HomeMy WebLinkAboutOWTS Site PlanGENTRY Anal" Celcaletiaas OA"1S
CPP
InvThe
In = 6120.1'
D=3904556"
/
proposed onsite wastewater treatment system (DWI$) is being installed to serve a single
GENERA[.
1.
MOTES:
THE OWTS AS SHOWN ON THE PIAN AND THE DETAILS WERE DESIGNED BYSDPRPS ENGINEERING.
\ `
R=155.00'
family residence. The proposed residential structure has 4 bedrooms proposed with a design
-.Inv.
��Irm. Out = 6114.2'
L=TOZ 70 %• '�
u �
Highlands Drive C $7°40'14"E /
flow based on a total residential population of 8 persons. The residential facility OWTS capacity
design is based on design now a 4 -bedroom single family residence.
2.
THE EXISTING F ,NC.24-21. AND SURVEY/PLAT
N IS
%
1+� � CH= 5.43'
SHOWOT
OOKCLIFFSURVEY
13ASEDIONS
INFORMATION 5HOWNI56ASED ON ILC BY BOOKttiFF SUAVEY, 03-2441.
ON B SURVEY,
The design now treatment capacity is calculated as follows for a minimum equivalent
2 -bedroom single family residence.
3.
THE PROPOSED LOT CONDITIONS AND PROPOSED STRUCTURES BY JEFF JOHNSON
ARCHITECTURAL, PC.
CP
From the Regulation 43 usage table
j 6f
Minimum population based on 2 person per bedroom for the first 3 bedrooms = 6 persons and
4•
PRIMARY OWNER NAME AND ADDRESS: GENTRY, ALAN BRUCE & KAREN 1141 DON€GAN ROAD
Edge of Asphalt
�' "O.
1 person per bedroom for each additional bedroom. 4th bedroom = I person fora total of 7
GLENWOOD SPRINGS CO 81601, CONTACT: BRUCE GENTRY, 970 618 7555.
t d
29377
6120
Set 25' Witness Comer
LS No. 36572
persons. Gallons per day per person =75 gal/person/day, No peaking factor
Max. Design flow = (avg, flow)gal/person/day.
"Bruce Gentry" <gentrybS2@gmaiLcom>
'
yf ht Pole 7�f "��-.�,_
- -
_- - _ y r
`
(Cld)gallons/day (# of people) x
'
•-y-
25.0' R dBs Utility
S.
SITE ADDRESS: 607 HIGHLANDS DR, GLENWOOD SPRINGS, CO 81601
C?h,� ,
":'•rt2
5Witness G
meet
Design flow Od = 7.75=525 gpd
<•
Telep cone a o. 36572
Undergn EEec ter
6.
LEGAL SUMMARY: Section: Section:5 Township: 6 Range: 89 Subdivision: GLENWOOD
�, ;'10
AL,
Jam.
Ma r '
Septic Tank Design
HIGHLANDS EST AMD Lot: 4 (1 AI
`"ways
- --
Use a 1250gailon, two compartment concrete septic tank with an effluent filter outlet sanitary
7.
Parcel Number: 218505113004
_ ry+
teem the second chamber. Tank shall be installed with sealed concrete risers and lids to the
finish grade surface.
8.
COUNTYSEPTICPERMIT#: ISSUED
Cattle Pedest
N 82 t284 l
4y"
W
.. -... W
°i
Preliminary Sub Surface Conditions and Testing
Prelimin
9.
CONTRACTOR:
F_
•
82.87
Berrlrltru,/ Env
O
A previous Subsurface Soil investigations was performed by HP Geotech on August 24 & 25,
0
o "4
2009. The resultof the soils evaluation is presented in the Subsoil Study for Foundation Design
Q=i
Um
1 and Percolation Test, Proposed Residence Lot 4• Glenwood Highlands, 607 Highlands Drive,
/
Glenwood Springs, CO, dated September 16, 2009, under project No 109 266A. The subsurface
1.
