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Sheet List Table
Sheet Number
Sheet Title
0
Cover
1
Notes & Legend
2
Access Plan & Profile
3
Site & Utility Layout
4
OWTS Site Plan
5
OWTS Details
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0047213
CHECKED BY: DCS
DRAWN BY: DCS
JOB #: 2023-40
FOR
CONSTRUCTION
Cover
0
Of 5
1. GENERAL NOTES:
1. ALL WORK SHALL COMPLY WITH THE MOST RECENT GARFIELD COUNTY STANDARDS.
2. WORK REQUIRES AN APPROVED GARFIELD COUNTY BUILDING PERMIT.
3. LIMITS OF CONSTRUCTION SHALL BE 1.0' EACH SIDE OF THE CENTERLINE OF UTILITY INSTALLATIONS BUT NOT BEYOND
RIGHT-OF-WAY LINES. PROJECT LIMITS ADDITIONALLY .INCLUDE ALL .DESIGNATED BORROW AREAS, EXCAVATION DISPOSAL
AREAS OR MATERIAL OR TOPSOIL STOCKPILE AREAS. RESPECT ALL TREE/VEGETATION PRESERVATION ZONES (PER
SPECS).
4. THE CONTRACTOR MUST CERTIFY THAT ALL AGGREGATES USED ON THIS PROJECT ARE FREE FROM HAZARDOUS
COMPONENTS IN EXCESS OF THE THRESHOLD CONCENTRATIONS ESTABLISHED BY THE E.P.A.
5. ALL WORK SHALL BE DONE IN STRICT ACCORDANCE WITH APPLICABLE SECTIONS OF THE GEOTECHNICAL
REPORT/INVESTIGATION. CONTRACTOR TO NOTE REQUIREMENTS FOR EXCAVATION, BACKFILL AND SUPPORT MATERIALS.
THE CONTRACTOR SHALL FAMILIARIZE THEMSELVES WITH THE INFORMATION CONTAINED IN THIS REPORT PRIOR TO
CONSTRUCTION.
6. THROUGHOUT ALL PHASES OF CONSTRUCTION, UNTIL THE FINAL ACCEPTANCE OF THE PROJECT, THE CONTRACTOR
MUST KEEP THE WORK SITE CLEAN AND FREE FROM RUBBISH AND DEBRIS.. THE CONTRACTOR SHALL ALSO ABATE
DUST NUISANCE AS NECESSARY. THE CONTRACTOR HAS TWENTY-FOUR (24) HOURS AFTER THE DEPOSIT OF ANY
EARTH, GRAVEL OR OTHER EXCAVATED MATERIAL TO REMOVE SUCH DEPOSIT. IN THE EVENT THAT THE EARTH, GRAVEL
OR OTHER EXCAVATED MATERIAL IS NOT REMOVED, THE ENGINEER OR OWNER WILL DIRECT. SUCH REMOVAL AND THE -
COST INCURRED SHALL BE DEDUCTED FROM THE BOND, DUST CONTROL WILL ONLYBE-REQUIRED IF ADJACENT
PROPERTY OWNERS ARE ADVERSELY AFFECTED OR IF DUST ADVERSELY AFFECTS MAINTENANCE OF TRAFFIC DURING THE
PROJECT SUCH THAT, - IN THE OPINION OF ENGINEER, ADJUSTMENT OF THE -CONTROL PROGRAM IS APPROPRIATE. IT IS
ANTICIPATED DUST CONTROL WILL BE REQUIRED ON THIS PROJECT.
7. THE CONTRACTOR IS RESPONSIBLE FOR TEMPORARY SURFACES THROUGHOUT THE PROJECT TO MAINTAIN TRAFFIC AND
PEDESTRIAN ACCESS. THE COST SHALL BE INCIDENTAL TO WORK.
B. IT SHALL BE THE CONTRACTOR'S RESPONSIBILITY TO ENSURE THAT ALL WORK IS PERFORMED IN ACCORDANCE
WITH APPLICABLE STANDARDS AND REGULATIONS AS SET FORTH BY THE OCCUPATIONAL SAFETY AND HEALTH
ADMINISTRATION (O.S.H.A.).
