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HomeMy WebLinkAboutSKYHILLS PH 3 BLK 3 LT 325 kyh1*11s #3 Block 3 Lot 32 #011-122-64 Municipality of Anchorage MITgTAI 3 Department of Health and Human Services MAY 92012 IL Division of Environmental Services On -Site Services Section 825 V Street Room 502 P.O. Box 196650 Anchorage, AK 99519-6650 www.ci.anchorage.ak.us (907) 3434744 ON-SITE WASTEWATER DISPOSAL SYSTEM AND/OR WELL INSPECTION REPORT Permit Number: SW000013 PID Number: 011-122-64 Name` Mark Wells Wastewater System: New Upgrade Address.. 03 7030 Cheryl Street Anchorage, AK 99518 ABSORPTION FIELD Phone: Number of Bedrooms: 344-1139 Seven 7 ®Deep Trench LEGAL DESCRIPTION Soil Rating: 1.2 Total Depth fwn original grade: 12 GPD/Ft' Ft. Block: Lot: Subdivision: Depth to pipe bottom from original grade: Gravel depth beneath pipe: 3 ,':3z- Sk hills Phase 3 3 Ft. 9 Ft. Township: Range: Section: Fill added above original grade: Gravel Length: 4 Ft. 52 Ft. Well: New Upgrade Gravelwidth: 3 Number of lines: 1 I Distance between lines: N/A Ft. Ft. Classification (Private, A B. C): Total Depth:Cased to: Total absorption area: Pipe Material: A Ft. FL 936 Pe ASTM D3034 PVC Driller. Date Drilletl: Static Water Level: Installer:Date Installed: Ft. Eagle Mtn. Exc. - 7/5/00 Yell: Pump Set at:Casing Height Above Ground: TANK GPM Fl. Ft. SEPARATION DISTANCES ® Septic 0 Holding C] S.T.E.P. Other: To From Septic Tank Absorption Field Lift Station Holding Tank ublidFrivate sewer Line an rer. =peaty Anchorage Tank in ons: 2,000 well >200' >2001 N/A N/A >25' Material: Steel Numpa mens: Two (2) Surface water >100' >100' N/A N/A LIFT STATION — NONE ON LOT Lot Line >5' >10' N/A N/A ue: Gal. n a urer: >5' >10' N/A N/A *Pump on ea: mp at: High waters slam at FWntlallon In. in. in. None Noted 7L\ Pump Make&Model Electrical inspections performed by: Curtain Drain Remaft: BENCH MARK Location and unni Garage Slab Back of House. Assumed Elevation: 100.0 Ft. ®Er{�r1&Yii���i •" ►�5• OF •..a.A4 q of P • Inspections performed by: Mike Anderson Dates: let 7/5/00 /' • •••• •••• as • ••'• 2 n 7/5/00 1 aaalAt MR a AMISISM Department of ealth H an Services approv I Reviewed b Dates C� � !�'"• CE- 13e1 *0 Z ®•°°•••••• and approved . (Rev. 10199) ti � �`�_�♦ Municipality of Anchorage Page 2 of 3 DEPARTMENT OF HEALTH AND HUMAN SERVICES ENVIRONMENTAL SERVICES DIVISION P.O. Box 196650 -Anchorage, AK 99519-6650 - 343.4744 On -Site Wastewater Disposal System or Well Inspection Report Permit Number SW000013 D C, - R. C4 PID No. 011-122-64 w � /N � 0 i ^nj� Rq�� Ff qN0 O r / y I ! r i AO ! O D C1 B p m o a v nv I rn L^ m • 81 ' 'il r Z C S2 11 2 Cri -a C3 Alternatep Site as r O C5 THa THB M2 m w C4 i W / r ! / r ! / .LN3W3SV3 3d0_IS ,OL N v_ 1N3W3SV3 30VNIV80 ,OZ ,so.gn 3 J,0,60.00 s ••(E..`•'t••�!�4F!! CA Ct l���ls %�n1 ���• TH .� � 0 *; 49— .. 4 .........•.... MICHAEL E. ANDERSON PLAN AS -BUILT C81438;.����= SCALE 1"=40' A B S1 29.7 36.7 S2 39.1 46.2 C4 51.6 66.9 1T1 50.8 66.1 C5 80.6 50.2 D C, - R. C4 PID No. 011-122-64 w � /N � 0 i ^nj� Rq�� Ff qN0 O r / y I ! r i AO ! O D C1 B p m o a v nv I rn L^ m • 81 ' 'il r Z C S2 11 2 Cri -a C3 Alternatep Site as r O C5 THa THB M2 m w C4 i W / r ! / r ! / .LN3W3SV3 3d0_IS ,OL N v_ 1N3W3SV3 30VNIV80 ,OZ ,so.gn 3 J,0,60.00 s ••(E..