ALL MATERIALS AND INSTALLATION SHALL CONFORM TO STATE AND COUNTY ONSITE
conditions were evaluated by excavation of two exploratory pits in the building envelope and
WASTEWATER TREATMENT SYSTEM (OWTS) REGULATIONS,
120
one profile pit down gradient in the proposed OWTS field area. Three percolation test holes
2
IT IS THE RESPONSIBILITY OF THE CONTRACTOR TO CONTACT ALL UTILITY
UTILITYTY COMPANIES FOR
Z
•
, :;
were dug at the bottom of shallow backhole pits in the area of the proposed OWTS field. The
�./
soils encountered in the profile pit and percolation holes consisted sandy silty clay to silty sandy
in hole P-2 loam. The hydrometer
LOCATIONS OF UTILITIES PRIOR 70 CONSTRUCTION AND EXCAVATION.
>
_ o -
gravel and cobbles percolation of a gravelly silt gradation and
performed on a bulk sample of the sandy silty clay soils from the profile pit resulted in the sal
3.
ALL SEWER LINES TO BE SDR -35 OR SCHEDULE 40 P.V.C. PIPE UNLESS NOTED OTHERWISE.
to
}
}
al
NNO`
`d?
1"R OSE D 4- ROOM `N N
1+ q°
composition being 0% grave), 33% sand, 44% silt and 23% clay indicating that the soils are
consistent with a Soil type 2,siltloam.Percolation test resulted in rates ranging
4•
INSTALL A TWO-WAY CLEAN OUT ON THE SERVICE UNE FROM THE STRUCTURE AND AN
uJ
z
w
Y
IN6L FAMILYR DNC
percolation
ADDITIONAL IXEANQU7 WITHIN 100' SECTION OF EFFLUENT DISCHARGE PIPE,
!0
,
from 10 to 20 minutes per mch that is consistent with a soil type 2 that has a LTAR of 0.60
N
w
PIER FL OR TOP _ - -
gallons per square foot per day. The solls evaluation did not Indicate the presence of any
S.
THE SEPTIC TANK SHALL BE INSTALLED LEVEL ON COMPACTED EARTH. INSTALL WATERTIGHT
p
p
Z
' 1
612F�1r
limiting soil or hydrological conditions. The report states Based on the subsurface conditions
the test the tested be for
RISERS AS NECESSARY TO BRING ALL REQUIRED ACCESS POINTS TO THE FINISHED SURFACE
Tieea encountered and percolation results, area should suitable a GRADE. BACKFILL WITH SUITABLE NATIVE SOIL FREE OF BOULDER AND ROCK IN EXCESS OF 3"
25.0'
:c_ -
3
( Lute
to Drip ��/
conventional infiltration septic disposal system".
DIAMETER.
r
p
Based the the to be loam blocky and
on geotechnical report sons are assumd a silt with sfrghty
6,
A SANITARY BAFFLE TEE IS REQUIRED ON THE SEPTIC TANK INLET AND OUTLET. INSTALL THE
�t5 y /
, i
granular structure with moderate structural grade having an LIAR of 0.60g/sf/d.
INLET AND OUTLET TEES PLUMB AND IN A POSITION TO ALLOW EASY INSPECTION AND
Additional observations and soil evaluation will be performed prior to construction mobilization
MAINTENANCE OF TANK FROM THE TANK RISERS.