9. NO FIELD CHANGES SHALL BE MADE WITHOUT PRIOR WRITTEN APPROVAL OF THE ENGINEER.
10.THE PHYSICAL FEATURES WITHIN THE LIMITS OF THE PROJECT HAVE BEEN SHOWN BASED ON THE BEST AVAILABLE
INFORMATION AT THE TIME OF DESIGN. THE ENGINEER ASSUMES NO RESPONSIBILITY FOR THE ACCURACY OF THE
FEATURES SHOWN. THE CONTRACTOR SHALL REVIEW AND VERIFY EXISTING PHYSICAL FEATURES AND ELEVATIONS OF
THE CONDITIONS TO BE ENCOUNTERED DURING CONSTRUCTION.
11. THE CONTRACTOR SHALL LIMIT ALL WORK AND STORAGE AREAS TO THE PROJECT SITE. ANY WORK INSIDE PUBLIC
RIGHT-OF-WAYS WILL REQUIRE APPROVAL FROM THE JURISDICTION OF AUTHORITY PRIOR TO CONSTRUCTION. USE OF
ANY PRIVATE AREAS FOR THIS PROJECT BY THE CONTRACTOR MUST BE APPROVED IN WRITING BY THE PROPERTY
OWNER WITH A -COPY OF THIS APPROVAL PROVIDED TO THE ENGINEER PRIOR TO USAGE.
12. ALL WORK SHALL BE DONE TO THE LINES, GRADES, SECTIONS, AND ELEVATIONS SHOWN ON THE PLANS UNLESS
OTHERWISE NOTED OR APPROVED BY THE ENGINEER. -
13.THE ENGINEER SHALL BE NOTIFIED WITHIN 48 HOUR PRIOR TO THE COMMENCEMENT OF ANY CONSTRUCTION.
14.THE CONTRACTOR SHALL PROTECT THE EXISTING DRAINAGE STRUCTURES AND REROUTE ANY RUNOFF AS NECESSARY
DURING CONSTRUCTION ACTIVITIES TO PREVENT EROSION AND DAMAGE.
15.THE PHYSICAL FEATURES REQUIRING REMOVAL OR OBLITERATION WITHIN THE PROJECT SHALL BECOME THE PROPERTY
OF THE CONTRACTOR AND BE DISPOSED OF OFF -SITE UNLESS OTHERWISE NOTED.
16.THE CONTRACTOR SHALL HAVE A COPY OF ALL APPLICABLE STANDARDS AND APPROVED CONSTRUCTION PLANS AND
SPECIFICATIONS ON SITE AT ALL TIMES.
CABLE TV LINE
EASEMENT LINE
EDGE OF PAVEMENT
EDGE OF GRAVEL
EDGE OF WATER
FENCE LINE
FIBER OPTIC LINE
FLOW LINE
FOUNDATION DRAIN
FORCE MAIN
GAS LINE
GUTTER FLOW LINE
MAJOR CONTOUR
MINOR CONTOUR
PROPERTY LINE
RIGHT-OF-WAY
SANITARY. SEWER. LINE (SIZE)
STORM DRAIN LINE
TEMP CONSTRUCTION ESMT-
TBC/SIDEWALK/CONCRETE
UNDERGROUND ELECTRIC .LINE
UNDERGROUND TELEPHONE LINE
WATER LINE
WATER SERVICE LINE
IRRIGATION LINE
LEGEND
EXISTING PROPOSED
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4. UTILITY GENERAL NOTES
1. ANY CONTRACTOR -CAUSED DAMAGE TO UTILITY AND/OR SERVICE LINES SHOWN OR NOT SHOWN ON THE PLANS, SHALL
BE REPAIRED OR REPLACED. AT NO COST TO GARFIELD COUNTY AND SHALL BE ACCOMPLISHED BY THE CONTRACTOR,.
SUBCONTRACTOR OR AS APPROVED BY THE ENGINEER. THE CONTRACTOR SHALL BE RESPONSIBLE FOR NOTIFYING ALL
UTILITY COMPANIES PRIOR TO COMMENCING WORK IN THE PROJECT AREA. LIKEWISE, THE CONTRACTOR IS RESPONSIBLE
FOR COORDINATING HIS WORK AND THAT OF THE INVOLVED UTILITIES IN THE PROJECT AREA.
