HomeMy WebLinkAbout505 Lark Sparrow Ln - 194122201005Environmental Health
Department
P.O. Box 179
500 Broadway
Eagle, CO 81631-0179
Phone: (970)328-8755
Fax: (970)328-8788
EAGLE COUNTY
ress
000505 LARK SPARROW LN WOLCOTT, CO
Owner Information
Address
Parcel No.
194122201005
Scott Schmidt 2487 PO BOX Phone: (970)926-0986
Edwards CO 81632- Cell:
Engineer(s) Phone Inspections:
ECOGNITIVE 888-406-2289 For Inspectionsc.11: (970) 328-8755
Inspection IVR
Contractors OWTS Final Inspection 095
() License Number Phone Primary Contractor
Septic Smart (970)343-0229 Yes
Permitted Construction / Details:
INSTALLED A 1,645 GALLON, THREE CHAMBER, PRE -CAST SEPTIC TANK -WITH DUPLEX PUMPS IN THE
THIRD COMPARTMENT AND A SEPARATE ELIMINITE UNIT CONNECTED TO1,500 SQUARE FEET OF
ABSORPTION AREA CREDIT VIA75 PRESSURE DOSED, Q4 INFILTRATOR CHAMBERS IN A SHALLOW
TRENCH CONFIGURATION CONSISTING OF 4 ROWS OF 19 CHAMBER PER ROW AS SPECIFIED ON THE
DESIGN DRAWINGS REVISED ON 316107.
CONDITIONS:
Office Copy
1. THIS PERMIT EXPIRES BY TIME LIMITATION AND BECOMES NULL AND VOID IF THE WORK AUTHORIZED BY THE PERMIT IS NOT
COMMENCED WITHIN 120 DAYS OF ISSUANCE, OR BEFORE THE EXPIRATION OF AN ASSOCIATED BUILDING PERMIT
2. ALL INSTALLATIONS MUST COMPLY WITH ALL REQUIREMENTS OF THE EAGLE COUNTY INDIVIDUAL SEWAGE DISPOSAL SYSTEM
REGULATIONS ADOPTED PURSUANT TO AUTHORITY GRANTED IN CR.S. 25-10-101, et seq., AS AMENDED
3. THIS PERMIT IS VALID ONLY FOR CONNECTION TO STRUCTURES WHICH HAVE FULLY COMPLIED WITH COUNTY ZONING AND
BUILDING REQUIREMENTS CONNECTION TO, OR USE WITH ANY DWELLING OR STRUCTURE NOT APPROVED BY THE ZONING AND
BUILDING DEPARTMENTS SHALL AUTOMATICALLY BE A VIOLATION OF A REQUIREMENT OF THE PERMI,TAND WILL RESULT IN
BOTH LEGAL ACTION AND REVOCATION OF THE PERMIT
4. CHAPTER IV, SECTION 4.03.29 REQUIRES ANY PERSON WHO CONSTRUCTS, ALTERS OR INSTALLS AN INDIVIDUAL SEWAGE DISPOSAL
SYSTEM TO BE LICENSED
Terri Vroman August 22, 2008
Issued by: Environmental Health Department, Eagle County, CO Date
Department of
Environmental Health
Eagle (970) 328-8755
Fax: (970) 328-8788
El Jebel (970) 704-2700
TOLL FREE: 800-225-6136
P.O. Box 179
500 Broadway
Eagle, CO 81631
www.eaglecounty.us
APPLICATION FOR INDIVIDUAL SEWAGE DISPOSAL SYSTEM PERMIT
ISDS Permit # Building Permit # IkI76
INCOMPLETE APPLICATIONS WILL NOT BE ACCEPTED (SITE PLAN MUST BE INCLUDED)
FEE SCHEDULE
APPLICATION FEE $350.00
This fee includes the ISDS Permit, Site Evaluation (Percolation Test, or Soil Profile Observation) and
Final Inspection. Additional fees may be charged if a re -inspection is necessary, or a pre -construction
site visit or consultation is needed. The re -inspection fee is $55.00. The pre -construction site visit fee
is $85.00. Make all remittance payable to: Eagle County Treasurer.
