HomeMy WebLinkAboutPROSPECTOR CREEK LT 6Onsite File
PROSPECTOR CREEK
LOT 6
PID# 020-044-38
Permit Number:OSP261046
Tax Code Number:02004438000
Work Type:WellSeptic Initial
Effective Date:
Design Engineer:
Site Legal Address:PROSPECTOR CREEK LT 6 G:3239
Owner:LAND LLC
Site Mailing Address:15748 MOUNTAIN AIR DR, Anchorage
Lot Size in Sq Ft:66238
Total Bedrooms:4
This permit is for the construction of:
Disposal Field Septic Tank Holding Tank Privy
Non-Public
Water 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. Coodinate with On-Site staff regarding preferred method.
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
4/30/2026
4/30/2027
PANNONE ENGINEERING SERVICES
Expiration Date:
þ þ ¨¨þ ¨
Issued To:
Issued By:
Date:
Date:
4/30/2026
4/30/2026
PANNONE ENGINEERING SERVICES
Isatou B Njie
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
MUNICIPALITY OF ANCHORAGE
A.�1
Development Services Department +� Phone: 907-343-7904
On -Site Water & Wastewater Section
ON-SITE SEPTIC/WELL PERMIT APPLICATION
Parcel I.D. 020-044-38
Property owner(s) Hultquist Homes Inc
Day phone
Mailing address 12570 Old Seward Hwy #204 Anchorage, AK
Site address NHN Mountain Air Drive
Legal description
Prospector Creek L6
Number of Bedrooms -4--_
Engineering Firm Pannone Engineering Services, LLC
Building Permit Number f� �� 2 Not Applicable ❑
APPLICATION IS FOR:
APPLICATION IS AN:
(® all that apply)
Disposal Field
0 Initial 0
Septic Tank
0 Upgrade ❑
Holding Tank
❑ Renewal ❑
Privy
❑
Well
0
Water Storage
❑
THIS APPLICATION INCLUDES A WAIVER REQUEST FOR:
Distance:
Permit/Rush Fees: 6 Waiver Fees:
Date of Payment: I t Date of Payment:
Permit No. �� S f Z / Waiver No.
May 2025
Pannone Engineering Services LLC
Steven R. Pannone, Principal
Registered Professional Engineer
E-mail: steve@panengak.com
29 April, 2026
Mailing: P.O.Box 1807, Palmer, AK 99645
Telephone: (907) 745-8200 FAX: (907) 745-8201
Municipality of Anchorage
Development Services Department
On-Site Water & Wastewater Program
4700 Elmore Road
Anchorage, Alaska
Subject: Prospector Creek L6
NHN Mountain Air Drive
Well and Septic System Permit Request
This is a design narrative for a permit to install an initial well and septic system on the subject property. The
installation will serve a proposed five (5) bedroom house. This lot and surrounding lots are to be served by private
wells. Currently there are no wells within 100ft of the proposed installation.
Soils: A test holes were performed on this lot by Pannone Engineering Services, LLC. The approximate location is
shown on the attached site plan. Groundwater was not observed during the excavation of the test hole to a depth of
13.0’ BGS, and bedrock was not encountered. Groundwater was not observed in the test hole monitor tube after 7
days. Based on the results of the percolation test and overall soils appearance an application rate of 1.0 gpd/SF was
used for the design of a conventional wastewater treatment system in the area of the test hole.
Soil Absorption System Design:
See design package.
Surface Water:
There are streams on the subject property. All wastewater treatment system components have at least 100-feet
overland flow to any known surface water.
Topography:
See attached site plan for area topography.
The proposed installation will not affect the future development of this or the surrounding lots.
If you have any questions, please contact me at (907) 745-8200.
