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HomeMy WebLinkAboutSUB202000041 Study 2020-11-24Shenandoah Soil Consulting, LLC P.O. Box 192, Wolftown, VA 22748 (540)383-568o ❑ Construction ❑ Repair Permit Perm- OSE/PE Report For: ® Voluntary Upgrade Permit ® Certification Letter Page 1 of 5 Subdivision Approval Property Location: 911 Address: TBD Stony Point Pass city: Keswick Lot C1 Section Subdivision GPIN or Tax Map # 55-11 D Lot C1 Health Dept ID # Latitude Longitude Applicant or Client Mailing Address: Name: Shimp Engineering, P.C. (owner: Castalia-Cismont Investment, LLC) Street: 912 East High Street City: Charlottesville State VA Zip Code 22902 Prepared by: OSE Name Michael L. Stroble License # 1940001477 Address P.O. Box 192 City wolftown State VA Zip Code 22748 PE Name License # Address City State Zip Code Date of Report 2/5/2020 Date of Revision #1 OSE/PE Job # 190028 Date of Revision #2 Contents/Index of this report (e.g., Site Evaluation Summary, Soil Profile Descriptions, Site Sketch, Abbreviated Design, etc.) Page 1: OSE Certification Page 4: Survey Location of Drainfield & R/A Page 2: Site & Soil Evaluation Summary Page 5: Abbreviated Design Page 3: Soil Evaluation Notes Attachment: Copy of Subdivision Survey Plat Certification Statement I hereby certify that the evaluations and/or designs contained herein were conducted in accordance with the applicable provisions of the Sewage Handling and Disposal Regulations (12 VACS-610), the Private Well Regulations (12 VACS-630), the Regulations for Alternative Onsite Sewage Systems (12VAC5-613) and all other applicable laws, regulations and policies implemented by the Virginia Department of Health. I further certify that I currently possess any professional license required by the laws and regulations of the Commonwealth that have been duly issued by the applicable agency charged with licensure to perform the work contained herein. The work attached to this cover page has been conducted under an exemption to the practice of engineering, specifically the exemption in Code of Virginia Section 54.1-402.A.11 I recommend that a (select one): construction permit ®certification letter ® subdivision approval E]be (select one) Issued El repair permit El voluntary upgrade 0 Denied ❑ OSE/PE Signature Date &4;cl ,;Q This form contains personal information subject to disclosure under the Freedom of Information Act. Revised 12/I/2014 Site and Soil Evaluation Report Page 2 of 5 VDH Use Only HDIN: General Information Date: 71W2018 Albemarle County Health Department Client: c/o Shimp Engineering, P.C. Phone: (434) 227-5140 Client Address: 912 East High Street, Charlottesville Property Address: TBD Stony Point Pass, Keswick Tax Map/GPIN #: 55-11 D Lot C 1 Subdivision: Section: Block: Lot: C1 Soil Information Summary l . Position in landscape satisfactory: O Yes ❑ No Describe landscape position: Sideslope 2. Slope: 44 6 % 3. Depth to rock/impervious strata: Max. 37 in. Min. 33 in. ❑ Not observed 4. Free Water Present: ❑ Yes ■ No Range in inches: 5. Depth to seasonal water table (gray mottling or gray color): inches ® Not observed 6. Soil percolation rate estimated: 9 Yes ❑ No Estimated rate: 95 min/in at 12 inches depth Texture Group: ❑ 1 1111 will ❑ IV 7. Percolation test performed: ❑Yes El No If yes, provide additional data on percolation test results. Name and title of evaluator: Michael L. Stroble, AOSE Signature: ll Site approved: Absorption Trenches (describe dispersal area, e.g. absorption trenches) dispersing Septic Tank Effluent (proposed level of treatment at time of evaluation) to be placed at 112 (inches) depth at site designated on permit. Site provides a total of 8,300+ square feet of absorption area for proposed reserve area only. I❑ Site disapproved: Reasons for rejection (check all that apply) 1. ❑ Position in landscape subject to flooding or periodic saturation. 2. ❑ Insufficient depth of suitable soil over hard rock. 3. ❑ Insufficient depth of suitable soil to seasonal water table. 4. ❑ Rates of absorption too slow. 5. ❑ Insufficient area of acceptable soil for required absorption area, and/or reserve area. 6. ❑ Proposed system too close to well. 7. ❑ Other (specify) This form contains personal information subject to disclosure under the Freedom of Information Act. Revised 12 1 2014 Page 3 of 5 Date of Evaluation: 7/9n079 Profile Description SOIL EVALUATION REPORT Property ID: 55-11D Lot C1 Where the local health department conducts the soil evaluation the location of profile holes may be shown on the schematic drawing on the construction permit or the sketch submitted with the application. If soil evaluations are conducted by a private Onsite Soil Evaluator or Professional Engineer, location of profile holes and sketch of the area investigated including all structural features (i.e. sewage disposal systems, wells, etc.) within 100 feet of the site and reserve site shall be shown on the reverse side of this page or prepared on a separate page and attached to this form. B See application sketch ❑ See Construction Permit ❑ See sketch on reverse side or page attached to this form. Hole # Horizon Depth (inches) Description of color, texture, etc. Texture Group HA-1 AB 0-6 5YR 4/6 yellowish red Silty Clay Loam friable, roots, appears to have been eroded III Primary Bt 6-37 1 OR 4/6 red Silty Clay Loam friable, but somewhat firm, some roots, III some minor yellow lithochromic colors, very firm by 33" HA-2 AB 0-4 5YR 4/6 