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HomeMy WebLinkAboutSUB202300001 Study 2023-01-30Soils Study for Drain Field Sites Revised Tax Map 31-26D and 31-26E A Boundary Line Adjustment Albemarle County SUB202300001 Prepared for: Meara Charnetzki 3795 Earlysville Road Earlysville, VA 22936 Prepared by: Steve Gooch Consulting Geologist, Inc. 703 Oliver Creek Road Troy, Virginia 22974 January 26, 2023 Page 1 of 5 OSEME Report for: Construction Permit -El Certification Letter ❑ Subdivision Approval W1 Property Location: 911 Address: 3795 Earlysville Road City: Lot Section Subdivision _ GPIN or Tax Map # 31-26D (Revised) Health Dept ID Latitude Longitude Applicant or Client Mailing Address: Name: Meara Charnetzki Street: 3795 Earlysville Road City: Earlysville State VA Zip Code 22936 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 1/26/23 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 Abbreviated Design Forms Soil Profile Sheets Plat Soil Information Summary Sheets Certification Statement 1 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 Virginia Section 54.1402.11 I recommend that a (select one): nstruction permit❑ certification letter subdivision approval �✓ be (select one) issuedQ denied U . OSE/PE Signature J)Tdi& Date 1 f zL Soil Profile Reserve Drain Field Revised Tax Map 31-26D Albemarle County Hole Depth Horizon Material Description Soil Texture (in.) Group 1 0-4 BA Yellowish red (5YR 5/8) clay loam, friable 3 4-70 Bt Red (I OR 5/8) silty clay loam, firm 3 70-84 C Yellowish red (5YR 5/8) sandy clay loam, friable 2 2 0-2 BA Yellowish red (5YR 5/8) clay loam, friable 3 2-34 Bt Red (I OR 5/8) silty clay loam, firm 3 34-60 Bt Red (2.5YR 4/8) silty clay loam, friable 3 60-67 C Yellowish red (5YR 5/8) sandy clay loam, friable, gneiss 2 fragments below 64" 67- R 3 0-6 BA Yellowish red (5YR 5/8) clay loam, friable 3 6-30 Bt Red (I OR 5/8) silty clay loam, firm 3 30-42 BC Red (2.5YR 5/8) clay loam, yellowish red (5YR 5/8) sandy 3 loam, 10% gneiss fragments 42- R 4 0-2 A Gray (IOYR 5/1) loam, friable 2 2-10 BA Yellowish red (5YR 5/8) clay loam, friable 3 10-42 Bt Red (I OR 5/8) silty clay loam, firm 3 42-60 BC Red (2.5YR 5/8) clay loam, yellowish red (5YR 5/8) sandy 3 loam, friable 5 0-6 BA Yellowish red (5YR 5/8) clay loam, friable 3 6-35 Bt Red (I OR 5/8) silty clay loam, firm 3 35-60 Bt Red (2.5YR 4/8) silty clay loam, friable 3 Page 3 of -5-- Appendix 2 Soil Summary Report GENERAL INFORMATION Date 7/11/22 Submitted to Albemarle County Health Department Applicant Meara Charnetzski Telephone Number Address 3795 Earlsyville Road Earlysville, VA 22936 Owner Same Address Same Location 3795 Earlsyville Road Tax Map 31-26D (Revised) Subdivision Block/Section Lot SOIL INFORMATION SUMMARY 1. Position in landscape satisfactory? Fx- Yes f No Describe shoulder 2. Slope 6 % 3. Depth to rock or impervious strata: Max. 84..+ Min. 42" None 4. Depth to seasonal water table (gray mottling or gray color) r No r Yes inches 5. Free water present r No r Yes range in inches 6. Soil percolation rate estimated R Yes Texture group 1 II II IV r No Estimated rate 80 min/inch 7. Permeability test performed r Yes R No If yes, note type of test performed and attach r Site Approved: Drainfield to be placed at 30" depth at site designated on permit. r Site Disapproved: Reasons for rejection: I. r Position in landscape subject to flooding or periodic saturation. 2. F- Insufficient depth of suitable soil over hard rock. 3. 7 Insufficient depth of suitable soil to seansonal water table. 4. r Rates of absorption too slow. 5. r Insufficient area of acceptable soil for required drainfield, and/or Reverse Area. 6. r Proposed system too close to well. 7 F- Other Specify (attach additional pages if necessary) p«,r_ q OF�� 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, C1 only the reserve area (check one) for _ Revised Tax Map 31-26D Design Basis Total length of available area: 65' Total width of available area: 60' Estimated Perc. Rate: 80 at 30" in. (depth) Number of bedrooms (or GPD): 2 1 2 Conveyance Method : Pub Distribution method (specify): Pump 3c Dispersal system basis VDH Loading Rate Guidance Table LGMI required? No (Yes/No) Effluent quality required: Advanced Secondary (TL 3) (Primary, Secondary, Advanced Secondary) Square feet per bedroom: 224 LPD Trench Linear loading rate — 0.67 gpd/sgfi Area Calculations Number of trenches 7 Width of trenches: 3' Reserve required? This is reserve Total trench bottom area required: 896 Length of trenches: 65' (3) + 33' (4) Center to center spacing: 9' Percent reserve area required: 200 Total width of absorption area required: 57' Total trench bottom area provided: 981 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 AL Aftm X a° NOTE: THE EXISTING WELL ON TM 31-26D IS NOT IS USE. WATER SUPPLIED BY WATER SYSTEM THAT SERVES EARLYSVILLE FOREST SUBDIVISION. I bcale I- = Ivv .