HomeMy WebLinkAbout2010-00888 - new mound system CITY OF ORONO PERMIT NO.: 2010-00888
2750 KELLEY PARKWAY
ORONO,MN 55356- DATE ISSUED: 10/07/2010
(952)249-4600 FAX: (952)249-4616
ADDRESS : 1335 ORONO OAKS DR
PIN : 35-118-23-34-0013
LEGAL DESC : ORONO OAKS
: LOT 008 BLOCK 001
PERMIT TYPE : SEPTIC
PROPERTY TYPE : RESIDENTIAL
CONSTRUCTION TYPE : NEW
ACTIVITY : MOUND SYSTEM-SEPTIC
NOTE: (2)PRECAST CONCRETE TANKS
SIZE OF TANKS-NEW- 1000-1ST
REUSE EXISTING 1000 LIFT FOR 2ND TANK
NEW- 1000 LIFT
MOUND SYSTEM-370 S.F.
APPLICANT SEPTIC NEW 200.00
HAYES& SONS EXC. INC. STATE SURCHARGE SEPTIC 5.00
263 82ND STREET S.E. TOTAL 205.00
MONTROSE,MN 55303-
(763)479-1762 PAID WITH CC# 5293
Minnesota State License#:640
OWNER
HENNINGER,MR.&MRS.
1335 ORONO OAKS DR
LONG LAKE,MN 55356
AGREEMENT AND SWORN STATEMENT
The work for which this permit is issued shall be performed according to
the approved plans and specifications,applicable City approvals,and the
State Building Code. This permit is for only the work described and does
not grant permission for additional or related work which requires separate
permits. All provisions of laws and ordinances governing this type of work
shall be compied with whether or not sp:.cified herein.This permit will
expire and become null and void if construction authorized is not
commenced within 180 days of the date of issuance,or if construction is
suspended for a period of 180 days at any time after work has commenced.
The applicant is responsible for assuring all required inspections are
requested in conformance with the State Building Code.This permit may be
rev..-• •tan a f. due cause.
/0i 7 '
A•plicant •ermitee Signature Date Issue y Signature Date
SEPARATE PERMITS REQUIRED FOR WORK OTHER THAN DESCRIBED ABOVE.
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�4o� City of Orono •RCI USE ONLY p
- // P.O.Box 66 d
2750 Kelley Parkway Date Received. I 10 PerMit# c�Gll:� 4
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Crystal Bay,MN 55323
(952)249-4600 Amount: $
CITY OF ORONO — SEPTIC SYSTEM PERMIT APPLICATION
(All permits must be approved by the On-Site Septic Manager and/or Building Official)
Site Address: 1 3 3 S ( )c )-}-No ft'- bR
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Owner: J I r" /4-etAvk e—%" Mailing Address: 5.414,e
City: Zip: 3 2 3
Home Phone: Alternate Phone: (a( 2. - 7 S I — 7 Co-7 5
nithd
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Contractor/App.: ( �-j � 5 {- Contact Person: E t^
Address: Z(-3 �`?� ST 5 State License #: 1-6o4"O (6!f
City: /11`"^-1-75 Zip: S-53 ''3 Expiration Date: ZG I z
Phone: 7G 3 ' (4.7f_ ( 76 � r
Alternate Phone: (t• 2- 6 5 SS 57
TYPES OF OCCUPANCY
Residential ❑ Commercial ❑ Other
" " PERMIT TYPE AND FEES
New or Replacement System $200.00 Z_
Repair Existing System 100.00
(Tanks or Drainfield)
State Surcharge 5.00 5.00
Total $ ZO
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** ATTENTION APPLICANT ** F
Fill in all appropriate blanks and check all appropriate boxes.
I will be installing the following:
T
Precast Concrete 111 Fiberglass 111 Plastic El Other
(list manufacturer)
Number of Tanks: 2-
v✓ s r re - '-' �x�Citi r•3 A
Size of Tanks: &2D/ /000 /, Doo /, F4-
Treatment System
Trenches s.f.
Mound 370 s.f.
