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HomeMy WebLinkAboutSUB201500122 Approval - Agencies 2013-05-08 wr ,4ei 9 COMMONWEALTH of VIRGINIA In Cooperation with the Thomas Jefferson Health District ALBEMARLE-CHARLOTTESVILLE State Department of Health FLECO NACOUNTY RDSVI LE) p 1138 Rose Hill Drive GREENE COUNTY(STANARDSVILLE) LOUISA COUNTY(LOUISA) Phone(434)972-6219 P. O. Box 7546 NELSON COUNTY(LOVINGSTON) Fax (434) 972-4310 Charlottesville, Virginia 22906 May 8,2013 J.T.Newberry h'" ', ed Department of Community Development r ' Division of Zoning and Current Development 401 McIntire Road Charlottesville,Virginia 22902-4596 RE: Review of Proposed Subdivision Plat and attached Soils Information for Individual Onsite Sewage Systems as part of a division of Tax Map 59 Parcel 1P located in Albemarle County,Virginia. Dear Mr.Newberry: On April 25,2013,the County of Albemarle requested the Virginia Department of Health (via the Albemarle County Health Department)review the proposed subdivision plat identified above.This letter is to inform you that the above referenced subdivision plat is approved for individual Onsite Sewage Systems in accordance with the provisions of the Code of Virginia,the Sewage Handling and Disposal Regulations, and local ordinances. This request for subdivision review was submitted pursuant to the provisions of§ 32.1-163.5 of the Code of Virginia which requires the Health Department to accept private soil evaluations and designs from an Authorized Onsite Soil Evaluator(AOSE)or a Professional Engineer working in consultation with an AOSE for residential development. This subdivision was certified as being in compliance with the Board of Health's Regulations by: Steve Gooch; Onsite Soil Evaluator Number 1940001284. This subdivision approval is issued in reliance upon that certification. Pursuant to §360 of the Regulations this approval is not an assurance that Sewage Disposal System Construction Permits will be issued for any lot in the subdivision identified above unless that lot is specifically identified on the above referenced plat as having an approved site for an onsite sewage disposal system, and unless all conditions and circumstances are present at the time of application for a permit as are present at the time of this approval. This subdivision may contain lots that to do not have approved sites for onsite sewage systems. This subdivision approval does pertain to the requirements of local ordinances. Sincerely, Josh Kirtley Environmental Health Specialist, Senior "'" pce Q fd—� Soil Profile Primary Drain Field Lot 16 Old Ballard Faint Hole Depth Horizon Material Description Soil Texture (in.) Group F 0-4 BE Reddish brown (2.5YR 5/4) clay loam 3 4-54 Bt Red (10R 4/6) silty clay loam 3 54-84 C Yellowish red (5YR 5/8) sandy loam 2 G 0-3 A Brown (7.5YR 4/2) clay loam 3 3-48 CB Dark yellowish brown (10YR 4/6) sandy loam, seams of 2/3 red (2.5YR 5/8) clay loam 3 48-72 C Gray (10YR 5/1) sandy loam 2 Note: Chroma 1 due to parent material 72- Cr Weathered granite gneiss (hand auger refusal) H 0-2 A Brown (7.5YR 4/2) clay loam 3 2-9 Bt Red (10R 5/8) silty clay loam 3 9-44 Cl Reddish brown (5YR 5/4) sandy loam 2 44-53 C2 Gray (10YR 5/1) sandy loam 2 Note: Chroma 1 due to parent material 53- Cr Weathered granite gneiss (hand auger refusal) I 0-2 A Brown (7.5YR 4/2) clay loam 3 2-9 Bt Red (lOR 5/8) silty clay loam 3 9-40 Cl Reddish brown (5YR 5/4) sandy loam 2 40-54 C2 Gray (10YR 5/1) loamy sand 1 Note: Chroma 1 due to parent material 54- Cr Weathered granite gneiss (hand auger refusal) 1 0-2 A Brown (7.5YR 4/2) clay loam 3 2-18 Bt Red (10R 5/8) silty clay loam 3 18-41 C Yellowish red (5YR 5/8) to brown (IOYR 5/3) sandy loam 2 41- Cr Weathered granite gneiss (hand auger refusal) K 0-2 A