the roadway right-of-way, and the home and septic system require a variance from the required setback from the bluff line. Accessory Structures There are no existing or proposed accessory structures on the parcel. Lot Coverage The Shoreland Overlay District permits up to 25% lot coverage. The surveyor calculated the proposed impervious cover to be 16.3%. The proposed structures meet the impervious cover requirement of the ordinance. Building Height The maximum structure height permitted in the Shoreland Overlay District is 35 feet. The applicants estimate that the building will be approximately 25 feet in height. The conditions for approval require that the building inspector shall verify that the proposed structure height meets the ordinance reauirement. 1 13424 182nd Variance Request Scandia Planning Commission Page 4 June 5, 2017 Driveway Access The site plan includes a proposed driveway. The City Engineer's comments included the following conditions for the proposed driveway: • The applicants shall provide a detailed grading plan that includes the grades for the proposed driveway. The existing grades in the driveway area appear to be around 23%. My concern is what the driveway/garage floor opening elevation will be as they try to match the road elevation, and what the height from the driveway to the east side of the driveway will be. Wastewater Treatment and Well The applicants are proposing a new well and septic system. The proposed system will require a variance from Washington County to accommodate a system that will work on the steep slopes on the parcel. The County provided the following comment to the applicant regarding the septic system: "Our department has reviewed your application for a subsurface sewage treatment system for property described as Geo Code: 3403220330008. In order to continue to process your permit, we will need you to submit an approved variance, approved by the City of Scandia for setback requirements as outlined below: • Variance from the required setback from occupied buildings -10 feet for septic tanks and 20 feet for drain fields. (The proposed trenches are 10' from the house.) • Variance from the required setback from the bluffline: 30 feet. " The County also commented as follows: "Our main concerns are system operation and public health/safety. Having the system closer to the home than the ordinance requires is not optimal, but shouldn't impact its operation in this case. Due to the steepness of this lot and that the proposed 2 -bedroom house is a walkout, the trenches will be several feet lower than the lowest level of the house, and therefore shouldn't pose a health risk to the home or its occupants. Other than the setbacks, the design falls under the `standard' Type 1 system requirements." The proposed septic system location meets the setback requirements from the OHWL of the lake (75) and from the proposed well location (50'). The proposed well location requires a variance from the required setback from the roadway right-of-way in order to meet the required separation from the septic system. The City Engineer proposed the following conditions for the septic system and well: • Washington County shall review the proposed septic system locations and related sewer work, and the applicant shall obtain all necessary County approvals. • The Minnesota Department of Health shall review the proposed well and related work and the applicants shall obtain all necessary approvals. Vegetation The Shoreland Ordinance permits vegetation alteration necessary for the construction of structures and sewage treatment systems under validly -issued permits. The ordinance also requires that vegetation clearing be limited in shore and bluff impact zones and on steep slopes, except to provide a view to the water from the principal dwelling and accommodate the placement of stairways or pathways. 7 13424 182nd Variance Request Scandia Planning Commission Page 5 June 5, 2017 The Planner has included a condition for approval that the applicants shall identify the areas on the plan for proposed vegetation removal and protection. Vegetation may be removed for construction of the home and related structures, but existing vegetation outside the area required for construction shall be preserved and protected from construction impacts. The grading plan shall identify the vegetated areas that shall be protected, best management practices that will be implemented to protect the vegetation outside the areas disturbed for construction, and the timetable and methods for stabilizing the disturbed areas in the short and long-term. Stormwater Management and Watershed District Comments The Planner sent the application to the Carnelian -Marine -St. Croix Watershed District (CMSCWD) for comments. The Planner has not received comments from the CMSCWD to date. Any comments received will be provided to the Planning Commission at the public hearing on June 5. The Planner has included a condition for approval that the applicants shall obtain all required Watershed District permits. The City Engineer provided the following comments and recommended conditions related to stormwater management: • The applicants shall provide a detailed aradina and stormwater manaaement plan to the City for review and approval by the City Engineer. • To prevent drainage onto adjacent properties, the owners shall provide and complete grading along the side lot lines to direct drainage onto their parcel, and depending on the roof pitch direction, should consider installing gutters and rain leaders. • Soil piles from the excavation for the proposed work shall be handled with care. Material should be hauled off-site immediately, or stored in a manner that has perimeter protection. • All erosion control devices must be installed before any construction work begins. The Planner included the Engineer's proposed conditions for approval of the variance request. DNR Comments The Planner sent the application to the DNR for review and comments but has not received any comments from the agency to date. Any comments received will be provided to the Planning Commission at the public hearing on June 5. CRITERIA FOR VARIANCES AND FINDINGS Chapter 1, Section 6.0 of the Development Code includes the criteria and required process for considering variance requests. Variances may only be granted when the terms of the variance are consistent with the Comprehensive Plan and in harmony with the general purpose and intent of the development code. The other variance criteria in the Development Code include: 1. The applicant proposes to use the property in a reasonable manner not permitted by the Development Code. I 13424 182nd Variance Request Scandia Planning Commission Page 6 June 5, 2017 2. The plight of the landowner is due to circumstances unique to the property not created by the landowner. 3. The variance, if granted, will not alter the essential character of the locality. 4. Economic conditions alone shall not constitute practical difficulties. 5. The proposed variance will not impair an adequate supply of light and air to adjacent property, or substantially increase the congestion of the public streets, or increase the danger of fire, or endanger the public safety, or substantially diminish or impair property values within the neighborhood. 6. The required variance is the minimum action required to eliminate the practical difficulty. 7. Practical difficulties include, but are not limited to, inadequate access to direct sunlight for solar energy systems. Applicant's Rationale for the Variance and Discussions with the City The applicants' survey notes that the entire parcel is within the bluff setback area, and therefore any development of structures on the parcel will require a variance from the bluff setback requirements. The applicants noted the following: • The proposed home and septic system locations meet the required setback from the OHWL and the location requires a variance from the roadway setback. This is consistent with previous city approvals that prioritize the lakeshore setback over the setback from the roadway ROW. • The proposed septic system location is the area on the parcel where the slope is the shallowest and where the system is down -hill from the house. Variance Request and Findings The following bullets include the Planner's findings related to the Reihle request for a variance. Each of the criteria is shown in italics: • Variances shall only be permitted when they are in harmony with the Comprehensive Plan and general purposes and intent of the official control. The proposed residential use is consistent with goals and policies for the General Rural District in the Comprehensive Plan and general purposes and intent of the Development Code. The Comprehensive Plan and Shoreland Ordnance include policies to preserve steep slopes and meet setback requirements. The proposed variance preserves the required separation between the lake and the house and septic system, and between the septic system and proposed well, by granting a variance from the required structure setback from the roadway. The entire parcel at 13424 18211 Street North is located within the bluff area, and it is not possible to develop a residential use on the parcel without a variance from the bluff setback requirement. The conditions for approval require that the applicants complete a detailed grading plan for City approval, and that they obtain all required permits for grading, erosion and sediment control from the City and Watershed District. • The property owner proposes to use the property in a reasonable manner under the conditions allowed by official control(s). 