HomeMy WebLinkAbout1987 - septic S-P TESTING, INC.
• 951 KATYDID LANE
ST. MICHAEL, MN 55376
497-3566
STEVE SHIRMERS
September 17, 1987
Wear Partnership
Lot 1, Block 2
Orono, Henn. Co. , MN.
This system is designed for a Type 1, four bedroom home and in accordance
with the Minnesota Pollution Control Agency standards WPC 40 and local
ordinances .
The soils on this site are typical of SCS soils mapped - LrB - Lester loam.
A seasonally high water table was located at 18" , 20" , 26" , & 28" , (mottl-
ing. Due to the seasonally high water table, a pressurized mound system
will need to be installed. The bottom of the rock bed must be located at
least 3 ' above the seasonally high water table. •
The soils at a depth of 18" have a percolation rate averaging 12 . 5 min/inch
and are adequate for treating .septic effluent. .
A pumping chamber. will need to' be installed to lift the effluent to the
treatment area. •
•
The manifold and supply line pipe must have back drainage to the pumping
chamber. The distribution pipes' shall have their ends capped. Be sure
the rock and sand fill material are clean. The sod layer below the
entire mounded area must be turned over, just break up the sod, be sure
not to over work.
The power supply and switches must be located outside the manhole and
pumping chamber in a weather proof enclosure. A warning device must be
installed with a light and sound device, this is in case of a pump failure.
(Mercury floats are a. good method) .
All neighboring wells are 'located more than 100 ' away from the proposed
treatment area. .
•
Keep all heavy equipment off of the proposed treatment area before and
after construction as much as possible. The treatment area should be
marked off before construction.
With proper installation and maintenance, this system should have no
problem in treating septic effluent effectively.
It is recommended that the septic tanks be pumped every 2 years.
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Soil and Percolation Tests Steven B. Schirmers
SBs/ds • Septic System Design
L-13
CERTIFICATION # 006,27 • Logs of Soil Borings
Location or Project: Lot 1, Block 2, Wear Partnership
Borings made by S=P Testing, Inc. Steve Schirmers Date 9-14-87
Classifiction System: AASHU ; USDA-SCS X ; Unified ; Other
Auger used (check two) : Hand X , or Power , Flight , or Bucket X
Depth, Boring number 3 Depth, Boring number 4
in in
feet Surface elevation 96. 0 feet Surface elevation 94 . 4
•0 0 -
Topsoil dark brown loam Topsoil dark brown loam
0 - 8"
0 - 10"
1 - 1 - Brown clay loam
Brown clay loam 8" - 1 ' 4"
10" 1 ' 8" -mottling 1-1/2 ' -mottling Olive brown
2 ,
2 - clay 1 , 4" _ 2 ' 2, loam
Olive. brown clay loam Ol sil 'yow , 2" - 2 , 8, to m to
3 - 3 _
1 ' 8" - 3 ' 10"
4 - 4 - Olive brown loam
Olive, brown loam
5 - 5 -
3 ' 10" - 5-1/2'
HIT ROCK' 2 ' 8" - 6 '
6 - 6 -
•
7 - 7 -
•
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8 - 8 -
•
•
End of boring at.
5-1/2 ' • feet. boring
End of at 6 feet.
�
Standing water table: . • Standing water table:
present at feet of depth, present at feet of depth,
hours after •boring. hours after boring.
Not present in hole X . • Not present in hole X
•
Mottled soil : Mottled soil :
Observed at 1 ' 8" feet of depth. Observed at 1-1/2 ' feet of depth.
Not present in hole Not present in hole
Comments: • Comments :
PERCOLATION TEST DATA SHEET
Steven B. Schirmers 9-15-87 starting at 11 : 12 .m.
Percolation test readings made by ,,,,,,
Test holt location Lot 1,B l k. 2 ,Wear Pa r the rb��umber 1 ,Date holt was prepared_9—14—8 7 .