Property Owner: Scott Schmidt
Mailing Address: PO Box 2487, Edwards, CO.81632
Applicant/Contact Person: Donald Odell
Licensed Systems Contractor: Donald Odell
Company/DBA: Holland Creek Metropolitan District
Mailing Address: PO Box 959, Avon, CO.81620
Phone: 926-0986
Phone: 970-845-2937
License # 06-06
Phone: 926-6060
Permit Application is for: fx New Installation (- Alteration r Repair
Location of Proposed Individual Sewage Disposal System:
Legal Description: Red Sky Ranch, Lot 22
Tax Parcel Number: 194122201005 Lot Size: 2.22 acres
Assessor's Link: www.eaglecounty.us/patie/
Physical Address: 0505 Lark Sparrow Lane
Building Type: Fg' Residential/Single Family Number of Bedrooms: 4
F- Residential/Multi Family Number of Bedrooms:
F.- Commercial/Industrial* Type of Use:
*These systems require design by a Registered Professional Engineer
Type of Water Supply: F7 Private Well S rin Surface
rE p 9 r (x' Public
If Public Name of Supplier : Holland Creek Metro
Applicant Signature :
Office Use Only
Amount Paid: 350196 Receipt#: Check#pg53 Date: C1
EAGLE COUNTY COMDEV
COMMUNITY DEVELOPMENT
P.O. BOX 179
EAGLE, CO 81631 (970)328-8730
-------------------------------------------------------------------------------
Date : 09/28/2006 Date Reprinted 11/07/2006 Receipt # 134728
Amount : 350.00 Clerk : LBRINKER
-------------------------------------------------------------------------------
Description Amount
-------------------------------------------------------------------------------
1-(9) ENV. HEALTH - ISDS PERMIT 350.00
ISDS Permit - Qty 1 350.00
CHECK PAYMENT CHECK # 2453 ($350.00)
HOLLAND CREEK METROPOLITAN DISTRICT
28 SECOND ST., STE. 213
EDWARDS, CO 81632
RED SKY RANCH, LOT 22
-------------------------------------------------------------------------------
Page 1
Eagle County Department of Environmental Health
P.O. Box 179
Eagle, CO. 81631
September 28, 2006
Attn: ISDS Permits
Please find attached, ISDS application, ISDS permit fees, Site Plan
This application is for a single family home located within Red Sky Ranch, in
Wolcott. The Schmidt residence on lot 22 is a 4 bedroom home with an individual
on site system. The detailed description and site plan is available online at the
Eliminite Website.
Design Criteria:
4 bedrooms, 2x4x75x150% 900 GPD
Tank size for 30 hr retention 900 G
Tank as designed __ (11'ou 1641 G
Absorption area 125 .06GPD 1875 �v� ' r ;
Credit for chambers and dosing 1172 C
Required Absorption area 703
Designed Area 720
If there are any questions please contact Donald Odell @ 970-845-2937. Thank
you.
Donald Odell
Project Manager
Holland Creek Metropolitan District
Eagle County Department of Environmental Health
P.O. Box 179
Eagle, CO. 81631
September 28, 2006
Attn: ISDS Permits
Please find attached, ISDS application, ISDS permit fees, Site Plan
This application is for a single family home located within Red Sky Ranch, in
Wolcott. The Schmidt residence on lot 22 is a 4 bedroom home with an individual
on site system. The detailed description and site plan is available online at the
Eliminite Website.
Design Criteria:
4 bedrooms, 2x4x75x150% 900 GPD
Tank size for 30 hr retention 900 G
Tank as designed Cj 000 1641 G Jv Absorption area �1125 .06GPD 1875 K���' ►
Credit for chambe and dosing 1172
Required Absorption area 703
Designed Area 720
If there are any questions please contact Donald Odell @ 970-845-2937. Thank
you.
Donald Odell
Project Manager
Holland Creek Metropolitan District
DEPARTMENT OF
ENVIRONMENTAL HEALTH
(970) 328-8755
FAX: (970) 328-8788
TOLL FREE: 800-225-6136
www.eaglecounty.us
EAGLE COUNTY
August 22, 2008
Scott Schmidt
PO Box 2487
Edwards, CO 81632
RAYMOND P. MERRY, REHS
Director
RE: Final approval of Individual Sewage Disposal System ISDS Permit #IS-2567-06;
Tax parcel #194122201005; Property location: 0505 Lark Sparrow Lane, Lot 22 Red
Sky Ranch
Dear Scott,
This letter is to inform you that the above -referenced ISDS Permit has been inspected and
finalized. Your septic system has been sized to accommodate a 4 bedroom residence. Enclosed
is a copy to retain for your records. Additional information about the maintenance of your septic
system as well as information about private wells can be accessed through web site links provided
on the Environmental Health Department's home page at http://www.eaglecounty.us/envHealtli/
Be aware that changes in the use of your property or alterations of your building may
require commensurate changes to, or relocation of, your septic system. Landscape features,
trees with tap roots, irrigation systems and parking areas above the drain field can cause
premature system failure. It is equally important that you notice and immediately repair
dripping faucets and hissing toilets as this will certainly cause the system to fail. By
following a few simple guidelines, like avoiding grease or other additives down the drain and
making sure your septic tank is on a pumping schedule, your system has been designed to
last for many years.
If you have any questions regarding this information, please contact us at (970) 328-8755.
Sincerely,
fit-.... '.