Gravel less s.f.
Chamber s.f.
NOTE: The contractor is required to provide an As-Built of the system before the
final inspection.
The undersigned hereby applies to the City of Orono for issuance of a septic system
installation permit, agrees to do all the work in strict accordance with ordinances of the City
and regulations of the State of Minnesota and certifies that all statements made on this
application are complete. tr .e and correct.
Signature of Applicant Date: Z ' /c2
MPCA License No.: C �2 /4 Ye)
Staff Review: Accept ❑ Denied
Reviewer: ,4Aydi.f ,c icsa Date: q� 3O -1
Reason for Denial:
Comments (to be printed on inspection card):
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2 / 2
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.
If the tanks have less than 2' of cover, the lids, risers &maintenance hole covers must
be insulated to a value of R10.
Cleanouts for each later must be installed & be accessible from finish grade in an
irrigation box with a ball valve.
All neighboring wells are located greater than 100' away from the proposed treatment
area.
Keep all heavy equipment off of the proposed treatment area before and after
construction. The treatment area should be marked off before construction. This
Design is not valid &the system will need to be relocated if failure to protect the areas
proposed for On-Site Sewage Treatment occurs.
MANAGEMENT PLANS:
The tanks need to be pumped every 2 years. Check with your pumper to set up a
schedule.
System inspected for wet areas by owner&or Inspector as determined by the local unit
of government.
Any other requirements as determined by the local unit of government
With proper installation and maintenance, this system should have no problem in
treating septic effluent effectively.
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Nothing other than human waste, toilet tissue, laundry, showers, water softener etc.
should be disposed of into the septic tanks. Recommend Iron filters be diverted out of
the system. Recommend to divert the water softner also if the iron filter is diverted.
Garbage disposals are not recommended, due to adding more solids &fine solids
passing through to the system. Excessive amounts of soaps, antibacterial soaps,
cleaning agents, shower cleaners used every shower &chlorine agents may kill the
bacteria needed to treat septic effluent. Additives are not recommended. Recommend
laundering be limited to 3 to 4 loads per day.
571_47--41-1)
Steven B. Schirmers
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3
MOUND DESIGN WORK SHEET (For Flows up to 1200 gpd)
A. Average Design FLOW
A-1: Estimated Sewage Flows in Gallons per Day
number of
Estimated TE:.)0 1 gpd (see figure A-1) bedrooms Class I Class li Class Iii Class IV
or measured x 1.5 (safety factor) = -- gpd 2 300 225 180 60%
3 450 300 218 of the
4 600 375 256 values
B. SEPTIC TANK Capacity 5 750 450 294 in the
6 900 525 332 Class I,
q--I 00 p gallons (see figure C-1) 7 t 050 600 370 II.or m
/000,,,...1 Vo vti'T c-rhbrovl S.; � , 8 1200 675 408 columns.