Sincerely,
SRP
Steven R. Pannone, P.E. F. ASCE
Owner | Principal Engineer
29 April 2026
Municipality of Anchorage
On-site Water and Wastewater
REVIEWED FOR CODE COMPLIANCE
OSP261046, Isatou Njie, 04/30/26
WELL (P)
TH-6 TRIAD
WETLAND BOUNDARY
PER APPROVED GRADING PLAN
STREAM ℄ PER GRADING PLAN
& S4 SURVEY
15' WETLAND OFFSET
NO DISTURBANCE ALLOWED
MAPPED WETLANDS PER APPROVED GRADING PLAN
1
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5 BR
SFD (P)
P R O SPECTO R CR EEK L6
965
960
955
970
975
TH-1 PES
30.9'
13.0'
P ROSPE CTOR CREEK
L
7
PROSP
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CREEK
L 5
INSTALL 1500gal SEPTIC TANK (P)
INSTALL FC BEFORE & DCO AFTER
INSTALL 20"MIN MANWAY RISER ON
1ST COMPARTMENT
10.0'10.1'
INSTALL DRAIN FIELD (P)
2ea 75LF x 5.0'W x 0.5'ED x 7.0'TD
W/ 2.0' MOA SAND FILTER
INSTALL CO & MT AT EACH END, TYP.
WORST CASE OVERLAND
FLOW PATH 112'
RESERVE AREA (NIC)
BASED ON CAT III
STREAM ℄ PER GRADING PLAN
& S4 SURVEY
6.0' MIN
10.0' MIN
10.0'
MIN TYP
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ABBREVIATIONS
TH TEST HOLE
(P) PROPOSED
(E) EXISTING
CO CLEAN OUT NO.
DCO DOUBLE CLEANOUT
FC FOUNDATION CLEANOUT
FS FLOW SPLITTER
DV DIVERTER VALVE
MT MONITOR TUBE NO.
MH MANHOLE NO.
TYP TYPICAL
NEW SEPTIC
DESIGN PARAMETERS
PRIMARY SEPTIC SYSTEM
NO. BEDROOM: 5(750 gpd)
TANK SIZE: 1500gal
PERC RATE: <1 MPI
SOIL RATING: 1.0 GPD/SF
AREA RQD: 750 SF
SYS. TYPE: WIDE TRENCH 0.5'ED
MIN LENGTH: 150 LF
USE:
2ea 75LF x 5.0'W x 0.5' E.D.,x 7.0' TD
W/ 2.0' MOA SAND FILTER
TOTAL AREA: 750 SF
WATER LINE / WELL
RADIUS
ESMT/SETBACK
STREAM/DRAINAGE
WAY CENTERLINE
FLOW PATH
THE CONTRACTOR, AND OR THE PROPERTY OWNER RESPONSIBLE FOR THE INSTALLATION OF THE PROPOSED WASTEWATER TREATMENT SYSTEM SHALL NOTIFY PES A
MINIMUM OF 24-HOURS IN ADVANCE MONDAY THROUGH FRIDAY OF THE REQUIRED PRE-CONSTRUCTION INSPECTION. AT THIS TIME A REPRESENTATIVE OF PES AND THE
CONTRACTOR OR PROPERTY OWNER WILL
1. DISCUSS CONSTRUCTION PROCEDURES AND DESIGN REQUIREMENTS.
2. VERIFY SITE CONDITIONS CONFORM TO THE DESIGN PLANS AND PERMIT.
3. VERIFY THE PROJECT LAYOUT CONFORMS TO THE DESIGN PLANS AND PERMIT.
(Ref: AMC 15.65)
PLEASE REFER TO THE NOTES AND SPECIAL PROVISIONS PAGE FOR MORE INSPECTION INFORMATION.
PES SHALL NOT BE HELD LIABLE FOR INSTALLATIONS NOT MEETING THE REQUIREMENTS OF 18 AAC 72 AND/OR AMC 15.65 AND THE SPECIAL PROVISIONS OF THIS PERMIT AS
APPLICABLE IF THE CONTRACTOR AND OR PROPERTY OWNER FAIL TO GIVE PES PROPER NOTICE. PES WILL ATTEMPT TO DOCUMENT THE SYSTEM AND OBTAIN ANY NECESSARY
WAIVERS AT THE CONTRACTOR AND OR PROPERTY OWNERS EXPENSE. PES MAKES NO GUARANTEES THAT ANY NEEDED SEPARATION DISTANCES WAIVERS WILL BE APPROVED
BY ADEC OR THE MUNICIPALITY OF ANCHORAGE ONSITE DEPARTMENT STAFF.