yellowish red Silty Clay Loam friable, roots, appears to have been eroded III Primary Bt 4-37 tOR 4/6 red Silty Clay Loam friable, but somewhat firm, some roots, III some minor yellow lithochromic colors, more fine with depth HA-3 AB 0-8 5YR 4/6 yellowish red Silty Clay Loam friable, roots, appears to have been eroded III Reserve Bt B-37 10R 4/6 red Silty Clay Loam friable, but somewhat fine, some roots, III some minor yellow lithochromic colors, more firm with depth REMARKS: Overall, soils evaluated across the proposed drainfield and reserve area were observed to be consistent. This form contains personal information subject to disclosure under the Freedom of Information Act. Revised 12/1/2014 SUBDIVISION DRAINFIELD & RESERVE LOCATIONS Client: Shimp Engineering, P.C. Address: TBD Stony Point Pass Keswick, VA 22947 Tax Map: 55-11D Lot C1 STREAM BUFFER LEGEND Potential IIIC Well Ql Soil Profile Boring Approximate Location D/F Comer Stake Page 4 of 5 i PARCEL C1 0o STR \ 12.35 ACRES F PROPOSED AO SEPTIC DRAINFIELD slope AREA 196 R/ 19 8 200 N �J O R H IRor SET GRAPHIC SCALE: Project No. 1" = 80, 190028 0' 40' 80, Potential 4BR SFD 9� nI ' , V� No other potential pollution sources or receptacles were identified within 200' of the proposed well and septic systems, respectively. DRAWN BY: MLS DATE: 2/5/2020 Page 5 of 5 Design Calculations PRIMARY Site, Lot C1 DRIP DISPERSAL WITH TL-3 EFFLUENT Design Basis A. Estimated Percolation Rate 95 @ 12" B. Square footage 882 (150GPD/0.17 GPD PER SQ. FT.) Required per bedroom Based on ❑Gravity ❑ LPD ®Other: TL-3 EFFLUENT TO DRIP DISPERSAL, PER 12 VAC 5-613-10, REGULATIONS FOR ALTERNATIVE ONSITE SEWAGE SYSTEMS AND GMP'S 147, 107. C. Number of bedrooms Area Calculations D. Length of lines (ft.) E. Length of available area (ft.) F. Width of trench (ft.) G. Number of lines H. Center -to -center spacing (ft.) I. Width required (ft.) J. Width of available area (ft.) K. Slope Increase Factor(%) L. Total square footage required M. Square footage in design m 40-50 40-50+ 2 40 2 42 83+ (contour flare) 3,529 (0.17 sgft/4BR) 4,200+ N. Reserve Area Required? Yes, Drip Irrigation reserve area provided. Soils Study for Drain Field Sites Parcels D and D1 A Division of Tax Map 65-11E Albemarle County SUB 2018-167 Prepared for: Castalia-Cismont Investment, LLC 200 Garrett Square Suite S Charlottesville, VA 22902 Prepared by: Steve Gooch Consulting Geologist, Inc. 703 Oliver Creek Road Troy, Virginia22974 November 3, 2018 Page 1 of 7 OSETE Report for: Construction Permit l]Certification Letter 0 Subdivision Approval Property Location: 911 Address: Lot D Section GPIN or Tax Map # 65-11 E Latitude Subdivision Health Dept ID Longitude Applicant or Client Mailing Address: Name: Castalia-Cismont Investment, LLC Sit: 200 Garrett Street Suite S City: Charlottesville State VA Zip Code 22902 Prepared by: OSE Name Steve Gooch Address 703 Oliver Creek Road License # 1940001284 City Troy PE Name: Address State VA Zip Code 22974 License # City State Zip Code Date of Report 11 /3/18 Date of Revision #1 OSE/PE Job # Date of Revision #2 Contents/Index of this report (e.g., Site Evaluation Summary, Soil Profile Descriptions, Site Sketch, Abbreviated Design, etc.) OSE Cover Page Soil Profile Sheet Soil Information Summary Sheets Abbreviated Design Forms Survey Plat Certification Statement I hereby certify that the evaluations and/or designs contained herein were conducted in accordance with the Sewage Handling and Disposal Regulations (12 VAC5-610), the Private Well Regulations (12 VAC5-630) and all other applicable laws, regulations and policies implemented by the Virginia Department of Health. I further certify that I currently possess any professional license required by the laws and regulations of the Commonwealth that have been duly issued by the applicable agency charged with licensure to perform the work contained herein. The work attached to this cover page has been conducted under an exemption to the practice of engineering, specifically the exemption in Code of Virqinia Section 54.1-402.11 I recommend that a (select one): nstruction permit certification letter ❑ subdivision approval �✓ be (select one) issued denied U . _ /' OSE/PESignature .Q(rQ, .6iDate Soil Profile )9u�- Z oFZ Parcel D A Division of Tax Map 65-11E Albemarle County Hole Depth Horizon Material Description Soil Texture (in.) Group Primary Drain Field 3 0-4 A Reddish brown (2.5YR 5/4) clay loam, friable 3 4-34 Bt Red (I OR 5/8) silty clay loam, firm 3 34-64 C1 Yellowish red (5YR 5/8) clay loam, friable 3 64-84 C2 Light reddish brown (5YR 6/4) silt loam, friable 3 4 0-3 A Reddish brown (2.5YR 5/4) clay loam, friable 3 3-24 Bt Red (1 OR 5/8) silty clay loam, firm 3 24-54 BC Red (1OR 5/8) silty clay loam, firm, yellow (1 OYR 7/8) 3 clay loam 54-84 C Yellowish red (5YR 5/8) clay loam, friable 3 5 0-3 A Reddish brown (2.5YR 5/4) clay loam, friable 3 3-31 Bt Red (1 OR 5/8) silty clay loam, firm 3 31-84 BC Red (I OR 5/8) silty clay loam, firm, yellow (IOYR 7/8) 3 clay loam Reserve Drain Field 1 0-4 A Reddish brown (2.5YR 5/4) clay loam, friable 3 4-46 Bt Red (I OR 5/8) silty clay loam, firm 3 46-84 C Yellowish red (5YR 5/8) clay loam, friable 3 2 0-4 A Reddish brown (2.5YR 5/4) clay loam, friable 3 4-31 Bt Red (1 OR 5/8) silty clay loam, firm 3 31-48 BC Red (1OR 5/8) silty clay loam, firm, yellow (IOYR 7/8) 3 clay loam, 25% greenstone fragments below 42" 48- R 6 0-3 A Reddish brown (2.5YR 5/4) clay loam, friable 3 