18 6
Depth of hole bottom_ inches,Diameter of bole__. inches
Soil data from test hole:
Depth,inches • Soil texture
0 — 8" Topsoil dark brown loam
8" — 12" Dark brown clay loam •
12" — 18" • Brown clay loam
•
Method of scratching sidcwall Knife
Depth of gravel in bottom of hole 2 • inches
Date and hour of initial water filling. 9—14—8 7
,1Ziitli9ticifdal water filling 12 inches above hole bottom
Method used to maintain at least 12 inches of water depth in bole for at least 4 hours Automatic siphon
,Maximum water depth above hole bottom during test 6 inches
Time Percolation
Time interval, •
Measurement, Drop in water rate, Remarks
minutes inches level,inches minutes per
inch
10 : 56 prefill 6
11: 12 11 : 42 4-1/16 7. 3 30 min
11 : 43 12 : 13 4 7 . 5 "
12 : 24 12 : 54 ; "
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•
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•
•
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Percolation rate = 7' 4 minutes per inch. •
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PERCOLATION TEST DATA SHEET
Percolation test readings made by Steven B. S c h i r m e r s 009-15-87 starting at 11 : 10 p.m.
Lot l,Blk.. 2 ,Wear Partner s����Pp 3 9-14-87
Test hole location ,ttoie Dumber ,Date hole was prepared_
•
Depth of hole bottom_ 18 • inches,Diameter of bole` 6 inches
Soil data from test hole:
Depth,inches Soil texture
Q — 10" Topsoil dark brown loam
10" — 18" Brown clay loam
Method of scratching sidewall , Knife
Depth of gravel in bottom of hole 2 inches
9-14-87 12
Date and how of initial water filling ,Depth of tnttial water filling inches above hole bottom
Method used to maintain at least 12 inches of water depth in hole for at least 4 hours Automatic siphon
,Maximum water depth above hole bottom during test 6 inches
Time Percolation
Time interval, Measurement, Drop in water rate, Remarks
minutes inches level,inches minutes per
inch
10 : 56 prefill 6
11: 10 11 : 40 1-1/ 2 20 . 0 30 min
11: 45 12 : 15 II II
12 : 22 12 : 52 "
•
•
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Percolation rate — 20:0 ,
0:0 minutes pc/inch..
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PERCOLATION TEST DATA SHEET
•
Steven B. Schirmers on 9-15-87 ttartin at 11 : 08
Percolation test readings made by g
Lotl ,B1k..2 ,Wear Partnership 5 Niue) 9-14-87
Test hole location ,Hole number , Date hole was prepared
•
Depth of hole bottom 18 ,—Winches,Diameter of hole 6 inches
Soil data from test hole:
Depth, inches Soil texture
•
•
0 — 10" • :Topsoil dark brown loam
10" — 18" Brown clay loam
•
•
•
Method of scratching sidewall Knife
Depth of gravel in bottom of holt 2 inches
Date and ho,ur of initial water filling 9-14-87 ,bp�dt4rtitAl�water filling 12 inches above hole bottom
Automatic siphon
Method used to maintain at least 12 inches of water depth in hole for at least 4 hours_
,Maximum water depth above hole bottom during test 6 inches
Time Percolation
Time interval, Measurement, Drop in water rate, Remarks
minutes inches level,inches minutes per
inch
Water remaining in tst;
hole
11 : 08 11 : 38 6 1-1/ 2 ' 20 . 0 30 min
11 : 47 12 : 17 " • 1-7/16 20 . 9 n
12 : 20 12 : 50 • "
II
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•
•
•
•
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Percolation rate = 2 0 . 6 minutes per inch. . . . .
PERFORATED •
•.T,._•_ LATERALS -
• SANDY LOAM SOIL • ~�,_ ,r ,
I /' i'•Y. i' "r� 'moi: -�!'
LAYER OF STRAW OR %/'✓•� , -;;;.e
MARSH HAY •COVERED "�..
. WITH RED ROSIN PAPER ��. , j .%�• :',. . •
. . .
OR 2 •
•
"
.„;........f.!..7..i....... i:� ••.,/; /,
PIPE -FOM P m .. ,/ - � �� -,.t"
. i� / /• c / � II /
3/..4
/ H 2 '/ 11 • / j / L --•U /../. /
n� " i 1
.',, `� ''' DIVERSION FOR
CLEAN . FOCK - ��• •
,�
• %' • ..,/..
