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HomeMy WebLinkAboutSUB202100210 Review Comments Final Plat 2022-04-04401 McIntire Road, North Wing rei>ym Charlottesville, VA 22902-4579 Sl'a r County of Albemarle Telephone: 434-296-5832 COMMUNITY DEVELOPMENT DEPARTMENT WWW.ALBEMARLE.ORG Memorandum To: Tyler Jamison (TJamison@roudabush.com) From: Kevin McCollum, Senior Planner I Division: Planning Date: April 4, 2022 Subject: SLTB202100210 ROYAL ACRES SUBDIVISION LOTS 26 AND 27 - BLA The County of Albemarle Planning Division will grant or recommend approval of the plat referenced above once the following comments have been addressed: [Each comment is preceded by the applicable reference, which is to the Subdivision/Zoning Ordinances unless otherwise specified.] [14-302(B)(5)] Revise the Zoning information. a. Revise Note 5. The Parcels are zoned Rural Areas and are subject to the Entrance Corridor Overlay District. Comment addressed. b. Remove Note 3. Critical Slopes are not an Overlay District and do not need to be listed in the Notes. Steep Stopes are an Overlay District, but those only apply to properties in the Development Areas. Comment addressed. c. Revise Note 13. The Middle Rivanna River Watershed is not a Water Supply Watershed and does not need to be included on the Plat. Remove the Entrance Corridor comment and add it to Note 5 as mentioned above. Comment partially addressed. See comment f below. d. Include a reference to Letter of Determination LOD201900017 (7/22/2019). In this letter the Zoning Administrator determined Lots 26 and 27 were lots of record and thus each contained one (1) development right. Comment addressed. e. Revise Note 10 to state that when the development rights are used, they are to be within their original 1980 parcel boundaries as depicted in LOD201900017. Comment addressed. f Revise Note 11 to include a statement that the Parcel does not lie within a Water Supply Watershed. Comment addressed. 2. [14-303(E)1 Identify the private access easement holder(s) on the plat. Comment addressed. Please make sure to record the Maintenance Agreement along with the Plat. Comment addressed. 3. [14-303(E)1 Add a note stating that maintenance of the private access easement shall be by the owners of the lots affected by the private street access easement and not by the Virginia Department of Transportation or the County. Comment addressed. 4. [14-302 (13)(1)] Please add a date of last revision. Comment addressed. 5. [14-306, 13-3171 Creation of new private streets requires recordation of a private street maintenance agreement. A template of the agreement is attached to this letter. Please complete the template and fill in specific information as necessary for this subdivision and provide a copy of the agreement with the next plat submittal. The maintenance agreement will be forwarded to the County Attorney for review once it is received. Please see Andv Herrick's ar000sed revisions (attached). Incorporate these revisions and have the agreement signed, notarized, and recorded along with the Plat. Make core date of revision 6. [14-309 & 14-3101 Soil evaluations & Health director approval of septic systems. Please provide soils evaluations for the proposed lots. This information will be reviewed by the Health Department. Health Director approval is required prior to final plat approval. Comment stands. Comment response letter indicates soils evaluations have been sent to VDH, but I have not heard anvthina from them or seen any evidence that