3-25 Bt Red (I OR 5/8) silty clay loam, firm 3 25-76 C Yellowish red (5YR 5/8) silty clay loam, firm, white 3 (IOYR 8/1) feldspar 76- R Page --� - of 7 Appendix 2 Soil Summary Report GENERAL INFORMATION Date 10/15/18 Submitted to Albemarle County Health Department Applicant Castalia-Cismont Investment, LLC Telephone Number Address 200 Garrett Street Suite S Charlottesville, VA 22902 Owner same Address same Location Stony Point Pass across from 5170 Stony Point Pass Tax Map 65-11E Subdivision Block/Section Lot D SOIL INFORMATION SUMMARY - Pnr� 1. Position in landscape satisfactory? Ix Yes i— No Describe shoulder 2. Slope 9 % 3. Depth to rock or impervious strata: Max. Min. None x 4. Depth to seasonal water table (gray mottling or gray color) X No r Yes inches 5. Free water present Ix No i— Yes range in inches 6. Soil percolation rate estimated FX Yes Texture group 1 II II IV F— No Estimated rate 75 min/inch 7. Permeability test performed F— Yes No If yes, note type of test performed and attach r Site Approved: Drainfield to be placed at 60" depth at site designated on permit. F— Site Disapproved: Reasons for rejection: 1. F— Position in landscape subject to flooding or periodic saturation. 2. F— Insufficient depth of suitable soil over hard rock. 3. F— Insufficient depth of suitable soil to seansonal water table. 4. f Rates of absorption too slow. 5. F— Insufficient area of acceptable soil for required drainfield, and/or Reverse Area. 6. F— Proposed system too close to well. 7. F— Other Specify (attach additional pages if necessary) P4'y- 4 O'-7 Abbreviated Design Form This form is for use with gravity, pump to gravity, enhanced flow, and low pressure distribution (LPD) sewage system designs and when applying for a certification letter or subdivision approval. This abbreviated design covers the ❑ primary and reserve area, )wordy the primary area, ❑ only the reserve area (check one) for Parcel D - A Division of TM 65-11 E Design Basis Total length of available area: 100, Total width of available area: 70' Estimated Pere. Rate: 75 at 60" in. (depth) Number of bedrooms (or GPD): 4 1 2 Conveyance Method : Pump Distribution method (specify): Pump_ 3c Dispersal system basis Table 5.4 LGMI required? No (Yes/No) Effluent quality required: Primary (Primary, Secondary, Advanced Secondary) Square feet per bedroom: 596 Area Calculations Number of trenches 8 Width of trenches: 3' Reserve required? Yes Total width of absorption area required 66; Total trench bottom area required: 2384 Length of trenches: 100' Center to center spacing: 9' Percent reserve area required: 100 Total trench bottom area provided: 2400 The required width is calculated by multiplying the center -to -center spacing by one less than the number of trenches and adding 1 trench width plus any required reserve area. If the topography is not uniform across the length of the site the trenches will need to flare apart on one end to maintain contour. When this occurs it is necessary to use a center -to -center spacing that accounts for the flair or the installer will not be able to fit the system within the approved area. It is perfectly acceptable to have more area available, especially up and down the slope, than is required. Page of AOSE Forth E Revised July 18, 2007 Page of ? Appendix 2 Soil Summary Report GENERAL INFORMATION Date 10/15/18 Submitted to Albemarle County Health Department Applicant Castalia-Cismont Investment, LLC Telephone Number Address 200 Garrett Street Suite S Charlottesville, VA 22902 Owner same Address same Location Stony Point Pass across from 5170 Stony Point Pass Tax Map 65-11E Subdivision Block/Section Lot D SOIL INFORMATION SUMMARY 1. Position in landscape satisfactory? r Yes r No Describe shoulder 2. Slope 9 % 3. Depth to rock or impervious strata: Max. 84"+ Min. 48" None 4. Depth to seasonal water table (gray mottling or gray color) fX— No F- Yes inches 5. Free water present rx No F- Yes range in inches 6. Soil percolation rate estimated FX- Yes Texture group 1 II III IV F- No Estimated rate 90 min/inch 7. Permeability test performed I- Yes r No If yes, note type of test performed and attach r Site Approved: Drainfleld to be placed at 24" depth at site designated on permit. F- Site Disapproved: Reasons for rejection: 1. I- Position in landscape subject to flooding or periodic saturation. 2. F- Insufficient depth of suitable soil over hard rock. 3. F- Insufficient depth of suitable soil to seansonal water table. 4. i— Rates of absorption too slow. 5. i— Insufficient area of acceptable soil for required drainfield, and/or Reverse Area. 6. F- Proposed system too close to well. 7. F- Other Specify (attach additional pages if necessary) pub 6 of-7 Abbreviated Design Form This form is for use with gravity, pump to gravity, enhanced flow, and low pressure distribution (LPD) sewage system designs and when applying for a certification letter or subdivision approval. This abbreviated design covers the O primary and reserve area, ❑ only the primary area, 0,6n�1y the reserve area (check one) for Parcel D- A Division of TM 65-11 E Design Basis Total length of available area: 100, Total width of available area: 70' Estimated Pere. Rate: 90 at 24" in. (depth) Number of bedrooms (or GPD): 4 2 Conveyance Method : Pump_ Distribution method (specify): Pump 3c Dispersal system basis AOSS Regs LGMI required? No (Yes/No) Effluent quality required: Second (Primary, Secondary, Advanced Secondary) Square feet per bedroom: 