HomeMy WebLinkAbout1987-09-17 Notice of Address CreationC I T'Y of ORONO
Post Office Box fib • Crystal Hay, Minnesota 55323 • Municipal Offices
On the North Shore of Lake Minnetonka
OFFICIAL NOTICE OF NEW SUBDIVISION AND ADDRESS CREATION
September 17, 1987
Road Name: North Ferndale Road
Post Office: Wayzata 55391
School District: Wayzal.a
Zoning File #1144
Fire Department: Wayzata
Location: West of Nor''Ai Ferndale Road, south of County Road 6, at end of
private road.
Status: Existing Private Road - accessing to North Ferndale Road
Subdivision Name: Janet Acres
New Addresses:
Lot 1, Block 1 - 745 North Ferndale Road (vacant)
_.Lot 2, Block 1 - 735 North Ferndale Road (vacant)
Please change all your records to the new names and numbers. Thank you.
Sincerely,
Michael P. Gaffron,
Asst Planning & Zoning Administrator
MPG/tln
Enclosure - Map
cc: J. William Cragg, Owner, 1320 Ranier Lane, Plymouth, MN 55447
Post Office, Fire Department, School District, Orono Police
Department, Orono City Departments, NSP, Minnegasco, NW Bell, Hennepin
County Finance Department, Hennepin County Sheriffs Radio, City
Assessors Office
BUILDING A ZONING 4 J3-7357 • ADMINISTRATION d FINANCE - 473.7358 • PUBLIC WORKS - 473-7359
ASSESSING
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14 JIVER 1. FREI
c4wtv SW-"W
/
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MOUND DLSiGN PROCEDURE
(For Flows up to 1200 gpd)
A.
Sewage Flow Rate
See D-7 or I-3, 4, or 5. or use
meterea value; Flow Rate =
d o o gpd
S.
Sentic Tank 7'iquid :'olucte
-
(see C-3 or C-5)le gallons
'
C.
Soil Characteristics
F
1. Depth to restricting layer
such as seasonally saturated
soil, bedrock, coarse soil,
etc.; inches
`
2. Depth of percolation tests;
a?inches
3. Number of percolation test
-
holesholes
4, Ave, percolation rate;
mpi Nscfp /- Y
5. Landslope _X
Kip `
D.
Rock Layer Dinensions'
1. Multiply gpd by 0.83 to
obtain requ+red area of
rock layer;
COO gpd x 0.83 - SOD sq f t
2. Select width of rci.'r: layer
(10 feet or less) _ "feet
3. Length of rock layer - Area
Width SOo sq f t = /a, f t
= So ft
E.
Rock Volume
1. rock area by rock depth
to get cubic feet of rock;
Soo sq f t x 0. 75 f t- -?75cu f t
2. Divide cu ft by 27 cu ft/cu yd
to get cubic yards; /j,y
3. Multiply cubic ;lards by 1.4 t.
get weight f rock in toi.s;
' .—?-?cu yds x *• .14 - . ; a.Ytcrs
F. Pressure Distribut'
1. Se�ect nun:bct r�
laterals
2. Select perforatiut:
3. Select perforates, lateral
length; Nola if :ran fold ..
at end of 1-06' l.a;er,
len£Lil 1!c foci; 1;1ye1•
less half a perforation
srljA 'a., if manifold i:: i;:
center : rock layer, latarai
is one-half rock layer
length less half a perforation
spacing. Perforated lateral
length = .�� S ft.
4. Divide lateral length by pc. f ur-
ation spacing; to fret nuinb�.r r•f
perforations ; er lateral
?3.S feet : -7 feet = perts
Note: last perforation must bu
.n end cap, (see page E-14)
5. Multiply perforations per
lateral by number of lat,
to get total number of
perfora Lions;
�rperfs/lat x b lats
6. Determine required flow rate
by multiplying; number of
perf .ations by flow per v., l,I:wr.
perforation (seo page: .*-.-'--'-'I
JI—
pe.rfs, ,/LyI)m/serf
7. 6 ••ect ndninium required li:tural
a meter f rum ta?,3 a on Flag,: E--1 7;
enter table with perforation
spacing, perforation di:::h_t :r,
nnct number of portoratiu:,t: jwr
lateral. Select minimum
diameter for perforated lateral
G. Basal Width
1. �'crcolatlut: rate :in tub
inchct: ot: 1:011 i•:
t_i
— _._
�ui�ct .::lv•..:;t�l. .. ..
rate £rr:.,
1; 20
MOUND DESIGN PROCEDURE (Con Linuud )
(For Flows up to 1200 gpd)
Calculate basal width ratio
•Oy. dividing rock layer
leadirg rate of 1.20 gpd/ft2
+able soil loading
i t2 :0.fogpd/f t2 - 7 0A
�._ this value on page E-16.
4. Multiply basal width ratio by
rock layer width to get
requ,red basal width;
j.I0 x V ft - O.Oft
H. Downslope Dike Width
1.
2.
If landslope is 3% or more,
subtract rock layer width
from basal width to obtain
minimum downslope dike toe width
70 ft - /0 ft - eft
Calculate mound height at edge
of rock- layer on •+oanslope side;
a. Determine depth of clean sand
fill at upslope edge of rock
layer: / feet
b. ?:ultiply rock layer width by
landslope to determine drop
in elevation;
/O 9 % = 100 -O..'9 f t
c. Add drop in elevation to depth
of clean sand at upslope edge
of rock layer :o get depth of
cles: sand at downslope edge
o? -ock 1:
ft
d. Add depth . ' mean sand at down-
s_or edge to depth of rock
laver to depth of soil backfill
.o get mound he: •'1• ,t downslope
adge of rock la} ,
/. 9 f t +Q, /Sf t+ /. 2Sf t d'LLf t
e. :Entat table on page E-18 with
':lndslope and downslope dike
:io. Select dike ,n:, _ipl ier
11.2.f. Multiply dike riultiplier by
downslope mound height to get
downslope dike width;
x 3. ? = /6.0ft
g. Compare the vr - of step 11.1
and step 11.2.f. Select
greater of the two vi2 tlt:
tho downslope dike widtl-
/6. O feet
h. Calculate upslope dike wide.,
using upslope snound
and upslope dike multiplier
from page E-18; 7f e
i. Total snound width is the :;ua,
of upslope dil •.?idth plub ruck
layer width t, !ownslope d i :e
wid th ;
7.1ft + 1/ ' ft +?.fOfL = .;}: l:t
3. If land lone is 2.11 or
less, basal width incluti,::; b(:Lh
the upslope and doa:n::lo;,. .! site
widths.
a. Calculate downslope dil:tr
C sill;; sCCpr ) il. L'11:u11{;11
11.2.1; feet
b. Calculate upslope dike width
using upslope mound ht..;ht and
dike multiplier from Pa -18;
>: ft = fL
c. Add •lownslope dike
it'.CI1 Li:
: _r width to f'vt
L •i• r
d. C0111;.ara total mound ::'_tiLl. to
requii i b '.: ici
G.G r .total
than rcyui.' ei!
« , .. 1st .alculi:cc •t :li::•.
widths. If req,:i-ed 1^.oil
widt.11 .. grc.. : ..
mo%snd width increliucs L1uu1• :1ajau
di!:n widttl