Subdivision

Concept Plan

3-SA-21-C

Recommended for approval
by the Planning Commission

APPROVE variances 1-2, and alternative design standards 1-3 on the recommendations of the Knox County Department of Engineering and Public Works, and because the site conditions restrict compliance with the Subdivision Regulations and the proposed varia


See case notes below

Request

Property Info

Case Notes

What's next?

Applicant Request

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Subdivision
Murphy Road Subdivision
Lots
61 (Split)
Proposed Density
2.94
Residential?
Yes - SF

Variances

VARIANCES REQUIRING PLANNING COMMISSION APPROVAL:

1) REDUCE THE MINIMUM TANGENT FOR THE REVERSE HORIZONTAL CURVE RADIUS ON STONEYHURST DRIVE FROM 50-FT TO 40-FT AT STA 4+85.61 TO 5+26.15 2) REDUCE THE MINIMUM CONNECTING VERTICAL CURVE ON STAR GATE BOULEVARD AT MURPHY ROAD FROM K=25 TO K=15.34

ALTERNATIVE DESIGN STANDARDS REQUIRING PLANNING COMMISSION APPROVAL:

1) REDUCE THE MINIMUM HORIZONTAL CURVE RADIUS ON STONEYHURST DRIVE FROM 250-FT TO 200-FT AT STA 3+12 TO 4+85
2) REDUCE THE MINIMUM HORIZONTAL CURVE RADIUS ON STONEYHURST DRIVE FROM 250-FT TO 200-FT AT STA 5+26 TO 7+29
3) REDUCE THE MINIMUM HORIZONTAL CURVE RADIUS ON STONEYHURST DRIVE FROM 250-FT TO 200-FT AT STA 12+31 TO 15+20

ALTERNATIVE DESIGN STANDARDS REQUIRING KNOX COUNTY ENGINEERING AND PUBLIC WORKS APPROVAL:

1) INCREASING THE MAXIMUM ROAD GRADE AT INTERSECTIONS FROM 1% TO A MAXIMUM OF 3%


Property Information

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Location
4917 Murphy Rd.

West side of Murphy Rd. at Horsetall Dr., northwest of Washington Pk.

Commission District 2


Size
20.75 acres

Sector
North City

Currently on the Property
Vacant land

Growth Plan
Urban Growth Area

Case Notes

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Staff Recommendation
APPROVE variances 1-2, and alternative design standards 1-3 on the recommendations of the Knox County Department of Engineering and Public Works, and because the site conditions restrict compliance with the Subdivision Regulations and the proposed varia
1. Connection to sanitary sewer and meeting any other relevant requirements of the utility provider.
2. Provision of street names which are consistent with the Uniform Street Naming and Addressing System within Knox County (County Ord. 91-1-102).
3. A maximum of 42 lots may be platted before a transportation impact study is provided to and approved by Planning staff and Knox County Engineering and Public Works to determine if turn lanes are required on Murphy Road at the Star Gate Boulevard and Horsestall Drive intersection. If turn lanes are warranted, the installation must be guaranteed per the requirements of Knox County Engineering and Public Works before more than 42 lots may be platted.
4. Providing a note on the plat that lots 53, 57 & 58 have a minimum finished floor elevation one-foot above the 500-year flood plain as required by Knox County Engineering and Public Works during the design plan phase.
5. Providing the required stream buffer for the blue line shown on the USGS Quad map along the Bays Mountain Road frontage unless it is determined to be a wet weather conveyance or that it has been previously rerouted upstream from this property.
6. Providing a 15? rear setback line on the final plat for all lots that are adjacent to the 25? common area along the Murphy Road frontage.
7. Providing a 25? common area on the final plat between Murphy Road and any double frontage lot that has an average depth less than 150 feet.
8. Providing a temporary turnaround at the southwest terminus of Stoneyhurst Drive per the requirements of Knox County Engineering and Public Works and the Knox County Fire Prevention Bureau.
9. Providing documentation to Knox County Engineering and Public Works during the design plan phases that lot 58 has sufficient buildable area outside the stream buffer.
10. Prior to certification of the final plat for the subdivision, establishing a property owners association that will be responsible for the maintenance of the common areas, recreational amenities, and drainage system.
11. Meeting all applicable requirements of the Knox County Department of Engineering and Public Works.
12. Placing a note on the final plat that all lots will have access only from internal streets.
13. Submitting to Planning staff prior to final plat review by the Planning Commission or Planning staff, the certification of design plan approval form as required by the Knoxville-Knox County Subdivision Regulations.
Disposition Summary
APPROVE variances 1-2, and alternative design standards 1-3 on the recommendations of the Knox County Department of Engineering and Public Works, and because the site conditions restrict compliance with the Subdivision Regulations and the proposed varia

What's next?

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After the Planning Commission
Because of its location in the County, appeals will be heard by Knox County Chancery Court.
Appeals of Concept Plans and Final Plats are filed with Chancery CourtThe Process
Applicant

Murphy Road Subdivision

Josh Sanderson / Southland Group, Inc.


Case History