306 Area Calculations Number of trenches 5 Width of trenches: 3' Reserve required? Yes Total width of absorption area required 39; Total trench bottom area required: 1224 Length of trenches: 100' Center to center spacing: 9' Percent reserve area required: 100 Total trench bottom area provided: 1500 The required width is calculated by multiplying the center -to -center spacing by one less than the number of trenches and adding 1 trench width plus any required reserve area. If the topography is not uniform across the length of the site the trenches will need to flare apart on one end to maintain contour. When this occurs it is necessary to use a center -to -center spacing that accounts for the flair or the installer will not be able to fit the system within the approved area. It is perfectly acceptable to have more area available, especially up and down the slope, than is required. Page _ of AOSE Form E Revised July 18, 2007 M-13 ARKED ;TNUT FOUND 117) T.M.65-13 oor"1 ALONG STREAM AS IT MEANDERS CC URSES SHOWN S� S PARCEL Di. �\ ' 7.07 ACRES FLAG ! FLAG tas - -_ % 'yam FLAG FUG E •� A Pr 7) - Pip � House , , T.M.65-11E PARCEL D CASTALIA-CISMONT INVESTMENT,LLC D.B.488i-413 D.B.4826-307 & 308 PLAT D.8.526-290 PLAT RESIDUE- 45.85+/- ACRES \ 9 \9 0o S \oC 5,qy \9Fq bcale i — zuu, .- sou Prome tioie House, Well and Drain Field Sites Parcel D A Division of Tax Map 65-11E Steve Gooch Consulting Geologist 703 Oliver Creek Road Troy, Virginia 22974 c�9�c9�gy�✓ FOR REVIEW IRON SET '• X+445.00' T.M, SCALE: i- • 200' DATE: AUGUST 20, 2018 ROGER W.RAY & ASSOC.,INC. 663 BERKMAR COURT CHARLOTTESVILLE,VIRGINIA 22901 TELEPHONE: (434) 293-3195 RAYSURVEYING.COM SHEET 2 OF 2 13250E Page 1 of 7 OSE/PE Report for: Construction Permit El Certification Letter l Subdivision Approval ❑� Property Location: 911 Address: City: Lot D1 Section Subdivision GPIN or Tax Map # 65-11 E Health Dept ID # Latitude Longitude Applicant or Client Mailing Address: Name: Castalia-Cismont Investment, LLC Street: 200 Garrett Street Suite S City: Charlottesville State VA Zip Code 22902 Prepared by: OSE Name Steve Gooch Address 703 Oliver Creek Road License # 1940001284 City Troy PE Name: Address State VA Zip Code 22974 License # City State Zip Code Date of Report 11/3/18 Date of Revision #1 OSE/PE Job # Date of Revision #2 Contents/Index of this report (e.g., Site Evaluation Summary, Soil Profile Descriptions, Site Sketch, Abbreviated Design, etc.) OSE Cover Pape Soil Profile Sheet Soil Information Summary Sheets Abbreviated Design Forms Survey Plat Certification Statement I hereby certify that the evaluations and/or designs contained herein were conducted in accordance with the Sewage Handling and Disposal Regulations (12 VAC5-610), the Private Well Regulations (12 VAC5-630) and all other applicable laws, regulations and policies implemented by the Virginia Department of Health. I further certify that I currently possess any professional license required by the laws and regulations of the Commonwealth that have been duly issued by the applicable agency charged with licensure to perform the work contained herein. The work attached to this cover page has been conducted under an exemption to the practice of engineering, specifically the exemption in Code of Virqinia Section 54.1-402.11 I recommend that a (select one): nstruction permit certification letter subdivision approval �✓ be (select one) issuedQ denied " . OSE/PE Signature !t4'f'V _ ✓ M24= Date (/bby- }aye Z 'F7 Soil Profile Parcel Dl A Division of Tax Map 65-11 E Albemarle County Hole Depth Horizon Material Description Soil Texture (in.) Group A 0-4 A Dark reddish brown (2.5YR 3/3) loam, friable 2 4-45 Bt Red (I OR 5/8) silty clay, firm 4 45-84 Bt2 Red (2.5YR 5/8) silty clay loam, firm 3 B 0-7 A Reddish brown (2.5YR 5/4) clay loam, friable 3 7-48 Bt Red (1 OR 5/8) silty clay, firm 4 48-84 BC Red (1 OR 5/8) silty clay loam, firm, yellow (1 OYR 7/8) 3 silt loam C 0-2 Al Brown (7.5YR 5/4) loam, friable 2 2-12 A2 Light reddish brown (5YR 6/4) clay loam, friable 3 12-52 Bt Red (I OR 5/8) silty clay, firm 4 52-84 BC Red (I OR 5/8) silty clay, firm, yellow (IOYR 7/8) silt loam 4 D 0-4 A Dark reddish brown (2.5YR 3/3) loam, friable 2 4-45 Bt Red (IOR 5/8) silty clay, firm 4 45-84 Bt2 Red (2.5YR 5/8) silty clay loam, firm, white (IOYR 8/1) 3 feldspar E 0-3 Al Brown (7.5YR 5/4) loam, friable 2 3-13 A2 Light reddish brown (5YR 6/4) clay loam, friable 3 13-48 Bt Red (1OR 5/8) silty clay, firm 4 48-84 Bt2 Red (2.5YR 5/8) silty clay loam, firm 3 F 0-2 Al Brown (7.5YR 514) loam, friable 2 2-8 A2 Light reddish brown (5YR 6/4) clay loam, friable 3 8-56 Bt Red (I OR 5/8) silty clay, firm 4 56-84 BC Red (I OR 5/8) silty clay, firm, yellow (IOYR 7/8) silt loam 4 Page 3 of -2 Appendix 2 Soil Summary Report GENERAL INFORMATION Date 10/15/18 Submitted to Albemarle County Health Department Applicant Castalia-Cismont Investment, LLC Telephone Number Address 200 Garrett Street Suite S Charlottesville, VA 22902 Owner same Address same Location Stony Point Pass across from 5170 Stony Point Pass Tax Map 65-11 E Subdivision Block/Section Lot D1 SOIL INFORMATION SUMMARY, p u` 1. Position in landscape satisfactory? r Yes j— No Describe shoulder 2. Slope 7 % 3. Depth to rock or impervious strata: Max. Min. None x 4. Depth to seasonal water table (gray mottling or gray color) (x No F- Yes inches 5. Free water present r No r Yes range in inches 6. Soil percolation rate estimated Fx Yes Texture group 1 II III IV I No Estimated rate 120 min/inch 7. Permeability test performed f Yes Ix No If yes, note type of test performed and attach FX Site Approved: Drainfield to be placed at 24" depth at site designated on permit. F- Site Disapproved: Reasons for rejection: 1 (- Position in landscape subject to flooding or periodic saturation. 