Terri Vroman
Administrative Technician IV
cc: ISDS permit folder
Eagle County Building Department
Chrono efile
Encl: Final ISDS Permit
Informative materials
OLD COURTHOUSE BUILDING, 551 Broadway, P.O. Box 179, Eagle, Colorado 81631-0179
INDIVIDUAL SEWAGE DISPOSAL SYSTEM PERMIT
EAGLE COUNTY ENVIRONMENTAL HEALTH DEPARTMENT
THIS SET OF PLANS IS NOT FOR CONSTRUCTION UNLESS PROJECT ENGINEER'S
SEAL AND SIGNATURE IS AFFIXED AND A VALID PERMIT ISSUED BY EAGLE
COUNTY ENVIRONMENTAL HEALTH DEPARTMENT, IS POSTED HERE.
DESIGN CRITERIA LO 77
FACILITY: 4 BEDROOM SINGLE FAMILY HOME
WASTEWATER GENERATION:
2 PEOPLE PER BEDROOM X 75 GALLONS PER PERSON PER DAY
X 4 BEDROOMS X 150% PEAKING FACTOR =900 GALLONS PER
D11T' '
ADEQUATE SEPTIC TANK SIZE (TO PROVIDE 30 HOUR
RETENTION TIME): 900-))
GALLONS PER DAW24-HOURS PER DAY = 37.5 GALLONS PER
HOUR
37.5 GALLONS PER HOUR X 30 HOUR RETENTION TIME = 1125
GALLONS MINIMUM S, ge
SEPTIC TANK SIZE IN DESIGN. 1,641 GALLONS
ABSORPTION AREA: 1125 GALLONS PER DAY / 0.6 GALLONS PER
DAY PER SQ. FT.
=1,875 SQ. FT. 0
ABSORPTION AREA CREDIT FOR CHAMBERS: I.
1,875 SQ. FT.-(1,875 X 50%) = 937.5 SQ. FT. %S-0
ABSORPTION AREA CREDIT FOR DOSING: 937.5 SQ. FT. - (750 X
25%) = 703 SQ. FT.
REQUIRED ABSORPTION SYSTEM: 703 SQ. FT.
CHAMBERS REQUIRED: 703 SQ. FT. / 10 SQ. FT. PER CHAMBER =
70.3 CHAMBERS
ABSORPTION SYSTEM LAYOUT: 4 LATERALS AT 72 FEET LONG
(18 CHAMBERS EACH)
ABSORPTION AREA ACHIEVED: 720 SQ. FT.
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SUBMITTED TO
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PROJECT DESCRIPTION
THE PURPOSE OF THIS PROJECT IS TO
CONSTRUCT AN INDIVIDUAL WASTEWATER
SYSTEM FOR A SINGLE FAMILY RESIDENCE.
THIS SYSTEM WILL SERVE 900 GPD OF
WASTEWATER.
SYSTEM DESIGN
BUILDING SEWER
4" 0 SCHEDULE 40 PVC
SEPTIC TANK
1641 GAL. DUAL COMPARTMENT
PRE -CAST CONCRETE TANK
PUMP CHAMBER
570 GAL. SINGLE COMPARTMENT
COMBINED W/SEPTIC TANK
ELIMINITE UNIT
MODEL 120, FACTORY INSULATION
ELIMINITE PUMP
HYDROMATIC OSP50, 230 VOLT,
SINGLE PHASE SUBMERSIBLE
ELIMINITE PANEL
ELIMINITE DUPLEX PANEL SENTRY
PLUS SERIES, 230V PUMP CIRCUIT
DRAINFIELD PUMP
HYDROMATIC SPD50H, 230 VOLT,
SINGLE PHASE, SUBMERSIBLE
EFFLUENT PUMP, 2" DISCHARGE
FORCEMAIN
2" SCHEDULE 40 PVC
LOCATION
CONTACTS/CONSULTANTS
THOMAS J. KALLENBACH P.E.,
WASTEWATER SYSTEM ENGINEER
PHONE (406) 388-7504
L
� a
RED SKY RANCH
DON O'DELL
PHONE (970) 845-2937
SHEETINDEX
SHEET
DESCRIPTION
C1.0
COVER
C1.1
SITE PLAN
C1.2
DRAINFIELD
C1.3
ELIMINITE / SEPTIC TANKS
C1.4
CONTROL PANEL
C1.5
NOTES
11.0 TO 1.3
INSTALLATION MANUAL
APPROVAL STAMPS
THOMAS J. KALLENBACH P.E.,
THIS SET OF PLANS IS NOT FOR
CONSTRUCTION UNLESS PROJECT
ENGINEER'S SEAL AND SIGNATURE IS
AFFIXED HERE AND A VALID PERMIT
ISSUED BY EAGLE COUNTY
ENVIRONMENTAL HEALTH
DEPARTMENT, IS POSTED.