.,,,. ., ' ,,,�'/ yam; �''''� NOTES SURFACE WATER
6 TOPSOIL •f - ' . .• j // `'� SELECT AS LEVEL A STE AS POSSIBLE FOR THE MOUND. ••
Z. REMOVE EXCESS VEGETATION.PLOW. DISK OR USING BACKHOE RAKER TEETH.
:� / ROUGHEN THE SURFACE SOIL 6�IOlES DEEP 00 THIS ONLY IF THE MOISTURE
i CONTENT IS LESS THAN THE PLASTIC UNIT L901L IS PLASTIC FIT CAN BE ROLLED
�. •,•-'• y � /� // Y� 'ti INCPERFORMANCE A WCILREI.DO NOT RE/AOVE ANY OF THE SuRFAC:E SC)IL.SOIL DEPENDS ON EXTREME CARE TO PREVENTOUND
COA�PIaCT10N
/ / AND PUDDLING OF TrE CLAY DURING CONSTRUCTION.DO NOT USE HEAVY CONSTRUC-
�'• �� ` ,/� THE MOUND WHEN THE CLAY SOIL IS
• � ,_ ION EQUIPMENT AND DO NOT CONSTRUCT
_ t� �•���• ! •i� / r /% % W A PLASTIC CONDITION.
#,'. • . , .. , . � - /- �\ Li f , •/•3. USE ONLY TRACK-TYPE EQUIPMENT FOR CONSTRUCTING THE MOUND SO AS NOT
• _ r,.� Q'. TO ODMPACT THE ORIGINAL SOIL.
�� �� �/ / ' MA 4. THERE MUST BE AT LEAST'2 FEET OF NATURAL OR FILL SOIL HAVING A PERGOLA-
' /�.` `• I TION RATE NO SLOWER THAN 120 MINUTES PER INCH AND NO (ASTER THAN S
. ..'. `�rj• '`� �_ = 'i MINUTES PER INCH.BEFORE PLACING THE LAYER OF CLEAN SAND.
.: 6;, C 5 THE 12 INCH LAYER OF CLEAN SANG IS PART OF THE MQUND COPSTRUCTIOK SMD
�, S O 4.-
C
L :►"�'% IS CONSIDERED CLEAN FIT CAN PASS THE.FRUIT JAR TEST FDR ODNCRETE SAND-
S CLE PE `. ` 1' '- • ,: 6. THE TOP OF THE CLEAN SAND LAYER AND THE TDP OF THE ROC( BED MUST BE
`A f1 1 io
' ' . ' ` ,/ • CONSTRUCTED LEVEL
A I V �:-'4.--'11—___t_
3 '" 7. DISTRIBUTION PIPES ARE 11/2-INCH DIAMETER SPACED 40 INCHES ON CENTER
FILL D• � �ROSAYE ' f.:-,••, ,•,-.� - ,,•.. LSE A NEw DRILL BIT TO AVOID BURRS INSIDE THE PIPE.
KEN R ' �..--GG 8. NINE INCHES OF ROCK ARE PLACED UNDER THE PERFORATED LATERALS AND 2
L* - �� INCHES ABOVE FOR A TOTAL ROCK DEPTH OF 12 INCHES.
•9. THE ROCK IS FIRST COVERED WITH A LAYER OF HAY OR STRAW WHICH IS THEN
s--_. COVERED WITH A LAYER OF RED ROSIN PAPER LAPPED 6 INCHES AT THE SEAMS.
BARN"I U Rq -. AT LEAST Rock BEDS INCHES OF LOAMY SAND SHOULD BE PLACED OVER THE TOP OF THE
I R IAII. A 6-INCH LAYER OF TOP SOIL SHOULD BE PLACED OVER THE ENTIRE MOUND SO
H
,E. THAT A GRASS COVER CAN BE ESTABUSHED. �I
R12 CROwN THE SOIL ABOVE THE ROCK LAYER SO TR AT HATHEAVYRAN WILL RUN OFTHE F.
THE MOUND
13. SIDE SLOPES OF THE DIKES SHOULD BE NO STEEPER THAN 4A ON CLAY SOILS
AND 3,1 ON SANDY SOILS.
14..D YEA.DEPEN S ON THE AMOUNT._OF DAILY
f).
15. MAXIMUM EFFLUENT DOSE PER PUMP CYCLE SHOULD BE NO MORE THE TABLE
VALUES.