these soils evals have been sent to them. Please provide additional information. soils F.voluntions were sent to VDH for review on 2/15/2022_ Comments addressed 7. [14-303(1)] Per an Albemarle County subdivision ordinance tent amendment that was recently approved, maintenance agreements are no longer required by the subdivision ordinance for improvements shown on the plat. The maintenance agreement referenced in Comment 5 above no longer needs to be recorded along with the plat. Please include the following note on the plat instead: a. "Unless specifically denoted as public, the streets and other required improvements in this subdivision are private in nature and will not be maintained by either the Virginia Department of Transportation or any other public agency. The maintenance thereof is the mutual obligation of the affected lot owners. Failure to maintain the improvements in substantially the same condition as originally approved by the County may constitute a violation of County ordinance(s)." Please contact Kevin McCollum in the Planning Division by using kmccollum@albemarle.org or 434-296-5832 ext.3141 for further information. Comments from other reviewers: Virginia Department of Health (VDH) - Alan Mazurowski, alan.mazurowski&vdh.virginia.gov — Approved. Albemarle County Attorney — Andy Herrick, aherrick e albemarle.org — Requested changes, see proposed maintenance agreement revisions attached. Comments addressed. PC RGINIA VDHOFIHEALTH NT Protecting You and Your Environment April 4, 2022 Kevin McCollum Planner Department of Community Development 401 McIntire Road, North Wing Charlottesville, Virginia 22902 Albemarle County Health Department 1138 Rose Hill Drive Charlottesville, VA 22903 (434) 972-6219 Voice (434) 972-43 10 Fax APPROVED RE: Review of Proposed Subdivision Plat and attached Soils Information for Individual Onsite Sewage Systems as part of a division of Tax Map 79A2-OG-26 & 27 located in Albemarle County, Virginia. Dear Mr. McCollum: On February 15, 2022 the County of Albemarle initially 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 Thomas G. Hogge; Onsite Soil Evaluator Number 1940001091. 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, torot*1'ey Environmental Health Technical Consultant Onsite Sewage and Water Programs Blue Ridge Health District �,t OF ALBS, o$ N� County of Albemarle COMMUNITY DEVELOPMENT DEPARTMENT Memorandum Kevin McCollum Senior Planner, Community Development kmccollumna,albemarle.or,g 2/15/2022 TO: Josh Kirtley and Travis Davis Virginia Department of Health 1138 Rose Hill Drive Charlottesville, VA 22906 RE: SUB202100210 Royal Acres Dear Josh and Travis: 401 McIntire Road, North Wing Charlottesville, VA 22902-4579 Telephone: 434-296-5832 W WR'.ALBEMARLE.ORG The County of Albemarle has received application for a Subdivision of 3432 Keswick Rd. This project requires Health Department approval before receiving final County approval. The applicant has provided soils information for the lots as shown on the plat, which is attached. Please review the proposal for suitable subsurface drainfields which comply with the provisions of Chapter 18, Sections 4.2.2, 4.2.3, 4.2.4, and Chapter 14, Sections 14-309 and 14-310 of the Albemarle County Code. Should you have any comments please feel free to contact me. Sincerely, Kevin McCollum Planner Department of Community Development Phone: (434) 296-5832 ext. 3141 OSE/PE Report For: Construction ® Repair ❑ Voluntary Upgrade Permit Permit Permit Page / of 5 ❑ Certification