2. UTILITY LINES SHOWN ON THE PLAN SHEETS ARE LOCATED FROM THE BEST AVAILABLE INFORMATION. THE
CONTRACTOR SHALL BE RESPONSIBLE FOR THE VERIFICATION AND PROTECTION OF ALL UTILITIES IN PLACE.
3. THE CONTRACTOR SHALL. CONTACT THE UTILITY NOTIFICATION CENTER OF COLORADO AT 811 A MINIMUM OF TWO
BUSINESS DAYS IN ADVANCE OF ANY. EXCAVATION OR GRADING.
4. THE CONTRACTOR SHALL PROTECT AND MAINTAIN ALL UTILITIES AND STRUCTURES AFFECTED BY THE WORK. ANY
DAMAGE SHALL BE REPAIRED AND RESTORED TO THE SATISFACTION OF THE OWNER/DISTRICT, AND UTILITY PROVIDER.
THE CONTRACTOR SHALL COORDINATE ALL UTILITY RELOCATIONS AS NECESSARY,
5.. EXCAVATION AT GAS S LINES: TEMPORARY COVER DURING CONSTRUCTION SHALL BE AT LEAST 18 INCHES OVER THE GAS
CONDUIT. FINISH. GRADE OVER THE GAS CONDUIT MUST BE AT LEAST TWO FEET AND NO MORE THAN SIX FEET.
6. EXISTING UNDERGROUND TELEPHONE, FIBER AND CABLE. TELEVISION FACILITIES MAY BE LOCATED IN CLOSE PROXIMITY
TO THE WORK. THE CONTRACTOR MAY, IF NECESSARY, TEMPORARILY DISPLACE THE CABLES DURING CONSTRUCTION
AND REINSTALL -THEM IN ACCORDANCE WITH THE APPROPRIATE TELEPHONE, FIBER OR CABLE TELEVISION COMPANY'S
GUIDELINES WITH THEIR PRIOR CONSENT. COORDINATION WITH BOTH THE TELEPHONE AND CABLE TELEVISION COMPANY
IS REQUIRED TO. BE DONE BY. THE CONTRACTOR. -
7. THE CONTRACTOR SHALL AT THEIR EXPENSE, SUPPORT AND PROTECT ALL UTILITIES, SO THAT THEY WILL FUNCTION.
CONTINUOUSLY DURING CONSTRUCTION EXCEPTTHOSEDESIGNATED TO BE TEMPORARILY SHUT DOWN. THE CONTRACTOR
SHALL GET AUTHORIZATION FOR TEMPORARY SERVICE DISRUPTIONS PRIOR TO ANY UTILITY WORK AT LEAST 48 HOURS
IN ADVANCE. CUSTOMERS SHALL BE NOTIFIED ACCORDING TO THE UTILITY PROVIDERS REQUIREMENTS. SHOULD A
UTILITY FAIL AS A RESULT OF THE CONTRACTOR'S OPERATIONS, IT WILL BE REPAIRED IMMEDIATELY BY EITHER THE
CONTRACTOR OR THE UTILITY PROVIDER AT THE FULL COST OF LABOR AND MATERIALS TO THE CONTRACTOR.
8. ALL VALVE BOXES, CLEANOUTS, MANHOLES, GUY WIRES, SHALL BE ADJUSTED TO FINAL GRADE.
9. THE CONTRACTOR SHALL FIELD VERIFY THE LOCATION AND ELEVATION OF ALL SANITARY SEWER SERVICES AND WATER
SERVICES PRIOR TO CONSTRUCTION.
10.IRRIGATION LINES MAY EXIST WITHIN THE PROJECT BOUNDARY. THE CONTRACTOR SHALL MAKE EVERY EFFORT TO
LOCATE IRRIGATION LINES THAT MAY BE AFFECTED BY THEIR -WORK. ANY DAMAGED IRRIGATION EQUIPMENT OR LINES
WILL BE REPLACED AT THE COST OF THE CONTRACTOR.
1 1. ALL- WORK DONE ON OR AROUND WATER FACILITIES MUST BE INSPECTED BY THE UTILITY PROVIDER INSPECTOR.
5. EARTHWORK
1. THE CONTRACTOR SHALL BE RESPONSIBLE FOR THE LEGAL DISPOSAL OF ANY EXCESS SOIL, DEBRIS AND WASTE
MATERIAL OFF OF THE PROJECT SITE.