I 6. MINIMUM PUMPING RATE IS SHOWN IN TABLE. PUMPING HEAD MUST BE
_ _ c. .. n.crcncucc COWTinu t()CS PI t6 5 FEET
•
LAYOUT OF PERFORATED PIPE LATERALS , FOR. - • .
PRESSURE DISTRIBUTION IN MOUND
11
PERFORATED PLASTIC PIPED'/:h►p- )
6 , •
PERFORATIONS SPACED 30" OR 36" IDN SpAC�NG
3
END ON CENTER. PERFORATION /Z pERFORAT
VIEW SIZE AY BE /, /3?, WA6 1
OR /4 .
MANIFOLD
PIPE 2_''1.3114.
' PERFORATIONS ON BOTTOM OF mPrie
PLASTIC PIPE
40
— PIPE FROM .
io PUMPING CHAMBER
is
END CAP 40',
f
I'
PIGGY BACK PLUG IN WEATHER ALARM WIRE DROP BOX
PROOF ENCLOSURE-OR LOCATE FROSTPROOFING THE L } k
IN HOUSE BASEMENT c MANHOLE COvER SECURED 4 112-SOIL COvER
POWER SUPPLY�� TO PREVENT UNAUTHORIZED DISCHARGE PIPE - ,+.v;
CONTROL WIRE ENTRY
� + PLACE A ROCK ENVELOPE ` 'i: 2'�z DIA RO
PUMP POWER CORD ��_ ��DRAIN TILE OR RIGID
24-MANHOLE �l AROUND DISCHARGE PIPE. 1 FROM PUMP PERFORATED PLASTIC PIPE
IJ ROCK SHOULD BE 3/4 TO 2 /2 3' MIN. FROM BOTTOM OF TRENCH TO
e. �Q�$ i�, INCHES IN DIAMETER, WITH I WATER TABLE OR CLAY OR ROCK
FROM 1•- • UNION OR OTHER NO SAND. COVER WITH A 2 Q 1 LAYER
//,, I OF FICK TTING DISCONNECT INCH THICK SHEET OF
STANK ALARM FLOAT ON SEPARATE
TANK ELECTRICAL CIRCUIT
EXPANDED POLYSTYRENE.
RESERvE CAPACITY WHEREVER POSSIBLE MAIN-
AFTER ALARM SOUNDS TO SOIL SOIL TREATMENT AREAS FOR TYPE I HOMES
+TREATMENT THIN A GRASS COVER OVER
AREA TOP OF TRENCH AND ALLOW
• START LEvEL Y'.__ III\ _ _ 1/4 WEEPHOLE FOR SNOW TO REMAIN IN PLACE. REQUIRED SOIL TREATMENT AREA
I( 3.J � DRAINBACK;OR WHEN SNOW COVER IS LIGHT, IN SQUARE FEET PER BEDROOM
1 CHECK VALVE MAY
_ ____SHUT-_OF_F LEVEL BE INSTALLED IF PLACE A 6 INCH HAY OR PERCOLATION
p-- - -- PIPE TO TREATMENT TRENCHES
r AREA IS FR ST STRAW LAYER ON GROUND RATE IN
i PROOFMINUTES PER
12 IB MINIMUM DEPTH 4 _ •
ABOVE PIPE. INCH SEEPAGE DEPTH OF ROCK BELOW
(000( . BEDS DISTRIBUTION PIPE, IN INCHES
LPUMPABLE CAPACITY • y h��r 6 12 I B 24
AT LEAST 75 GALLONS
BACKFILL
EXPANDED ? FASTER _ , — — —
PUMPING RATE SHOULD NOT EXCEED DROP BOX POLYSTYRENE ���� THAN 0.1 b
ill
OUTFLOW CAPACITY OR 45 GALLONS PER MINUTE • DISCHARGE41 0.1 TO 5 125 125 100 85 75
(2700 GALLONS PER HOUR). • PIPE
PUMP DISCHARGE HEAD MUST BE ADEQUATE TO ROCK 3/4"-21/2" DIA. 6 TO 15 190 190 150 125 115
OVERCOME ELEVATION DIFFERENCE BETWEEN THE 16 TO 30 250 250 200 165 150
PUMP AND DISTRIBUTION BOX PLUS FRICTION LOSS
IN DISCHARGE PIPE. 31 TO 45 300 300 240 200 180
46 TO 60 330 330 265 220 200
LIQUID CAPACITIES OF VERTICAL CIRCULAR TANKS SLOWER _ —
THAN 60b I
INSIDE DIAMETER OF TANK GALLONS PER FOOT
IN FEET OF DEPTH • °SEWAGE FLOW • 150 GPD PER BEDROOM
TO DETERMINE THE LIQUID bSPECIAL DESIGN SHOULD BE USED TO PROVIDE ADEQUATE
1.5 13.0 TREATMENT AND ABSORPTION OF EFFLUENT
2.0 23.5 CAPACITY OF ANY ,TANK, FIRST
DETERMINE THE SURFACE AREA
2.5 37.0 OF THE LIQUID. MULTIPLY i
3.0 53.0 THIS VALUE BY 7.5 (GALLONS i
4.0 94.0 PER CUBIC FOOT) -TO DETER- RECOMMENDED AMOUNT OF EFFLUENT TO PUMP
PER CYCLE IS 25 PERCENT OF DAILY SEWAGE FLOW.