`•'t••�!�4F!! CA Ct l���ls %�n1 ���• TH .� � 0 *; 49— .. 4 .........•.... MICHAEL E. ANDERSON PLAN AS -BUILT C81438;.����= SCALE 1"=40' Municipality of Anchorage Page 3 of 3 DEPARTMENT OF HEALTH AND HUMAN SERVICES ENVIRONMENTAL SERVICES DIVISION P.O. Box 196650 - Anchorage, AK 99519.6650 - 343.4744 On -Site Wastewater Disposal System or Well Inspection Report Permit NumberSW000013 PID No. 011-122-64 a U -£ 100.1 E £U MUNICIPALITY OF ANCHORA GE Department of Health and Human Services On-Site Services Program 825 L Street, Room 502 P.O. Box 196650, Anchorage, AK 99519-6650 (907) 343-4744 ON.SITE WASTEWATER DISPOSAL SYSTEM PERMIT Initial Date Issued: Feb 10, 2000 Expiration Date: Feb 09, 2001 Permit Number: SW000013 Legal Description: SKYHILLS PH 3 SLK 3 LT 32 Design Engineer: 0014 Anderson Engineering Owner Name: Mark Wells Owner Address: 7030 Cheryl Street Anchorage. AK 99518- Parcel ID: 011-122-64 Site Address: Lot Size: 40418 SQ. FT. Total Bedrooms: 7 Permit Bedrooms: 7 This permit is for the construction of: [] Disposal Field [] Septic Tank [] Holding Tank [] Privy [] Private Well [] Water Storage Ail construction must be in accordance with: 1. The attached approved design. 2. All requirements specified in Anchorage Municipal Code Chapters 15.55 and 15.65 and the State of Alaska Wastewater Disposal Regulations ( 18AAC72 ) and Drinking Water Regulations ( 18AAC80 ). 3. The engineer must notify DHHS at least 2 hours prior to each inspection. Provide notification by calling (907) 343-4744 ( 24 hours ). ( Not required for a Water Supply Permit only ). 4. From October 15 to April 15. a subsurface soil absorption system under construction during freezing weather must be either: A. Open and closed on the same day. B. Covered, sealed, and heated to prevent freezing. Issued By: ~- Date: ~./Z.- z-./P 0 D te: 2-/P- MUNICIPALITY OF ANCHORAGE Department of Health & Human Services On-Site Sewer/Well Permit Application Single Family Dwelling Property Owner Name: Mark Wells .Day Phone: 344-1139 Mailing Address: 7030 Cheryl Street Anchorage, AK 99518 Legal Description: Lot Size: Z~,..~,/?.' Square Feet Number of Bedrooms: Seven (7) Lot 32, Block 3, Skyhills Subdivision Phase 3 Inspections will be conducted by: X Approved Engineering Firm __ Municipality (permit fee included) ' Does your house contain any of the following: Hot Tub, Swimming Pool, Therapy Pool, ;Jacuzzi, Or Water Softener Unit? No If yes, which one? This Application is For: Sewer Only XXX Sewer and Well Sewer Upgrade'" Well Only I certify that the above information is correct. I further certify that this applicati0"r~ is beir~g ' _ made for a Single Family Dwelling and in accordance with applicable Municipal Cedes. ~..~ '~ 0"/,~ Engineer Fees: .~.~). 0_.~ Receipt# ~'~"'~ ?')~'- Permit # ~'JA/OO~)O/.