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HomeMy WebLinkAboutBURLWOOD TR Bt t t MUNICIPALITY OF ANCHORAGE 1»cnt On -Site Water & Wastewater Program PO Box 196650 4700 Elmore Road r �a;ivJ y'% Anchorage, Alaska 99519-6650 Phone: (907) 343-7904 Fax: (907) 343-7997 http://www.muni.org/onsite V 111 Department On -Site Water & Wastewater System Permit Permit Number: OSP231042 Effective Date: 3/29/2023 Work Type: WellSeptic Initial Expiration Date: 3/28/2024 Tax Code Number: 02053101000 Site Legal Address: BURLWOOD TR B G:3240 Site Mailing Address: Owner: EAGLES NEST PROPERTIES LLC Lot Size in Sq Ft: 1746340 Design Engineer: FORGE ENGINEERING Total Bedrooms: 4 This permit is for the construction of: Q Disposal Field CJI 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 Issued By: Date: Date: 31Z 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. 020-531-01 Property owner(s) Eagles Nest Properties LLC Day phone (907) 345-0371 Mailing address 1120 Huffman Road 24 - 822, Anchorage, AK 99515 Site address Legal description (Sub'd., Block & Lot) Burlwood Tract B Legal description (Township, Range & Section) Lot Size 1,746,340 Sq. Ft. Number of Bedrooms 4 APPLICATION IS FOR: APPLICATION IS AN: TYPE OF DWELLING: (N all that apply) Absorption Field ❑X Initial ❑X Single Family (SF) ❑X Septic Tank ❑X Upgrade El(w/wo AD U) Holding Tank El Renewal❑ (D) ElRenewal Multiple Dwellings ❑ Privy ❑ (SF and/or D) Private Well ❑X 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. (Signature of property owner or authorized agent) Permit/Rush Fees: /-7Waiver Fees: Date of Payment: 3 29 ZA 2 Date of Payment: Receipt Number: 6 3 Receipt Number: Permit No. 0,522 7�> log -2- Waiver No. Permit App_'-'-:. :' ., c- March 28, 2023 MOA Development Services, On-Site Water & Wastewater Program 4700 Elmore Rd Anchorage, AK 99507 Subject: Burlwood Tract B 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 propo sed well, septic location and alternate site. No conflicts exist between this proposed system and any other well or septic system, whether on this lot or adjacent lots. The ground surface on the lot slopes fairly uniformly to the north. In the area where the septic system is located, the slopes range from 10-15%. 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. Wells on this and adjacent lots are shown. 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 test hole log, 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 OSP231042, Deb Wockenfuss, 03/29/23 10' T&E EASEMENT Benjamin Schiller CE 12592R EGISTEREDPROFES S I O N ALENGINEER 1"=100' CO - CLEANOUT 2CO - DOUBLE CLEANOUT FCO - FOUNDATION CLEANOUT FS - FLOW SPLITTER VALVE MH - MANHOLE MT - MONITORING TUBE SV - SEPTIC VENT TH - TEST HOLE LEGEND TH#1 BURLWOOD, TRACT B FEET 0 100 200 FCO 4-BDRM HOME 1240 3/28/23 SEPTIC PLAN 1250 1230 1220 1160 1170 1180 1190 1210 1200 WETLANDS PROPOSED WELL CO CO CO CO MT MT MTMT 1250 GAL SEPTIC TANK 2CO 2x60' LONG x 5' WIDE, 0.5' EFFECTIVE DEPTH ABSORPTION TRENCH ALTERNATE SITE: CAT III ADVANCED TREATMENT 20' LONG x 5' WIDE, 0.5' EFFECTIVE DEPTH TRENCH FS Municipality of Anchorage On-site Water and Wastewater REVIEWED FOR CODE COMPLIANCE OSP231042, Deb Wockenfuss, 03/29/23 BURLWOOD, TRACT B TYPICAL TRENCH SECTION (NO SCALE) NOTES: 1. GRADE AREA OVER TRENCH TO DRAIN AWAY 2. PROVIDE 3' 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 Benjamin Schiller CE 12592R EGISTEREDPROFES S I O N ALENGINEERDESIGN FACTORS:SYSTEM REQUIREMENTS: 600 GPD PEAK FLOW PERK RATE: <1 MIN/IN APPLICATION RATE: 1 GPD/SF 5-WIDE SHALLOW TRENCH SYSTEM 1250-GAL SEPTIC TANK BOTTOM OF TRENCH: 4' BELOW GRADE FLOW LINE ELEVATION: 3.5' BELOW GRADE TOP OF TRENCH: AT GRADE 600 GPD / 1 GPD/SF / 5' WIDE * 1.0 RED FACTOR [0.5 DEEP]= 120 LF TRENCH REQUIRED 4" PERFORATED PVC HOLES DOWN 9/10/22 DRAINFIELD ROCK GEOTEXTILE FABRIC SAND LINER 6" 6" 2' 3' 5' 6" Municipality of Anchorage On-site Water and Wastewater REVIEWED FOR CODE COMPLIANCE OSP231042, Deb Wockenfuss, 03/29/23 LEGAL DESCRIPTION: PERFORMED FOR: DATE: PARCEL ID#: SOILS LOG AND PERCOLATION TEST 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 DEPTH (feet) TEST HOLE 1 DATE READING START TIME NET TIME (minutes) DEPTH to WATER NET DROP PERCOLATION RATE: (MIN/INCH) (inches)(inches) DATE OF MONITORING WAS WATER ENCOUNTERED? DEPTH TO WATER AFTER MONITORING IF YES @ WHAT DEPTH? 0.34 2/20/23 1 2 3 4 5 6GM (SILTY SANDY GRAVEL) Professional Engineers Stamp: NO BURLWOOD SUB. TRACT B 2/20/23 020-531-01 CLIENT 1:30 6 OB 00:53 Benjamin Schiller CE 12592R EGISTEREDPROFE S S I O N ALENGINEER9/24/22 PERC TEST LOCATION TECHNICIAN: M. Jakubisin 0 - 11' 2/28/23 COMMENTS: 6" DIAMETER TEST HOLE PRESOAKED PRIOR TO TESTING SITE PLAN 6 0 16 USCS SOIL CLASSIFICATION WAS VISUALLY DETERMINED BOH 6 01:15 0 6 0 16 6 01:35 0 6 0 16 6 01:48 0 6 0 16 6 01:56 0 6 0 16 6 01:59 0 6 0 16 7 6 02:01 0 6 0 16 Municipality of Anchorage On-site Water and Wastewater REVIEWED FOR CODE COMPLIANCE OSP231042, Deb Wockenfuss, 03/29/23