\
P
OWER
and during construction, by Sopris Engineering in the area of the proposed absorption field and
4" PVC SEWER PIPE @ 2%,
SCHD-40 OR SDR
.�
-
tank to confirm the previous soil evaluation and design criteria. Sopris Engineering will observe
7,
INSTALL A 4" EFFLUENT ON THE 4" OUTLET TEE OF THE SEPTIC TANK. THE FILTER
-•1
co
USE -26 PROPOSED
OF 1
new profile pits in the area of the proposed absorption field. The soils will be sampled and
SHOULD BE INSPECTED EVERYSIX MONTHS. THE EFFLUENT FILTER SHALL BE MAINTAINED
m
T
2 -WAY CLEANOUT
INV. EL=6966.251
SLAB '�
characterized by application of the USDA soil texture methods, The soils will be further
AND CLEANED WHEN THE TANK IS PERIODICALLY PUMPED OR AS NECESSARY. INSTALL
Z
en
evaluated to determine the presence of any limiting soil or hydrological conditions, appropriate
SUITABLE EXTENSION ON THE FILTER WITH A HANDLE TO BE WITHIN 6" BELOW THE ACCESS
Wcoo.-
25.0'
�,'`
EL= ,
hydraulic loading rate, absorptive surface level capacity and to verify treatment level design for
LID.
W
<
a ema�yy
I
1.�
the in-situ native soils. If soil conditions encountered require adjustments to design criteria or
&
THE CONTRACTOR SHALL ENSURE THAT THE SEWER LINES, SEPTIC TANK AND RISERS ARE
W
)'
F-
r
CONCRETE DISTRIBUTION BOX WITH BAFFLE
1 ' 4" PVC JYeser
/, 1
the design Ian notice will be made to Count EHO and applicable revisions to
g p y pp
�"G
J
e3
Z_ LLA
o
INSTALLED LEVEL ON COMPACTED BASE
_
design/construction pians and report will be submitted. The results of the additional sal
WATERTIGHT. ALL PLUMBING FIXTURES AND OWI5 COMPONENTS SHALL BE INSTALLED AND
`t
INSTALL. RISERS AND UD TO SURFACE
TI
evaluation and soil characterization wit! be included in the As -Constructed documentation.
MAINTAINED TO AVOID SURFACE OR GROUNDWATER FROM ENTERING THE SYSTEM AND TO
UL
Ln
O
2 Z r+
m
P -i
O
.,, idding Envelope ,
�S ° 73
Design
PREVENT LEAKAGE FROM THE SYSTEM,
Z
Z
N Q 0
d � V�
J
4
.Z ,
Soil Treatment Unit/Absorption System
9.
THE DIMENSIONS AND NOTES SHOWN ON THE PLAN INDICATE MINIMUM AREA, LENGTH,
Q
Q
u-
I
The treatment/absorption field is designed based on utilizing the effective Long Term
WIDTHS AND SEPARATION DISTANCES FOR THE TRENCHES, BED OR MOUNDED ABSORPTION
.-.J
U
� '
I 4
Acceptance Rate (LIAR) for the native soils and the application of appropriate loading factors
FIELD.
N
}
INSTALL CHAMBER END IAP 54'
62.0',
for a soil treatment units em utilizing
4. for g gravity distribution to graveness chamber trenches. The
10.
THE ABSORPTION TRENCHES SHALL BE EXCAVATED TO LEVEL GRADE IN NATIVE EARTH. THE
�
lJ
ON ALL END CHAMBERS
to new treatment system and absorption field will consist of gravity distribution of septic tank
TRENCH BOTTOM AND SIDEWALLS SHALL BE SCARIFIED AND/OR RACKED IF SMEARING
Q.
I
effluent via a distribution box to individual chamber trenches with treatment across the native
OCCURS. IF EXCESSIVE LARGE COBBLES OR BOULDERS ARE ENCOUNTERED IN ANY PART OF
0
'
- soil absorptive surface.
THE EXCAVATION OVER 6" FROM THE PROPOSED TRENCH BOTTOM SURFACE, OVER
r �
EXCAVATE AND BACKFILL WITH SAND.
V
!
tong Term Acceptance Rate (LTAR►
INSTALL 4" RISER PIPE INSPECTION PORT EXTEND I 11. THE LEACHING CHAMBERS SHALL BE INSTALLED LEVEL WITH AMINIMUM COVER OF 10
TANK , Considering tire application of the state regulation 43:
RISER W/ PUSH ON CAP MIN. 4" BELOW FINISH
INSTALL 1250 GALLON 2 -COMPARTMENT CONCRETE SEPTIC 6110
Receiving Wastewater Treatment Level 1;
INCHES NOT TO EXCEED 24 INCHES.