C. SOILS (refer to site evaluation) C-1: Septic Tank Capacities lin,zallonsl
Number of Minimum Liquid Liquid capacity with wth Liquid capacity
1. Depth to restricting layer= a.a 'S0 ;l,e, feet Bedrooms Capacity garbage disposal "'thtinsidel&
lift inside
2. Depth of percolation tests = !. 0 feet 2orless 750 1125 1500
3. Texture G1.1�� 'LO>t4�rv1 3«4 1000 1500 2000
5 or 6 1500 2250 3000
Percolation rate 14,3 mpi 7,8 or 9 2000 3000
4000
4. Soil loading rate 14 S gpd/sqft(see figure D-33)
5. Percent land slope /0 %
D. ROCK LAYER DIMENSIONS
1. Multiply average design flow (A)by 0.83 to obtain required rock layer area.
'-►ao gpd x 0.83 sqft/gpd = ')2'5 sqft
2. Determine rock layer width = 0.83 sqft/gpd x linear Loading Rate (LLR)
0.83 sqft/gpd x 1-7.--- gpd/sqft= -10 ft Mound LLR
3. Length of rock layer = area=width=
3') Z sqft (D1) T 10 ft (D2) = 39 ft < 120 MPI <12
E. ROCK VOLUME > 120 MPI < b
1. Multiply rock area (D1) by rock depth of 1 ft to get cubic feet of rock
3') "3 sqft x 1 ft = 30 C, cuft
2. Divide cuft by 27 cuft/cuyd to get cubic yards
"..,?/7'7,, cuft -=27 cuyd/cuft= I L-f cuyd
3. Multiply cubic yards by 1.4 to get weight of rock in tons
I L} cuydx 1.4 ton/cuyd = 20 tons
i
13-33: Absorption Width Sizing Table
F. SEWAGE ABSORPTION WIDTH Percolation Rate Loading Rate
in Moulin per Soil Texture Gallons Absorption
Inch per day per Ratio
(MPI) square fax
Faster than 5 Coarse Sand 1.20 1.00
Medium Sand
Absorption width equals absorption ratio (See Figure D-33) Loamy Sand
Fitimes rock layer width (D2) 6 to 15 Sandy
Loam 0 79
10
y164030 Loam 0.60 2.00
0
31tn45 Silt Loam 0.50 2.40
. .to 9 X ' 1 ft = 2,14p E'.//� ft Silt
46 to 60 Sandy Clay Loam 0.45 2.67
Siltyy Clay Loam
rmaloam
61 to 120 Silty Clay 0.24 5.00
Sandy Clay
Clay
Slower than 120*
•Sysiom doaisonl for them soils num he other or perlomrnce
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G.' MOUND SLOPE W DTH &LENGTH I Landslope> 1% slope
(landslope greater han 1%) I byI
1. Downslope absorption 'dth= absorption width�(F) �'� , a -Aim ".° as ••,s
minus rock layer width (D2) _ � � � �. .
r a '�'� 6"Topsoil
t.
a,U.� ft- A�� ft= t '� ft &-'1,-,1- ,- . ani ft __..
mmis
ops per, Rock Wt t%'DZ) D°""sY1"(;,21)
2. Calculate mound size 111
UPSLOPE
a. Depth of clean sand fill at upslope edge of
rock layer = 3 ft minus the distance to restricting layer (C1) 13.,,e. - -" s.
3 ft- ?,' -t ft= / .0 ft
b. Mound height at the upslope edge of rock D- SLOPE MULTIPLIER TABLE
layer= depth of clean sand for separation (G2a) Land UPSLOPE DOWNSLOPE
Slo multipliers for various multiptiers for various
at upslope edge plus depth of rock layer (1 ft) in `` slope ratios slope ratios
plus depth of cover (1 ft) ( 3:1 4:1 5:1 6:1 7:1 8:1 3:1 4:1 5:1 6:1 7:1
'I 0 0 ft+ 1ft+ lft= 3.0 ft 0 3.0 4.0 5.0 6.0 7.0 8.0 3.0 4.0 5.0 6.0 7.0
c. Upslope berm multiplier based on land slope 1 2.91 3.85 4.76 5.66 6.54 7.41 3.09 4.17 5.26 6.38 7.53
.1,31 (see figure D-34) 2 283 3.70 4.54 5.36 6.14 6.90 3.19 4.35 5.56 6.82 8.14
d. Upslope width= berm multiplier (G2c) times 3 2.75 3.57 435 5.08 5.79 6.45 3.30 4.54 5.88 732 8.86
upslope mound height (G2b): 4 2.68 3.45 4.17 4.84 5.46 6.06 3.41 4.76 6.25 7.89 9.72
civ X ti•• ft = r ft 5 2.61' 3.33 4.00 4.62 5.19 5.71 3.53 5.00 6.67 8.57 10.77
T 6 2.54 3.23 3.85 4.41 4.93 5.41 3.66 5.26 7.14 9.38 12.07
Y v 1 V
DO SLOPE 7 2.48 3.12 3.70 4.23 4.70 5.13 3.80 5.56 7.69 10.34 13.73
e. Drop in elevation = rock layer width (D2) times 8 2.42 3.03 3.57 4.05 4.49 4.88 3.95 5.88 8.33 11.54 15.91
percent landslope (C5) T 100 9 2.36 2.94 3.45 3.90 4.30 4.65 4.11 6.25 9.09 13.04 18.92
/0 ft x I o %+ 100 = 1.0 ft 10 231 2.86 3.33 3.75 4.12 4.44 ar, 6.67 10.00 15.00 23.33
f. Downslope mound height= depth of clean 11 2.26 2.78 3.23 3.61 3.95 4.26 4.48 7.14 11.11 17.65 30.47
sand for slope difference (G2e) at downslope 12 2.21 2.70 3.12 3.49 3.80 4.08 4.69 7.69 12.50 21.43 43.75
rock edge plus the mound height at the J
upslope edge of rock layer (G2b)
3.0 ft + /. 1 ft= 41,0 ft 3 %Iss
g. Downslope berm multiplier based on percent land slop
`i,moo' (see figure D-34) 511 -
.