DESIGN PARAMETERS
RESERVE SEPTIC SYSTEM (NIC)
NO. BEDROOM: 5(750 gpd)
TANK SIZE: 1500gal
PERC RATE: <1 MPI
SOIL RATING: 5.0 GPD/SF
AREA RQD: 150 SF
SYS. TYPE: WIDE TRENCH 0.5'ED
MIN LENGTH: 30 LF
USE:
30LF x 5.0'W x 0.5' E.D.,x 7.0' TD
W/ 2.0' MOA SAND FILTER
TOTAL AREA: 150 SF
Municipality of Anchorage
On-site Water and Wastewater
REVIEWED FOR CODE COMPLIANCE
OSP261046, Isatou Njie, 04/30/26
DRAIN ROCK 6" ABOVE PIPE INV, TYP.
FILTER FABRIC, TYP
4"Ø SCHD 40 PVC OR SDR35
PERFORATED DRAIN PIPE
(HOLES ORIENTED DOWN) LAID LEVEL, TYP.
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SCALE: NTS
TYPICAL TRENCH SECTIONA
Municipality of Anchorage
On-site Water and Wastewater
REVIEWED FOR CODE COMPLIANCE
OSP261046, Isatou Njie, 04/30/26
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BOH
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POORLY GRADED
GRAVEL W/ SAND
8
11
10
9
6
7
5
3
4
2
TH-1
OR/
SM1
ORGANICS AND
SILTY SAND
DATE PERFORMED: 04/21/2026
WAS GROUND WATER
ENCOUNTERED? NO
IF YES, AT WHAT
DEPTH? N/A
DEPTH TO WATER AFTER
MONITORING? DRY
DATE: 04/28/2026
COMMENTS: Test hole excavated by HULTQUIST HOMES, INC.
PERFORMED BY: PANNONE ENGINEERING SERVICES, LLC. I CERTIFY THAT THIS TEST
WAS PERFORMED IN ACCORDANCE WITH ALL STATE AND MUNICIPAL GUIDLINES IN
EFFECT ON THE DATE OF THIS TEST.
SOIL TEST RESULTS/ANALYSIS
· PERCOLATION RATE <1 MPI (min/inch)
(Hydrologic Soils Group: HSG A)
· PERC HOLE DIAMETER 6"
· TEST RUN BETWEEN 3 FT AND 4 FT.
13
SLOPE
SEE SITE PLAN
SE
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READING DATE NET TIME
WATER
LEVEL
READING
NET DROP
1
2
3
4
5
6
RATE
(MPI)
04/21/26
7
8
9
10
11
12
13
14
SL
O
P
E
SOIL LOG & PERCOLATION TEST
SM SILTY SAND
WATER ABSORBED TOO FAST TO
ACCURATELY MEASURE
GP/SP
Municipality of Anchorage
On-site Water and Wastewater
REVIEWED FOR CODE COMPLIANCE
OSP261046, Isatou Njie, 04/30/26
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1. GENERAL NOTES:
1.1. ANY MODIFICATIONS TO THE ATTACHED PLANS NEED TO BE APPROVED BY PES AND THE OWNER OF THE PROPERTY.
1.2. PES SHALL BE NOTIFIED A MINIMUM OF 48 HOURS IN ADVANCE BEFORE CONSTRUCTION OF THE PROPOSED WASTEWATER
TREATMENT SYSTEM.
1.3. PES SHALL BE NOTIFIED A MINIMUM OF 24 HOURS IN ADVANCE TO PERFORM A MINIMUM OF FOLLOWING INSPECTIONS:
1.3.1. A PRE CONSTRUCTION MEETING IS REQUIRED BY STATE AND MUNICIPAL REGULATIONS BEFORE A ONSITE WASTEWATER
TREATMENT SYSTEM MAY BE INSTALLED.
1.3.2. TOP OF SEPTIC AND OR HOLDING TANK (TANK IS SET IN PLACE LEVEL WITH ALL PIPING ATTACHED (CLEANOUTS, MANHOLES,
INLET AND OUTLET PIPING).