W
Q
GRADE & COVER WITH 6" DIA. VALVE BOX SET 0'
(USE VALLEY PRECAST ITEM # IM 12W2CP) W( SEALED RISERS AND',/�
_
WITH LID 1" ABOVE FINSH GRADE
P-2 UDS INSTALLED ATTHE FINISHED GRADE SURFACE. INSTALL INLET
LIAR; (Table 10-1 Soil type 2loading rate for a silt loam is (0.6gal./S.F./day);
12.
LEACHING CHAMBERS WILL BE PLACED IN THE EXCAVATION OVER THE. NATIVE SOIL OR
(TYP. EACH TRENCH CHAMBER END CAP)Z
SANITARY TEE AND OUTLET EFFLUENT FILTER SANITARY TEE. DEPTH
Design Flow; Qd = flow (gal/day) = 525 gpd
1
SELECT SOIL REPLACEMENT OR ASTM -33 SAND LEVELING COURSE. END CAPSSHALL BE
}
44t 4 TO TOP OF TANK FROM PROPOSED GRADE IS APPROXIMATLEY 18". Loading factors; (Table 10-2, Gravity application trenches, L.F.1 = 1.0) INSTALLED ON THE END CHAMBERS IN EACH TRENCH.
1.000 t Acre
(Table 10-3, Graveness chambers, LF.2 = 0.7)
m
/
EXCAVATION DEPTH 1` MIN, -4° MAX. BELOW SURFACE
STU absorption treatment area; A - Area S.F,;
13.
VERTICAL INSPECTION PORTS SHALL BE INSTALLED FROM THE PRE MARKED HOLE ON THE
PP -1 4" PVC EFFLUENT PIPE @ MIN. 1 %, TOP OF EACH END CHAMBER OR END CAP. (TYP. BOTH ENDS OF EACH ROW) THE PORTS
GRADE MINIMUM. 12' COVER OVER TOP OF CHAMBEIIS USE SCHD-40 OR SDR -35 / A
/ / (sf) = Qd x 1.F,1 x L.F.2 .: A(sfi = 525 gpd x 1.0 x 0.7 = 612.5 S.F. MAY HAVE THREADED CAPS AT GRADE OR HOUSED IN A 6" VALVE BOX.
FlLL &GRADE FIELD AREA APPROXIMATELY 3'-fi' ABQVE
X090
4` PNC DISTRIBUTION PIPES Typ•
(
LIAR 0.6 GaUS.F./day
EXISTING SURFACE (Y2A
PROFILE PIT
p Z
14.
THE CHAMBERS WILL BE BACKFILLED WITH EXCAVATED MATERIAL VOID OF ROCKS, THE
\ I
PREVIOUS SOIL (2009}
p6 Number of Quick -4 Infiltrator chambers 4'x3'xl2"chambers:
BACKFILL MATERIAL SHALL NOT EXCEED 2 1/2" DIAMETER AND SHALL BE PLACED TO AT
-� _ \
#5 Rebar & Plastic I
�-
PREVIOUS PERCOLATION TEST HOLE (TYP.)
p 612.5 S.F. = 51 chambers; Use 52 chambers
LEAST 6 INCHES ABOVE THE TOP OF THE CHAMBERS. THE TOP OF THE PLACED BACKFILL
SHALL BE COVERED WITH A LAVER OF FILTER FABRIC. A MINIMUM 3" DEPTH OF TOPSOIL 15
Set capes
LS No, 36572 P P-2
12 S.F./Chamber
TO BE PLACED ABOVE THE BACKFILL TO THE SURFACE & RE VEGETATED.
