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HomeMy WebLinkAboutBEAR RIDGE LT 13f �� 2a I'mft' 0 6 MUNICIPALITY OF ANCHORAGE On -Site Water & Wastewater Program PO Box 196650 4700 Elmore Road Anchorage, Alaska 99519-6650 Phone: (907) 343-7904 Fax: (907) 343-7997 http://www.muni.org/onsite On -Site Water & Wastewater System Permit Permit Number: OSP231283 Effective Date: Work Type: WellSeptic Initial Expiration Date: Tax Code Number: 06762119000 Site Legal Address: BEAR RIDGE LT 13 G:0804 Site Mailing Address: Owner: DUBE JOSHUA & CHRISTINE Lot Size in Sq Ft: Design Engineer: FORGE ENGINEERING Total Bedrooms: This permit is for the construction of: ,Z,cn xt S, � n r De partine nt 9/6/2023 9/5/2024 54450 Q Disposal Field Q Septic Tank ❑ Holding Tank ❑ Privy Q Private Well ❑ Water Storage All construction shall 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 wastewater code requires inspections during the installation. The engineer shall notify the Development Services Department per AMC 15.65. Provide notification by calling (907) 343-7904 (24/7). 4. From October 15 to April 15, a subsurface soil absorption system under construction during freezing weather shall be either: a. Opened and Closed on the same day, or b. Covered, sealed, and heated to prevent freezing Special Provisions: Prior to construction, a new test hole is to be dug to confirm percolation rate. If a design change is required, submit a change order. /V�/W 5c) (c- 10 f I 1-�'o f— r-o, U-OLc'[ Received By: 1,55 UCD —1-0 r- ()2— C Date: r -- Issued By: Date: v -ZO 2 3 4 MUMUPAUTY OF ° HCE- O AG d Community Development Department Phone: 907-343-7904 Development Services Division Fax: 907-343-7997 On -Site Water & Wastewater Program ON-SITE SEWER/WELL PERMIT APPLICATION Parcel I.D. 067-621-19 Property owner(s) Joshua & Christine Dube Mailing address 3474 Bear Ridge Circle, Eagle River, AK 99577 Site address NHN Bear Ridge Circle, Eagle River, AK 99577 Legal description (Sub'd., Block & Lot) Bear Ridge Lot 13 Day phone 907-227-6644 Legal description (Township, Range & Section) Lot Size 54,450 Sq. Ft. Number of Bedrooms 4 APPLICATION IS FOR: APPLICATION IS AN: TYPE OF DWELLING: (2 all that apply) Absorption Field ❑X Initial ❑X Single Family (SF) ❑X (w/wo AD U) Septic Tank ❑X Upgrade ❑ (D) ❑ Holding Tank ❑ RenewalDuplex ❑ Multiple Dwellings ❑ Privy ❑ (SF and/or D) Private Well 0 Water Storage ❑ THIS APPLICATION INCLUDES A VARIANCE / WAIVER REQUEST FOR: Distance: I certify that the above information is correct. I further certify that this is in accordance with applicable Municipal Codes. L (Signature of property owner or authorized agent) Permit/Rush Fees: gZD fY92 Waiver Fees: Date of Payment: 2 S 2023 Date of Payment: Receipt Number: l'� �1' 0 Receipt Number: Permit No. Waiver No. Permit App_'-'-:- ,'-.,:c September 6, 2023 MOA Development Services, On-Site Water & Wastewater Program 4700 Elmore Rd Anchorage, AK 99507 Subject: Bear Ridge Lot 13 – NHN Bear Ridge Cir Septic system design Dear On-Site Services Engineer: The owner of the above lot intends to build a 4-bedroom home on the property, so we are submitting this permit application for the construction of a new well and septic system. The attached site plan identifies the location of the home as well as the proposed well, septic location and alternate site. The ground surface on the lot slopes fairly uniformly to the southwest at between 15 and 20%, with a few shallower or steeper areas. There are no slopes greater than 25% within 50 feet downslope of either the primary or alternate site. Contours