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AND AS DESCRIBED IN NOTES ON PAGE C1.5,
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LAST ORIFICE POINTED
OR MACHINERY SHALL NOT BE ALLOWED ON TRENCH BOTTOM
DOWN SEE DRAINFIELD
DO NOT CAP END
NOTE #2
4 DRAINFIELD TRENCH DETAIL
5 INFILTRATOR DETAIL
TYPICAL UNION PLATE ORIFICE
1. PVC TO BE JOINED W/ PRIMED SOLVENT/CEMENT WELD JOINTS. PRIMER MUST IMPART A
N
PLACED INSIDE SCH 80 PVC UNION
SALIENT COLORATION TO THE COMPONENTS BEING CEMENTED. FITTINGS PRIMED W/
U
COLORLESS PRIMER WILL BE REJECTED BY THE ENGINEER AND REPLACED AT THE
N
e TO 16 INCH
THICKNESS
1 1/2" O
ORIFICE 0 PER LATERAL
DRILLING SCHEDULE SEE
2" SCH 40
MANIFOLD
LATERAL DRILLING SCHEDULE
SEGMENT/
LATERAL
NUMBER.
TRENCH
BOTTOM
EL. (APPROX.)
TOTAL
LENGTH
UNION PLATE
ORIFICE
DIAMETER
NUMBER OF
ORIFICES
NUMBER OF
INFILTRATOR
CHAMBERS
1
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72'
NA
14
18
2
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72'
1.23"
14
18
3
7418
72'
1.04"
14
18
4
7416
72'
0.88"
14
18
CONTRACTORS EXPENSE.
2
2. ORIFICES SHALL BE DRILLED ON THE CROWN OF THE PIPE (12:00), EXCEPT EVERY 5TH
0
ORIFICE WHICH SHALL BE DRILLED AT THE BOTTOM (6:00) FOR DRAINAGE. INSTALL SPLASH
PLATE BELOW EACH ORIFICE DRILLED ON PIPE BOTTOM.
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3. CONTRACTOR TO PRESSURE -TEST SYSTEM IN PRESENCE OF THE ENGINEER.
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4. TRENCH BOTTOMS ARE TO BE LEVEL.
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5. SUBSTITUTIONS TO THE DESIGN ARE TO BE EVALUATED BY THE ENGINEER.
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12"0 SCH 80 PVC
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6. ALL FLUSHING VALVES MUST BE OPEN BEFORE THE DRAINFIELD IS PRESSURIZED FOR
ORIFICE PLATE.
FORCEMAIN:
APPROXIMATELY 206', OF 2"0 SCH 40 PVC PIPE.
THE FIRST TOME SO THAT DEBRIS IS PURGED FROM THE PIPING NETWORK.
IN
0
MANIFOLD:
2"0 SCH 40 PVC END MANIFOLD APPROX. 2V IN LENGTH
7. SLOPE ALL PIPES TO DRAIN.
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REDUCING TEE
LATERALS:
ORIFICES:
SEE LATERAL SCHEDULE ABOVE
3/16"0 ORIFICES DRILLED 5'-0" O.C., DRILL IN A
8. CONTRACTOR SHALL HAVE ADDITIONAL BLANK ORIFICE PLATES AND VARIOUS SIZE DRILL
BITS ON SITE TO ALLOW FOR MODIFICATIONS AS DIRECTED BY ENGINEER.
1 a V
12"0 SCH 40
MANNER SUCH THAT ALL BURRS ARE REMOVED
WITHOUT DAMAGE TO THE ORIFICES.
9. FITTINGS SHALL BE USED IN LATERALS LAYOUT TO MAINTAIN A CONSTANT ELEVATION.
PVC LATERAL
10. DEFLECT/ADD FITTINGS TO CHAMBER AS REQUIRED TO MAINTAIN CONSTANT
+0 5 u
ELEVATION.
SCALE 1"= 10'
NOT TO SCALE
11. TWO INSPECTION PORTS SHALL BE INSTALLED PER LATERAL.
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RISER (SHOWN OPEN)
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NO ACCESS
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BY FRONT RANGE PRECAST, INC.
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UNDERDRAIN FLUSHING
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NOT TO SCALE
2
ELIMINITE MODEL 120 - SECTION VIEW
3 ELIMINITE LOOP
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CIRCULAR VALVE
24" POLYETHYLENE RISER (TYP)
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ELIMINITEOSENTRY PLUS SERIES AUTO -DIALER
REFERENCE A B C
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TB1I 3-4
❑❑—❑
TB2❑
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HIGH
ELIMINITEO DRAINFIELD
230 VAC
120 VAC
DRAINFIELD
LEVEL
PUMP
PUMP
PUMP
CONTROL/
DRAINFIELD PUMP
ALARM
FLOW
FLOW
INCOMING
ALARM
ELIMINITEO PUMP START
SWITCH
SWITCH
POWER
INCOMING
PUMP STOP
POWER
LOW LEVEL
CUTOUT
FIELD CONNECTIONS*
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M1 M2�
PUM 1 PUMP
ELIMINITE® DRAINFIELD
PUMP - PUMP
TEMPERATURE RATING OF FIELD INSTALLED CONDUCTORS MUST BE AT LEAST 140 F (60 C). FIELD WIRING TERMINALS AND
GROUND LUGS WILL ACCEPT COPPER CONDUCTORS ONLY. TORQUE RATINGS OF FIELD WIRING TERMINAL CLAMPING SCREWS IS
9 IN-LBS FOR TB1, 32-35 IN-LBS FOR TB2 POSITIONS 1 &2, 18-20 IN-LBS FOR TB2 POSITIONS 3&4, 20 IN-LBS FOR MOTOR
CONTACTORS AND 45 IN-LBS FOR GROUND LUGS.