ABSORPTION/TREATMENT FIELD
"vpr, USE 52 QUICK -4 CHAMBERS IN 4TRENCHES WITH 13 CHAMBERS PER ROW FOR A TOTAL
2. Pipe i2fser �`
Number of Equivalent Art chambers 5'x3'x12"cFiamben:
6I2.5 S.F. = 41 chambers; Use 42 chambers
15•
INSTALLATION OF LEACHING CHAMBERS SHALL BE IN CONFORMANCE WITH THE
MANUFACTURES INSTALLATION INSTRUCTIONS.
,SSB" \ .� ABSORPTION AREA
OF 613 S.F. THE SYSTEM SHALL BE PLUMBED FOR EQUAL GRAVITY
15 S.F./Chamber
DISTRIBUTION. THE CHAMBERS SHALL BE INSTALLED ON LEVEL GRADE IN EACH
sry \ TRENCH. THE BOTTOM OF EACH TRENCH TO BE EXCAVATED TO A MAXIMUM AVERAGE
Use 52 Qu ck 4lnnhrator chambers in 4 trenches 54' long by 3' wide with 13 chambers units
16.
THE ABSORPTION TRENCHES/BED OR MOUND MUST BE GENERALLY MARKED AT THE FOUR
\ \ DEPTH OF 36 INCHES
BELOW THE EXISTING SURFACE GRADES, WITHIN THE UPPER
.� .�' per Dench plus two end caps delineated on the pian. use Arc chambers 4
CORNERS WITH INSPECTION PORTS ANO/OR BURIED REBAR. THE FIELDS MUST BE PROTECTED
Z
S2
,a
D WITH A MINIMUM12 -INCHES 6° Y'G
SILT LOAMEOINISH
OF THE IHAMBERS
� \ ACROSS
n chamber is r
y trenches paired a 50' or 55' long by 3' wide with 20 or 11 chambers units respectively per
FROM VEHICULAR AND LIVESTOCK TRAFFIC.
rn
THVE
\ OFCOVERCOVE OVER THE CRIZON
GRADE THE SHALL BE
\ ..--
��
i CONNECT INDIVIDUAL 4" DISTRIBUTION PIPE paired trenches with ends caps. The septic tank effluent will be gravity distributed to the head
17.
FIELD SURFACES MUST OR SLIGHTLY MOUNDED TO DIVERT
>
W
SLIGHTLY MOUNDED
•,� 2"pipe �,
A MINIMUM 6 -INCHES ABOVE EXISTING ADJACENT GRADES.
,,,•
Set#S Rebo.&Plastiomp TO HEAD OF EACH CHAMBER TRENCH (TYPICAL EACH TRENCH). of each chamber row via individual distribution pipes from a distribution box
STHE URFACE
FBE IELD.
DRAWN
SUflFACE DRAINAGEAWAY FROM THE FIELD.
�
LS No. 36572 INSTALL CONNECTION AS NEEDED FROM END OR SIDE INLET
PORT OF EACH INFILTRATOR CHAMBER END CAP.
18.
THE ABSORPTION FIELD SHALL BE INSTALLED PER THE REQUIRED SETBACK DISTAIii
Flume ` `� -� _•-•
-�
- �„'
--- - - - - r Set #5 Rebar & Plastic cap
10 FEET FROM ANY PROPERTY LINE.
2"Pepe
GRAPHIC SCALE s� _ '
LS No. 36572
`
62° 4' 4"
` °3252 W 1.5 '
CHAMBER END CAP
25 FEET FROM ANY POTABLE WATER SUPPLY LINE.
20 FEET FROM ANY OCCUPIED DWELLING WITH CRAWL SPACE,
100 FEET FROM ANY WELL, SPRING OR CISTERN.
50 FEET FROM ANY STREAM OR WATER COURSE.
26 92'
2 • -
q o 20 40 aD
Set # 5 Rebard; Plastic cap
Rebar and I" Found #4 Rebar
LS No. 36572
Plastie Cap
1.