h. Downslope width = downslope multiplier C \ ' - �� , ) Upe:lopeiWidth(GFd) 3.1 5S
(G2g) times downslope mound height(G2f) 311
X1.2"i x 4.0 ft = III) ft i3 s - �o' Rock Bed
I Upslope fWidlh(G2d) �y,dth(D2 __ , Upslope fwidth(G2d)
i. Select the greater of Cl and G2h as the Letteth(D ) 3�
downslope width: . .0 ft 1 N 'Downslope Width(G2i) O ft
j. Total mound width is the sum of upslope Absorption WidthcF) - ' :_________3„,
width (G2d)width plus rock layer width
(D2)plus downslope width (G2i) ' Total Length(G2k) ri,.) ft
1) ft+ 10 ft + 0 ft= 3 0 ft
k. Total mound length is the sum of upslope width (G2d)
plus rock layer length (D3) plus upslope width (G2d)
') ft+ 3r) ft+ ') ft = 61 feet
acs, 9 9 Final Dimensions:
3 "2 X (o 40 - ` _
I hereby certify that I have completed this work in accordance with applicable ordinances, rules and laws.
r_
/` - (signature) ' 3c)Li (license#) '`6 •I a-(RN 0 (date)
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' PRESSURE DISTRIBUTION SYSTEM Geotextile fabric
1. Select number of perforated laterals 3 _ 12
2. Select perforatio spacing= 3.0 ftQf,rock
Perf Sizing 3/16"-1/4"
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3. Since perforationshould not be placed closer than 1 foot to Perf Spacing 1.5'-5'
the edge of the r k layer(see diagram),subtract 2 feet from
the rock layer length. E-4:•Maximum allowable number of 1/4-inch perforations
0,,,p0 ' per laterd to guarantee<10%discharge variation '
Rock yer length -2 ft = ft perforation
4. Determine the number of spaces between perforations. spacing
Divide the length (3)by perforation spacing(2)and round fleet) 1 inch 1.25 inch 1.5 inch 2.0)rlctl
down to nearest whole number.
2.5 8 14 18 28
Perforation spacing= 3$ ft+ 2a ft= IS-. spaces 3.0 8 13 17 26
5. Number of perforations is equal to one plus the number of 3.3 7 12 165
perforation spaces(4). Check figure E-4 to assure the number of 4'0 7 11 15 23
perforations per lateral guarantees<10%discharge variation. 5.0 6 10 14 �2
1
11_ spaces + 1 = 13 perforations/lateral E-6: Perforation Discharge in gpml
6. A. Total number of perforations = perforations per lateral (5) perforation diamet+r
times number of laterals (1) head (inches) ;
1°'' perfs/lat x �� tat= A3 (feet) 3/16 7/32 1/4 1
perforations
1.00 0.42 0.56 0.74!
B. Calculate the square footage per perforation.
Should be 6-10 sqft/perf. Does not apply to at grades. 2 0' 0.59 0.80 1.04;
Rock bed area = rock width (ft)x rock length(ft) 5.0 0.94 1.26 1.651
/0 ft x ,r) ft= 3')U sqft
°
Use 1.0 foot for single-family homes.