THE USE OF SEPERATE POWER SOURCES FOR PUMP AND ALARM IS REQUIRED. MAIN SERVICE DISCONNECT PROVIDED BY OTHERS
COMPONENT/FUNCTION
TYPE
LOCATION
CONTROL PANEL
CONNECTION
REF.
HIGH LEVEL ALARM
FLOAT
33PUMP CHAMBER
" FROM TANK FLOOR
TB1
�7
& 8❑
D
DRAINFIELD PUMP START
FLOAT
PUMP CHAMBER
TB1
�5
& 6�
C
30" FROM TANK FLOOR
DRAINFIELD PUMP STOP
FLOAT
PUMP CHAMBER
TB1
❑3
& 4�
B
15" FROM TANK FLOOR
ELIMINITEOPUMP
FLOAT
PUMP CHAMBER
TB1
E
& 2❑
A
LOW LEVEL CUTOUT
12" FROM TANK FLOOR
ELIMINITEOPUMP
FLOW
ELIMINITEOTANK
T61
�9
& 10
E
FLOW SWITCH
SWITCH
DRAINFIELD PUMP
FLOW
PUMP CHAMBER
TB1 11 & 12
F
FLOW SWITCH
SWITCH
ELIMINITEOPUMP
OSP 50
PUMP CHAMBER
M1
T1
& T2
I
PUMP
DRAINFIELD PUMP
SPD 50
PUMP
PUMP CHAMBER
M2
T1
& T2
J
230V INCOMING
PUMP
TB2 1 &
2❑
G
PUMP CIRCUIT
CIRCUIT
120V INCOMING
CIRCUIT
TB2
E
& 4❑
H
CIRCUIT ALARM
ALARM
CONTROL PANEL FUNCTIONS
PANEL VIEW PRESENTED FOR REFERENCE ONLY.
ACTUAL PANEL CONFIGURATION MAY VARY FROM
THE PANEL SHOWN.
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PART 1-GENERAL
1.1 DESCRIPTION
THIS SECTION COVERS THE CONSTRUCTION OF THE INFILTRATION DRAINFIELD, INCLUDING
CONSTRUCTION OF PIPING NETWORKS, PURGING/PRESSURE TESTING, CHAMBER INSTALLATION,
BACKFILLING, DRESSING AND CLEAN UP OF THE SITE.
PART 2-PREPARATION
2.1 SITE PROTECTION
BEFORE DOING ANY WORK, FENCE OFF DRAINFIELD AREA. DO NOT DRIVE OVER DRAINFIELD AREA
BEFORE OR AFTER INSTALLATION OF INFILTRATOR CHAMBERS.
2.2 SITE PREPARATION
STEP 1: FENCE THE SITE TO PREVENT DAMAGE TO THE AREA DURING OTHER CONSTRUCTION
ACTIVITY ON THE LOT. VEHICULAR TRAFFIC OVER THE AREA SHOULD BE PROHIBITED TO AVOID SOIL
COMPACTION.
STEP 2: STAKE OUT THE DRAINFIELD PERIMETER IN THE PROPER ORIENTATION. REFERENCE STAKES
SET SOME DISTANCE FROM THE DRAINFIELD PERIMETER ARE ALSO REQUIRED IN CASE THE CORNER
STAKES ARE DISTURBED.
STEP 3: CUT AND REMOVE ANY EXCESSIVE VEGETATION. TREES SHOULD BE CUT AT GROUND
SURFACE AND THE STUMPS LEFT IN PLACE.
STEP 4: MEASURE THE AVERAGE GROUND ELEVATION TO DETERMINE THE BOTTOM ELEVATION OF
THE DRAINFIELD.
2.3 AT -GRADE SOIL PLACEMENT
STEP 1: KEEP TRUCKS OFF THE PLOWED AREA.
STEP 2: CONSTRUCT TRENCHES 36" WIDE AND 12" DEEP FOR PLACEMENT OF DRAINFIELD LATERALS
AND INFILTRATOR CHAMBERS.