2. f Insufficient depth of suitable soil over hard rock. 3. r Insufficient depth of suitable soil to seansonal water table. 4. F- Rates of absorption too slow. 5. F- Insufficient area of acceptable soil for required drainfield, and/or Reverse Area. 6. F- Proposed system too close to well. 7. F- Other Specify (attach additional pages if necessary) Puy¢ t{Z Abbreviated Design Form This form is for use with gravity, pump to gravity, enhanced flow, and low pressure distribution (LPD) sewage system designs and when applying for a certification letter or subdivision approval. This abbreviated design covers the ❑ primary and reserve area, U'only the primary area, 0 only the reserve area (check one) for Parcel D 1 - A Division of TM 65-11 E Design Basis Total length of available area: 100' Total width of available area: 120' Estimated Perc. Rate: 120 at 24" in. (depth) Number of bedrooms (or GPD): 3 1 2 Conveyance Method : Pump Distribution method (specify): Pump 3c Dispersal system basis Table 5.4 LGMI required? No (Yes/No) Effluent quality required: Primary (Primary, Secondary, Advanced Secondary) Square feet per bedroom: 1368 Area Calculations Number of trenches 14 Width of trenches: 3' Reserve required? Yes Total width of absorption area required 117' Total trench bottom area required: 4104 Length of trenches: 100' Center to center spacing: 9' Percent reserve area required: 100 Total trench bottom area provided: 4200 The required width is calculated by multiplying the center -to -center spacing by one less than the number of trenches and adding 1 trench width plus any required reserve area. If the topography is not uniform across the length of the site the trenches will need to flare apart on one end to maintain contour. When this occurs it is necessary to use a center -to -center spacing that accounts for the flair or the installer will not be able to fit the system within the approved area. It is perfectly acceptable to have more area available, especially up and down the slope, than is required. Page of AOSE Form E Revised July 18, 2007 Page S of Appendix 2 Soil Summary Report GENERAL INFORMATION Date 10/15/18 Submitted to Albemarle County Health Department Applicant Castalia-Cismont Investment, LLC Telephone Number Address 200 Garrett Street Suite S Charlottesville, VA 22902 Owner same Address same Location Stony Point Pass across from 5170 Stony Point Pass Tax Map 65-11E Subdivision Block/Section Lot D1 SOIL INFORMATION SUMMARY _ 1. Position in landscape satisfactory? Ix Yes F- No Describe shoulder 2. Slope 7 % 3. Depth to rock or impervious strata: Max. Min. None x 4. Depth to seasonal water table (gray mottling or gray color) FX- No F Yes inches 5. Free water present 1X— No F Yes range in inches 6. Soil percolation rate estimated Fx' Yes Texture group 1 II III IV F— No Estimated rate 120 min/inch 7. Permeability test performed F- Yes No If yes, note type of test performed and attach Site Approved: Drainfield to be placed at 12" depth at site designated on permit. F- Site Disapproved: Reasons for rejection: 1 F- Position in landscape subject to flooding or periodic saturation. 2 r Insufficient depth of suitable soil over hard rock. 3. F- Insufficient depth of suitable soil to seansonal water table. 4. F— Rates of absorption too slow. 5. F Insufficient area of acceptable soil for required drainfield, and/or Reverse Area. 6. F— Proposed system too close to well. 7. F— Other Specify (attach additional pages if necessary) Fc,Aj'-arc5l�� Abbreviated Design Form This form is for use with gravity, pump to gravity, enhanced flow, and low pressure distribution (LPD) sewage system designs and when applying for a certification letter or subdivision approval. This abbreviated design covers the ❑ primary and reserve area, 0 only the primary area, 2 only the reserve area (check one) for Parcel DI - A Division of TM 65-1 lE Design Basis Total length of available area: 100, Total width of available area: 65' Estimated Pere. Rate: 120 at 12" in. (depth) Number of bedrooms (or GPD): 3 1 2 Conveyance Method : Pump Distribution method (specify): Pump x Dispersal system basis Table 5.4 LGMI required? No (Yes/No) Effluent quality required: Secondary (Primary, Secondary, Advanced Secondary) Square feet per bedroom: 694 Area Calculations Number of trenches 31 Width of trenches: 1" Reserve required? This is reserve Total width of absorption area required 60' Total trench bottom area required: 6156 Length of trenches: 100' Center to center spacing: 2' Percent reserve area required: 100 Total trench bottom area provided: 6200 The required width is calculated by multiplying the center -to -center spacing by one less than the number of trenches and adding 1 trench width plus any required reserve area. If the topography is not uniform across the length of the site the trenches will need to flare apart on one end to maintain contour. When this occurs it is necessary to use a center -to -center spacing that accounts for the flair or the installer will not be able to fit the system within the approved area. It is perfectly acceptable to have more area available, especially up and down the slope, than is required. Page _ of_ AOSE Form E Revised July 18, 2007 p4,%7 F-7 VICINITY MAP LE: 1" - 2000' 600 GORDONSVILLE ROAD 31� CISMONT (2017) LOUISA ROAD I INEI DELTA ARC C11 12'37'12-i 1135.001 250.001 125.511 249.49j_ S36-05-17-E� T.M.64-23 JOHN COLES ET AL D.B.3966- WO D.B.291-63 D.B.244-i4i PLAT D.B.135-213 DESC. GRAPHIC SCALE 1"=200' 0 200 400 600 HEALTH DEPARTMENT COPY NOT FOR RECORDATION T.M.65-48 LOT 1 PHILIP N.NELSON.JR. & JOIE S.NELSON 0.8,695-14 D.B.576-582 PLAT IRON �.,•.