Brown (7.5YR 4/2) clay loam 3 2-7 Bt Red (10R 5/8) silty clay loam 3 7-36 CI Reddish boown (5YR 5/4) sandy ioani 2 36-60 C2 Gray (10YR 5/1) loamy sand 1 Note Chroma 1 due to parent material Soil Information Summary Primary Drain Field Lot 16 Old Ballard Fain' 1) Position on slope information — Position satisfactory, side slope 2) Slope — 19% 3) Depth to rock/impervious strata — Max - 84 inches+ Min. — 41 inches 4) Depth to seasonal water table — 84 inches+ 5) Free water present —No 6) Soil percolation rate estimated — 45 @ 23" GOOCH ENGINEERING & TESTING page 3 ®� 1821 Broadway Street Charlottesville, Virginia 22902 Abbreviated Design Form Primary Drain Field Lot 16 Old Ballard Farm Design Basis A. Estimated Percolation Rate 45 @ 23" B. Trench bottom square feet 344 required per bedroom (from Table 4.6 based on x Gravity LPD C. Number of bedrooms 4 Area calculations D. Length of trench (ft.) 60 Length of available area (ft.) 60 E Width of trench (ft.) 3 F. Number of trenches 8 G. Center-to-center spacing (ft.) 10 H Width required (ft.) 73 Width of available area (ft.) 80 I. Total square footage required 1376 J Square footage in design 1440 Is a Ieserve ai ea lequired! 1 es, ieseive SiL available C:a ii1vestigaLed SCE pages 4-6 V - Soil Profile Reserve Drain Field Lot 16 Old Ballard Faun Hole Depth Horizon Material Description Soil Texture (in.) Group A 0-3 A Dark gray (O1YR 4/1) loam 2 3-24 Bt Red (10R 4/8) silty clay loam 3 24-46 BT2 Red (2 5YR 5/8) clay loam 3 46-83 C Yellowish brown (10YR 5/6) sandy loam 2 B 0-3 A Dark gray (10YR 4/1) loam 2 3-40 Bt Red (10R 4/8) silty clay loam 3 40-57 Cl Reddish yellow (7.5YR 6/8) sandy clay loam 2 57-84 C2 Yellowish brown (10YR 5/6) sandy loam 2 C 0-7 BE Reddish brown (5YR 5/4) clay loam 3 7-45 Bt Red (1OR 5/8) silty clay loam 3 45-60 Cl Reddish brown (5YR 5/4) sandy loam 2 60-84 C2 Yellowish red (5YR 5/8) sandy loam 2 D 0-7 BE Reddish brown (5YR 5/4) clay loam 3 7-45 Bt Red (1 OR 5/8) silty clay loam 3 45-60 Cl Reddish brown (5YR 5/4) sandy loam 2 60-84 C2 Yellowish red (5YR 5/8) sandy loam 2 E 0-40 Bt Red (l OR 4/8) silty clay loam 3 40-84 C Reddish yellow (7.5YR 6/8) sandy loam 2 Jeff Soil Information Summary Reserve Drain Field Lot 16 Old Ballard Farmer 1) Position on slope information — Position satisfactory, side slope 2) Slope — l4% 3) Depth to rock/impervious strata — 84 inches+ 4) Depth to seasonal water table — 84 inches+ 5) Free water present —No 6) Soil percolation rate estimated — 45 @ 60" Comments: Pre-treatment will be required due to limited area. GOOCH ENGINEERING & TESTING page 6 OF" 1821 Broadway Street Charlottesville, Virginia 22902 Abbreviated Design Form Reserve Drain Field Lot 16 Old Ballard Farm Design Basis A. Estimated Percolation Rate 45 @ 60" B. Trench bottom square feet required per bedroom * Gravity LPD *other 152 * GMP 118 Hydraulic Loading Rate Table for Eco-flo Sewage Treatment System C. Number of bedrooms 4 Area calculations D. Length of trench (ft.) 25 Length of available area (ft.) 25 E Width of trench (ft.) 3 F. Number of trenches 12 G. Center-to-center spacing (ft.) 9 H. Width required (ft.) 102 Width of available area (ft ) 105 I. Total square footage required 606 J. Square footage in design 900 K. 1 a ICJ.;1\ L ci �i 1�Glliilc t^ iiiS is LIi c mot- .� FQ\ row r l- c/, U ■ I \ 1 N J \ t`'' C/1 b0 o a 11 \ \ \\ \ \\ \ `� I I 0 b C - a0 � r \ \ \ Q rn _ \ \ I 14 \ \ \ ,\l o. 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This is to certify according to 32.1-163.5 of the Code of Virginia that work submitted for the referred property is in accordance to and complies with the Sewage Handling and Disposal Regulations of the Virginia Department of Health. I recommend a subdivision approval be approved. AOSE: Steve Gooch#106 Date: 6/19/04