m Subdivision Letter Approval Property Location: 911 Address: City: Lot 26 Section Subdivision Royal Acres GPIN or Tax Map # 79A2-OG-26 Health Dept ID # Latitude Longitude Applicant or Client Mailing Address: Name: Evergreen Homebuilders Street: 1111 Rose Hill Drive, Suite 3 City: Charlottesville state VA Zip Code 22903 Prepared by: OSE Name Thomas G. Hogge License # 1940-001091 Address PO Box 418 City Ruckersville State VA Zip Code 22968 PE Name License 0 Address City State Zip Code Date of Report Z2 2 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) 1-Cave' 2,3-Site and Soil Evaluation Report 4-Site Sketch 5-Design Calculations Certification Statement I hereby certify that the evaluations and/or designs contained herein were conducted in accordance with the opplicable provisions of the Sewage Handling and Disposal Regulations (12 VAC5-610), 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. 17The work attached to this cover page has been conducted underan 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 0 certification letter 0 subdivision approval Obe(select one) issued A: pe t 0 voluntary upgrade 0 Denied Q OSE/PE Signature Date ..3 ZZ Z This form contains personal information subject to rseiosure under the Freedom of Information Act. Revised 12/1/2014 Site and Soil Evaluation Report Page Z of S DH Use Only HllIN: General Information Date: Z Z2. Aroe"wne County Health Department Owner: Evergreen Homebuilders Phone: Owner Address: Property Address: Tax Map/GPIN tl: 79A2-OG-26 Subdivision: Royal Acres Section: Block: Lot: 26 Soil Information Summary 1. Position in landscape satisfactory: ® Yes ❑ No Describe landscape position: Sideslope 2. Slope: 9 "/" 3. Depth to rock/impervious strata: Max. 60+ in. Min. 36 in. ❑ Not observed 4. Free Water Present: ❑ Yes 0 No Range in inches: 5. Depth to seasonal water table (gray mottling or gray color): inches N Not observed 6. Soil percolation rate estimated: @ Yes ❑ No Estimated rate: 75 min/in at 18 inches depth Texture Group: ❑ I ❑ Il N 111 ❑ IV 7. Percolation test performed: 0 Yes 0 No If yes, provide additional data on percolation test results. Name and title of ev ator: , mas Graham Hogge, OSE Signature: Site approved: Absorpaonirenches (describe dispersal area, e.g. absorption trenches) dispersing Septic tank effluent (proposed level of treatment at time of evaluation) to be placed at 18 (inches) depth at site designated on permit. Site provides a total of 5,000+' square feet of absorption area for primary and reserve (if applicable). *RESERVE AREA ONLY 0 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 12/12014 Pa e 3 of 5 Date of Evaluation: 3-15,22 Profile Description SOIL VALUATION REPORT Property ID: Royal Acres, Revised Lot2s RESERVE FOR EXISTING DWELLING 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 too 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. PITS ❑ See lication sketch ® See Construction Permit ❑ See sketch on reverse side or page attached to this form. Hole M Horizon Depth Inches Description of color, texture, etc. Texture Group 1 Ap 0-10 10 YR 4/3 sandy clay loam 3 at 1046 5 YR 518 yellowish red silty clay loam; few mottles of 2.5 Y 6/6 olive yellow 3 Bic 46-60 5 YR 5/8 yellowish red, very light silty day loam with many subangular schist fragments 3 2 Ap 0-8 7.5 YR 4/6 strong brown sandy clay loam 2 at 8-24 5 YR 518 yellowish red, light, triable silty clay loam; many mottles of 10 YR 616 brownish yellow 3 sic 24-42 10 YR 518 yellowish brown, very light silty clay