� SET � �•`�' 11 . ,LO 11. P ALOW STREAM AS IT MEANDERtjWS moo. SES SHOWN +S PARCEL D2, ' 7.07 ACRES D Fus i I.YB --1 -1•y92 1 Fq (J FLAG 3 OS -= ,Fu\yam s f 1 z 1 01 r , o AF FA y ftpsed House She Sb T.M.65-5 JOHN S.& RUBY A.CRONK T.M. 65-6A1 D.B.599-219. I.M. DGE D. 221 PLAT WOOLWORTH D.B.2997-408, S37 `08' 42"E 411 & 412 PLAT 176.31' IRON SET / (2017) , T.M.65-6A CECIL 9 \ + HOLDINGS, LLC D. B . 4993-628 D.B.4326LA297 A 659' IRON SET \ \ o O {j6U*F,45.00`\Iro Id Scale 1"= 200' •- Soil Profile Hole House, Well and Drain Field Sites Parcel D 1 A Division of Tax Map 65-11E Albemarle County, Virginia Steve Gooch Consulting Geologist 703 Oliver Creek Road Troy, Virginia 22974 APPROVED FOR RECORDATION : FOR REVIEW BRIAN S. RAY Lic. No. 002281 AGENT FOR THE BOARD OF SUPERVISORS DATE THE PLATTING OR DEDICATION OF THE FOLLOWING DESCRIBED LAND, PARCEL D1, A PORTION OF T.M.65-11E3,IS WITH THE FREE CONSENT AND IN ACCORDANCE WITH THE DESIRE OF THE UNDERSIGNED OWNER(S), PROPRIETORS,AND/OR TRUSTEES,IF ANY. FOR: CASTALIA-CISMONT INVESTMENT,LLC CITY/COUNTY OF STATE OF THE FOREGOING INSTRUMENT WAS ACKNOWLEDGED BEFORE ME THIS DAY OF 2018. BY FOR: CASTALIA-CISMONT INVESTMENT,LLC NOTARY PUBLIC # MY COMMISSION EXPIRES : NOTARY SEAL THE LAND USE NOTES SHOWN ON THIS PLAT ARE IMPOSED AT THE REQUEST OF THE DIRECTOR OF PLANNING. BY PLACING HIS/HER SIGNATURE ON THIS PLAT HE/SHE HAS DEEMED THAT THEY ARE CORRECT AND IN ACCORDANCE WITH THE ALBEMARLE COUNTY ZONING ORDINANCE IN EFFECT THIS DATE. THESE NOTES ARE NOT RESTRICTIVE COVENANTS RUNNING WITH THE LAND AND THEIR APPEARANCE ON THIS PLAT IS NOT INTENDED TO IMPOSE THEM AS SUCH. ANY REFERENCE TO FUTURE DEVELOPMENT RIGHTS SHOWN HEREON IS THEORETICAL ONLY. A. T.M.65-11E IS ZONED RA. B. PARCEL D1 IS ASSIGNED ONE DEVELOPMENT RIGHT AND MAY NOT BE FURTHER DIVIDED. C. THE RESIDUE OF T.M.65-11E RETAINS FOUR DEVELOPMENT RIGHTS AND MAY BE FURTHER DIVIDED. WHEN USED THEY SHALL NOT TOTAL MORE THAN 23.93 ACRES. D. ACCORDING TO THE COUNTY OF ALBEMARLE GIS DATA,PARCEL 01 AND THE RESIDUE OF T.M.65-11E,EACH CONTAIN A BUILDING SITE THAT COMPLIES WITH SECTION 4.2.1 OF THE ALBEMARLE COUNTY ZONING ORDINANCE. E. THIS PROPERTY DOES NOT LIE WITHIN A WATER SUPPLY WATERSHED. F. ACCORDING TO THE COUNTY OF ALBEMARLE GIS DATA,THIS PROPERTY DOES NOT LIE WITHIN AN AG -FORESTAL DISTRICT. G. SETBACK REQUIREMENTS: FRONT= 75' (ALONG EXISTING PUBLIC ROADS) SIDES= 25' & REAR= 35' H. THE APPROXIMATE LOCATIONS OF THE STREAM AND STREAM BUFFERS SHOWN HEREON WERE TAKEN FROM THE COUNTY OF ALBEMARLE GIS WEBSITE AND SHALL BE MANAGED IN ACCORDANCE WITH THE WATER PROTECTION ORDINANCE OF ALBEMARLE COUNTY. NOTES: 1. OWNERS & ADDRESS: T.M.65-11E CASTALIA-CISMONT INVESTMENT,LLC 200 GARRETT STREET,SUITE S CHARLOTTESVILLE,VIRGINIA 22902 2. ACREAGE BEFORE THIS RURAL SUBDIVISION PLAT: 52.93+/- ACRES(AS PER TAXATION RECORDS). 3. THE BOUNDARY DATA SHOWN HEREON FOR PARCEL D1 IS BASED ON A CURRENT FIELD SURVEY. (2017) DENOTES YEAR MONUMENTATION WAS PREVIOUSLY SET BY THIS FIRM. 4. SHOULD AN OFFICIAL DETERMINATION OF PARCELS OF RECORD REVEAL THAT ADDITIONAL PARCELS AND/OR DEVELOPMENT RIGHTS EXIST,THE INTENT OF THIS PLAT IS NOT TO COMBINE THESE PARCELS OR EXTINGUISH DEVELOPMENT RIGHTS. 5. T.M.65-11E IS SUBJECT TO THE FOLLOWING: A. EASEMENTS TO VIRGINIA ELECTRIC AND POWER COMPANY(D.B.830-354,0.B.295-445 & D.B.269-429). B. EASEMENTS TO VIRGINIA TELEPHONE & TELEGRAPH COMPANY(D.B.507-288 & D.B.394-314). 6. T.M.65-11E IS SUBJECT TO THE FOLLOWING INSOFAR AS THEY MAY APPLY: A. AN EASEMENT TO VIRGINIA ELECTRIC AND POWER COMPANY(O.S.261-335). B. EASEMENTS TO VIRGINIA PUBLIC SERVICE COMPANY(D.B.213-269 & D.B.207-229). 7. NO TITLE REPORT FURNISHED. ALL EASEMENTS KNOWN BY ME ARE SHOWN OR NOTED HEREON. THIS PROPERTY IS SUBJECT TO ANY ADDITIONAL CONDITIONS,UTILITIES,EASEMENTS AND/OR COVENANTS THAT MAY EXIST. GL RURAL SUBDIVISION PLAT PARCEL D1, CONTAINING 7.07 ACRES A PORTION OF PARCEL D THE PROPERTY OF CASTALIA-CISMONT INVESTMENTS,LLC LOCATED ON STATE ROUTE 60O(STONY POINT PASS) ABOUT ONE MILE NORTHWEST OF STATE ROUTE 231(GORDONSVILLE ROAD) AT CISMONT RIVANNA MAGISTERIAL DISTRICT ALBEMARLE COUNTY,VIRGINIA SCALE: 1" = 200' DATE: AUGUST 20, 2018 FOR CASTALIA-CISMONT INVESTMENT,LLC ROGER W.RAY & ASSOC.,INC. 663 BERKMAR COURT CHARLOTTESVILLE,VIRGINIA 22901 TELEPHONE: (434) 293-3195 RAYSURVEYING.COM VICINITY MAP SITE ---� SCALE: 1" = 2000' +/- LINE1 DELTA RADIUS ARC 1 TANGENT 1 CHORD CHORD BEARING Cl 12'37'12" 1135.00 250.00 125.51 249.49 S36'05'17"E qI 600 GORDONSVILLE Ap ROAD 31 A 9S S LOUISA ROAD 22 GORDONSVILLE CISMONT ROAD 231 LINE I BEARING DISTANCE LS N41'22'i4"E 24.62 L2 N40'08'11"E 15.00 T.M.65-13 27"MARKED CHESTNUT OAK FOUND \ (2017) FOUND (2017) T.M.64-23 JOHN COLES ET AL D.B.3966-100 D.B.291-63 D.B.244-14i PLAT D.B.135-213 DESC. IRON GRAPHIC SCALE 1"=200' 0 200 400 600 T.M.65-4B LOT 1 PHILIP N.NELSON,JR. & JOIE S.NELSON D.B.695-14 D.B.576-582 PLAT GRAVEL IRON:; SET (2017) g'9 8 �\ 2so 1 '0 „ 5� • F PARCEL Di 7.07 ACRES \9�9'! �\ T.M.65-11E PARCEL D CASTALIA-CISMONT INVESTMENT,LLC D.B.4881-413 D.B.4826-307 & 308 PLAT D.B.526-290 PLAT RESIDUE= 45.85+/- ACRES •9�0 �q9 O� ST �°CgTrO 9�qM e��cP �` MBA •�—•-��..._...