- 6ou rrome rloie House, Well and Drain Field Sites Revised Tax Map 31-26D 3795 Earlysville Road Albemarle County,VA Steve Gooch Consulting Geologist 703 Oliver Creek Road Troy, Virginia 22974 Y • o•ao F =c ai . a PO oQr 0' i •t Page 1 of 8 OSE/PE Report for: Construction Permit El Certification Letter 0 Subdivision Approval W1 Property Location: 911 Address: 3795 Earlysville Road City: Lot Section Subdivision GPIN or Tax Map # 31-26E (Revised) Health Dept ID # Latitude Longitude Applicant or Client Mailing Address: Name: Meara Charnetzki Street: 3795 Earlysville Road City: Earlysville State VA Zip Code 22936 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 1126/23 Date of Revision #I 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 Sheets Soil Information Summary Sheets Abbreviated Design Forms 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 541-402.11 I recommend that a (select one): nstruction permit❑ certification letter subdivision approval R1 be (select one) issued denied U . OSE/PE Signature de l Date !%Z6r2''i ) 7q 9'- Z OF 8 Soil Profile Primary Drain Field Revised Tax Map 31-26E Albemarle County Hole Depth Horizon Material Description Soil Texture (in.) Group 6 0-4 BA Yellowish red (5YR 5/8) clay loam, friable 3 4-48 Bt Red (1OR 5/8) silty clay loam, firm 3 48-84 C Red (2.5YR 5/8) clay loam, friable 3 7 0-2 A Gray (10YR 511) loam, friable 2 2-8 BA Yellowish red (5YR 5/8) clay loam, friable 3 8-47 Bt Red (I OR 5/8) silty clay loam, firm 3 47-69 Bt2 Red (2.5YR 5/8) clay loam, friable 3 69-84 C Light red (2.5YR 6/8) sandy loam, friable 2 8 0-2 A Gray (10YR 511) loam, friable 2 2-9 BA Yellowish red (5YR 5/8) clay loam, friable 3 9-46 Bt Red (I OR 5/8) silty clay loam, firm 3 46-84 Bt2 Red (I OR 4/8) silty clay loam, friable 3 9 0-2 A Gray (10YR 511) loam, friable 2 2-9 AB Light reddish brown (5YR 5/4) clay loam, friable 3 9-46 Bt Red (1 OR 5/8) silty clay loam, firm 3 46-75 C Yellowish red (5YR 5/8) sandy clay loam, friable 2 75- R 10 0-1 A Gray (10YR 511) loam, friable 2 1-9 AB Light reddish brown (5YR 5/4) clay loam, friable 3 9-46 Bt Red (I OR 5/8) silty clay loam, firm 3 46-84 Bt2 Red (2.5YR 5/8) silty clay loam, white (10YR 8/1) feldspar,3 (lithochromic), friable Page � of _F Appendix 2 Soil Summary Report GENERAL INFORMATION Date 7/11/22 Submitted to Albemarle County Health Department Applicant Meara Charnetzski Telephone Number Address 3795 Earlsyville Road Earlyyville, VA 22936 Owner Same Address Same Location 3795 Earlsyville Road Tax Map 31-26E (Revised) Subdivision Block/Section Lot SOIL INFORMATION SUMMARY- P IMcf 1. Position in landscape satisfactory? rx Yes (- No Describe shoulder 2. Slope 4 % 3. Depth to rock or impervious strata: Max. 84"+ Min. 75" None 4. Depth to seasonal water table (gray mottling or gray color) R No I- Yes inches 5. Free water present r No F- Yes range in inches 6. Soil percolation rate estimated r Yes Texture group 1 II III IV r No Estimated rate 85 min/inch 7. Permeability test performed F Yes Fx No If yes, note type of test performed and attach r Site Approved: Drainfield to be placed at 57" depth at site designated on permit. r 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. r- Rates of absorption too slow. 5. r Insufficient area of acceptable soil for required drainfield, and/or Reverse Area. 6. F- Proposed system too close to well. 7• r Other Specify (attach additional pages if necessary) ))4,7- y o�- F 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 t7 primary and reserve area, Q/only the primary area, O only the reserve area (check one) for Revised Tax Map 31-26E Design Basis Total length of available area: 90, Total width of available area: 90' Estimated Perc. Rate: 85 at 57" in. (depth) Number of bedrooms (or GPD): 3 Conveyance Methodl: Pub 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: 718 Area Calculations Number of trenches 8 Width of trenches: 3' Reserve required? Yes Total trench bottom area required: 2154 Length of trenches: 90' Center to center spacing: 9' Percent reserve area required: 100 Total width of absorption area required 66' Total trench bottom area provided: 2160 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 PQ-x vF F Soil Profile Reserve Drain Field Revised Tax Map 31-26E Albemarle County Hole Depth Horizon Material Description Soil Texture (in.) Group 11 0-2 Al Gray (IOYR 511) loam, friable 2 2-10 A2 Light brown (7.5YR 6/4) loam, friable 2 10-45 Bt Red (1 OR 5/8) silty clay loam, firm 3 45-60 Bt2 Red (2.5YR 5/8) clay loam, friable 3 60-84 C Yellowish red (SYR 5/8) sandy loam, friable 2 12 0-2 Al Gray (IOYR 511) loam, friable 2 2-14 BA Yellowish red (SYR 5/8) clay loam, friable 3 14-45 Bt Red (1 OR 5/8) silty clay loam, firm 3 45-69 Bt2 Red (2.5YR 5/8) clay loam, friable 3 69-84 C Yellowish red (SYR 5/8) sandy loam, friable 2 13 0-2 Al Dark gray (10YR 4/1) loam, friable 2 2-13 A2 Light yellowish brown (1 OYR 6/4) loam, friable 2 13-43 Bt Red (I OR 5/8) silty clay loam, firm 3 43-64 Bt2 Red (2.5YR 5/8) clay loam, friable 3 64-84 C Light red (2.5YR 6/8) silt loam, friable 3 14 0-2 Al Gray (IOYR 511) loam, friable 2 2-10 BA Yellowish red (SYR 5/8) clay loam, friable 3 10-48 Bt Red (I OR 5/8) silty clay loam, firm 3 48-75 Bt2 Red (2.5YR 5/8) clay loam, friable 3 75-84 C Yellowish brown (10YR 5/8) sandy loam, friable 2 15 0-2 Al Gray (IOYR 511) loam, friable 2 2-8 A2 Light brown (7.5YR 6/4) loam, friable 2 8-15 BA Yellowish red (SYR 5/8) clay loam, friable 3 15-37 Bt Red (lOR 518) silty clay loam, firm 3 37-84 Bt2 Red (2.5YR 5/8) clay loam, friable 3 Page Co of Appendix 2 Soil Summary Report GENERAL INFORMATION Date 7/11/22 Submitted to Albemarle County Health Department Applicant Meara Charnetzski Telephone Number Address 3795 Earlsyville Road Earlysville, VA 22936 Owner Same Address Same Location 3795 Earlsyville Road Tax Map 31-26E (Revised) Subdivision Block/Section Lot SOIL INFORMATION SUMMARY- Rc>ectre 0 1. Position in landscape satisfactory? IX Yes r No Describe shoulder 2. Slope 6 % 3. Depth to rock or impervious strata: Max. Min. None x 4. Depth to seasonal water table (gray mottling or gray color) (x No i— Yes inches 5. Free water present 1X— No r Yes range in inches 6. Soil percolation rate estimated IX Yes Texture group I II II IV r No Estimated rate 55 min/inch 7. Permeability test performed F Yes r No If yes, note type of test performed and attach Site Approved: Drainfield to be placed at 66" depth at site designated on permit. r Site Disapproved: Reasons for rejection: 1 r 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. r Insufficient area of acceptable soil for required drainfield, and/or Reverse Area. 6. r Proposed system too close to well. 7 r Other Specify (attach additional pages if necessary) Abbreviated Design Form Pc.'-,e-7 u�--7- 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, ❑ only the primary area, 9?16�nly the reserve area (check one) for Revised Tax Map 31-26E Design Basis Total length of available area: 70' Total width of available area: 105' Estimated Pere. Rate: 55 at 66" in. (depth) Number of bedrooms (or GPD): 3 Conveyance Methods: Pu_ p Distribution method2 (specify): Pump_ Dispersal system basis'OTable 5.4 Effluent quality required: Primary Square feet per bedroom: 412 Area Calculations Number of trenches 6 Width of trenches: 3' Reserve required? this is reserve LGMI required? No (Yes/No) (Primary, Secondary, Advanced Secondary) Total trench bottom area required: 1236 Length of trenches: 70' Center to center spacing: 9' Percent reserve area required: 100 Total width of absorption area required 48' Total trench bottom area provided: 1260 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 � aw.a'_i� sredar� �o ° Yb r�7 oq • .10 X �i Iry I l oLf'� 0# 11- I _ 1 .� � i 10 4 AC. rI AC. * �' 3.46 AC. RESIDUE <• imon� House, Well and Drain Fi Revised Tax Map 31-26E Earlysville Road Albemarle County. VA Steve Gooch Consulting 703 Oliver Creek Road Troy, Virginia 22974 n It )file Hole Sites I �r e :) fogist ARLy3V,L p4ye''v�-'7 t �P¢ •.SgOgyO igOZaF F 1 )G�q�P�.�•� a 4 4 a: a� —A .A I