~' February 6, 2000 ANDERSON.ENGINEERING P.O. BOX 240773 · ANCHORAGE, AK 99524 * 522-7773 -622-6779 (FAX},: Municipality of Anchorage Department of Health and Human Services 825 "L, Street Anchorage, AK99502-0650 . . Subject: Lot 32, Block 3, Skyhills Subdivision, Phase 3 Septic System Tank Replacement Permit Application . . Impacts to Adjacent Properties Dear Onsite Services Engineer: The owner of Lot 32, Block 3, Skyhills Subdivision Phase 3 intends to construct a seven bedroom home on the lot. We are therefore applying for a permit to construct a septic system to serve the house. The Site Plan shows the location of the new system with the alternate site. It also shows the location of the proposed water service line. The lot will eventually be served by the Municipal water system when the new line extension is completed this spring, ' The testholes placed on the lot revealed poorly graded sands with some silt which percolated at rates ranging from 1 to 5 minutes.per inch. No groundwater was encountered nor was any noted during the monitoring period. We have therefore designed a deep absorption trench system with 9' effective depth and a total length of 50'. The distribution pipe will be placed at 3' below the surface and the total depth of the.system will be 12' from original ground. A minimum of 3' of cover will be provided over the trench. Testholes were completed to a depth of 20' verifying the absence of bedrock or impermeable layers a minimum of 6' below the bottom of the proposed trench. The ground surface on the lot slopes from the homesite as shown On the Site Plan. The new trench will be constructed across the slope in accordance with Municipal requirements. The surface slope drops off radically near the east property boundary. Some surface grading may be required to assure a minimum separation distance of 50' ;between the new trench and any break in grade steeper than 25% down slope from the trench. Since the subdivision is served by the Municipal water system no conflicts will . exist between the septic system and other.wells in the area. Similarly, the septic system will not conflict with other septic systems on adjacent lots. If the system is constructed in accordance with our design the following statements apply: The system, if constructed as designed, will have no advei'se impact on the wells in the area or those to be constructed In the future. The subdivision is currently served by the Municipal water system. · · Lot 32, Block 3; Skyhllls Phase 3 February6, 2000 .. . Page Two 2. The system, if constructed as designed, will have no adverse impact on existing septic systems in the area or those to be constructed in the future· 3. The system, if constructeci as designed, will have no adverse impact on ~eserved space, either surface or subsurface, on any lots located in the area. 4. The system, if constructed as designed, will have no adverse impact on drainage patterns in the area· The current drainage pattern will be maintained. · Sincerely, Michael E. Anderson, P.E. ,,.,.=~, Attachments ,~. ;~- , L$ 78~9. .u couaT ':'"..-.. '.. [,,' I ' I SKYH ILLS_._ t ' ~0 t ° I 19 ,AREA MAP NO SCALE \ I I® l.~' · ~ I ' x x. ~ sag'54'5o'w 204.51% ~.o,.- .... ~ ~~- 8 (R) ~a~ ~ 41,573 7 '10 5 42.401 sq.ft. "'~ 22 2~ 45,635 lq. IL 23 33 45,103 Iq.fL 40,418 Iq.it..