2. ANY MATERIAL NOT SUITABLE FOR .BACKFILL SHALL BE REMOVED FROM THE SITE AND DISPOSED OF, BY AND AT THE
EXPENSE OF THE CONTRACTOR.
3. ALL EMBANKMENT MATERIAL REQUIRING COMPACTION WILL CONFORM TO CDOT/ASTM STANDARDS.
4. .AREAS OF HEAVY VEGETATION, TREES, ROCKS, ETC. MAY NOT ALL BE SHOWN ONPLAN SET. THE CONTRACTOR SHALL
FAMILIARIZE THEMSELVES. WITH THE EXISTING CONDITIONS AND REQUIRED CONSTRUCTION METHODS TO PERFORM THE
WORK. CERTAIN AREAS MAY REQUIRE TREE REMOVAL, BOULDER RELOCATION, CLEARING AND .GRUBBING, ETC. THAT MAY
NOT BE SPECIFICALLY CALLED OUT.
5. ONSITE NATIVE MATERIAL CAN BE USED FOR STRUCTURAL BACKFILL IF APPROVED BY A GEOTECHNICAL ENGINEER AND
SHALL BE SCREENED TO SIX INCH MINUS, INSTALLED IN TWELVE INCH LIFTS AND COMPACTED TO 95 PERCENT WITH
OPTIMUM MOISTURE CONTENT.
6. STRIPPED TOPSOIL GENERATED ONSITE TO BE STOCKPILED AND USED FOR RE -VEGETATION.
LEGEND
EXISTING
PROPOSED
CABLE BOX
CABLE RISER
®
'.