1.3.3. BOTTOM OF EXCAVATION OF THE DRAIN FIELD/S.
1.3.4. AFTER PLACEMENT OF FILTER SAND (IF NEEDED).
1.3.5. AFTER INSTALLATION OF THE DRAIN ROCK WITH ALL ASSOCIATED PIPING IN PLACE INCLUDING DISTRIBUTION LINES
CLEANOUTS AND MONITOR TUBES PRIOR TO INSTALLATION OF FILTER FABRIC AND INSULATION (IF NEEDED).
1.3.6. FINAL GRADE INSPECTION. ENTIRE SYSTEM IS INSTALLED AND BACKFILLED.
1.4. THE ENGINEER (PES) HAS NO CONTRACTUAL RELATIONSHIP WITH THE CONTRACTOR (THE INSTALLER OF THE SYSTEM) AND,
THEREFORE, HAS NO AUTHORITY, CONTROL OR RESPONSIBILITY FOR THE CONTRACTOR'S EMPLOYEES, THE QUALITY OF WORK,
THEIR COMPLIANCE WITH THE DESIGN DRAWINGS/SPECIFICATIONS OR THEIR MEANS/METHODS OF CONSTRUCTION. AT
APPROPRIATE INTERVALS, THE ENGINEER WILL VISIT THE WORKSITE TO OBSERVE THE QUALITY OF THE CONSTRUCTION AND TO
DETERMINE IN GENERAL IF THE CONSTRUCTION IS PROCEEDING IN ACCORDANCE WITH THE DESIGN
DRAWINGS/SPECIFICATIONS.THE ENGINEER WILL NOTIFY THE OWNER IF DEFICIENCIES ARE OBSERVED; HOWEVER, THE FAILURE OF
THE ENGINEER TO OBSERVE A DEFICIENCY WILL NOT RELIEVE THE CONTRACTOR OF THE RESPONSIBILITY FOR CORRECTING ANY
SUCH DEFICIENCY. THE ENGINEER WILL PREPARE RECORD DRAWINGS AND SUBMIT THEM TO THE REGULATORY AGENCY HAVING
JURISDICTION OVER THE WASTEWATER TREATMENT SYSTEM (ADEC OR MOA). FINAL APPROVAL OF THE WORK AND CORRECTION
OF ANY DEFICIENCIES IS BETWEEN THE OWNER, THE CONTRACTOR, AND THE REGULATORY AGENCY HAVING JURISDICTION OVER
THE WASTEWATER TREATMENT SYSTEM (ADEC OR MOA).
2. SCOPE AND SPECIFICATIONS:
2.1. ALL CONSTRUCTION SHALL BE AS SPECIFIED IN THE ATTACHED PLANS. CONSTRUCTION ACTIVITIES SHALL ALSO BE IN
ACCORDANCE WITH THE MOST CURRENT EDITION OF THE FOLLOWING CODES AND POLICIES AS APPLICABLE.
2.1.1. 18 AAC 72
2.1.2. AMC 15.65
2.1.3. AMC 15.55
2.1.4. MOA STANDARD SPECIFICATION FOR COMPONENTS PARTS AND MATERIALS.
2.1.5. ADEC ONSITE WASTEWATER SYSTEMS INSTALLATION MANUAL (OWSIM).
2.1.6. MUNICIPALITY OF ANCHORAGE STANDARD SPECIFICATIONS (MASS).
2.2. SCOPE OF WORK: INSTALL SYSTEM IN ACCORDANCE WITH THE ATTACHED DESIGN AND SPECIFICATIONS.
2.3. GROUNDWATER WAS NOT ENCOUNTERED TO A DEPTH OF 13 FEET BELOW EXISTING GRADE. IF AN APPARENT WATER TABLE IS
OBSERVED IN ANY OF THE EXCAVATIONS LESS THAN 13 FEET BELOW EXISTING GRADE NOTIFY THE ENGINEER IMMEDIATELY.
2.4. STRUCTURES DEPICTED ON THE SITE PLAN ARE BASED UPON ONE OF THE FOLLOWING: CONCEPTUAL PLOT PLAN DEVELOPED BY
OWNER; A PLOT PLAN DEVELOPED BY RLS; OR A SURVEY AS-BUILT.