Square foot per perforation =Rock be9rea+number of perfs (6) b Use 2.0 feet for anything else.
3 Q c) sqft+ 7.)'" perfs= c)•J sqft/perf
,...w01.0 LOCATED AT END OF PRESSURE DISTRIBUTION i SYSTEM
7. Determine required flow rate by multiplying the total number of
perforations (6A) by flow per perforation(see figure E-6)
3 °I perfs 9C , ')Li gpm/perfs= o.t gpm tire.,a
8. If laterals are connected to header pipe as shown on upper . "
example,to select minimum required lateral diameter;enter ,,,, °ore* l ws^"
figure E-4 with perforation spacing (2)and number of perforations \,- ."`""
per lateral (5) Select minimum diameter for
SIP(wEA EoN LP.Tlzts
..lEPerforated lateral= Z.- inches.
R .II.IEO RAMC Pre
9. If perforated lateral system is attached to manifold pipe near �,�.I,,,,,,,,�„�,>r
the center,lower diagram,perforated lateral length(3) and Y})` K"°""�
number of perforations per lateral(5)will be approximately one ...ram ,.,,,,,. Fra.
�
half of that in step 8. Using these values,select minimum ``. _
diameter for perforated lateral= l
inches. 'e'!' `^="I
[InW a
I
P,.... 40. P,II
\S .tE
I he eby certify that I have corn leted this work in accordance with applicable ordinances, rules and laws.
41, Oil 4/:.7
(signature) 3"r Li. (license#) `d-)?,.'2010(date)
PUMP SELECTION PROCEDURE
1. Determine punip capacity:
, A. Gravity distribution
1. Minimum required discharge is 10 gpm
2. Maximum suggsted discharge is 45 gpm. For other
establishments a least 10%greater than the water supply rate,
but no faster tha the rate at which effluent will flow out of the
distribution dev e.
B. Pressure distribution
See pressure distribution work sheet
From A or B Selected pump capacity: .9 gpm
2. Determine puntp head requirements:
A. Elevation difference,between pump and point of discharge? soil treatment system
i `r feet &point of WT1TA 70 J
B.Special head requireinent? (See Figure at right-Special Head Requirements) total pipe
r feet : - _ leng
- ,y^ 2A.elevation
,
inlet ``av' difference
C. Calculate Friction lo$s pipe
1. Select pipe diameter -4 m
19
2. Enter Figure E-9 With gpm(1A or B)and pipe diameter(Cl). ~# --`=--
Read friction loss in feet per 100 feet from Figure E-9 Special Head Requirements
Friction Loss= ii,9 ft/100ft of pipe . Gravity Distribution 0 ft
3. Determine total pipe length from pump discharge to soil treatment Pressure Distribution 5 ft
discharge point. Estimate by adding 25 percent to pipe length for
fitting loss.Total pipe length times 1.25=equivalent pipe length
'2. feet x 1.25 = (, feet E-9:Friction Loss in Plastic Pipe
Per 100 feet
4. Calculate total friction loss by multiplying friction loss(C2)
nominal
in ft/100 ft by the equivalent pipe length(C3) and divide by 100. pipe diameter
= 1•Li ft/100ft x to<. +100= 1 ft flow rate 1.5" 2" 3"
gpm
D. Total head required is the sum of elevation difference(A),special 20 2.47 0.73 0.11
head requirements (B), and total friction loss (C4) 25 3.73 1.11 0.16
LI ft+ S ft+ / ft= 30 5.23 1.55 0.23
Total head: feet 35 6.96 2.06 0.30
head:
.. ._ 40 8.91 2.64 0.39
3. Pump selection 45 11.07 3.28 0.48
50 13.46 3.99 0.58
55 4.76 0.70
A pump must be selected to deliver at least a `?' gpm 60 5.60 0.82
(1A or B)with at least ao feet of total head (2D) 65 6.48 0.95
._ .... ._ 70 7.44 1.09
i
I hereby certify that I have c9mpleted this work in accordance with applicable ordinances, rules and laws.