CURB STOP
CURB INLET
adm
DECIDUOUS TREE
ELECTRIC MANHOLE/.METER
QE
0
ELECTRIC TRANSFORMER
EVERGREEN TREE
FIBER OPTIC RISER
QQ
FIRE HYDRANT -
GAS VALVE
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SOIL BORING LOCATION
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SIGN
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STORM .MANHOLE LD
STREETLIGHT >
TELEPHONE MANHOLE OT QT
ABBREVIATIONS
A.B.0 AGGREGATE BASE COURSE
A.P. ANGLE POINT
ASPH. ASPHALT
BP BEGINNING POINT
B.W. BOTTOM OF WALL
C&G CURB AND GUTTER
C.P. CURB AND GUTTER
C.L. CENTER LINE
CMP CORRUGATED METAL PIPE
CONC. CONCRETE
C.R. CURB .RAMP
DMH DRAINAGE MANHOLE
D.W. DRIVEWAY
EB EAST BOUND
E.G.. EXISTING GRADE
E.O.G. EDGE OF GRAVEL
EL./ ELEVELEVATION
ELEC. ELECTRIC
EP END POINT
E.O.P. EDGE OF PAVEMENT
E.O.T. EDGE OF TRAIL
EX. EXISTING
F.G. FINISHED GRADE
F.L. FLOWUNE
FT. FEET
G.B. GRADE BREAK
GR. GUARDRAIL
GRAY. GRAVEL
H.C.L. HORIZONTAL CONTROL LINE
HOPE HIGH -DENSITY POLYETHYLENE
H.P. HIGH POINT
H.B.P. HOT BITUMINOUS PAVEMENT
H.M.A. HOT MIX ASPHALT
IN. INCH
INV. INVERT
L LEFT
L.D.A. LIMITS OF DISTURBED AREA
L.F. LINEAL FEET
L.P. LOW POINT
L.S. LANDSCAPED AREA
MAX. MAXIMUM
MH. MANHOLE
MIN. MINIMUM
MSE MECHANICALLY STABILIZED EARTH
NAT. NATIVE GRASS AREA
O/S OFFSET
P.C. POINT OF CURVATURE
P.C.C. POINT OF CONSTANT CURVATURE
P.G.L. PROFILE GRADE LINE
P.R.C. POINT OF RETURNING CURVATURE
PNT. POINT
P.T. POINT OF TANGENCY
P.V.C. POINT OF VERTICAL CURVATURE
P.V.I. POINT. OF VERTICAL INFLECTION
PVMT. PAVEMENT
R/R REMOVE & REPLACE
R RADIUS
R RIGHT
RCP - REINFORCED CONCRETE PIPE
REF. REFERENCE
R.O.W. RIGHT-OF-WAY
R.P. RADIUS POINT
SEC. SECTION
S.F. SQUARE FEET
SH. SHEET
S.M.H. SEWER MANHOLE
SOD GRASS AREA
STA. STATION
S.W. SIDEWALK
S.Y. SQUARE YARD
T.B.C. TOP BACK CURB
T.B. TOP BANK
T.P. TOP OF PIPE
T.W. TOP OF WALL
TYP. TYPICAL
WB WEST BOUND
V.P. VALLEY PAN
9. EROSION CONTROL NOTES:
1. THE ULTIMATE RECEIVING WATERS IS THE COLORADO RIVER.
2. TOPSOIL WILL BE STRIPPED AND STOCKPILED WITH REINFORCED FILTER LOGS SURROUNDING STOCKPILE AND THEN
SEEDED AND STRAWED FOR STABILIZATION. CONTRACTOR IS RESPONSIBLE FOR REMOVAL OF DIRT FROM VEHICLES
LEAVING THE SITE PER GARFIELD COUNTY CODE.
3. EROSION AND SEDIMENT CONTROLS ARE T0. BE INSPECTED EVERY FOURTEEN CALENDAR DAYS OR AFTER EVERY STORM
EVENT THAT EQUALS OR EXCEEDS AHALF INCH OF PRECIPITATION.
4. CONTRACTOR IS RESPONSIBLE FOR CHECKING THAT ALL EROSION CONTROL BMPS ARE FREE OF MUD, DIRT, AND
DEBRIS. ALL STRUCTURES ARE TO BE CLEANED ONCE DEPOSITED SEDIMENT REACHES ONE THIRD THE HEIGHT OF THE
STRUCTURE.
5. ACTUAL LOCATIONS OF ALL EROSION AND SEDIMENT CONTROL MEASURES CAN BE FIELD MODIFIED IF NECESSARY. BY
ENGINEER OF RECORD AND APPROVED BY GARFIELD COUNTY.
6. EROSION. CONTROL FENCING AND OTHER EROSION CONTROL MEASURES SHALL BE REMOVED AFTER ALL VEGETATION -
SEEDING IS AT LEAST 80 PERCENT GERMINATED.
7. CONSTRUCTION ROAD,STABILIZED ENTRANCE, STAGING AREA, AND PERIMETER EROSION CONTROL MEASURES SHALL BE
INSTALLED PRIOR TO ANY SITE GRADING OR EXCAVATION ACTIVITIES.
8. STOCKPILED MATERIALS SHALL BE SURROUNDED WITH FILTER LOGS AND WEIGHED DOWN WITH SAND BAGS, LOGS MAY
NOT CONTAIN STRAW, CONTRACTOR IS RESPONSIBLE FOR REMOVAL OF DIRT FROM VEHICLES LEAVING THE SITE.
9. ALL DRAINAGE STRUCTURES ARE TO BE PROTECTED BY EROSION CONTROL MEASURES.
10.IF ANY TEMPORARY FLOW LINE IS TO OCCUR DUE TO INTERMITTENT GRADE CHANGE, CHECK DAMS, SURFACE
ROUGHENING AND ADDITIONAL BMPS SHOULD BE IMPLEMENTED.
11.RESURFACING OR REVEGETATION PRACTICES SHALL FOLLOW ALL LAND DISTURBING ACTIVITIES IMMEDIATELY UPON
COMPLETION OF SAID ACTIVITIES. IF REVEGETATION PRACTICES ARE DELAYED, FINISHED TOPSOIL GRADE SHALL BE
PROTECTED AGAINST WIND AND WATER EROSION WITH TEMPORARY EROSION CONTROL BMP'S IMMEDIATELY UPON
COMPLETION.
12.WATER SHALL BE USED AS.A DUST PALLIATIVE WHERE REQUIRED. LOCATIONS SHALL BE AS ORDERED. THE COST OF
WATER SHALL BE INCIDENTAL TO OTHER BID ITEMS. SWEEPING AND CLEANING ADJACENT STREETS AND SIDEWALKS
DURING CONSTRUCTION WILL BE PERFORMED AS NECESSARY AND AS DIRECTED BY THE ENGINEER. SWEEPING, AND
DUST MITIGATION IS CONSIDERED TO BE INCIDENTAL TO THE WORK.