PART 3 - EXECUTION
3.1 SITE PREPARATION AND DRAINFIELD CONSTRUCTION
3.1.1 ALL INFILTRATION PIPE AND FITTINGS SHALL CONFORM TO ASTM D1785, STANDARD
SPECIFICATION FOR PVC PLASTIC PIPE, SCHEDULE 40.
3.1.2 ALL SOLVENT -CEMENTED JOINTS SHALL BE MADE IN ACCORDANCE WITH ASTM D2855, STANDARD
PRACTICE FOR MAKING SOLVENT -CEMENTED JOINTS WITH PVC PIPE. PRIMER USED SHALL IMPART A
SALIENT COLORATION. ANY SOLVENT CEMENTED JOINT NOT EXHIBITING SUCH COLORATION SHALL
BE REJECTED BY THE ENGINEER AND REPLACED AT THE CONTRACTOR'S EXPENSE. (SEE SECTION 3.3
PREPARATION OF PIPE SURFACES AND CEMENT PROCESS FOR PLASTIC PIPE).
3.1.3 CONSTRUCT THE FORCE MAIN AS SHOWN ON THE PLANS FOR EACH INFILTRATION TRENCH.
TRENCHING, EXCAVATION, AND BEDDING SHALL BE IN ACCORDANCE WITH PLAN DETAILS. FORCEMAIN
SHALL NOT BE BACKFILLED WITH STONES LARGER THAN 3 INCHES.
3.1.4 DRAINFIELD CONSTRUCTION:
STEP 1: ASSEMBLE THE DISTRIBUTION NETWORK. THE MANIFOLD SHOULD BE PLACED SO IT WILL
DRAIN BETWEEN DOSES, EITHER OUT THE LATERALS OR BACK INTO THE PUMP CHAMBER. THE
LATERALS SHOULD BE LAID LEVEL.
STEP 2: INSTALL INFILTRATOR CHAMBERS (SEE SECTION 3.4, CHAMBER INSTALLATION).
STEP 3: MOUND SOIL OVER THE TOP OF THE CHAMBERS TO ALLOW FOR SETTLING AS SHOWN IN
PLANS.
STEP 4: PLANT GRASS OVER THE ENTIRE DRAINFIELD USING GRASSES ADAPTED TO THE AREA.
SHRUBS CAN BE PLANTED IN THE DRAINFIELD AREA.
3.1.5 LATERAL ORIFICES ARE TO BE 3/16 INCH DIAMETER. ORIFICES SHALL BE DRILLED ON THE TOP OF
THE PIPE EXCEPT THAT EVERY FIFTH ORIFICE SHALL BE DRILLED ON THE UNDER SIDE OF THE PIPE TO
ALLOW FOR DRAINAGE. THE FIRST ORIFICE SHALL BE DRILLED 24 INCHES FROM THE BEGINNING OF
THE LATERAL. ORIFICES ARE TO BE DRILLED IN A MANNER THAT MINIMIZES DEVIATION FROM
SPECIFIED DIAMETER AND MAINTAINS A SHARP EDGE. ALL BURRS, CUTTINGS AND/OR OTHER
MATERIAL ARE TO BE REMOVED FROM WITHIN AND AROUND EACH ORIFICE WITHOUT DAMAGING THE
ORIFICE.
3.1.6 FLUSHING ASSEMBLIES SHALL BE CONSTRUCTED ACCORDING TO THE PLAN DETAILS.
3.1.7 PRESSURE TEST LATERALS PRIOR TO CHAMBER INSTALLATION (SEE SECTION 3.3 PRESSURE
TESTING/SYSTEM PURGING).
3.1.8 INSTALL INFILTRATION CHAMBERS OVER LATERALS (SEE SECTION A 3.4 CHAMBER INSTALLATION)
3.2 PREPARATION OF PIPE SURFACES AND CEMENT PROCESS FOR PLASTIC PIPE
JOINING PLASTIC CASING IS A RELATIVELY SIMPLE PROCESS, BUT THE INTEGRITY OF THE JOINT WILL BE A
FUNCITON OF THE THOROUGHNESS OF THE JOINING TECHNIQUES. THE MATERIALS AND TOOLS REQUIRED
INCLUDE (AWWA, 1981):
1. A FINE-TOOTHED SAW
2. A MITRE BOX
3. A SMALL KNIVE, FILE, OR BEVELING TOOL
4. FINE-GRAINED ABRASIVE PAPER
5. CLEAN, DRY CLOTH OR PAPER TOWEL
6. CLEANER, AND/OR PRIMER CAPABLE OF IMPARTING COLOR
7. THE PROPER SOLVENT CEMENT
8. A NATURAL BRISTLE BRUSH APPROXIMATELY HALF THE DIAMTER OF THE CASING BEING JOINED OR A
SPECIALLY DESIGNED APPLICATOR WHICH MAY BE INCLUDED IN THE SOLVENT CEMENT CONTAINER.
