Lake Lucy Sanitary Sewer Serviceability StudyCB=999.18INVN=6.30INVS=6.41 CB=998.44INVN=8.4INVS=8.45
18"CULVERTINV=993.49
STMH=995.39INVN=7.3INVS=7.32
SANMH=1021.12INVE=13.18INVW=13.16
E
-
B
G -B
G-B
G
-
B
G-BG-BG-B
>
S-7ELEV=1029.2
SBELEV=1028.7
SBELEV=1028.7
B-6ELEV=1009.4
B-8ELEV=1011.3
B-5ELEV=1017.5
B-4ELEV=1010.20
B-3ELEV=1008.08
B-2ELEV=1007.88
B-1ELEV=1009.90
B-10ELEV=1004.52
OHP OHP OHP OHP OHP OHP OHP OHP
O H P
O H P
O H P
O H P
O H P
O H P
O H P
O H P
O H P
O H P
O H P
Sanitary Sewer
Serviceability Study
Lake Lucy Road
Chanhassen, MN
EXISTING CONDITION
Basement Levels:
31% of site can be served without grading (cuts).
(Area shown is above 1,014’)
MIN. BASEMENT ELEVATION1,014’
Assumptions
AREA OF SITE ABLE TO BE SERVED BY EXISTINGSANITARY SEWER ELEVATION AS IS
NORTH
1-6-2016
V:1938/ACTIVE/193803412/GRAPHICS/LAKE LUCY EXISTING CONDITIONS.IND
EXISTING SEWER SERVICABLE AREA
EXISTING SANITARY SEWER PIPE ELEVATION 1007.96’
Areas above 1,014’ Elevation
Sanitary sewer main, 8” pipe at 0.5%. Sewer service
line 4” at 1.5%. The minimum basement floor that is
servicable is at an elevation between 1,013.5’ and
1,014.5’. A 1,014.0’ elevation was used for a average
minimum basement elevation.
Front building pad: An 8’ difference between garage
floor and basement floor was used to determine front
building pad elevation. Front pad elevation - average
1,014 + 8’ =1,022’.
Street grades 2-5% slopes were used to determine
street and garage grades (slopes and elevation)
Street grades are 1-2’ below garage floor or
1,022 - 2’ =1,020’
0’ 40’ 80’ 160’
5
CB=999.18INVN=6.30INVS=6.41 CB=998.44INVN=8.4INVS=8.45
18"CULVERTINV=993.49
STMH=995.39INVN=7.3INVS=7.32
SANMH=1021.12INVE=13.18INVW=13.16
E
-
B
G -B
G-B
G
-
B
G-BG-BG-B
>
S-7ELEV=1029.2
SBELEV=1028.7
SBELEV=1028.7
B-6ELEV=1009.4
B-8ELEV=1011.3
B-5ELEV=1017.5
B-4ELEV=1010.20
B-3ELEV=1008.08
B-2ELEV=1007.88
B-1ELEV=1009.90
B-10ELEV=1004.52
OHP OHP OHP OHP OHP OHP OHP OHP
O H P
O H P
O H P
O H P
O H P
O H P
O H P
O H P
O H P
O H P
O H P
Sanitary Sewer
Serviceability Study
Lake Lucy Road
Chanhassen, MN
Sanitary sewer main, 8” pipe at 0.5%. Sewer service
line 4” at 1.5%. The minimum basement floor that is
servicable is at an elevation between 1,013.5’ and
1,014.5’. A 1,014.0’ elevation was used for a average
minimum basement elevation.
Front building pad: An 8’ difference between garage
floor and basement floor was used to determine front
building pad elevation. Front pad elevation - average
1,014 + 8’ =1,022’.
Street grades 2-5% slopes were used to determine
street and garage grades (slopes and elevation)
Street grades are 1-2’ below garage floor or
1,022 - 2’ =1,020’
PROPOSED CONDITION
Site Plan #7, Basement Levels:
51% of site must be served via grading (fills).
