HomeMy WebLinkAboutEngineer's Design Plans 07.24.2017U
a_
W
0
W
0
m
>-
0
0
SCA
0\
S X01 /
ISCN FLOW
Current 3 3ecroom resicence anc future 2
75 gal / cay / person x 2 person / pec
75 gal / cay / person x 1 person / De
OWTS cesign flow = 600 gal / cay
r
ecroom accition
om x 3 ecrooms = 450 gal / c
oom x 2 ecrooms = 150 gal / c
ay
ay
TAN< S ZE Section 43.9 Tale 9-1
5 Bedrooms: 1250 for 4 ecrooms + 250 for 1 accitionaecroom
1500 gallon tangy / two compartments min. or 3 compartment 1000/500/300 min
use existing 600 gallon tank as cosing tank or replace with new 300 gallon tank min
Automatic licuic level controls must De provicec to start anc shutoff ums at the free
auciDle anc visual alarms msut be installer for hick water levels in the cosing tangy.
SOIL TTVENT AGFA Section 43.10
�aisec
3ec with pressure dosing
The maximum seasonal grouncwater is 18.5 inches Below the grounc surface
ProDo�-d--,use of EbenQotextie Sanc Filter (GSF) system at TL1 level using A42
Installation manual anuary 2017
Ojen Coloraco TL1 3esign____anc
A Soil Structure Type 0; Section "."Te
Calc Soil Treatment Area (A) _ (design Flow / LTA)
A = (600 ga / coy) / (.8 gal / ft -2) = 750 ft -2
Tale 4 ecuction Fctor for Pressure dosing =
A = (750 ft -2) x .7 = 525 ft -2
TLJEN A42 GSF
Vin. 6 GSF
Section 1.1
VO3ULES
IQU ED
ga/ft2
es ger ecroom = 6 x 5 Bedrooms = 30 mor
u
es
A-(6171-4/14
Vloc
uency/level s
ules
Bei system with pressure cosing; Vocules = Area / ( 12 ft -2 / module)
Calculatec Mocules ecuirec = 525 ft -2 / (12ft-2 / mocule) = 43.75 mocu es
Use 15 mocules ger row with 3 rows = 45 mocules total ; total mocule area = 360 sf;
total
Dec
area (61ft x 9ft) = 549 sf
SOIL TEAT
v
ENT AREA NOTES:
Groundwater at 18.5" Below surface from oDservation Dit.
Scarify existing grounc surface anc level, import sanc, level
Install modules, iing, fabric anc fill with sane to to of modules.
glace 12 inches minimum of clean fill/toD soil over mocules anc slo
Decifiec
in this c
esign. 3oth
anc compact to a minimum of 12 inches above existing ground surface.
MOUND SYSTE SPECIFICATIONS
1 Scarify (witn glow or otner ecui
sane anc insitu soil.
2 <eep all ecuipment off of Dec
De for runoff.
Dment that coes not smear soil) existing grounc
area once scarifier
3 A minimum of 12 inches of AST
a #200 sieve shall De Dlacec in the
L ASTV 33 Washer Concrete Sanc
the mocules.
5 Maximum cosing is 3 gallons ger mocule, max 135 gallons ger cycle, 2 ince casing DiDe is 3/16" diameter holes spaced every
6 feet at the 12 o'cloc,< position. The 4 inch Derforatec ie has Y2inch orifices placed at the 4 anc 8 oclock positions every 6
inches. Floats in the cosing tanK shall De adjuster for aDDroximately 135 gallons.
6 glace the Eljen A42 GSF mocules, 4 inch perforated ie anc 2 inch cosing pipe, D • holcers, and filter fabic as per
manufacturer recuirements anc spacing as shown on the details of this cesign. glace accitional AST 33 Washer Concrete Sand
Between the mocules. Install vents anc cleanouts as shown on cesign details. Install oDservation ports as shown on design details.
7 glace clean fill / topsoil over the mocules anc sloe to create runoff on the mounc. Install swales and ditches to prevent
runoff flowing on the mounc.
8 Seec anc mulch the cistur
to enhance the transfer of wUler between the
V 33 Washer Concrete Sanc with less than 10% gassing a #100 sieve and less than 5% passing
Dec area anc leveler anc compactec in 6 inch lifts.
shall De placed a minimum of 6 inches (horizontal cistance) around all row sides and end of
CTN
1
2
3
4
5
ped area to prevent erosion.