Orili
-_--.- (signature) 3/11 (license#) q-Jai-30itJ (date)
S-P TESTING INC. Steven B. Schirmers • MPCA Cert.No. 627
951 Katydid Lane NE • St. Michael, MN 55376 • (763) 497-3566
FAX • (763) 497-5011
• State License#394
LOGS OF SOIL BORINGS
Jim Henninger
1335 Orono Oaks Dr.
Orono, Henn. Co., MN
Borings completed on 8-3-10, with a hand bucket auger.
BORING NUMBER 1- EIev.98.2 - MOTTLED SOIL AT 26" - no standing water present in boring.
0 - 4" Topsoil dark brown loam 10YR 3/3
4" - 10" Gray brown loam 10YR 5/2
10" - 26" Brown clay loam 10YR 5/3
26" - 38" Brown clay loam 10YR 5/3 -distinct mottles 10YR 7/1, 10YR 6/8
38" - 48" Pale brown loam 10YR 6/3
BORING NUMBER 2- Elev.98.8 - MOTTLED SOIL AT 34" - no standing water present in the
boring.
0 - 6" Topsoil dark brown loam 10YR 3/3
6" - 10" Gray brown loam 10YR 5/2
10" - 16" Brown clay loam 10YR 5/3
16" - 34" yellowish brown clay loam 10YR 5/6
34" - 42" Yellowish brown clay loam 10YR 5/6 -
distinct mottles 10YR 7/1, 10YR 6/8
42" - 48" Brown loam 10YR 5/3 -distinct mottles 10YR 7/1, 10YR 6/8
BORING NUMBER 3- Elev.101.8 - MOTTLED SOIL AT 26 - no standing water present in the
boring.
0 - 6" Topsoil dark brown loam 10YR 3/3
6" - 10" Gray brown loam 10YR 5/2
10" - 26" Brown clay loam 10YR 4/3
26" - 36" Blrown clay loam 10YR 5/3 -distinct mottles 10YR 7/1, 10YR 6/8
CERTIFICATION NO.627
STATE LICENSE NO.394
PERCOLATION TEST DATA SHEET
Percolation test readings ma a by S-P Testing,Inc.on 8-4-10 starting at 1:30pm.
Test hole location Henninger, 1335 Orono Oaks Dr.,Orono.
Test hole numbed. Date test hole was prepared 8-3-10.
Depth of hole bottom 12.inches. Diameter of hole f inches.
SOIL DATA FROM TEST,HOLE
DEPTH,INCHES SOIL TEXTURE
0 - 4" Topsoil dark brown loam
4" - 10" Gray brown loam
10" - 12" Brown clay loam
I
Method of scratching sidewall is knife. Depth of gravel in bottom m of hole is 2 inches. Date
and hour of initial water filling 8-3-10, 10:00am. Depth of initial water filling is 12 inches above the hole bottom.
Method used to maintain at leist 12 inches of water depth in hole for at least 4 hours is automatic siphon.
Maximum water depth above hole bottom during test is¢inches.
Measurement, Drop in water level, Percolation rate,
Time Time interval,min inches inches minutes per inch Remarks
1:20 prefill 6
1:30 2:00 6 4 7.5 30 min
2:03 2:33 6 4 7.5 30 min
2:34 3:04 6 4 7.5 30 min
Percolation rate=7.5 minutes per inch.
CERTIFICATION NO.627
STATE LICENSE NO.394
PERCOLATION TEST DATA SHEET
Percolation test readings made by S-P Testing,Inc.on 2 starting at 1:31pm.
Test hole location,Henninger, 1335 Orono Oaks Dr. Orono.
Test hole numbed. Date test hole was prepared 8-3-10.
Depth of hole bottom 12 inches. Diameter of hole inches.