Team to silt loam schist saprolite, variegated 3 with 2.5 YR 4/8 red and 10 YR 616 brownish yellow; auger refusal at 42; felt like loose rock 3 A 0-7 10 YR 516 yellowish brown silt loam 3 at 7-28 5 YR 516 yellowish red, friable silty clay loam 3 C 2"6 10 YR 813 very pole brown, channery but friable slit loam saprolite with 5 YR 416 yellowish red; 3 auger refusal at 36" REMARKS: — This form contains personal information subject to disclosure under the Freedom of Information Act Revised 12/1/2014 SNP 79A2--DG-19 TYP 79A2--OG-20 1, IA'T 19 LOT 20 \\ EVERETT DRIVE N/F LECKER = -� N/F LEMON G0:5529 PG:97 i + %\DB:5529 PG:97 20' ESMT ((U ROAD D OB: 00 + O \ i DB:280 PG:335 o rn (UNOPENED OB:2BD f 60• �—�I - z � . � S PG:335) 451.E As I S88'2316"IE N7l O CREEK r-.199.57' IF o °d w a Is 31 A`35'SBL�- �I is ffi'_.gmWyl��oz¢ - - IF 0 25.33 I SLOPE 79A2--OG-28 NAp, I g 8 z 3 3G Z V N O I ARE`A` REVISED LOT 27 Ea S ai i N DFC-2<`^ \ �� �\\ \ I�.\ • r " H vd o vi TIIP 79A�� OG-2$ I I\\I :may C4 z T� u o `�' N/F COMBS, KEWN I 'BFc-, I . 2S 0 2 %' `•' 0 W. OR TRACY L I '?rep. '7✓B In I� I P- iMA � o f l f 9 o zs'sBL<o�� Res�n� 102.1 '— _ REVISED BOUND Y rs N88-tl 28'31i-w- 335.74' 3 c N W 20 c N o DF , iDF� SHEDS35'SBL �€B=��W�OI M"Ete ? g i+ (TBR) "v GPP I A ( 79A2 OG-� I 1 c I N ( �; B;EVIS LOT 28 ! TNP 79A2--OG-28 S qoo +i I+ ' I I�I TAT 2B o NJ COLEMAN, JEFFREY ' coN D4 GARBRIBRIMK COIFNAN I 0.7 DF I F� I I AGE DBA455 PGA18 O C, }I Z O NOTe-' Z D N d? ` UP [ + ; $ I W/ BASEMENT �� 1 En /lovoH/ Av R 6 THE $ I �'' oR` r I SEp7/4 / cG ARF $ i � � ( V r �! :- PO o v E cmn, Jr, I m' m„ LEGEND: jN h SBL BUILDING SETBACK NI LINE 4omi1lED� tq 0/D I N) I OF DRAINFIELD STAKE N42'% sE t1 welt— I -M I ( I IF IRON FOUND I IS IRON SET 25�SBL_ , J UGP UNDERGROUND I — - PROPANE TANK /?�PvEJY vT /�A✓C "` �I IF 0 25.08' PD UTILITY PEDESTAL No% /�C Bi �eUP Z IF 0 25.16' _____ ------------TBR TO BE REMOVED c D �--- -- _-_-�j ;'� - -- -y UP UTILITY POLE U % IF 0 2523 sa.N _.,.-. ,L- L1.- ------ WPO WATER PROTECTION • ----- ORDINANCE ^.. 12-;.L 19.9i-- HE§1PICK ROAD i - -- [RTE. 7 R 'CRITICAL SLOPE AREA AM C WATER PROTECTION , (50' RIGHT-OF-WAY) ORDINANCE (WPO) ARE SHC 100 0 100 200 300 AS PER ALBEMARLE COUNTY' GIs.' SCALE: 1"=100' T DATE, 03-22-2022 REV: REV: REV: SCALE: P-100' JOB: 21.2765 FILE: TM OJ SHEEP: 01 OF 02 DRAINFIELD EXHIBIT TAX MAP PARCEL 79A2—QG-26 PROPOSED LOT 26 ROYAL ACRES SUBDIVISION RIVANNA MAGISTERIAL DISTRICT, ALBEMARLE COUNTY, VIRGINIA ROUDABLISK OAU3#ASSOC,10M A PROFESSIONAL CORMMN SERVING 'AROIMA SINCE 1958 PN1$N.'A REM "UNG BBa5 4DST.SEWIMM1 +a NFJM,VNT%V"SO.W L1wn011F.ammv. Y ? L OMLE RaNE+l+anozas WNN ROIln.RIkM.G(a. V5 }.f)G .3I zzCi.��ti o: a c�caacaaezab° Page-5- of S Design Calculations Royal Acres Revised Lot 26 Albemarle County, VA SEPTIC RESERVE FOR EXISTING DWELLING Design Basis A. Estimated Percolation Rate '_.J @ 18" (Minutes per inch) B. Trench bottom square feet Required per Bedroom (from Table 5.4) based on ®Gravity ❑LPD El other: EZ FLOW, PER GMP 135.A C. Number of Bedrooms 0 Area Calculations: D. Length of Trench (ft.) 100 E. Length of Available Area (ft.) 100 F. Width of Trench (ft.) 0 G. Number of Trenches H. Center -to -center spacing (ft.) 0 I. Width required (ft.) 4g J. Width of available area (tt) 50 K. Total square footage required r 1788 L Square footage in design 1800 M. Is a reserve area required? IA APPROVED OSE/PE Report For: ❑ Construction Repair ❑ Voluntary Upgrade Permit Permit Permit ❑ Certification Letter Page / of to Subdivision