No. 07PL114 - Clarkson Subdivision

A request by Renner & Associates for Jo and Steve Benn to consider an application for a Layout Plat on Lot 8 of Block 4 of Clarkson Subdivision, Section 31, T1N, R8E, BHM, Pennington County, South Dakota, legally described as the unplatted balance of the N1/2 of SE1/4, lying west of Clarkson Road and a portion of the SE1/4 of the NE1/4, Section 31, T1N, R7E, BHM, Pennington County, South Dakota, more generally described as being located intersection of Spring Canyon Trail and Clarkson Road.


PLANNING COMMISSION RECOMMENDATION:
Planning Commission recommended that the Layout Plat be approved with the following stipulations:

1.

Prior to Layout approval by Planning Commission, a master plan for the area shall be submitted for review and approval;

2.

Upon submittal of a Preliminary Plat application, a grading plan and an erosion and sediment control plan for all improved areas shall be submitted for review and approval;

3.

Upon submittal of a Preliminary Plat application, a drainage plan in compliance with the Drainage Criteria Manual shall be submitted for review and approval. In addition, the drainage plan shall demonstrate that the design flows do not exceed pre-developed flows or on-site detention shall be provided. If on-site detention is required, then design calculations and details for the detention shall be submitted for review and approval. In addition, the plat document shall be revised to provide drainage easements as necessary;

4.

Upon submittal of a Preliminary Plat application, s ewer plans prepared by a Registered Professional Engineer showing the extension of sanitary sewer mains and service lines be submitted for review and approval or a Variance to the Subdivision Regulations shall be obtained. In addition, the sewer plans must demonstrate adequate capacity of the downstream wastewater system. If individual on-site wastewater systems are used, then an on-site wastewater plan prepared by a Registered Professional Engineer demonstrating that the soils are suitable for on-site wastewater systems must be submitted for review and approval. In particular, the information must include percolation test data and location as well as soil profile data and locations. In addition, a septic tank plan must be submitted for review and approval as per Chapter 16.20.040.N of the Rapid City Municipal Code;

5.

Upon submittal of a Preliminary Plat application, water plans prepared by a Registered Professional Engineer showing the extension of water mains shall be submitted for review and approval or a Variance to the Subdivision Regulations shall be obtained. In particular, the water system shall be constructed and designed to provide adequate fire and domestic flows. In addition, the plat document shall be revised to show utility easement(s) as needed. If on-site well(s) and/or a community water source are used, data to confirm that the well(s) have sufficient flows and water quality must be submitted for review and approval;

6.

Upon submittal of a Preliminary Plat, road construction plans for Clarkson Road be submitted for review and approval . In particular, the road construction plans shall show the street located in a minimum 72 foot wide right-of-way and constructed with pavement, curb, gutter, sidewalk, street light conduit, sewer and water or a Variance to the Subdivision Regulations shall be obtained or an Amendment to the City’s Major Street Plan must be obtained ;

7.

Upon submittal of a Preliminary Plat application, road construction plans for Spring Canyon Trail shall be submitted for review and approval. In particular, the road construction plans shall show the street located in a minimum 52 foot right-of-way and constructed with a minimum 27 foot wide paved surface, curb, gutter, sidewalk, street light conduit, water and sewer or a Variance to the Subdivision Regulations shall be obtained;

8.

Prior to Preliminary Plat approval by the City Council, the applicant shall obtain a Special Exception to allow a cul-de-sac in excess of 1,200 feet and to waive the requirement to provide intermediate turnarounds or the street must be redesigned to comply with the Street Design Criteria Manual;

9.

Prior to Preliminary Plat approval by the City Council, the applicant shall obtain a Special Exception to allow more than 40 dwelling units with one point of access or revise the plat document to provide a second point of access;

10.

Prior to Preliminary Plat approval by the City Council, a Wildland Fire Mitigation Plan shall be submitted for review and approval;

11.

Upon submittal of a Preliminary Plat application, a cost estimate of the subdivision improvements shall be submitted for review and approval;

12.

Upon submittal of a Final Plat application, surety for any required subdivision improvements that have not been completed shall be posted and the subdivision inspection fees shall be paid; and,

13.

Prior to the City’s acceptance of the public improvements, a warranty surety shall be submitted for review and approval.


VOTE: (10 to 0 with Anderson, Brewer, Brown, Collins, Derby, Etter, Gregg, LeMay, Rollinger and Waltman voting yes and none voting no)