PREPARATION OF THE PIPE SURFACES AND THE ACTUAL CEMENTING PROCESS SHOULD BE ACCOMPLISHED
AS LISTED BELOW (AWWA 1981). BECAUSE SOLVENTS ARE HIGHLY FLAMMABLE AND THEIR VAPORS MAY
PRESENT A HEALTH HAZARD IN ENCLOSED AREAS, SOLVENT CEMENTS SHOLD BE USED WITH CARE; AVOID
CONTACT WITH EYES AND SKIN AND LONG-TERM BREATHING OF VAPORS.
STEP 1: CUT CASING USING A FINE-TOOTHED SAW AND A MITRE BOX TO AVOID ROUGH OR UNEVEN CUTS.
STEP 2: SMOOTH THE CUT END WITH A KNIFE, FILE, OR SANDPAPER. REMOVE ALL BURRS AND CUTTINGS.
STEP 3: CLEAN THE CONTACT SURFACES OF THE PIPE END AND SOCKET WITH A CLEAN, DRY COTTON CLOTH
OR PAPER TOWEL. GREASE MUST BE REMOVED WITH A CLEANER RECOMMENDED BY THE SOLVENT CEMENT
MANUFACTURER. ROUGHENING THE CONTACT SURFACES WITH ABRASIVE PAPER AIDS IN THE DEVELOPMENT
OF A BETTER BOND.
STEP 4: CHECK THE FIT OF THE SECTIONS TO BE CEMENTED. A GOOD "DRY FIT" SHOULD SHOW THE SPIGOT
END ENTERING THE SOCKET TO ABOUT ONE-HALF TO TWO -THIRDS OF ITS DEPTH. SOME MANUFACTURERS
SUPPLY CASING WITH MARKS TO DESIGNATE PROPER FIT. INCORRECTLY DIMENSIONED PIPE, BELL, OR
COUPLING SHALL NOT BE USED.
STEP 5: IF THE CASING IS MADE OF PVC, APPLY A PRIMER TO THE INSIDE SURFACES OF THE SOCKET. THE
PRMER MAY REQUIRE MORE TIME TO SOFTEN THE BELLED END CASING SOCKETS THAN IS NECESSARY TO
PREPARE THE SOCKETS OF A MOLDED COUPLING.
STEP 6: PRIMER SHALL BE APPLIED TO THE OUTSIDE OF THE PVC CASING (SPIGOT) END TO PREPARE IT FOR
JOINING. ALL SURFACES TO BE CEMENTED SHALL BE COATED WITH THE PRIMER.
STEP 7: APPLY A THIN COAT OF SOLVENT CEMENT TO THE INTERIOR SURFACE OF THE SOCKET. THE USE OF
TOO MUCH SOLVENT COULD WEAKEN THE CASING WALL.
STEP 8: APPLY A UNIFORM COAT OF SOLVENT CEMENT TO THE OUTSIDE SURFACE OF THE SPIGOT END OF THE
CASING.
STEP 9: INSERT THE SPIGOT END OF THE CASING SECTION FORCEFULLY INTO THE SOCKET TO THE ENTIRE
DEPTH OF THE SOCKET WHILE BOTH THE INSIDE SOCKET SURFACE AND OUTSIDE SURFACE OF THE CASING
ARE COMPLETELY COATED WITH WET CEMENT.
STEP 10: TWIST CASING 1/8 TO 1/4 TURN THEN HOLD THE SOCKET AND CASING SECTIONS TOGETHER FOR AT
LEAST 15 TO 20 SECONDS OR UNTIL AN INITIAL SET TAKES PLACE.
STEP 11: WIPE THE EXCESS CEMENT FROM THE SOCKET. A PROPERLY CEMENTED JOINT SHOULD SHOW A
BEAD OF SOLVENT CEMENT AROUND THE ENTIRE CIRCUMFERENCE OF THE CASING WHERE IT MEETS THE
SOCKET.
STEP 12: TO INSURE A STRONG BOND, A JOINT SHOULD REMAIN UNDISTURBED UNTIL AN INITIAL SET IS
REACHED (TABLE 1).
TABLE 1. SOLVENT CEMENTING OF BELLED END CASING - APPROXIMATE INITIAL SET TIMES*
Temperature Range
During Initial Set
2 and 3 in
Sizes Larger
(51 and 76 mm)
than 3 in
15to40-9.4to4.4
7.5
15
5 to 15 -15.0 to -9.4
30
60
-20 to 5 -28.9 to -15.0
90
180
*DEVELOPMENT OF FULL OPERATING STRENGTH
REQUIRES CURE
PERIODS ABOUT TEN TIMES LONGER THAN
SHOWN BY THIS TABLE.