are shown on the site plan showing the grade and direction of flow. Stormwater drainage will not impact this septic system. The new trench will be constructed parallel to the slope as much as possible. We have designed this system using the soils information available in the subdivision septic feasibility files. Along with this, we are specifying that a confirmation test hole must be dug at the time of installation to confirm that the soils are consistent. Wells on this and adjacent lots are shown. No conflicts exist between this proposed system and any other well or septic system, whether on this lot or adjacent lots. The new system will be a minimum of 100’ from all wells and surface water, and more than 5’ away from the septic tank. The alternate site is located more than 6’ away. Please refer to the attached plan and profile pages for the septic design. If this design is followed, there will be no adverse impacts to adjacent properties. Sincerely, Benjamin Schiller, PE Municipality of Anchorage On-site Water and Wastewater REVIEWED FOR CODE COMPLIANCE OSP231283, Curtis Townsend, 09/06/23 BEAR RIDGE, LOT 13 Co 730 720 710 LOT 14 \ x' T&E{ G \ I � VACANT) ,, \ 4T \ I \ 70n 10' EASEM \ \\\o \ NEW WELL LOCATION V A \ 1 v J 680 I 70,E tA, �\ I o / 1 \ 670, I _ _ _� \ `N 1,500-GAL / I STEP NK \ n t l r I W Z WWLf) \`,fn -W �Z;\ O '' MT \ \ \ TH#13 APPROX SUBDIVISION TEST \ �`� HOLE LOCATION: DIG'' MT - - i I CONFIRMATION TEST HOLE - MT j I PRIOR TO INSTALLATION 660 I \ \ALTERNATE SITE (2)x60' hONG x 5' WIDE, 0.5' EFFECTIVE \ I I \ (DEPTH ABSORPTION TRENCH\ I LOT12 \ I URGE ENG I NEE RING SEPTIC PLAN 0 50 100 FEET 1 "=50' LEGEND CO - CLEANOUT 2CO - DOUBLE CLEANOUT FCO - FOUNDATION CLEANC FS - FLOW SPLITTER VALVE MH - MANHOLE MT - MONITORING TUBE SV - SEPTIC VENT TH - TEST HOLE BEAR RIDGE, LOT 13 Co 91 DESIGN FACTORS: SYSTEM REQUIREMENTS: 600 GPD PEAK FLOW 5-WIDE TRENCH SYSTEM PERK RATE: <1 MIN/IN 1,500-GAL STEP TANK APPLICATION RATE: 1.0 GPD/SF 600 GPD / 1.0 GPD/SF / 5' WIDE * 1.0 RED FACTOR [0.5 DEEP] = 120 LF TRENCH REQUIRED (120 LF SPECIFIED) BOTTOM OF TRENCH: 1' BELOW GRADE FLOW LINE ELEVATION: 0.5' BELOW GRADE BOTTOM OF SAND: T BELOW GRADE i5a TYPICAL TRENCH SECTION (NO SCALE) NOTES: 1. GRADE AREA OVER TRENCH TO DRAIN AWAY 2. PROVIDE T OF COVER OVER TRENCHES AND 4' OVER SEPTIC TANK, OR 2' WITH 2" OF INSULATION 3. CHECK GROUNDWATER AT TIME OF CONSTRUCTION. IF LEVEL IS HIGHER THAN PREVIOUSLY OBSERVED, CALL ENGINEER IMMEDIATELY OVIDE ADDITIONAL FILL ENSURE MINIMUM VER AFTER SETTLEMENT ;ULATION OTEXTILE FABRIC PVC w/ 30 - %" IFICES EVENLY \CED @ 4.0' OC kINFIELD ROCK OA-APPROVED SAND F MGE L'-'- ��y`✓y� E N G IN E E R 1 N G °F'q�l�►. . �-� ......... .......... Benja 'n Schiller . CE 12592AMP 8122123 PROFESSIONP��® DEPTH (feet) 1- 2- 3- 4- 5 - 6- 7- 8- 9- 10- 11- 12- 13- 14- 15- 16- 17- 18- 19- ' GE SOILS LOG AND PERCOLATION TEST ENGINEERING LEGAL DESCRIPTION: BEAR RIDGE, LOT 13 PERFORMED FOR: JOSHUA & CHRISTINE DUBE DATE: 9/ 13 / 2 3 PARCEL ID#: 0 6 7- 6 21-19 TEST HOLE 1 IIIIII II 1'OB ' PERC TEST LOCATION GM (SANDY GRAVEL) GM (SILTY GRAVEL) NO WAS WATER ENCOUNTERED? - IF YES @ WHAT DEPTH? 7.5 ' DEPTH TO WATER AFTER MONITORING 9/20123 DATE OF MONITORING DATE READING START TIME NET TIME (MINUTES) DjIEPAT TET O (INCHES) NET DROP (INCHES) 9/13/23 1 2:15 PM 1:09 1 Ts" 7 -1" 616 16" 2 2:24 1 -s" 7 -1' 6 -s I 3 2:57 1 -1" 7 -1" 6 o" 4 3:19 1 �s" 7 16" 6 Tsl 5 3:36 1 fs" 7 &' 6 &' 6 3:39 1 Ts" 7 is" 6 �s Yr,Mk,ULA 11UN KA l t: UJO (MIN/INCH) COMMENTS: USCS SOIL CLASSIFICATION WAS VISUALLY DETERMINED SITE PLAN TECHNICIAN: M. JAKUBISIN