AN EFFLUENT FILTER SHALL BE INSTALLEDIN THE DISCHARGE TEE IN THE SECONDARY
No. 15710
COMPARTMENT OF THE SEPTIC TANK. WE RECOMMEND THE INSTALLATION OF AN
Z
iteElea.= 6085.0' ° CHAMBER END CAP CONNECTION DETAIL ORENCO SYSTEMS 4" EFFLUENT FILTER FILTERED EFFLUENT TAHT WILL DISCHARGE TO A
( IN FEET) site
CONCRETE DISTRIBUTION BOX WITH RISERS AND LID AT THE SURFACE
1 Inch = 20 ft. TS DESIGN PLA ., T
L/l'i 1/lY!
_ N.T.S, DISTRIBUTION BOX tfO
AT GROUND SURFACE
2.
THE DISTRIBUTION SYSTEM WILL BE INSTALLED TO ALLOW FOR EFFLUENT TO BE EQUALLY
EXTEND 4'" RISER PIPE
DISTRIBUTED TO THE ABSORPTION TRENCHES VIA INDIVIDUAL 4" D15TRIBUTION LINES
�
MIN. 3" THROUGH END RISER SECTION
CONNECTED TO THE HEAD OF EACH CHAMBER TRENCH.
rn
Z
CAP OR CHAMBER PRE AFFLE
FORMED PENETRATION 4" DISTRIBUTION
3.
THE MINIMUM SLOPE OF THE DISCHARGE UNE FROM THE TANK TO THE DISTRIBUTION
BOX SHALL SHAL! BE ATA MINIMUM 1% SLOPE. THE INDIVIDUAL
(D
,
L1.)
i Gallon To 2CP
6" VALVE 80X 6" VALVE BOX SECURE WITH SCREWS GRAVITY LINE
INSTALLED
DISTRIBUTION ONES AT THE HEAD OF THE TRENCHES SHALL BE INSTALLED ATA MINIMUM
ZCL
THROUGH FROMSEPTiCTANK
OF2%SLOPE.
v
U
' * .
"-�` '°'- _-"'" 14'""" -- -"�` -
-
TOP
CAp FLANGE
-
000
Q
+'-' d i'�"',{. s `Re s • u •;_.I`+: a.,. ' ,',�•'' ";
:" -� '" -'
-+
iM-----------
,�..� ��.
'.x:n.: ..-::-s.z::
4" SOLID PVC GRAVITY i
4" INSPECTION PORT RISE � � DISTRIBUTION PIPES (TYP.)
„ TO ABSORPTION FEILD - .INVERT iN
4 EFFLUENTPIPf FNO M
1.
ADDITIONAL GEOTECHNICAL EVAI.UATiONS AND INSPECTIONS BY THE ENGINEER $HOULD BEcif)
G INITIAL ST OF CONSTRUCTION TO VERIFY SOIL CONDITIONS AND
PERFOR IN AGES
M£GN
UJ
Z
j
"
.., r.«".,wr sn,
DISTRIBUTION BOX E
8" AGREGAT£ BASE COURSE
�
�A
OW750ESi
d
%=
0
'. a .. `,8`"; d J'ir Y`., 73,41 4.I C•J2�+.' •i..r...,°xurr
.: 1
• , rs r n {
x
" rs 636: a,pc anw.M.6:064 t4 ,• ^
scaremr
eeamtoa - w
COMPACTED SUBGRADE
tD
:'
2.
THE EVALUATIONS AND INSPECTIONS MAY RESULT IN MODIFICATIONS TO THE DESIGN THAT
W
Q
�n
+�
Q
` '" `• p -
"•» vm« "'
i DISTRIBUTION BOX DETAIL
MAY INCLUDE FIELD SIZE REVISIONS AND POSSIBLE SOIL REPLACEMENT IN SELECT AREAS IF
C.7
Q
Z
V
t ' "' "*• z "s .+ "� ', , ,
•.
Aiwa e.,:..a ro: a I"I
N.T.S.
NEEDED. SUFFICIENT NOTICE TO THE ENGINEER BY THE PROJECT MANAGER/CONTRACTOR
NEEDS TO BE MADE IN ORDER TO SCHEDULE THE SITE INSPECTIONS.
