HomeMy WebLinkAbout10-20-1983 On-Site Sewage Treatment Repair Guide Pg 2 of 34.
Drain6ictd - Voun dtain6ietd iz .the component 06 yout septic systcm the contnactot
has least cca of ovet, no mattet how tecU con-sttucted a dtain6ietd .i.s, it as
no bTEFe—A than the ,soi.t it ca ptaeed -in. Fot example, a 1500 aq-sure boot dta.in-
6ietd in heavy etay with high water tabte actving one residence may not uxttk as
welt as a 400 square boot dw n6ietd in sandy toam with no a tet tabte ptobtem.
The ao.i..t .i.a vari.abte (thanks to .the gtaciets) and may be comptetety di66ment
in tocations teaa titan 100 beet apart.
The type o6 tepaits of reptaeement o6 yowl dtainsietd iogica.tty shoutd be based
on the capability o6 yowl patticutcvt Boit type. To do this, it ib p.tudent to
have petcotation tests and soit botings taken. The "perc" .test iA a measwte
06 how bast tvatet w.ttt move tlaough the Boit. Sot,ings a.T.W indicate the depth
to uateA tabte of aeasonatty aatwtated conditions (indicated by mottted ted and
gray coto4z in the 4oit) and shoutd discover any hardpan on stay tayeta which
wi.f t .impede k ten movement.
a Soil borings/perc tests are required. peep T° pprMCArNE ^tsw-
C&Ja !'r7pN Op
F] Soil borings/perc tests are recommended.
nSoils borings/perc tests have been done previously or are not needed.
based on the Jinding.s, the pertson doing your testing ahoutd design a system Jot
yout patticutat tuatet useage (based no)tma,tty on 150 gattons pen bedroom pet day)
and bot yout partieutat bite. It .w not unusuat to Sind that Jou may need a
mound -.type system, since .the mafoA to of U•tono's so.its ate ctayey and have
peached za.tutated zones within a sew Beet o6 the 6wtsace dwting pant o6 the yea%.
Ttench systems instatted bt these soils in the past o6ten expo-tienced 4easona.t
6a-i.tuhe. HoteeveA, in many ptaces Ztenches stilt can be uzed tLItv.e conditions
ate suitabte.
NoAmatty, the City Inspeetot tui.tt recommend what he Jeeps ate .the minimum
acceptable aepai is based on his knotetedge o6 the bite and situation. HoweveA,
there .ca no guarantee that the recommended tepaiu wctt be adequate. Fot
thi.4 teason, a design based on ao.i.t teating and yowl par„ ti.cutat ai,te and
uxtteA usage i.4 atmoat ativays recommended.
Number of Bedrooms in Home 1 2 3 4 5 6 1 8 (circle)
Recommended type of drainfield
F] Standard Trench; square feet minimum
F] Shallow Trench; square feet minimum
Mound Dimensions
Other
No Recommendation on system type; you should have soil testing done and have
a system designed by a site evaluator, site conditions are too marginal or
unknown to make a reasonable recommendation without testing.
S. 16 the 6aitune o6 your 6yatem is causing a 6u lace di.acharge that i.6 a potentiat
nuiaanee to yowl nei.ghbots, you wi[t notmatty be requited to have your tanks
pumped as o6ten as nece soAy to etiminate thin discharge, untit yowl ayatem i,a
tepaiAed.
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