No. 10PL050 - Murphy Ranch Estates Subdivision

A request by Davis Engineering, Inc. to consider an application for a Preliminary Plat on Lots 1R, 9, 10 and 11 of Block 8 and Lots 3, 4, 5 and 6 of Block 10 of Murphy Ranch Estates Subdivision of the NE1/4 of the NW1/4, Section 14, T1N, R8E, BHM, Pennington County, South Dakota, legally described as the unplatted portion of Tract F of the NE1/4 of the NW1/4, Section 14, T1N, R8E, BHM, Pennington County, South Dakota, more generally described as being located east of Reservoir Road and on the south side of Long View Road.

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

1.

Prior to Preliminary Plat approval by the City Council, all necessary changes shall be made to the construction plans as identified on the red lined drawings. In addition, the red lined drawings shall be returned to the Growth Management Department;

2.

Prior to Preliminary Plat approval by the City Council, an Erosion and Sediment Control Plan in compliance with the adopted Stormwater Quality Manual shall be submitted for review and approval. In addition, an Erosion and Sediment Control Permit shall be obtained prior to any construction;

3.

Prior to Preliminary Plat approval by the City Council, the plat document shall be revised to either show the existing 8 foot wide minor drainage and utility easement located along the existing south lot line on Lot 1 or the plat document shall be revised to show the vacation of the existing minor drainage and utility easement. In addition, written documentation from all of the affected utility companies shall be submitted for review and approval indicating concurrence with the vacation;

4.

Prior to Preliminary Plat approval by the City Council, a cost estimate of the subdivision improvements shall be submitted for review and approval;

5.

Prior to Preliminary Plat approval by the City Council, a copy of the recorded utility easements for the 52 foot wide sanitary sewer easement located at the south end of Knuckleduster Road and the 49 foot wide sanitary sewer easement located at the east end of Wesson Road, as shown on the construction plans, shall be submitted for review and approval;

6.

Prior to Preliminary Plat approval by the City Council, a site plan showing the existing development located on Lot 1 shall be submitted for review and approval;

7.

Prior to Preliminary Plat approval by the City Council, water system plans prepared by a Registered Professional Engineer verifying the source and demonstrating sufficient quantities for fire flows must be submitted for review and approval;

8.

Prior to Preliminary Plat approval by the City Council, a turnaround shall be provided at the terminus of Wesson Road in compliance with Section 5.2.3 of the Street Design Criteria Manual. In particular, the turnaround shall be located within a minimum 110 foot diameter right-of-way and constructed with a minimum 96 foot diameter paved surface or an Exception shall be obtained;

9.

Prior to Preliminary Plat approval by the Planning Commission, the outstanding grading, drainage, and construction issues associated with the previous phases of development shall be completed as follows:

  • Phases 1 and 2:
    • Repair settlement on Remington Street at locations identified during the field inspection on June 4, 2010;
  • Phase 3A:
  • Complete final grading and seeding of the detention pond;
  • Phase 3B:
  • Remove rock and debris, complete grading and seed drainage channel to the east of the drainage pan and sidewalk bridge;
  • Phase 3C:
  • Complete grading and seed the remaining portions of the drainage channel between the lots and north of the detention pond;
  • Phase 4A:
  • Backfill, grade and seed back of curb along Knuckleduster Road; and,
  • Install erosion and sediment control fences, hay bales, compost socks, etc. as necessary to prevent sediment run-off from the project site. Maintain all erosion control measures until permanent vegetation is established.

In addition, warranty surety shall be posted for these improvements;

10.

Prior to Preliminary Plat approval by the Planning Commission, the outstanding violations on the property shall be resolved with Pennington County. In particular, the vehicles, construction debris and plumbing items shall be removed from the property;

11.

Prior to submittal of a Final Plat application, the plat document shall be revised to show a notation vacating Lot 1 of Block 8 pursuant to South Dakota Codified Law 11-3-20.2;

12.

Prior to submittal of a Final Plat application, the plat title shall be revised to include “formerly Lot 1 of Block 8”;

13.

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;

14.

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

15.

The approved Preliminary Plat for which no grading, construction or other improvements have been initiated within two years of the date of approval of the plat shall be deemed as expired. However, the owner or applicant of the plat may, prior to the termination of the two year period, request a one year extension subject to approval by the City Council.

16

Prior to City Council approval Warranty Surety be secured for the previous phase of subdivision improvements.

VOTE: (10 to 0 with Braun, Brewer, Christianson, Gregg, Kinniburgh, Landguth, Marchand, Popp, Rolinger and Wyss voting yes and none voting no)