J
W
- !",'
r,,,
. c �7 i ,.,:} x
ewe. ci°.rw,acp ,w..
.,-^°•7•cr,.a^i „JA, -
QUICK -4 INFILTRATOR
�.L..�
C}
.. � Hf ,'' it �
, ._
Ear" «=m a...,:.a
O
QUICK -4 INFILTRATOR R EQUAL StO DIFFUSER
3.
PRIOR TO CONSTRUCTION OF THE PERMITTED SYSTEM THE ENGINEER SHOULD BE CONTACTED
Z C.i
W
. - •• '_' 4•
+a�� '�
END CAP CHAMBER
BY THE PROTECT MANAGER/CONTRACTOR WELL IN ADVANCE TO PROVIDE ADEQUATE TIME 70
Gi
Q
b
CROWN FIELD TRENCH TO
DISCUSS THE SYSTEM COMPONENTS WITH THE CONTRACTOR, ANSWER QUESTIONS, RESOLVE
UJ
UJ
F-
DIVERT SURFACE WATER
ANY CONFUCT ISSUES AND SCHEDULE INSPECTION SITE VISITS BASED ON CONSTRUCTION
(1
Ruglt,t
N ,. h�
QQ�
N.T.S.
PROGRESS.
- • f 1 ,. a -
�•'
... :...: some
4" PVC INLET PORT
IN END CAP
4.
COUNTY REGULATIONS REQUIRE THAT THE DESIGN ENGINEERS OF RECORD PERFORM SITE
l.1
(L''
LLJ
5 .x a ,;.,
' •'•
INSPECTIONS OF THE PERMITTED SYSTEM DURING CONSTRUCTION AND PROVIDE "AS -BUILT'
(JJ
li
_ �, a .i s" " ; a
3' MIN 4' MfN
DOCUMENTATION OF THE INSTALLED SYSTEM TO THE COUNTY AFTER CONSTRUCTION IS
Z
;: `i sL, ,.d�I. �„`+ « : -,
&° rr €
,n.. _
.1taxAnr t t
-
EJEGATATION
BACKFILL .-a-
BACKFILL WITH SCREENED
i
COMPLETE. THE ENGINEER SHOULD BE CONTACTED AND NOTIFIED OF THE CONSTRUCTION
SCHEDULE.
SCHEDULE.
Z
r�
v J
J
W_
O
' `" .r `:r,D. : " K • s
+_, �' T ;. "
- (
;.•-� "•� 'e°�p '" ''mS"- `""4" !
v • ^' °''0'
' -'° ' - °'
TCVSOIL LAVE Al
NATIVE, YARD OR LANDSCAPED SURFACE ONSITE SOILS FREE OF ROCKSINEXCESS __ __� „,;,,,,,"�.".--
OF 3" DIAMETER OR USE 3/4" TO?.5'
I
5.
THE COUNTY ENVIRONMENTAL HEALTH DEPARTMENT SHOULD BE CONTACTED AT LEAST 48
HOUR5 PRIOR TO FINAL BACKFILL OF COMPONENTS TO PROVIDE ADVANCED NOTICE OF
Li
Q
W
F-
V
SCREENED ROCK I
CONSTRUCTION SCHEDULE IN ORDER 70 PERFORM A FINAL INSPECTION OF THE IN PLACE
Q
•: °
'�,"-'.• ---' -
COMPONENTS. The Garfie Coun contact is: Ted White, P.E„ Environmental Health
Id ty
`
,`.
-� --
Q
' ••°1,", +=a" D:r
e °
Specialist ill.Garneld County Public Health; twhite@garneld-county.com, 970-945.6614 x 8106
CD
i h , 9 t , ;. '. •,"S f '� .i" S° `' z + -
view
r 12"
i� ���/ii FILTER FABRIC LEACHING 1
9
(main office) or 70.230-2442 (mobile)
'��-
Z
"+ '' x.