Approval Property Location: 911 Address: City: Lot 27 Section Subdivision Royal Acres GPIN or Tax Map # 79A2-OG-27 Health Dept ID # Latitude Longitude Applicant or Client Mailing Address: Name: Evergreen Homebuilders Street: 1111 Rose Hill Drive, Suite 3 City: Charlottesville State VA zip code 22903 Prepared by: OSE Name Thomas G. Hogge License # 1940-001091 Address PO Box 418 City Ruckersville State VA Zip Code 22968 PE Name License # Address City State Zip Code Date of Report i-a5�-tea 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) I -Con, 2,3-Site and Soil Evaluation Report 4-Site Sketch 5,6-Design Calculations Certification Statement I hereby certify thatthe 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 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 bythe applicable agency charged with licensure to perform the work contained herein. r-71The 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 54.1-402A.11 I recommend that a (select one): construction permit i]certification letter © subdivision approval Elbe (select one) Issued El r air perms voluntary upgrade E3 Denled ❑ OSE/PE Signature Date /��7"o?oZ This form contains personal information subject to sclosure under the Freedom of Information Act. Revised 12/I/2014 Site and Soil Evaluation Report Page Q of 6 VDH Use Only HDQ' General Information Date: / - ?S: - oZ a- Albemede County Health Department Owner: Evergreen Homebuilders Phone: Owner Address: Property Address: Tax Map/GPIN g: 79A2-OG-27 Subdivision: Royal Acres Section: Block: Lot: 27 Soil Information Summary 1. Position in landscape satisfactory: N Yes ❑ No Describe landscape position: Sldeslope 2. Slope; 15 % 19% in reserve 24" in reserve ROCK WAS HIGHLY FRACTURED/PERVIOUS 3. Depth to rock/impervious strata: Max. 46 in. Min. 36 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: 80—min/in at 24 inches depth Texture Group: ❑ I 1111 N III ❑ IV 4.5 MPI @ 12" in reserve 7. Percolation test performed: []Yes E7 No If yes, provide additional data on percolation test results. Name and title of aI • Thomas Graham Hogge, OSE Signature: El Site approved: shak.trenches, ddp dispersal (describe dispersal area, e.g. absorption trenches) dispersing TL-3 Effluent (proposed level of treatment at time of evaluation) to be placed at 24 (inches) depth at site designated on permit. Site provides a total of 8,000+ square feet of absorption area for primary and reserve (if applicable). ❑ 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 Date of Evaluation: 1-13-22 Profile Description SOIL EVALUATION REPORT Property ID; Royal Acres. Revised Lot27 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. PITS ❑ 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 1 Ap 0-10 7.5 YR 5/4 brown loam 2 PRIMARY at 10-24 5 YR 518 yellowish red, friable silty day loam; many weathered schist mottles of 10 YR 7/6 yellow 3 Cat 24-36 10 YR 716 yellow, frable Silty clay loam to silt loam schist sapro6la with 7.5 YR $/6 strong brown; rock at 36' 3 2 A 0.7 7.5 YR 416 strong brown, gravelly loam 2 PRIMARY at 7-32 2.5 YR 418 red silty clay loam; subangular blocky 3 Bic 3246 2.5 YR 518 red, light silty clay loam schist seprollte, variegated with 2.5 YR 716 light red 3 and 10 YR 716 yellow; rock at 46" 3 A 0-5 10 YR 5/4 yellowish brown loam 2 PRIMARY CB 5-20 10 YR 518 yellowish brown, friable stony loam 2 C 20-36 7.5 YR 6/6 reddish yellow, stony, sandy loam; rock at 36" 2 4 Ap 0-10 10 YR 5/4 yellowish brown, stony loam 2 RESERVE C 10-24 7.5 YR fife reddish