�... 9 T.M.65-13 , •flgys' \gyp 3�ss\ f \i �yV T.M.65-5 JOHN S.& RUBY A.CRONK T.M. 65-6A1 221LAT D.13DANDRIDGE D. 21 PLAT WOOLWORTH D.B.2997-408, S37'08'42"E 411 & 412 PLAT %176.31' IRON SET / �.� (2017) T.M. 6A CECIL HOLDINGS, LLC D.B.4993-628 \! ��\ \ D.8.4826-297 9,5, i � •.�•:\ , & 303 PLAT <G F9 FOR REVIEW \' \ o�JA ••• �.\per,. IRON SET \ �\ Go AT 15.00' ��\%\90, Ip ¢. m NIII m ; 1�1 :• 1�1 J T.M.65-110 SCALE: 1" - 200' DATE: AUGUST 20, 2018 ROGER W.RAY & ASSOC.,INC. 663 BERKMAR COURT CHARLOTTESVILLE,VIRGINIA 22901 TELEPHONE: (434) 293-3195 RAYSURVEYING.COM RHFFT P nF 0 139.ri0F VICINITY MAP ILINEI DELTA I RADIUS I ARC I TANGS! SITE SCALE: 1" - 2000' +/- 1 C11 12*37'12'1 1i35.00 250-001 125. sT �/ 600 CORDONSYILLE A0 ROAD 1�L� 31 .09 ss LOUISA ROAD GORDONSVILLE CISMONT ROAD 31 ILINEI BEARING IDISTANCE 1-1 N41'22'140E 24.62 L21 N40*08'11'El 15.00 T.M.65-13 27'MARKED CHESTNUT OAK FOUND (2017) T.M.65-13 ER FOUND (2017) GRAPHIC SCALE 1"-200' 0 200 400 600 HEALTH DEPARTMENT COPY NOT FOR RECORDATION T.M.65-48 LOT i PHILIP N.NELSON,JR. S JOIE S.NELSON 0.8.695-14 D.8.576-582 PLAT GRAVEL T.M.64-23 IRON �•,• :; , JOHN COLES ET AL SET D.B.3966-100 (2017) 6 �\ D. B.291-63 3 9 1 •_ v:; D.B.244-141 PLAT D.B.135-213 DESC. S�• F 2� P ALONG STREAM T I h AS IT MEANDERS oo, URSES SHOWN SS PARCEL 01J Pffiposm SEKIC 77.07 acRES m. CO se ,0. 4 A LAB -.iga \<L% Oa !E FLAB a IF ---- --pe s'F ems' g6 imok \y� FLAB FLAB IRON 2 I � SET j[ is _ well 3b 1f� �99\ ' \4��fson9 T.M.65-14E PARCEL 0 CASTALIA-CISMONT INVESTMENT.LLC D.B.4881-413 0.8.4826-307 6 308 PLAT D.B.526-290 PLAT RESIDUE- 45.85+/- ACRES \ 9 \ \1�00 s OD * `—� 4y \ _ .. Scale t = 6VV- "- bon rrome riou House, Well and Drain Field Sites Parcels D and Di A Division of Tax Map 65-11E T.M.65-5 JOHN S.& RUBY A. CROW T.M. 65-6A1 D.B.599-219. 1.11DGE D. 221 PLAT WOOLWORTH D.B.2997-408, 411 & 412 PLA' S37908'42"E 176.31' IRON SET / (2017) , s'�9��•. T.6A C CECIL HOLDINGS, LLC O.B.4993-628 D . B . 4826-297 w ( 3 PLAT �0 t 6g9' IRON SET ' 00' • \ %\ ,o O \%\9ss \ Id .1 \ 10 l�(A al' lily a'; Ills NII1 f : lii� T.M.65-110 FOR REVIEW SCALE: 1" m 200' DATE: AUGUST 20, 2018 Steve Gooch Consulting Geologist 703 Oliver Creek Road Troy, Virginia 22974 ROGER W.RAY & ASSOC.,INC. 663 BEWMAR COURT CHARLOTTESVILLE,VIRGINIA 22901 TELEPHONE: (434) 293-3195 RAYSUFWEYING.COM SHEET 2 OF 2 13250E Shenandoah Soil Consulting, LLC P.O. Box 192, Wolftown, VA 22748 (540)383-568o ® Construction ❑ Repair Permit Permit OSE/PE Report For: © Voluntary Upgrade Permit ® Certification Letter Page 1 of 5 Subdivision Approval Property Location: 911 Address: TBD Stony Point Pass City: Keswick Lot D2 Section Subdivision GPIN or Tax Map # 55-11 E Lot D2 Health Dept ID # Latitude Longitude Applicant or Client Mailing Address: Name: Shimp Engineering, P.C. (owner: Castalia-Cismont Investment, LLC) Street: 912 East High Street City: Charlottesville State VA Zip Code 22902 Prepared by: OSE Name Michael L. Stroble License # 1940001477 Address P.O. Box 192 City Wolftown State VA Zip Code 22748 PE Name License # Address City State Zip Code Date of Report 2/5/2020 Date of Revision #1 OSE/PE Job # 190028 Date of Revision #2 Contents/Index of this report (e.g., Site Evaluation Summary, Soil Profile Descriptions, Site Sketch, Abbreviated Design, etc.) Page 1: OSE Certification Page 4: Survey Location of Drainfield & R/A Page 2: Site & Soil Evaluation Summary Page 5: Abbreviated Design Page 3: Soil Evaluation Notes Attachment: Copy of Subdivision Survey Plat Certification Statement I hereby certify that the evaluations and/or designs contained herein were conducted in accordance with the applicable provisions of the Sewage Handling and Disposal Regulations 112 VAC5-610), the Private Well Regulations (12 VAC5-630), the Regulations for Alternative Onsite Sewage Systems (12VAC5-613) and all other applicable laws, regulations and policies implemented by the Virginia Department of Health. I further certify that I currently possess any professional license required by the laws and regulations of the Commonwealth that have been duly issued by the applicable agency charged with licensure to perform the work contained herein. OThe work attached to this cover page has been conducted under an exemption to the practice of engineering, specifically the exemption in Code of Virginia Section 54.1-402.A.11 I recommend that a (select one): construction permit ®certification letter © subdivision approval Elbe (select one) Issued repair ppeerm�it ® voluntary upgrade 13 Denied❑ OSE/PE Signature ,Gc[-fiv Date 715-1,24,U This form contains personal information subject to disclosure under the Freedom of Information Act. Revised 12.12014 Page 2 of 5 Site and Soil Evaluation Report VDH Use Only HDIN: General Information Date: 71912019 Albemade County Health Department Client: c/o Shimp Engineering, P.C. Phone: (434) 227-5140 Client Address: 912 East High Street, Charlottesville Property Address: TBD Stony Point Pass, Keswick Tax Map/GPIN #: 55-11 E Lot D2 Subdivision: Section: Block: Lot: D2 Soil Information Summary l . Position in landscape satisfactory: 9 Yes ❑ No Describe landscape position: Sldeslope 2. Slope: 88-111 % (Cr @ T' in R/A) 3. Depth to rock/impervious strata: Max. 55 in. Min. 26 in. ❑ Not observed 4. Free Water Present: ❑ Yes 9 No Range in inches: 5. Depth to seasonal water table (gray mottling or gray color): inches 9 Not observed 6. Soil percolation rate estimated: 9 Yes ❑ No Estimated rate: 95 min/in at 12 inches depth Texture Group: ❑ 1 ❑ it 11111111 ❑ IV 7. Percolation test performed: © Yes El No If yes, provide additional data on percolation test results. Name and title of ev luator:: Michael L. Stroble, AOSE Signature: Akll,2.