3. CONSTRUCTION SPECIFICATIONS:
3.1. ALL EXCAVATION DEPTHS ARE ADVISORY. THEY ARE TO BE VERIFIED AND MAY BE MODIFIED BY THE ENGINEER IF ACTUAL FIELD
CONDITIONS VARY FROM THOSE USED TO PREPARE THE DESIGN
3.2. EXCAVATE THE DRAIN FIELD. BOTTOM OF EXCAVATION SHALL BE LEVEL AND SCARIFIED. RECORD ELEVATIONS AT BEGINNING,
MIDDLE AND END OF TRENCH BOTTOM. CONSTRUCTION EQUIPMENT SHALL NOT OPERATE ON THE FLOOR OF THE EXCAVATION.
ANY MATERIAL COMPACTED BY THE OPERATION OF THE CONSTRUCTION EQUIPMENT SHALL BE REMOVED AND REPLACED WITH
NON-COMPACTED MATERIAL.
3.3. PLACE THE SEWER ROCK TO THE SPECIFIED DEPTHS. DO NOT CONTAMINATE SEWER ROCK WITH NATIVE MATERIAL OR SPOILS
FROM EXCAVATION. LEVEL ROCK SURFACE TO ±1" PRIOR TO INSTALLING THE PERFORATED PIPE.
3.4. ALL PIPE SHALL BE SCHEDULE 40 ABS AND OR PVC CONFORMING TO ASTM F628 AND ASTM D3034 AS APPLICABLE OR ENGINEER
APPROVED EQUAL.
3.4.1. ALL PRESSURIZED SEWER LINES SHALL BE CONSTRUCTED OF SCHEDULE 40 PVC CONFORMING TO ASTM D1785 OR ENGINEER
APPROVED EQUAL
3.5. FOR MOA PROJECTS THE MINIMUM SOIL COVER SHALL BE 3 FEET OVER SEWER LINES AND DRAIN FIELDS AND 4 FEET OVER THE
SEPTIC TANK. ONE INCH OF INSULATION MAY BE SUBSTITUTED FOR 1 FOOT OF SOIL COVER.
3.6. FOR STATE OF ALASKA (ADEC) PROJECTS THE REQUIRED SOIL COVER IF 4 FEET FOR ALL WASTEWATER SYSTEM COMPONENTS.
3.7. THE MINIMUM ALLOWABLE SOIL COVER SHALL OVER ANY WASTEWATER SYSTEM COMPONENT SHALL BE 2 FEET WITH 2 INCHES OF
APPROVED INSULATION.
3.8. ALL INSULATION SHALL BE 2" THICK DOW HI-40 INSULBOARD OR ENGINEER APPROVED EQUAL. CENTER INSULBOARD WIDTH OVER
SEPTIC TANK, DRAIN FIELD, OR SEWER LINES.
3.9. GEOTECHNICAL FABRIC SHALL BE TYPAR 3401 OR ENGINEER APPROVED EQUAL. LAP ALL JOINTS 2 FEET MINIMUM. GEOTECHNICAL
FABRIC SHALL CONFORM TO AASHTO M288 CLASS 3 AND HAVE THE FOLLOWING CHARACTERISTICS:
3.9.1. MINIMUM PERMITTIVITY (ASTM D4491) -0.5/sec
3.9.2. MAXIMUM APPARENT OPENING SIZE (ASTM D4751) - 0.20 TO 0.21mm (US SIEVE #70)
3.10. COVER THE DISTRIBUTION PIPE WITH A MINIMUM OF 2" OF SEWER ROCK AND COVER WITH GEOTEXTILE BEFORE PLACING
INSULATION AND BACKFILL.
3.11. MATERIAL USED AS FILL SHALL BE CLEAN AND FREE OF ORGANICS, TRASH AND CONSTRUCTION DEBRIS.
3.12. SLOPE ALL FILL MATERIAL TO DRAIN AT 2% MINIMUM SLOPE AND 3:1 MAXIMUM SLOPE AND IN SUCH A MANNER THAT PONDING
AT OR NEAR THE DRAIN FIELD DOES NOT OCCUR. THE FILL SHALL BE LEFT AT 6" HIGHER THAN SHOWN TO ALLOW FOR
SETTLEMENT. SEED SURFACE AFTER COMPLETING INSTALLATION AS PER MOA CODE.