7 13424 182nd Variance Request Scandia Planning Commission Page 7 June 5, 2017 Single-family residences are permitted in the General Rural District and Shoreland District, and are a reasonable use on the parcel. • The practical difficulties are not caused by the landowner, and are unique to the property. The practical difficulties are unique to the property, and include the bluff that exists over the entire parcel, the location of soils and slopes best suited to the septic system location, and the existing size of the parcel. The parcel could not be developed for the proposed use without a variance. The practical difficulties were not created by the landowner. • The variance would not alter the essential character of the area. Granting the variance from the setback from the roadway right-of-way and bluffline would not alter the character of the area. The neighborhood includes homes of similar sizes and locations. • Economic conditions alone shall not constitute practical difficulties. The practical difficulties are not related to economic conditions alone, but are caused by the bluffs that occupy the entire parcel, the location of soils and slopes suitable for the proposed septic system, and the small size of the existing parcel. • The proposed variance will not impair an adequate supply of light and air to adjacent property, or substantially increase the congestion of the public streets, or increase the danger of fire, or endanger the public safety, or substantially diminish or impair property values within the neighborhood. The proposed residential use will not impair the supply of light or air to adjacent properties or increase congestion, endanger the public, or substantially diminish or impair property values in the neighborhood. • The requested variance is the minimum action required to eliminate the practical difficulty. The requested variance is the minimum action required to develop a residential use on the parcel. The proposed primary structure, septic system and well locations preserve the required setback from the OHWL of Big Marine Lake and the required separation between the septic system and well by granting a variance from the required setback from the roadway right-of-way. A variance is required from the bluff setback for the development of any structures on the property because the entire property is located on a bluff. • Practical difficulties include, but are not limited to, inadequate access to direct sunlight for solar energy systems. The variance is not related to a need for direct sunlight for solar energy systems. 7 13424 182nd Variance Request Scandia Planning Commission Page 8 June 5, 2017 The findings support granting the variance. ACTION REQUESTED: The Planning Commission should receive public comments at the hearing on June 5, discuss the variance request, and can recommend the following: 1. Approval 2. Approval with conditions 3. Denial with findings 4. Table the request PLANNING STAFF RECOMMENDATIONS: The Planner recommends that the Planning Commission recommend approval of a variance to permit the construction of a new single family dwelling that is a minimum of 16.9 feet from the roadway right-of-way and a well that is approximately 5 feet from the roadway right-of-way on the parcel at 13424 182nd Street North. The variance permits construction of the home and related structures with a setback of 0.0 feet from the bluffline. The Planner recommends the following conditions for the variance: 1. The development of the parcel shall be consistent with the Certificate of Survey provided to the City on May 21, 2018. 2. The applicants shall obtain Washington County's approval of the variance needed for the subsurface sewage treatment system (SSTS) and obtain all required approvals for the system and its construction. 3. The applicants shall submit a detailed grading and stormwater management plan for approval by the City Engineer prior to approval of the building permit. The plan shall include the grades for the proposed driveway, and shall show the proposed driveway/garage floor opening elevation. 