SOIL DATA FROM TEST MOLE
DEPTH,INCHES SOIL TEXTURE
0 - 6" Topsoil dark brown loam
6" - 10" Gray brown loam
10" - 12" Brown clay loam
Method of scratching sidewall,is knife. Depth of gravel in bottom of hole is 2 inches. Date
and hour of initial water filling; 8-3-10, 10:00am. Depth of initial water filling is 12 inches above the hole bottom.
Method used to maintain at least 12 inches of water depth in hole for at least 4 hours is automatic siphon.
Maximum water depth above hole bottom during test is 6_inches.
Measurement, Drop in water level, Percolation rate,
Time Time irterval,min inches inches minutes per inch Remarks
Water remaining in test hole
1:31 2:01 6 7/8 34.3 30 min
2:02 2:32 6 7/8 34.3 30 min
2:35 3:05 6 7/8 34.3 30 min
Percolation rate=34.3 minutes per inch.
t '
S-P TESTING, IN Steven B. Schirmers • MPCA Cert.No. 627
951 Katydid Lane NE • St. Michael, MN 55376 • (763) 497-3566
FAX (763)-497-5011
State License #394
CITY OF ORONO
ORONO COPY SEPTIC PERMIT/�'�AN� R IE
August 11, 2010 INSPECTOR ,�A✓a✓�11u�c.
IAT -10^«PERMIT NO.
APPROVED AS SUBMITTED
El APPROVED WITH CORRECTIONS AS NOTED
Jim Henninger NOT APPROVED-CORRECT&RESUBMIT
1335 Orono Oaks Dr. These comments aro for your information. All work shall be done
In full compliance with all applicable septic and zoning code.
Orono, Henn. Co., MN Requirements including items not specifically noted in this review.
KEEP THIS PLAN SET ON SITE AT ALL TIMES
This siste has an existing trench system built in 1987 & is on record at the City of
Orono as non-compliant.
The existing 2-1000 gallon septic tanks were installed in 1979. The pumping chamber
to the existing system was installed in 1987. The existing septic tanks will be
abandoned, pumped &filled with soil. Install a new 1000 gallon septic tank and use
the existing pumping chamber as a 2nd septic tank & install a new 1000 gallon
pumping chamber at a lower elevation to allow back drainage of the supply line.
This on-site sewage treatment system is designed for a Type 1, three bedroom home,
in accordance with the Minnesota Pollution Control Agency Chapter 7080 and local
ordinances. ORONO COPY
The soils on this site are a clay loam. The periodically saturated soils were located at
26" & 34" (redox features). Due to the seasonally saturated soils, a Pressurized Mound
System will need to be installed to treat septic effluent. The bottom of the rock must be
located at least 3' above the saturated soils.
The soils at a depth of 12" have a percolation rate of 34.3 mpi. Percolation test#2 has
a higher percolation rate than #1. The may have been caused from when the existing
system was installed. Recommend a minimum of a 12" rough up on the west 1/3 of the
proposed mound absorption area.
A pumping chamber will need to be installed to lift the effluent to the treatment area.
The power supply and switches must be located outside the manhole and pumping
ft' chamber in a weather proof enclosure. A warning device must be insfai•led with a light
and sound device, this in case of a pump failure.
ORONO COPY 1 VISMISIESteene
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Y i_0-P A
DATE TIME
CITY OF ORONO CALLED IN
INSPECTION NOTICE SCHEDULED
PERMIT NO. COMPLETED Q-30'/O
ADDRESS 133.5 OIO No o leS or
OWNER Hedt-Al,;A/ . f TELEPHONE NO.