3.13. RECORD THE FINISH GROUND ELEVATION OVER THE BEGINNING, MIDDLE AND END OF SYSTEM.
3.14. MAINTAIN 5' SEPARATION BETWEEN PERCOLATION HOLE AND THE DRAIN FIELD TRENCH.
3.15. EXPOSE, PUMP AND FILL LOG DISPOSAL CRIB OR CONCRETE TANK WITH SOIL TO ABANDON IAW WITH MOA CODE IF NEEDED.
NOTES & SPECIAL PROVISIONS:
4. CONTRACTOR RESPONSIBILITIES:
4.1. THE CONTRACTOR SHALL FAMILIARIZE THEMSELVES WITH THE SITE CONDITIONS AND LOCATIONS OF
ALL LOT LINES, EASEMENTS, WELLS (E & P), SEPTIC SYSTEMS (E & P) AND SHALL MEET MINIMUM
SEPARATION DISTANCES OR AS NOTED.
4.2. THE CONTRACTOR (BOTH WELL AND SEPTIC SYSTEM CONTRACTORS) SHALL HAVE ANY WELL LOCATION
AND SEPTIC LOCATION STAKED AND ANY LOT LINE AND WELL RADIUS SHOWN ON THE PLAN WITHIN
30 FEET OF THE PROPOSED SYSTEM STAKED BY A REGISTERED LAND SURVEYOR BEFORE STARTING THE
WORK.
4.3. THE CONTRACTOR IS RESPONSIBLE FOR ALL R.O.W. AND OTHER REQUIRED PERMITS, OTHER THAN THE
ATTACHED.
4.4. THE CONTRACTOR SHALL CALL FOR LOCATING OF ALL BURIED UTILITIES.
4.5. THE CONTRACTOR SHALL PROVIDE 24 HOUR NOTICE TO THE ENGINEER PRIOR TO START OF WORK.
ALL SURVEYING AND LOCATES SHALL BE IN PLACE PRIOR TO NOTIFYING THE ENGINEER.
4.6. THE CONTRACTOR SHALL NOTIFY THE ENGINEER OF ANY DISCREPANCY BETWEEN THE APPROVED
DRAWINGS AND SITE CONDITIONS/LIMITATIONS POTENTIALLY CAUSING THE NEED TO MODIFY THE
DESIGN.
4.7. AT THE COMPLETION OF THE WORK, THE CONTRACTOR SHALL SUBMIT RED-LINE AS-BUILT DRAWINGS
TO THE ENGINEER. THE RED-LINES SHALL INCLUDE PIPE LENGTHS, ORIGINAL GROUND ELEVATIONS,
PIPE ELEVATIONS, AND TANK ELEVATIONS.
4.8. THE CONTRACTOR SHALL PROVIDE PHOTOGRAPHS OF THE SYSTEM INSTALLATION TO INCLUDE
BOTTOM OF EXCAVATION, TOP OF PIPE WITH CLEAN-OUTS AND MONITOR TUBES INSTALLED,
INSTALLED TANK AND FINAL GRADING.
5. THE CONTRACTOR SHALL CERTIFY THAT ALL WORK WILL BE PERFORMED IN ACCORDANCE WITH THE
APPROVED PERMIT, AND ANY AND ALL CHANGE ORDERS, AND THAT THE AS-BUILT REDLINES ARE TRUE AND
ACCURATE REPRESENTATION OF THE PROJECT AS CONSTRUCTED.
BY ACCEPTANCE AND CONSTRUCTION OF THE ATTACHED PLANS THE OWNER, CONTRACTOR AND APPLICABLE
REGULATORY AGENCY AGREE TO THE PROVISIONS SET FORTH ON THIS PAGE AS APPLICABLE AND ANY
SUBSEQUENT SPECIFICATIONS (IF ATTACHED).
Municipality of Anchorage
On-site Water and Wastewater
REVIEWED FOR CODE COMPLIANCE
OSP261046, Isatou Njie, 04/30/26