yellow, stony, sandy loam; rock at 24" 2 5 Ap 0-8 7.5 YR 416 strong brown loam 2 RESERVE C 8.24 7.5 YR 4/6 strong brown, friable, stony loam; pit terminated on highly fractured schist (Cr) 2 REMARKS: NOTE: All mck encountered was highly fractured/permatible. Operator could have kept digging but I stopped him when material turned to Cr. This form contains personal information subject to disclosure under the Freedom of Information Act. Revised 12/1/2014 TMP 70A2--N-l9 LOT 19 MRETT DRM N/F LECKER (40' ROAD EASEMENT) DB:5529 PG:97 i (UNOPENED DB:280 / PG: 335) is '.-o - r my"COl ' �� 35 SB! R ------ IF m 25.33 I SLOP : 79A2--OG-28 � i -� '�J' ♦ �� I 1n I I Tern J 79A2--OG-25 I LOT 25 �('o Q.'; I-� I N W. COM85, KEMN I l� ` I W. OR TRACY L ��..''r/ DB:4274 PG:81 I I Ud 1`G I �� , r n 1'-------m��- .25'SBL ,I f 357S8L olI), I� rl UI rr GAR, 1 STORY BRICK UPI I T $ ( W/ BASEMENT , ftu J JI' I LIFT IN 9T27 , IF TMP 79A2--0G'90 LOT 20 u/c IFc w 20, ESMT DB:280 PG335 6g iR a�w UU� g9 zdowy�ySp> c yRl mF S k'r o'C+I<t as � GGGG1am`" p C:eo��II��7IR 4F� H�((2��a4S1W OQ �W� TMP 8A2�-'OG-28 Z LOT 28 O I /F COLOAAN, JEFFREY ri N OR BRIAN K. COLEMAN CO DB:4455 PG:118 j ' S O 1 � IPD LEGEND: SBL BUILDING SETBACK LINE IF IRON FOUND IS IRON SET LP LAMP POST UGP UNDERGROUND PROPANE TANK 0 25.08' PD UTILITY PEDESTAL --- ------- TBR TO BE REMOVED UTILITY POLE WPO WATER PROTECTION ---------- ORDINANCE KEMCK ROAD _ (in. 731) `CRITICAL SLOPE AREA AND WATER PROTECTION ' - - - (50' RIGHT-OF-WAY) ORDINANCE (WPO) ARE SHOWN 100 0 100 200 300 AS PER ALBEMARLE COUNTY GIS.• SCALE: 1`=100' REV: REV: REV: SCALE: =1 JOB: 21.2768 FILE:TMPROJ SHEET: 0 OF 02 DRAINFIELD EXHIBIT TAX MAP PARCEL 79A2-OG-26 LOTS 26 AND 27 ROYAL ACRES SUBDIVISION RIVANNA MAGISTERIAL DISTRICT. ALBEMARLE COUNTY, VIRGINIA [� ROUDABUS$ GALE B: ASSOC, MC A PROFESSIONAL CORPORAnM SERVING VIRGINIA SINCE 1956 RIIXIEFNA77.bn IWMIAIX QUW.IX `716 0:WGAITMPRWUI.2MI Un KISM* O Ev menKwvey10wMY U1.27W DF E7h-bit.dn Page 5of 6 Design Calculations Royal Acres Revised Lot 27 Albemarle County, VA PRIMARY DRAINFIELD Design Basis A. Estimated Percolation Rate (Minutes per inch) B. Trench bottom square feet 34g (1 SOGPD/0.43 GPD PER SQ. FT.) Required per Bedroom (from Table 5.4) based on ❑ Gravity ❑ LPD ID other. "TL-3 EFFLUENT TO GRAVITY -DOSED TRENCHES, PER 12 VAC 5-613-10, REGULATIONS FOR ALTERNATIVE ONSITE SEWAGE SYSTEMS. IN ACCORDANCE WITH GMP 156, TL-3 EFFLUENT MUST BE PROVIDED BY AN APPROVED PROPRIETARY NITROGEN REMOVAL TREATMENT UNIT, PROVIDING A NET TOTAL NITROGEN REMOVAL (AT THE PROJECT BOUNDARY) OF 50%. C. Number of Bedrooms Area Calculations: D. Length of Trench (ft.) E. Length of Available Area (ft.) F. Width of Trench (ft.) 0 G. Number of Trenches �� H. Center -to -center spacing (ft.) I. Width required (ft.) 0 J. Width of available area (ft.) 40 K. Total square footage required 7-1 1396 L. Square footage in design 7500 Design Calculations Royal Acres Revised Lot 27 Albemarle County, VA RESERVE DRAINFiELD DRIP DISPERSAL WITH TL-3 EFFLUENT Design Basis A. Estimated Percolation Rate 45MPI n 12 " B. Square footage 1,000 (150GPD/0.15 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. C. Number of bedrooms Area Calculations D. Length of lines (ft.) F. Length of available area (ft.) F. Width of trench (ft.) G. Number of lines H. Center -to -center spacing (ft.) 1. Width required (ft.) 1. Width of available area (ft.) K. Total square footage required L. Square footage in design 2 100 100 3 20 2 40 40 4,000 (1,OOOft2/BRx 4BR) 111 Page6of (o