CONTRACTOR / S P ereS-1=1f
DESCRIPTION �1-1 c
❑ FOOTING 0 PLUMBING FINAL ❑ EXCAV/GRADING/FILLING
0 POURED WALL 0 MECHANICAL RI 0 LAKESHORENVETLANDS
❑ FRAMING 0 MECHANICAL FINAL 0 TREE REMOVAL
0 INSULATION 0 WOOD BURNER/FIREPLACE 0 SITE INSPECTION
• 0 RADON SLAB 0 WATER HOOK-UP 0 PROGRESS
❑ FINAL 0 SEWER HOOK-UP 0 COMPLAINT
, ❑ DEMO-SITE 0 SEPTIC MAINT. 0 FOLLOW-UP
❑ DEMO-FINAL 0 SEPTIC INSTALL 0 HARD COVER REMOVAL
❑ PLUMBING RI 0 SEPTIC FINAL 0 FOUNDATION/REMOVAL
OWN ERICONTRACTOR TO MEET YOU:_YES_NO
• COMMENTS:
• Sd . I Ues'•1->c +cc)tii r
I �M �-� j FA c 'oC O N i`f
P. D1-77 to c4 So> ( A -.28
Iv'T Or 5 �
• i ORK SATISFACTORY:PROCEED ❑ PROJECT COMPLETE
4 ■ •RRECT WORK&PROCEED ❑ ISSUE CERTIFICATE OF OCCUPANCY
C:1 ❑CORRECT WORK,CALL FOR REINSPECTION TEMPORARY
BEFORE COVERING PERMANENT
❑CORRECT UNSAFE CONDITION WITHIN HOURS. ❑ PHOTO TAKEN
INSPECTOR WILL RETURN
❑STOP ORDER POSTED.CALL INSPECTOR ❑CITATION ISSUED
❑INSPECTION REQUIRED.CALL TO ARRANGE ACCESS.
Call for the next inspection 24 hours in advance. (952) 249-4600
•
Owner/Contractor on site:
Inspector. f l/'".6
White Copy/Inspector's File Canary Copy/Site Notice
DATE TIME
CITY OF ORONO CALLED IN
INSPECTION NOTICE p p ry SCHEDULED -/q—
PERMIT NO. a D 1 D - D t)o o b COMPLETED
ADDRESS 1-3 3 'S--- Ola ,& cc n il S
OWNER /—FCS A n %A 5 12C—TELEPHONE NO.
CONTRACTOR /.1 A- cies A-^ S �C-1^....S
I po,-(--,--c
� DESCRIPTION
III I--
❑ FOOTING 0 PLUMBING FINAL 0 EXCAV/GRADING/FILLING
1 0 POURED WALL 0 MECHANICAL RI 0 LAKESHORE/WETLANDS
h
Q 0 FRAMING 0 MECHANICAL FINAL 1:1TREE REMOVAL
❑ INSULATION 0 WOOD BURNER/FIREPLACE 0 SITE INSPECTION
Q 0 RADON SLAB 0 WATER HOOK-UP 0 PROGRESS
1 0 FINAL 0 SEWER HOOK-UP 0 COMPLAINT
I J 0 DEMO-SITE I EPTIC MAINT. 0 FOLLOW-UP
0 DEMO-FINAL Ai SEPTIC INSTALL 0 HARD COVER REMOVAL
v 0 PLUMBING RI I _EPTIC FINAL 0 FOUNDATION/REMOVAL
II Z OWNER/CONTRACTOR TO MEET YOU:_YES_NO
COMMENTS:
IW
a
I cc
0
v r-----74- Rei Gg (3c d
cc0
,- /QD v
()-i-5- -7-74. „ KS rCrin l
tu
cc As 13L,. c-3- s,o/t... -1-e
ckW
z
W
1W ❑WORK SATISFACTORY:PROCEED +Q PROJECT COMPLETE
❑CORRECT WORK&PROCEED ❑ ISSUE CERTIFICATE OF OCCUPANCY
❑CORRECT WORK,CALL FOR REINSPECTION TEMPORARY
BEFORE COVERING PERMANENT
❑CORRECT UNSAFE CONDITION WITHIN HOURS. ❑ PHOTO TAKEN
INSPECTOR WILL RETURN ❑CITATION ISSUED
❑STOP ORDER POSTED.CALL INSPECTOR
❑INSPECTION REQUIRED.CALL TO ARRANGE ACCESS.
Call for the next inspection 24 hours in advance. (952) 249-4600
Owner/Contractor on site:
Z---dV ..S
i Inspector. w/
White Copyllnspector's File Canary CopylSIte Notice
I