5.0 147.0 MINE THE TANK LIQUID MINIMUM AMOUNT OF EFFLUENT TO PUMP PER
6.0 213.0 CAPACITY IN GALLONS PER CYCLE IS 75 GALLONS.
FOOT OF DEPTH.
FOR EXAMPLE, A CIRCULAR TANK WITH AN INSIDE
DIAMETER OF 4 FEET HAS 94 GALLONS OF LIQUID
CAPACITY PER FOOT OF DEPTH.
TO PUMP 200 GALLONS PER CYCLE, THE PUMP
CONTROL SWITCHES WOULD NEED TO BE SET 2.1 UNIVERSITY OF MINNESOTA
(2O0/9a) FEET APART. EXTENSION AGRICULTURAL ENGINEERING
Owe. by REM I of I
PUMPING STATION p;`' tir7e
Qv., n'2e'79
i
lio
- 11 PENCIL •
•
�� MARKS. _ . . - . .
•
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20" .
. I-- 111113' MUMMANHOLE
•
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• a
INLET • i 4` , .a 'I SCUM .. tr- �� ~ i; • OUTLET
"fir=:OUTLET LEVEL .,;-, iI I- �i
/ 'f. ,
__ _ _ _ ;; R = CLEAN OUT TANK WHEN '
_ SCUM CLEAR SPACE =_6 '
- '%�►" IS 3" OR LESS OR ,,
B "B" IS 12" OR LESS
;fte t .v11 - •;
BLACK COLOR
�� . • SLUDGE - r `' DISTINGUISHES SLUDGE
.;• _ . _ _ . _ . _ . II LAYER FROM LIQUID
•
- . .:4: 4
•
•
.y 7
w
•
MEASURE SCUM AND SLUDGE ACCUMULATIONS
I AI THF SEPTIC TANK
SEPTIC SYSTEM INFORMATION
STREET ADDRESS 2 ( DO ilp"C1 C! Y2..-Ci-E
LOT ,/ BLOCK a SUBDIVISION eOt..1.4 4/43%0,.)S At. ,,
MONTH AND YEAR TESTING DONE Segeri /9S3,
ITEMS ALREADY COMPLETED
I" 6,12 c- e
CJi&' it1r'.o
L Wtom\ '/ 4 re Mom -.
NEED TO COMPLETE BEFORE ISSUING BUILDING PERMIT:
OBORINGS
OPERC TESTS
OSYSTEM DESIGN
46 SITE PLAN
O OTHER
0 COMMENTS N ON/J LZ t'e'at' / P' JP J ;c
DATE THIS SHEET FILED /Q - 3 / - 88 BY 41044
SUBDIVISION FILE NO.
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1 / _4/0' PROPERTY OF: 'r✓Z AP P�+e'r�`}-�.� \�
T,CM 1S GSL 1/I::R . N. T '� f ',�i' ?orin•- Tey cole40
/.1F <',�G:`1; F" l rT G_ c� ' - /i �..-. M#rk ( J •� o 'V , //r '!V' L0,
� . ;7G lY 2 it-11.-V. - /17-':, / rc 5 / /lJ / OF()IJ
-O- • is -,st constructed to meet
the MinnesE`' ' all ion Control Agency %/�.`- S-P TESTING/NC
,OStandards -WPC 0 a Local Ordinance G7,-- r)
Designed By_-- 0 • i ;Y.