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GRAPHIC SCALE
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Notes & Legend
1
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STA: 1+77.09, 0/S: 10.47'R
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H.P. ELEV: 5528.14
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BEGIN REVERSE CROSS / !
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Access CL PROFILE
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5520
5515
5510
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STA: 6+22.70, 0/S: I13.77'L
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STA: 1 6+60.58, 0/S: 110.741
FIELD CORNER
4 INCH SDR 35
SEWER LINE MIN: 2% SLOPE
.STA: 6+15.70, O/S:i26.051
FIELD; CORNER
STA: 6+07.22. 0/S: 13.491 E
DISTRIBUTION BOX
RISER ELEV: 5506.76�
0
OWTS SETBACK
— — _ — — PROPERTY LINE
4.00,
(7YP)
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SEWER LINE LATERALS
TO INFILTATORS (TYP)
MIN. 2% SLOPE
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ELD CORNER
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IN FEET: �1�610'
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OWTS Site Plan
4
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GENERAL NOTES-
1 . INSTALLER SHALL CONFORM TO ALL PITKIN COUNTY HEALTH DEPARTMENT REGULATION. ALL COMPONENTS OF THE ONSITE WASTEWATER
SYSTEM (OWTS) SHALL MEET APPLICABLE REGULATIONS.
2. THE OWTS SHALL BE INSTALLED IN ACCORDANCE WITH RFE SPECIFICATIONS AND MANUFACTURERS RECOMMENDATION. SUBSTITUTIONS OF
COMPONENTS AND MATERIALS WILL NOT BE ALLOWED WITHOUT THE WRITTEN APPROVAL OF THE DESIGN ENGINEER. INSTALLER SHALL
PROVIDE CATALOG CUT WHEN REQUESTING SUBSTITUTIONS,
3. THE DRAIN FIELD AREA SHOULD BE PROTECTED FROM COMPACTION. VEHICULAR TRAFFIC SHALL BE KEPT OFF THE DRAIN FIELD. DUMP
TRUCKS AND HEAVY TIRED VEHICLES SHALL NOT BE ALLOWED IN THE DRAIN FIELD. ALL SOIL RUTTED OR COMPACTED SHALL BE REMOVED
AND REPLACED WITH SAND.
4. ALL PVC PIPE CONNECTIONS .SHALL BE. SOLVENT WELDED, UNLESS OTHERWISE SPECIFIED.
5. ALL RISERS, VALVE BOXES, AND HAND HOLES SHALL EXTEND 2" ABOVE SURROUNDING FINISHED GRADE. SOIL SHALL BE BUILT UP
AROUND RISER AND SLOPED AWAY FROM RISER AT A 2% MIN SLOPE; SLOPE TO DAYLIGHT.
6. SEWER PIPE AND EFFLUENT PIPE SHALL BE PROPERLY BEDDED PER THE TRENCH DETAIL PROVIDED.
7. RE -SEEDING SHALL BE THE RESPONSIBILITY OF THE OWNER.
8. SEPTIC TANK ASSEMBLIES SHALL BE CONSTRUCTED WATER TIGHT TO ASSURE NO GROUND OR STORM WATER WILL EFFECT DESIGN
VOLUMES OF THE ASSEMBLIES.
9. PROVIDE ADEQUATE ANTI -FLOTATION DEVICES AS REQUIRED ON SEPTIC TANK,
SOIL TREATMENT AREA NOTES
1. SOIL TREATMENT AREA TO BE CONSTRUCTED WITH TRENCHES AND INFILTRATOR QUICK4 PLUS STANDARD CHAMBERS.
THE TREATMENT AREA IS TO CONSIST OF 6 ROWS. EACH ROW WILL HAVE 22 CHAMBERS, WHICH RESULTS IN A
TOTAL OF 132 CHAMBERS.
2. CHAMBER ROWS TO BE INSTALLED AS LEVEL AS POSSIBLE. USE ADEQUATE BENDS TO FOLLOW GRADE TO ASSURE
EVEN DISTRIBUTION OF EFFLUENT.