� El Site approved: AbsorptlanTrenches (describe dispersal area, e.g. absorption trenches) dispersing Septic Tank Effluent (proposed level of treatment at time of evaluation) to be placed at 112 (inches) depth at site designated on permit. Site provides a total of 6,840 square feet of absorption area for proposed reserve area only. Site disapproved: Reasons for rejection (check all that apply) I. ❑ Position in landscape subject to flooding or periodic saturation. 2. ❑ Insufficient depth of suitable soil over hard rock. 3. ❑ Insufficient depth of suitable soil to seasonal water table. 4. ❑ Rates of absorption too slow. 5. ❑ Insufficient area of acceptable soil for required absorption area, and/or reserve area. 6. ❑ Proposed system too close to well. 7. ❑ Other (specify) This form contains personal information subject to disclosure under the Freedom of Information Act. Revised 12/1/2014 Pale 3 of 5 Date of Evaluation: 718/2019 Profile Description SOIL EVALUATION REPORT Property ID: 55-11E LotD2 Where the local health department conducts the soil evaluation the location of profile holes may be shown on the schematic drawing on the construction permit or the sketch submitted with the application. If soil evaluations are conducted by a private Onsite Soil Evaluator or Professional Engineer, location of profile holes and sketch of the area investigated including all structural features (i.e. sewage disposal systems, wells, etc.) within 100 feet of the site and reserve site shall be shown on the reverse side of this page or prepared on a separate page and attached to this form. ® See application sketch ❑ See Construction Permit ❑ See sketch on reverse side or page attached to this form. Hole # Horizon Depth (inches) Description of color, texture, etc. Texture Group HA-1 A 0-0.5 SYR 3/4 dark reddish brown Silt Loam friable, roots III Reserve Bic 0.5-7 2.5YR 416 red Silty Clay Loam friable, some roots, yellred lithochromic colors III Ct 7-16 SYR 516 yellowish red Silt Loam friable, yel/red/wht lithochromic variegation, few roots III Cr 16-26 weathered schist, firm in place HA-2 A 0-2 SYR 3/4 dark reddish brown Silt Loam friable, roots III Reserve Bt 2-7 2.5YR 4/6 red Silty Clay Loam friable, some roots III Cr 7-8 weathered schist, firm in place III HA-3 A 0-1 SYR 3/4 dark reddish brown Silt Loam friable, roots III Reserve BIC 1-11 2.5YR 416 red Silty Clay Loam friable, some roots, yel/red lithochromic colors III Ct 11-20 2.5YR 416 red Silty Clay Loam friable, few roots, 7.5YR 6/3 light brown lithochromic colors III CICr 20-26 weathered schist, firm in place, few roots HA-4 Btt 0-6 IOR 418 red Silty Clay Loam, friable, roots, 'A' horizon appears to have eroded III Primary Bt2 6-24 2.5YR 418 red Silty Clay Loam friable, some roots, Quartz fragments III Bt3 24-55 10R 4I6 red Silty Clay Loam friable, some roots III HA-5 Bill 0-15 10R 4/8 red Silty Clay Loam, friable, roots, 'A' horizon appears to have eroded III Primary Bt2 15-26 2.5YR 4/8 red Silty Clay Loam friable, some roots, Quartz fragments, Auger Refusal Q 26" III HA-6 Btl 0-7 10R 4/8 red Silty Clay Loam, friable, roots, 'A' horizon appears to have eroded III Primary Bt2 7-22 2.5YR 418 red Silty Clay Loam friable, some roots, Quartz fragments III Bt3 22-45 10R 4I6 red Silty Clay Loam friable, some roots, few Quartz fragments III REMARKS: overall, soils evaluated across the proposed drainfield and reserve areas were observed to be similar, respectively. This form contains personal information subject to disclosure under the Freedom of Information Act. Revised 12/1/2014 SUBDIVISION DRAINFIELD & RESERVE LOCATIONS Client: Shimp Engineering, P.C. Address: TBD Stony Point Pass Keswick, VA 22947 Tax Map: 55-1 lE Lot D2 'J 00'+ To Offsite \Approved DF Site 100'+ To Proposed Onsite R/A Site PARCEL D2 5.08 ACRES Potential 4BR SFD E3 (�O Slope O A Cjb m PROPOSED SEPTIC DRAINFIELD AREAS RON SET GRAPHIC SCALE: Project No. 1" = 80, 190028 01 40' 80 No other potential pollution sources or receptacles were identified within 200' of the proposed well and septic systems, respectively. O� 6`1 LEGEND 0 Potential IIIC Well Q Soil Profile Boring Appro>nnara Lmauon © D/F Comer Stake Page 4 of 5 N 0 R r DRAWN BY: M LS DATE: 2/5/2020 Page 5 of 5 Design Calculations PRIMARY Site, Lot D2 DRIP DISPERSAL WITH TL-3 EFFLUENT Design Basis A. Estimated Percolation Rate 95 @ 12" B. Square footage 882 (150GPD/0.17 GPD PER SQ. FT.) Required per bedroom Based on ❑Gravity ❑ LPD ®Other: TL-3 EFFLUENT TO DRIP DISPERSAL, PER 12 VAC 5-613-10, REGULATIONS FOR ALTERNATIVE ONSITE SEWAGE SYSTEMS AND GMP'S 14 7.107. C. Number of bedrooms Area Calculations D. Length of lines (ft.) E. Length of available area (ft.) F. Width of trench (ft.) G. Number of lines H. Center -to -center spacing (ft.) I. Width required (ft.) J. Width of available area (ft.) K. Slope Increase Factor(%) L. Total square footage required M. Square footage in design n 80 80 2 20 2.34 48 48+ (contour flare) 17 3,529 (0.17 sgft/4BR) 3,840+ N. Reserve Area Required? Yes, Drip Irrigation reserve area provided.