CHAMBER )
LLJ
• i h.'k , t; "1 ,,„1 Q; •�
' = -- "TM ,3
--.,•: o.,,",...,, ..:::� ,.: .
1 L LAYER NATURAL ONSITE
6" MIN. EXCAVATED MATERIAL COMPACTED SOILS
6.
OUR DESIGN AND RECOMMENDATIONS ARE BASED OUR 517E ASSESSMENT, SOIL EVALUATION
A ': � „ `s• l.:+ , F, , �- �
' - '�...•.
, - . -- -.- -.. ,.,,,,. .,,-, �. .:, s,".. - --.:
SOILS FREE OF ROCKS "
F 1gj 6
AND UPON INFORMATION SUPPLIED TO US BY OTHERS. IF SUBSURFACE OR SITE CONDITIONS
_�
:�
-'} ++i)+ Ir+,�,I-,a.
_-_ • sr ss ao •,_- - : ,-
TO 90% STANDARD PROCTOR
ARE FOUND 70 BE DIFFERENT FROM CONDITIONS ASSUMED OR INDICATED, WE SHOULD Bco E
A " 4, c7 '�. • LL',
-------- ----------- ------ --------------
RIFY ILL BOTTOM SURFACE TO A DEPTH UNDISTURBED EARTH. iL'PY -
p 3" LOAM SOIL '�" T
EVALUATE ANY EFFECT ON THE PROPOSED OWTS. IF THE COUNTY REQUESTS
NOTIFIED TO EV
CHANGES OR MODIFICATIONS TO THIS DESIGN, WE SHOULD BE CONTACTED TO EVALUATE
0
Z
' ;;xi •.,a ,. - . ',
''
- .. P"rw: Y9 5341
r
4" MIN. NOTE: ALL CHAMBERS IN EACH TRENCH MUST BE INSTALLED ON LEVEL I
AND RESPOND TO THE REQUEST.
C
• .. - -
i Ts•37`s'TGRADE
OVER 3"ASTM-33 FILTER SAND LEVELING COURSE..SUITABLE BACKFILL OR
L� 3 n
yinc.-''"y' 1
�,��+ 4' MAXIMUM DEPTH OF TRENCHES N07 70 EXCEED 36" BELOW PROPOSED
("'•- CLASS 6 ROAD BASE
7.
CONTRACTOR SHOULD REVIEW ANY CONDITIONS ON THE ISSUED PERMITAND COORDINATE
_^ti.
s"""" %* x • , I, ,
.�.. " '�
, • " i
l„4 M Y `
SURFACE GRADES. INLET AND END CAPS ARE TO BE INSTALLED ON EACH
WITH THE ENGINEER REGARDING CONSTRUCTION OF THE SYSTEM. THE CONSTRACTOR
ATE:
September
1,
2021
°L �.@
COMPACTED SUBGRADE END CHAMBER ROW, IF EXCESSIVE LARGE COBBLES OR BOULDERS ARE AND/OR SYSTEM INSTALLAR SHOULD PHOTO DOCUMENT ALL PHASES OF OWTS
IVINCENITY AERIAL -"°
SEPTIC TANK DETAIL
ENCOUNTERED IN ANY PART OF THE EXCAVATION, OVER EXCVATE AND
CONSTRUCTION AND INSTALLATION OF COMPONENTS.
.;NI
-'--`"` BACKFILL WITH SAND OR SUITABLE SCREENED NATIVE SOILS.
TRENCH CROSS-SECTION FOR
S.
IF YOU HAVE ANY QUESTION OR NEED ANY ADDITIONAL INFORMATION, PLEASE CALL PAUL
JOB
NO.
311$2
SDR -35.26 OR SCHD-40 PIPES CHAMBER TRENCH CROSS SECTION DETAIL
RUTLEDGE AT SOPRiS ENGINEERING, 704 0312.
N.T.S. N.T.S.
G:\2021\31182\a\nL\CwILDWGS\DE\31182-DE-OWTS-PLAN.DWG-Sep01,2021-1:04pm
SHEET
h..1