Do not plant shru
Ds or trees on the mounc
ed area.
RAL NOTES
Heavy ecuiDment anc vehicles are rohiDitec from travel on the mouncec area curing anc after construction.
Soil smears shall De remover prior to placing sanc.
All access points shall have risers installer to a minimum 4 inches move grace.
Design information for cuantity of ecrooms rovicec Dy owner.
All construction shall De in accorcance with these D ans anc Caiec County resolution 14-22 the Adoption of Onsite Waste
Water Treatment Systems (OS) regulation anc with the manufacturer's installation instructions.
6 All concrete tans must comply with Section 43.9.A of the Garfielc County OW -S regulations. Tanks meeting ASTM C1227-12
water tightness anc ceisgn / cimension criteria.
7 The contractor must call utility notification prior •to excavation.
8 The constractor is resDonsiDle for verifying the locations of components and iing of the existing system.
9 The homeowner or contractor are resDonsiDle for oDtaining all permits to complete the installation of this OS.
10 The engineer must oDserve the installer OS after placement of the uming anc piing system and prior to geotextile fabric.
25 FT TBACK LINE
INTERMITTENT
IRRIGATION LATERAL
PROPOSED MOUNDED
SOIL TREATMENT AREA
GROUND WATE
OUTBUILDING
(TYP)
100 FT WELL SETBACK RADIUS FOR
SOIL TREATMENT AREA
50 FT WELL SETBACK RADIUS FOR
SEPTIC AND DOSING TANKS
ABANDON EXISTING
LEACH FIELD AREA
INTERMITTENT IRRIGATION
LATERAL
PROPOSED 500 GALLON
SEPTIC TANK AND 500 GALLON
DOSING TANK
EXISTING SEWER LINE
AND 600 GALLON TANK
i ;-REMOVE EXISTING TANK
EDGE OF VEGETATION
GRAPHIC SCALE
40 o 20 40
80
( IN FEET )
1 inch = 40 ft.
PLAN
DRIVEWAY
VIEW LIWTS REPLACEvENT
200
GRAPHIC SCALE
0
100
200
PROPERTY BOUNDARY
( IN FEET )
1 inch = 200 ft.
350 FT RADIUS
MEETS ALL PROPERTY
BOUNDARY SETBACKS
GARFIELD COUNTY ROAD 100
VICI\ITY / PARCEL MAP
VARIES
SCALE
SEPTIC TANK CHANGES
DESCRIPTION
z
0
(f)
W
>-
9 FT
4" ORSIHVATON
l0 8OTTO 0
2" DOSING DI
V
0
6
,,
•t\ - :t.. 1,1'4 -;-
(d
1 FT
t � -1 ••. •. .t •,f• �: :� .1'•a •�.: •`.t• �,'a� .•. ..r� '�.:� ,fit' t •t '� '♦ .'..:• ,
•
. a�• .j• .J• ..�"� C .4. - i•.•- - -- .Y � _ '^ •., fr• ?�.f ,': :t. :t ▪ ••
a+.lr ▪ •�t:f•• •r
a" r`. :rJ• ��� .1•. •f• •t, r �~• •r 'J 'rr ••%', t: ... tom.. .i .��, ..
0
LACE ASTV
33 WAS
-D CO\CI
"T=
SA\D
0
2 FT
CLIANOUT;
4" VENT DID-'
RfICAL Al -ND
LAST VODUL
• • `� �J••'• L til•• • •!•'i• .+: :�..•..} ' •. .,t .?...: •.tt••t �'r •' � ~:•.. ••• ;,• �" _ ...�• ,•�.•f •_ •. ..•:
•
▪ •,••.t., •y• .t a•: ••,f..; ••s '`+: •.f •I. •S f� • ,•f•� f •�• , •jr=?•• �• •t, •• ,f •`,f t Ja:r•• ••.�J, .`•. •�.. ••'•••
• a�••• •�• - tiS i• : :•• '• ~•`� •J• tet• i y' •• � ••Jf' •f. � .at t; .. •f
•
0
2" VALV AND VALVI BOX
(8k -USED TO BALA\ =LOW
1
PLAN VIEW N
2 VODUL
61 -T
=S
DUNIJEI 3E3 \TS.