- Date=fes/ PH.612-497-3566
a•, ,/ V--CX-Y- f to‘A''
1-1• Ass"?.t' �`rOP 0FSR1-a'o , , x.1-1 e T
.1-i.14-
,.i 1 - 1" 100�,� •
s% o R1"t}-Soo
SET- BACKS t-1, t 3 <o' 19 s .-
- HOUSE 1.t v.� I S ' �,s 5�
System must be:
. Tank'�: from. property lines _ • X. - S ,-.<_..-C1 o v•--1 c2.43i,SY;L- W vcciTYr
• 21_.: from wells
from b:dgs.
-1i�wu Treatment area" = from lakes , streams -
Treatment area . . from property lines NOTE: Power supply and switches must be located "in"a -
M4>-1►{ouES n1Ax.�" ?from wells weather proof enclosure outside the pumping chamber and manhole
t3acrF/c� ,from bidgs. - • _
r- -1 • _ 1a. from trees SOIL BORING ELEVATIONS
t 1 ' 1 I1
fr. ,�min. _4_1_4.
,._.� � I �,"db supply_pipe TH:I EL -Lo,i .� —114-1`(-- 1 Q o s�•9.
/ Tank Tank grade c- % TH. 2 EL.1cu�"�
TH"3 EL:1on44•P
Drop to Tank - 0 • PRESSURE DISTRIBUTION MOUND SYSTEM TH"4 EL-CQs_13
. Min. I��to 8' Pumping TH. 5 EL-Le_2�3
Max.1"fo4. ' - Q -rR1••IY-S S1-',Itkk_-o0J . Chamber - ELEVATION at PROPOSED PUMPING
4"to 6"dia.pipe CHAMBER-9 G
•
SYSTEM DESIGN -MOUND • pe=,00-,� =oNSE 1005.8
TYPE-=_, . BEDROOM , Average percolation rate L min./inch (design.83 sq.ft treatment area per gal. of daily sewage flow) -
-iCY n gal./day x.83sq.ft./gal.21 sq.ft.of treatment area +10% =-C4-1 sq.ft. (= 10ft.widths ft:length of bed area +side slope run�_to I x. heig = ft.x�.l_ft,lawn.area needed)
peon rock needed- .5-1-,sq.ft.treatment area x l os' depth of rock: ')'-1cu.ft=27=_ai_J.yds(3/4'to 2 I/f dia. ,incudes 2"of rock above pipe) - • • . - - - • - -
Clean sand fill below rock needed ar)o a.yds. approx. , sandy loam back fill-_cu.yds.approx., topsoil 6"rL i.yd. RUQ _ -Sr>'ao 1-)e'?-1-1,4-1 «•0.1 .
i
Number of tanks required o, , Is tankJoa(_go!. , 2nd tank /000gal.minfrxrns PLUS P1-1.-+1P‘)..1v c-•t+-,a•e,-,e e?..-
Pumping chamber capacity- 25% of daily sewage flow of gal.=/.C gal.+reserve storage of1S75 1./bedroom=�0 C gal.+pipe bock dm-nage—
PROPERTY PROPERTY OF:�/�10,v_ ;-�T� SJic
of
gd./100Iin.ft.of�s_ dio. supply pipe, lin.ft needed 1. O , � '? gal.-,manifold_Ili__gal./100 haft of 3 dia.pipe, lin.ftneeded_0._ , a gal. I,Q-- 1 1 -�
total capacity needed ')1 gal.(plus area for pump) u- n,,,,. loo O 010,1-cyto_ • C ) J n 1--) . P >3 - 6p .
•
Distribution pipe.1.22:63. , )3-r iri ft, I ` :dia. perforations :?, . "apart
Pump size_Ill_hp. (pumpable capacity 1'rj gal. 4 cydes/day) i S F- r-) / N'=tam P S–P TESTING N
Note: When constructing bed -- , this area should be shaped Note: Distance from treatment area to neighboring wells— ` (F, ; . •
to divert run-off from entering treatment area. Z V-'5- -1-1-1.)'•un S ) • Designed 9y: ��-
Date :2_ /= , PH. 612-497-3566