(Area shown is above 1,014’)
MIN. BASEMENT ELEVATION1,014’
Assumptions
AREA OF SITE ABLE TO BE SERVED BY EXISTINGSANITARY SEWER ELEVATION BY FILLING
NORTH
1-6-2016
V:1938/ACTIVE/193803412/GRAPHICS/LAKE LUCY EXISTING CONDITIONS.IND
PROPOSED MINIMUM BUILDING AREA
Areas above 1,014’ Elevation
FILL IN EXCESS OF 10’ REQUIRE SPECIAL MATERIALS AND COMPACTION - SEE SOIL REPORT
EXISTING SANITARY SEWER PIPE ELEVATION 1007.96’
0’ 40’ 80’ 160’
6
CB=999.18INVN=6.30INVS=6.41 CB=998.44INVN=8.4INVS=8.45
18"CULVERTINV=993.49
STMH=995.39INVN=7.3INVS=7.32
SANMH=1021.12INVE=13.18INVW=13.16
E
-
B
G -B
G-B
G
-
B
G-BG-BG-B
>
S-7ELEV=1029.2
SBELEV=1028.7
SBELEV=1028.7
B-6ELEV=1009.4
B-8ELEV=1011.3
B-5ELEV=1017.5
B-4ELEV=1010.20
B-3ELEV=1008.08
B-2ELEV=1007.88
B-1ELEV=1009.90
B-10ELEV=1004.52
OHP OHP OHP OHP OHP OHP OHP OHP
O H P
O H P
O H P
O H P
O H P
O H P
O H P
O H P
O H P
O H P
O H P
Sanitary Sewer
Serviceability Study
Lake Lucy Road
Chanhassen, MN
Areas above 1,020’ Elevation
ALL FRONT YARDS WITHSTREET MUST BE ABOVE THIS ELEVATION 1,020.0’
EXISTING CONDITION
Street & Front Yards:
(Site is too low given existing sanitary sewer invert)
In order to serve a basement elevation of 1,014’,
the garage floor needs to be at 1,022’ and the
street needs to be at 1,020’
Assumptions
NORTH
1-6-2016
V:1938/ACTIVE/193803412/GRAPHICS/LAKE LUCY EXISTING CONDITIONS.IND
Sanitary sewer main, 8” pipe at 0.5%. Sewer service
line 4” at 1.5%. The minimum basement floor that is
servicable is at an elevation between 1,013.5’ and
1,014.5’. A 1,014.0’ elevation was used for a average
minimum basement elevation.
Front building pad: An 8’ difference between garage
floor and basement floor was used to determine front
building pad elevation. Front pad elevation - average
1,014 + 8’ =1,022’.
Street grades 2-5% slopes were used to determine
street and garage grades (slopes and elevation)
Street grades are 1-2’ below garage floor or
1,022 - 2’ =1,020’
0’ 40’ 80’ 160’
7
Areas above 1,020’ Elevation
CB=999.18INVN=6.30INVS=6.41 CB=998.44INVN=8.4INVS=8.45
18"CULVERTINV=993.49
STMH=995.39INVN=7.3INVS=7.32
SANMH=1021.12INVE=13.18INVW=13.16
E
-
B
G -B
G-B
G
-
B
G-BG-BG-B
>
S-7ELEV=1029.2
SBELEV=1028.7
SBELEV=1028.7
B-6ELEV=1009.4
B-8ELEV=1011.3
B-5ELEV=1017.5
B-4ELEV=1010.20
B-3ELEV=1008.08
B-2ELEV=1007.88
B-1ELEV=1009.90
B-10ELEV=1004.52
OHP OHP OHP OHP OHP OHP OHP OHP
O H P
O H P
O H P
O H P
O H P
O H P
O H P
O H P
O H P
O H P
O H P
Sanitary Sewer
Serviceability Study
Lake Lucy Road
Chanhassen, MN
Sanitary sewer main, 8” pipe at 0.5%. Sewer service
line 4” at 1.5%. The minimum basement floor that is
servicable is at an elevation between 1,013.5’ and
1,014.5’. A 1,014.0’ elevation was used for a average
minimum basement elevation.
Front building pad: An 8’ difference between garage
floor and basement floor was used to determine front
building pad elevation. Front pad elevation - average
1,014 + 8’ =1,022’.
Street grades 2-5% slopes were used to determine
street and garage grades (slopes and elevation)
Street grades are 1-2’ below garage floor or
1,022 - 2’ =1,020’
PROPOSED CONDITION
Site Plan 7 Street & Front Yard
25 % of site must be served via grading (fills).
(Area shown is above 1,014’)
20,000 - 25,000 yards
(Areas above 1,020’)
Assumptions
NORTH
1-6-2016
V:1938/ACTIVE/193803412/GRAPHICS/LAKE LUCY EXISTING CONDITIONS.IND
0’ 40’ 80’ 160’
EXISTING SANITARY SEWER PIPE ELEVATION 1007.96’
FILL IN EXCESS OF 10’ REQUIRE SPECIAL MATERIALS AND COMPACTION - SEE SOIL REPORT
PROPOSED FRONT PAD AREAELEVATIONS PROPOSE BETWEEN 1,020’ & 1,022’
FILL IN EXCESS OF 10’ REQUIRE SPECIAL MATERIALS AND COMPACTION - SEE SOIL REPORT
ELEV. 1,020’
8