HomeMy WebLinkAbout1985-06-13 Septic System Worksheet1!J01VIDUAL SL'MZ ZTSAVlLltT SYSTEM VCRKSUEIT
^OO
TL6\J
A. taziTzatcd
(Sea D-7 or 1-3,4,j)
or Dcasurod _________
SEPTIC TA?r< VOLITIE
3. IQOQ
(See C-3 or C-3)
SOILS
C. Depth to rcstrlccins layer ■
o feet
D.Ha’.clrun doptn o£ syatcra
C - 3 ft - 3
E.
r.c.
Percolation rate
S^il i ?cM 2.2, sq
Land £*.ope
feet
%
ii. Tor bias ar.u trcncLes with
6 Inches of rock below the
diatrlbutlcn pipe:
A X F - (£0 -13W sq ft
of botton area
1. For trenches with 12 Inchca of
reek below the distribution
pipe:
A ? X 0.3 • _x _ _x 0.3
_ _ _ 3q ft of hotter nrCO
J.7rr crcr.ches vlth 13 inches r>f
reek below the iir.:rl'.'-atlrr.
pi-.-
A X ? :< 0.66 - _ X _ x 0.66
_ _ _ cq ft of botton area
For trenches with 2i Inches o:
rock below the d.stribution
pipe;
A xj X 0.6 “_ _X_ _X 0.6
cq ft ot bottoa area
P.OCK VOLD!T IN CU V^3
M. Voluze In cu ft divided
L * 27 - cu yds
V'SIO » 27 - cu yds
by 27
LOCK LTICHT
:il Cubic yards tines 1.4 • tons
H X i.i « tons
X 1.4 - tons
‘ piSTRI?lTIO:?
(Cheek one based on slope)
_ _ _ Bod (< 62 slope)
Trenches
Drop boxes (any slope>
^Distribution box (level to
cli^htly slcpins)
Closed - continuous (level)
i/^Di
tbe::ch
0. Select trench width • ^2.— ft
?. Divide bottoa area by trench width:
(H, I, J, or K) J 0 • lineal feet
lllP. * ^ " f»iO lineal feet
LV.O; A?>PA
Q. Select trench spacing,
center to conter •• 1»S feet
Multiply trench spnein? by li.neal feet
Q X ? " sq ft of lawn area
lli X UO - sq ft
^XfCUT (asc other side)
1. Select in appropriate sralc; one
feet
2.
r.t|jarc
3.
4.
5.
6.
ROCK ‘ ovPA?. IN CU rr
L. Rack depth below distribution pipe
plus 0.5 foot tinea botton area:
L - (jft:S 0.5) X tili) - V%LO cu ft
Vn-w pertinent prrr-rty boundaries,
risht-o f-way, cajezent a.
Show location of hou^e, s^ra-a,
drivcwiy, and all other inprover its,
cxiotins or proposed.
Show .ocation and l.iyout of sewase
treatr-ent systen.
Show location of water supply well.
Dizension ail set backs and
oeparacloa distances.
LferoTQRljNn‘Jj
I t
i ,