3. INSPECTION PORT TO BE INSTALLED iN CENTER OF EACH TRENCH LATERAL.
4. TRENCHES ARE TO BE INSTALLED 4 FEET APART OUTSIDE OF TRENCH TO OUTSIDE OF TRENCH.
TOPSOIL
NATIVE
BACKFILL -
QUICK4 PLUS STANDARD III
OR APPROVED OTHER
(TYP.)
I
UNDISTURBED EARTH
4' MIN.
(TYP.)
SOIL TREATMENT AREA LAYOUT DETAIL
SCALE:NTS
TOPSOIL
NATIVE
BACKFILL
1' MIN.
3' MAX.
DESIGN NOTES
• Design per performance test per
ASTM C1227
• Top surface area 46.25 ft'
• f'c ® 28 days; concrete = 6,000 PSI
Min.
Installation.
• Tank to be set on 5 min. sand
bed or pea gravel
• Tank to be backfilled uniformly on
all sides in lifts less than 24' and
mechanically compacted
• Excavated material may be used for
backfill, provided large stones are:
removed
• Excavation should be dewotered and
tank filled with water prior to being
put in service for installation with
water table less than 2' below grade
• Meets C1644-06 for resilient
connectors
• Inlet and Outlet identified above. pipe
• Delivered complete with internal
piping
• 4' Maximum bury depth
ALLOWABLE BURY
(Based on Water Table)
WATER TABLE
ALLOWABLE
EARTH FILL
0' - 0"
2' - 0"
1'-0"
3' -0"
2' - 0"
3' 0"
3' - 0"
4' 0"
DRY
4' - 0"
Fle;
I
Z :' -20" Clear Access
TANK '
L__� °J
Top
Vlew
to Grade
utyl
ubber
ealant
:tion
View
Digging Specs
Invert
Dimensions
Net
Capacity
Net Wei ht
Lid
Tank
Total
11' Long x 7' Wide
Inlet
Outlet
Length
Width
Height
56" below inlet
56"
53"
111"
60"
68"
1042 gal
2620 Ibs
8915 Ibs
11535 Ibs
PVC CAP
IRRIGATION BOX
WITH MAGNET GLUED
INTO LID
SCH 40 PVC
SPECTION RISER
TH 1.5" VERTICAL SAW CUT
I.o rS.RFORATED
DISTRIBUTION SCH 40 PVC PIPE
INSPECTION RISER DETAIL
M
N
O
N
N
O
O
N
0
d
o PVC CAP
M
1" DEEP SAW CUT w
PVC CLEANOUT, VENT, OR
OBSERVATION PIPE
OBSERVATION PORT /CLEANOUT CAP
Top View Section View End View
^28••_ ----28"— —15"--
~25 —12"—
i 5.. PH 14"I®®®1 14ock Down Baffle
REQUIRED
—28 '— ROTO•FLOW4" —OR P0LTdSO$If.4WALRER
/"V.NO�TCH" WEIR
,, e ' e SHAPE IS
ELF LEVELING
a ANTTOSCALE �-• FRI
k" IT F PROVIDE FRICTIO,�
Lid View FIT FOR ALL 4"PIPE to �
==r roSCALE
Riser Section
Access to Grade Required
a U 1
2
Side View End View
FLOW TO
TANKS
NOTE: WATER AND SEWER SERVICE LINES ARE REQUIRED TO BE
A MINIMUM OF 10' APART
EXISTING DIRT OR TOPSOIL AREA
SEWER TRENCH DETAIL
• 6000 PSI Concrete
• 7 Outlet equal flow
• Slide -in Baffle
• 4" Pipe penetration ports
• Connectors cast into the box
•. 12" Riser available
Weight:
D-Box with Baffle - 200 Ibs
D-Box Lid - 75 Ibs
D-Box Riser - 140 Ibs
CLEANOUT DETAIL
NATIVE MATERIAL (3"
:LASS 6 AGGREGATE AS
BY OWNER W/ COMPACTION
95% PER ASTM D698
=GATE BASE COURSE
� 95% PER ASTM D698
DIRECTION OF FLOW
2
a
GRAPHIC SCALE
030_ 60
IN FEET: 1�660'
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CHECKED BY: DCS
DRAWN BY: DCS
JOB #: 2023-40
FOR
CONSTRUCTION
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OWTS Details
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