3.3 PRESSURE TESTING/SYSTEM PURGING
3.3.1 PRESSURE TESTING/SYSTEM PURGING
ONCE THE SYSTEM HAS BEEN CONSTRUCTED TO THE POINT OF TESTING AND PURGING, THE SYSTEM IS TO BE
PURGED AND PRESSURE TESTED IN THE PRESENCE OF THE ENGINEER USING THE FOLLOWING PROCEDURE:
STEP 1: FILL THE DOSE TANK WITH CLEAN WATER.
3.1.9 EVERY PRECAUTION SHOULD BE TAKEN TO PREVENT FOREIGN MATERIAL FROM ENTERING THE
PIPE WHILE IT IS BEING INSTALLED. AT TIMES WHEN PIPE LAYING IS NOT IN PROGRESS, THE OPEN
STEP 2: OPEN ALL FLUSHING VALVES ON EACH LATERAL.
ENDS OF THE PIPE SHALL BE CLOSED BY A PLUG OR OTHER MEANS APPROVED BY THE ENGINEER.
THE CONTRACTOR SHALL CLEAN AND REMOVE ALL DEBRIS THAT HAS ENTERED THE LINES IN THE
STEP 3: FILL THE DOSE TANK TO THE LEVEL WHICH ACTIVATES THE DRAINFIELD PUMP(S) AND ALLOW THE
PROCESS OF CONSTRUCTION. ANY FOREIGN MATERIAL REMAINING IN THE DISTRIBUTION SYSTEM
LATERALS TO PURGE. REPEAT UNTIL ALL FOREIGN OBJECTS HAVE BEEN DISCHARGED FROM THE FORCE MAIN
AFTER CONSTRUCTION SHALL BE REMOVED AT THE CONTRACTOR'S EXPENSE.
AND LATERALS.
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STEP 5: FILL THE DOSE CHAMBER TO THE POINT WHERE THE PUMP(S) ENGAGE(S). THE ENGINEER SHALL
BE PRESENT DURING PRESSURE TESTING OF THE INFILTRATION SYSTEM TO MEASURE THE DIFFERENCE
IN DISCHARGE IN THE LATERAL ENDS.
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STEP 6: REPLACE CLEANOUT CAP ON EACH LATERAL WITH NEW, UNDRILLED CAPS.
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3.4 CHAMBER INSTALLATION
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3.4.1 INFILTRATOR CHAMBERS, MODEL QUICK 4 STANDARD CAPACITY, SHALL BE USED TO COVER THE
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3.4.2 USING A HOLE SAW, CUT ONE HOLE IN EACH END PLATE. THE HOLE SHALL BE SIZED SO THAT
LATERALS PASS WITH LESS THAN 1/4 INCH OF CLEARANCE.
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3.4.3 AN ENDCAP SHALL BE SECURED TO THE FIRST CHAMBER WITH FOUR SELF DRILLING SCREWS. THE
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DISTRIBUTION LATERAL SHALL PASS THROUGH THE HOLE IN THE END CAP AND THE CAP SHALL BE
RETAINED BY A SLIP X SLIP COUPLING ON THE LATERAL.
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3.4.4. STARTING FROM THE FIRST CHAMBER, ADD ADDITIONAL CHAMBERS DOWN THE LENGTH OF THE
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LATERAL, FULLY ENGAGING INTERLOCKS AND SECURING WITH FOUR SELF DRILLING SCREWS. SPLASH
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PLATES SHALL BE INSTALLED BELOW ALL DOWNWARD POINTING ORIFICES.
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3.4.5 AFTER THE LAST CHAMBER IS INSTALLED, SECURE AN END CAP TO THE LAST CHAMBER WITH FOUR
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SELF DRILLING SCREWS. THE DISTRIBUTION LATERAL AND FLUSHING LINE SHALL PASS THROUGH
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HOLES IN THE END CAP AND THE CAP SHALL BE RETAINED BY A SLIP X SLIP COUPLING ON THE LATERAL.
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3.4.6 BACKFILL CHAMBERS, MANIFOLD, AND RISERS CAREFULLY AS SHOWN ON AND
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PLANS DESCRIBED
IN SECTION 3.1.4 DRAINFIELD CONSTRUCTION
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**PLEASE NOTE THAT DESIGN AND INSTALLATION OF A SUBSURFACE
DRAINFIELD FOR THIS LOT IS CONTINGENT UPON THE EXISTANCE OF
SUITABLE SOILS TO A DEPTH OF AT LEAST 48" BENEATH TRENCH BOTTOMS
BEFORE BEDROCK IS ENCOUNTERED. THE EXISTANCE OF BEDROCK AT A
DEPTH OF UNDER 48" FROM TRENCH BOTTOMS MAY RESULT IN THE
REQUIREMENT OF AN AT -GRADE OR MOUNDED DRAINFIELD.
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STEP 4: DRILL 3/16 INCH ORIFICE IN THE CLEANOUT CAP OF EACH LATERAL.
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