Subdivision

Concept Plan

11-SE-03-C

Recommended for approval
by the Planning Commission

APPROVE variances 1- 7 because the site's topography restricts compliance with the Subdivision Regulations.

APPROVE the concept plan subject to 13 conditions


See case notes below

Details

Request

Property Info

Case Notes

What's next?

Details of Action

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1. Meeting all applicable requirements of the Knox County Dept. of Engineering and Public Works.
2. Provision of 75' transition radii in each cul de sac.
3. Provision of 25' corner property line radii at the intersection of Road A and Road B.
4. Revising the road profiles to reflect a maximum of 10% grade in the cul de sac on Road B.
5. Provision of sight distance easements, to be reflected on the final plat, across lots 12 and 16 as directed by the Knox County Dept. of Engineering and Public Works.
6. Prior to design plan approval, obtain off site drainage easements as directed by the Knox County Dept. of Engineering and Public Works.
7. Provision of retaining walls in all areas shown on the grading plan where 1:1 slopes are created or as required by the Knox County Dept. of Engineering and Public Works. Any retaining walls greater than 3' in height must have a 4' high safety fence on top to prevent falls. All retaining walls greater than 4' in height must be designed by a structural engineer and be approved by the Knox County Dept. of Engineering and Public Works.
8. Prior to commencing any grading on this site and prior to final plat approval, certification by the applicant's engineer in conjunction with the Knox County Dept. of Engineering and Public that there is 300' of sight distance in both directions on Nubbin Ridge Rd.
9. Final approval of the rezoning of this site by the Knox County Commission to PR (Planned Residential) at 2.99 du/ac or greater.
10. Connection to sanitary sewer and meeting any other relevant requirement of the Knox County Health Dept.
11. Provision of street names which are consistent with the Uniform Street Naming and Addressing System within Knox County (Ord. 91-1-102).
12. Meeting all requirements of the approved use on review development plan.
13. A final plat based on this concept plan will not be accepted for review by MPC until certification of design plan has been submitted to MPC staff.

Applicant Request

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Subdivision
Laurens Glen (formerly Patterson Mill)
Lots
27 (Split)
Proposed Density
2.99.du/ac

Variances

1. Intersection spacing variance from 300' to 76.4' between Fox Hollow Rd. and the proposed subdivision entrance road.
2. Property line transition radius at the entrance on both sides from 25' to 0'.
3. Intersection grade variance from 1% to 2% at Road A and Road B.
4. Reverse curve variance from 50' to 45.55' at sta. 1+50 of Road B.
5. Broken back curve tangent from 150' to 142' at sta. 2+00 of Road A.
6. Horizontal curve variance from 250' to 100' at sta. 9+50 of Road A.
7. Vertical curve variance from 74.25' to 45' at sta. 0+83 of Road A.


Property Information

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Location
South side of Nubbin Ridge Rd., east of Ebenezer Rd.

Commission District 5


Size
9.30 acres

Sector
Southwest County

Currently on the Property
One single family dwelling and vacant land

Growth Plan
Planned Growth Area

Case Notes

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Staff Recommendation
APPROVE variances 1- 7 because the site's topography restricts compliance with the Subdivision Regulations.

APPROVE the concept plan subject to 13 conditions

1. Meeting all applicable requirements of the Knox County Dept. of Engineering and Public Works.
2. Provision of 75' transition radii in each cul de sac.
3. Provision of 25' corner property line radii at the intersection of Road A and Road B.
4. Revising the road profiles to reflect a maximum of 10% grade in the cul de sac on Road B.
5. Provision of sight distance easements, to be reflected on the final plat, across lots 12 and 16 as directed by the Knox County Dept. of Engineering and Public Works.
6. Prior to design plan approval, obtain off site drainage easements as directed by the Knox County Dept. of Engineering and Public Works.
7. Provision of retaining walls in all areas shown on the grading plan where 1:1 slopes are created or as required by the Knox County Dept. of Engineering and Public Works. Any retaining walls greater than 3' in height must have a 4' high safety fence on top to prevent falls. All retaining walls greater than 4' in height must be designed by a structural engineer and be approved by the Knox County Dept. of Engineering and Public Works.
8. Prior to commencing any grading on this site and prior to final plat approval, certification by the applicant's engineer in conjunction with the Knox County Dept. of Engineering and Public that there is 300' of sight distance in both directions on Nubbin Ridge Rd.
9. Final approval of the rezoning of this site by the Knox County Commission to PR (Planned Residential) at 2.99 du/ac or greater.
10. Connection to sanitary sewer and meeting any other relevant requirement of the Knox County Health Dept.
11. Provision of street names which are consistent with the Uniform Street Naming and Addressing System within Knox County (Ord. 91-1-102).
12. Meeting all requirements of the approved use on review development plan.
13. A final plat based on this concept plan will not be accepted for review by MPC until certification of design plan has been submitted to MPC staff.
Disposition Summary
APPROVE variances 1- 7 because the site's topography restricts compliance with the Subdivision Regulations.

APPROVE the concept plan subject to 13 conditions

Details of Action
1. Meeting all applicable requirements of the Knox County Dept. of Engineering and Public Works.
2. Provision of 75' transition radii in each cul de sac.
3. Provision of 25' corner property line radii at the intersection of Road A and Road B.
4. Revising the road profiles to reflect a maximum of 10% grade in the cul de sac on Road B.
5. Provision of sight distance easements, to be reflected on the final plat, across lots 12 and 16 as directed by the Knox County Dept. of Engineering and Public Works.
6. Prior to design plan approval, obtain off site drainage easements as directed by the Knox County Dept. of Engineering and Public Works.
7. Provision of retaining walls in all areas shown on the grading plan where 1:1 slopes are created or as required by the Knox County Dept. of Engineering and Public Works. Any retaining walls greater than 3' in height must have a 4' high safety fence on top to prevent falls. All retaining walls greater than 4' in height must be designed by a structural engineer and be approved by the Knox County Dept. of Engineering and Public Works.
8. Prior to commencing any grading on this site and prior to final plat approval, certification by the applicant's engineer in conjunction with the Knox County Dept. of Engineering and Public that there is 300' of sight distance in both directions on Nubbin Ridge Rd.
9. Final approval of the rezoning of this site by the Knox County Commission to PR (Planned Residential) at 2.99 du/ac or greater.
10. Connection to sanitary sewer and meeting any other relevant requirement of the Knox County Health Dept.
11. Provision of street names which are consistent with the Uniform Street Naming and Addressing System within Knox County (Ord. 91-1-102).
12. Meeting all requirements of the approved use on review development plan.
13. A final plat based on this concept plan will not be accepted for review by MPC until certification of design plan has been submitted to MPC staff.

What's next?

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After the Planning CommissionAppeals of Concept Plans and Final Plats are filed with Chancery CourtThe Process
Applicant

Laurens Glen (formerly Patterson Mill)

Michael Brady, Inc.


Case History