-AC LIN- (3 TOTAL)
2" DOSNC LI\
/rov 30S\C TA\
v
D
Z
0
O
O p 0Q
OLLJa
1 O
p Q �
QUO
0 I
>--
z
ZLLJD
OLLJC)
0Q�
L(7 J(.0 bi
N W Et
0 0
(f) Q
O
PREPARED FOR:
wo
U U
z
w
—f
0 <
wo
�z
0
°D
m U
0
00
0
n
rY
0
O
0
O
�Z
w0z
UlW
Quo
U cL
(U)
-1
n
/
V !
o
< N / I
U
IH
P
>-
m o CD E
OF
SHEET
2
SHEETS
07/24/2017
-X
✓ OU\D TO CRIATE. RU
ICITAT OBJ TO STAD L Z- (T
CLEAN LLITO
SOIL
\ 0
Y
3
3 MAX
IL IXSTNC SURAC1
c0
VPACT SAND
ID
TYPICAL CRLJSS SECTI
— N'LIUNDED
ED
z) V(Ls-v-40
1010
NSTALL T R
1 8" v
ABOV
-D CAS / NOT CLU
DOS\
AD -D
FOR CL
- - \ S ID GRAD
v
INDO
= LAS
v
OGU!
PRESSUREI CLEA\
UT DETAIL
AM
IR
D0SNC
DI�
9I�
DESIGN NOTES
• Design per performance test per ASTM
C1227
• Top surface area 87.75 ft2
• 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 dewatered and
tank filled with water prior to being
put in service for installation F -(c>60(
at on with
Boot
62"
water table less than 2' below grade
• Meets C1644-06 for resilient
connectors
• Inlet and Outlet identified above pipe
• Delivered complete with internal piping
• Secondary safety screen available with
PVC riser
ALLOWABLE BURY
(Based on Water Table)
WATER TABLE
ALLOWABLE
EARTH FILL
0'
_ 0"
3' _ 0„
1'
_ 0"
3' _ 0"
2'
_ 0"
4, _ 0„
3'
_ 0"
4' _ 0"
Middle
DRY
4' — 0"
/1
op
fin;
BotyL RUUeo
SeLont
Wires
panel
4" Minimum
eign±
uick
Disconnect
Bok Valve
e
1/
d
Sec
View
0
a ° d
157'
• a
4 e. _
ump,
• PF500511 OR EQUIVALENT
Digging Specs
Invert
Dimensions
Net Capacity
y
Net Weight
15' Long x 8' Wide
56" below inlet
Inlet
Outlet
Length
Width
Min.
Height
Inlet Side
Middle
Outlet
Total
Lid
Tank
Total
56"
73"
162"
78"
92"
1016 gal
505gal
507gal
2028gal5420
lbs
16240 lbs
21860 lbs
SEPTIC TA\
< DETAIL
CL-A\=1L1_iTC
VOUND TO CREATE RUN
EIGITAT ON TO STAS L Z- (T
L''
\DCA
ID
/ NOT CLU
3 N
AX
WRA
D:\WJY\BLUES
ID
D
N G1 -0 -1 -"XT
A
V
-T
ID PIP0PATID
ID
ABitlC TO STO° SA
03SERVATIO\
\D
PLRT DETAIL
DESIGN NOTES
• PIPING CONFIGURATION
MAY CHANGE IF DRAIN
BACK
• PIPING OUTLET MAY
CHANGE DUE TO BURIAL
DEPTH OF TANK
•
VARIES
SCALE
SEPTIC TANK CHANGES
DESCRIPTION
03
r
(1)
w
0
0
zo
o
0 0
o 0
0LLJJ
<(/)O
O U
>-
H-IZ
Z
H -D
TW0
O
0
Lc)
coC-2
w
N Qa_
W Q
(L C-1)
(i)0
PREPARED FOR:
0
011-1
z
u
(7)Q
u
mz
�0
W m
_Q
m�
0
Lo(76
0
0
rY
0
0
U
0
SHEET
OF 2 SHEETS
07/24/2017