4. The applicants shall identify the areas on the plan for proposed vegetation removal and protection. Existing vegetation outside the area that will be disturbed for construction of the home shall be preserved and protected from construction impacts. The grading plan shall identify the vegetated areas that shall be protected, the best management practices that will be implemented to protect the vegetation outside the areas disturbed for construction, and the timetable and methods for stabilizing the disturbed areas in the short- and long-term. 5. To prevent drainage onto adjacent properties, the applicants shall provide and complete grading along the side lot lines to direct drainage onto their parcel, and depending on the roof pitch direction, should consider installing gutters and rain leaders. 6. Soil piles from the excavation for the proposed work shall be handled with care. Material should be hauled off-site immediately, or stored in a manner that has perimeter protection. 7. All erosion control devices shall be installed before any construction work begins. 7 13424 182nd Variance Request Scandia Planning Commission Page 9 June 5, 2017 8. The applicants shall obtain a building permit for the proposed development of the site. The building inspector shall verify the height of the structure is consistent with the Shoreland Ordinance requirement. 9. The applicant shall obtain the required permit(s) for the new well and related work from the Minnesota Department of Health. 10. The applicant shall obtain any required Watershed District permits. 11. The applicant shall pay all fees and escrows associated with the variance application. 7 Scale In Feet LEGEND CERTIFICATE OF SURVEY Nrol 1 � o `G 'o, PGS/ ,� 1 , • FOUND MONUMENT ® TELEPHONE PEDESTAL UTILITY POLE �w PROPOSED WELL (MINIMUM 50 FT. FROM SEPTIC AND 3 FT. FROM STRUCTURE) Lot Areas (square feet) Total Area above OHW 13,244 House and Garage 1,664 Concrete drive and sidewalk 491 2,155 PROPOSED IMPERVIOUS = 16.3% PROPERTY SUMMARY EXISTING DESCRIPTION (Document No. 3993424) Lot 7 of Herbert Engquist Subdivision, Washington County, Minnesota. 1. Subject property identification number is 3403220330008, the parcel is vacant. 2. Soil Test Area based on mapping done by Brian Humpal, Inspect Minnesota & Midwest Soil Testing 651-492-7550. Test Area as shown = 4,460 sq.ft. 3. The subject property is zoned Shoreland Overlay District, per City of Scandia. Buidling Setbacks are as follows: Septic Setbacks are as follows: 182nd St. North = 40 ft. Tank Treatment Area Side lot line = 10 ft. Buildings = 10 ft. 20 ft. OHW line = 100 ft. Blufflines = 20 ft. 20 ft. 4. The slope across the parcel exceeds 18% to the edge of the roadway. The building setback is shown graphically from the lot line. 5. Elevations shown hereon are based on the NGVD 29 Datum DATE: MAY 11, 201'8 DATE AMENDMENTS BY PREPARED FOR: BARBARA RIEHLE SCALE: AS SHOWN W I DS ET H SMITH N 0 LT I N G May 18, 2018 Septic - OHW Dimension KLJ I HEREBY CERTIFY THAT THIS SURVEY, PLAN, ORIR ORT WAS PREPARED BY ME OR UNDER Y DIRECT SUPERVISION AND M A DULY LICENSED DRAWN BY: KLJ LAND SURV N R THE LAWS OF TH AT FMI NESOTA CHECKED BY: KLJ Kelly L. Jordan ATE: 05-11-2018 LIC. NO. 42648 t Engineering I Architecture I Surveying I Environmental _\ FILE NUMBER: 1290FOO98.001 b.eklund@ci.scandia.mn.us From: JB RIEHLE <wildhockeyfans@msn.com> Sent: Monday, May 7, 2018 12:26 PM To: b.eklund@ci.scandia.mn.us Subject: Fw: Septic System Permit Application From: JB RIEHLE <wildhockeyfans@msn.com> Sent: Monday, May 7, 2018 8:35 AM To: b.eklund@ci.scandia.mn.us Subject: Fw: Septic System Permit Application Brenda, I am looking for some direction with this. Forwarding to you via email for a point of discussion. I will be in touch. Thank you, Barbara Riehle 651-275-9484 wildhockeyfans@msn.com From: Joe Sanders <Joe.Sanders@co.washington.mn.us> Sent: Friday, May 4, 2018 4:33 PM To: 'wildhockeyfans@msn.com' Subject: Septic System Permit Application Dear Mr. Riehle, Our department has reviewed your application for a subsurface sewage treatment system for property described as Geo Code: 3403220330008. In order to continue to process your permit we will need you to submit an approved variance, approved by the City of Scandia for setback requirements as outlined below: The Application indicates a setback of 10 feet from the soil treatment area to the building and setback to the bluff on the secondary system will be less than 20 feet. Section 16.2, Table V, of Washington County Ordinance #196 states in relevant part: Table V— Minimum Sewage Soil Setback Tank Treatment Distances Dispersal (Feet) Area Occupied 10 20 buildings and buildings with basements or crawl spaces Shoreland 20 20 Blu/Jlines Once we have the approved variance we will proceed to process your application. If you have any questions please contact me. Have a good weekend, Joe Sanders I Environmental Specialist Washington County Department of Public Health & Environment 14949 62nd St N, Room 4600 1 Stillwater MN 55082 W 651-430-6679 8 651-430-6730 Ejoe.Sanders@co.washington.i-nn.us