(~ ~ 3~t-, ~0350 Iq. fL :3O ~0,0~ 1 lq. ff. % 26 41.436 eq, lt, ~.. 27 :TP ~ 29 40.119 18-3-A 28" 28-: N89'55'28'£ · 768.34'(R) TRACT A 107.780 lq. ft e A-A~ SKYHILLS SUBD., PHASE 3 LOT 32, BLOCK 3 Seven ' ' '~ ' '.. '~' Bedroom. .%0 "' '" H6m'~' 000 Gal.. ".' ': )tic Tank .'" ' .. . . '~....>~~~~ ' .~ SITE PLAN ~,/ LOT 32, BLOCK 3, SKYHILLS PHASE 3 DESIGN FACTORS: SYSTEM REQUIREMENTS: Seven Bedroom Home Perc. Rate: I to 5 MinJInch Application Rate: 1.2 GPD/SF Deep Trench System 2,000 Gallon Septic Tank 9' Drainfield Rock 7 Bedrooms X 150 GPD I 1.2 GPD/SF -- 875 SF of Absorption Area 875 SFI18 SF! LF of Trench = 48.6 LF Trench Length Therefore: Construct a Deep Absorption Trench System With One Lateral 50' in Length with 9' of Drainfield Rock Beneath the Lateral. Distribution Pipe in Trench Placed at 3' Below the Original Ground Surface. Total Depth to be 12' From Original Ground Surface. Mound Over Trenches to Provide a Minimum of 3' of Cover. Grade Area to Provide 5 O' Separation from Any Slope Greater Thank 25%. "Natural Backfill Ceotextile. Fabric 4" Perforated PVC (Slots Down) )rainfield Rock ..~...'>:. ....e,_...'.,,.'~, · . 3. .. . , I .'~v'7,': l: L"_l'.'c"f').~;.~, ' TYPIOAL DEEP TRENCH SEOTION NOTE: :'Grade Area Over Trench to Drain Away. · Provide 3' Cover Over Trench and 4' Over Tank or In~'~.~ Malntain 10 Separation From Lot Line. ' Maintain 50' Separation From Slopes Greater Than 25%. Malntaln 10' Separation From Water Servlce Line. Municipality of Anchorage Department of Health & Human Services 825 L Street, Anchorage, AK 99502-0650 SOILS LOG - PERCOLATION TEST . Performed For: Bob Klein Legal Description: [et 32. Block 3. Sky Hills Phase III ;LOPE Date I SITE PLAN 6 7 8 1 12 13 14 15 16 17 20 OG;T Fine Sand Some Silt SP Was Grot~ndwater I Encountered? · No S If Yet, What Depth?, L Depth to Water O After Monitoring None P Date: 10110199 E 15% 5% Reading Date Gross Net Depth To Net Time lime Water Drop 1 1-Oct 9:45 ,5" 2 9:55 10 6.5" 6" 3 9:56 .5" 4 10:06 10 6.5" 6" 5 10:07 .25" 6 10:17 10 6.25" Perc. Rate: 1.7 Min./Inch Perc. Hole Diameter: 6" Bottom of Test Run Between 7 Ft. and 8 Ft. Hole Comments: Percolation Cavity Presoaked Prior to Testing. Performed By: ~ I, ~ Certify That This Test Was Performed In Accordance With All State and Municipal Guidelines In Effect On This Date: 10/25199 Performed For: ~Oh Klein Legal Description: Lot 32. Block 3 Sk_v HiI~ Phnse SLOPE Municipat,~ of ~chorage Depa~ment of Health & Human Se~ices 825 L Street, Anchorage, AK 99502~650 SI~E P~N 9 10 11 13 14 15 16 17 18 OG~T Fine Sand Some Silt SP Was Grodndwater Encountered? No If Yet, What Depth? Depth to Water After Monitoring None Date: 10110199 Clean Sand SP Reading Date Gross Net Depth To Net Time Time Water Drop 1 1 -Oct 11:20 .5' 2 11:30 10 2.5" 2" 3 11:31 .5" 4 11:41 10 2.5" 2' 5 11:42 .25" 6 11:52 10 2.25" 2" Pero. Rate: 5 Min./inch Perc. Hole Diameter: 6" Bottom of Test Run Between 7 Ft. and 8 Ft. Hole Comments: Percolation Cavity Presoaked Prior to Testing. Performed By: ~ I. ~ Certify That This Test Was Performed In Accordance With All State and Municipal Guidelines In Effect On This Date: 10/25199