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56
TBC: 59.57
TBC: 59.52
TBC: 59.30
TBC: 60.20
TBC: 60.53
TBC: 61.20
TBC:
60.53
TBC: 60.20
TBC: 59.30
TBC: 59.68
TBC: 59.74 TBC/LP: 58.75
TBC: 59.15
TBC: 59.27
TBC: 60.46
TBC: 61.00
TBC: 59.22
TBC: 59.26
TBC: 59.55
TBC: 59.90
TBC: 60.70
TBC: 61.75TBC: 61.75
TBC: 61.40
TBC:
61.45
TBC: 60.40
STORM POND 2
(SNOW STORAGE AREA)
TOP: 4858.75 (4540 SQFT)
CAPACITY TOP: 4858.15 (3844 SQFT)
BTM: 4855.15 (568 SQFT)
TBC: 60.00
TBC: 59.85
TBC: 61.40
TBC/LP: 59.30
TBC: 60.00
TBC: 60.36
TBC: 60.36
TBC: 60.00
TBC/LP: 58.20
TBC: 59.80TBC: 59.80
TBC: 61.20
TBC: 60.50
TBC: 60.00
TBC: 58.80
TBC: 59.50
TBC: 59.70
TBC: 60.00TBC: 60.00
TBC: 60.00
TBC: 61.60
TBC: 61.60
TBC: 61.60
TBC: 61.00
WALK: 62.25
TBC: 61.00
TBC: 61.00
TBC: 60.64
TBC: 61.00
TBC: 61.00
TBC/LP: 58.74
TBC: 59.34
TBC: 59.61
TBC: 59.90
TBC: 60.70
TBC: 61.10TBC: 60.49
TBC: 60.46
TBC: 59.30
TBC:
58.90
TBC: 59.05
TBC/LP: 59.50
TBC: 60.10 TBC: 60.10
TBC: 59.50
TBC: 59.16
TBC: 58.10
TBC: 58.90
TBC: 58.90
TBC: 57.80
TBC: 61.30
TBC: 58.90
TBC: 59.50
TBC: 58.90
TBC: 57.90
TBC: 57.65
TBC/LP: 57.20
TBC: 58.00
TBC: 59.10
TBC: 59.70
TBC: 59.30
TBC: 59.80
TBC: 59.20
TBC: 57.85
TBC: 57.75
TBC/LP: 57.50
TBC: 57.80
TBC/LP: 57.70
TBC: 58.10
TBC: 58.10
TBC: 59.35
TBC: 59.75
SDMH #1F
CB #1F
SDMH #1E
SDMH #3
CB #1D
CB # 1G
CB #3
CB #1H
CB #2
CB #1E
SDMH #4
SMDH #5
CB #4
CB #5
SDMH #6
SDMH #1D
CB #6A
CB #6B
SDMH #1C
CB #1C
CB #1B
TBC/LP: 59.40
TBC: 59.62
TBC: 59.66 TBC: 60.35
TBC: 60.35
TBC: 60.35
TBC: 58.30
OIL: 60.90OIL: 60.20
TBC: 60.70
TBC: 58.90
TBC/LP: 58.70
TBC: 58.81
TBC: 58.86 TBC: 59.60
TBC: 58.70
TBC: 59.00
TBC: 59.10
TBC: 59.88
TBC: 60.00
TBC/LP: 59.60
TBC: 58.40
TBC: 58.48
TBC/LP: 57.80
TBC: 59.35
TBC: 59.75
TBC: 60.53 TBC: 60.56
TBC: 60.65
TBC: 59.10
TBC/LP: 58.20
TBC: 58.60
TBC: 60.00
TBC: 58.60
TBC: 58.50
TBC: 58.20
SDMH #3A
CB #3A
TBC: 59.60
TBC: 61.85
TBC: 61.20
TBC: 61.36
TBC: 61.26
TBC: 60.90
TBC: 60.93
TBC: 60.77
TBC: 61.04
TBC: 59.85
TBC: 59.80
TBC:
60.10
TBC: 60.20
TBC: 58.20
CB #1I
TBC/HP: 4858.15
TBC: 61.55
TBC/HP: 4860.51
TBC: 60.46
TBC: 59.14
TBC: 61.45
TBC: 59.74
BLDG FF:
60.80
BLDG FF:
61.10
BLDG FF:
61.80
BLDG FF:
61.20
BLDG FF:
61.40
BLDG FF:
61.00
BLDG FF:
61.90
BLDG FF:
62.40
BLDG FF:
62.30
CLUBHOUSE
BLDG FF:
62.75
BLDG FF:
61.001
1
1
1
1
1
1
1
1
1
TBC: 60.20 TBC: 60.20 TBC: 60.20
TBC: 60.10
TBC: 60.30
TBC: 59.37
TBC: 59.70
TBC: 60.48
TBC: 60.00
TBC: 60.00
SDMH #1G
RIM: 4858.55
SUMP: 4852.65
IE IN: 4852.75, 12-IN, (S)
IE OUT: 4852.65, 12-IN, (E)
SDMH #1H
RIM: 4858.71
SUMP: 4852.62
IE IN: 4852.62, 12-IN, (W)
SDMH #1J
RIM: 4860.01
SUMP: 4854.47
IE IN: 4854.47, 12-IN, (E)
SDMH #1B
RIM: 4858.00
SUMP: 4853.05
IE IN: 4853.05, 12-IN, (S)
IE IN: 4854.56, 12-IN, (NW)
78-LF OF 12" PVC AT 0.22%
15-LF OF 12" PVC AT 0.22%
15-LF OF 12" PVC AT 0.22%
81-LF OF 12" PVC AT 1.70%110-LF OF 12" PVC AT 0.22%
137-LF OF 12" PVC AT 0.22%94-LF OF 12" PVC AT 0.22%
30-LF OF 12" PVC AT 0.22%
CB #1N
GRATE: 4857.80
SUMP: 4852.78
IE IN: 4852.88, 12-IN, (E)
IE OUT: 4852.78, 12-IN, (N)
CB #1L
GRATE: 4858.40
SUMP: 4854.60
IE IN: 4854.70, 12-IN, (E)
IE OUT: 4854.60, 12-IN, (W)
CB #1M
GRATE: 4858.00
SUMP: 4854.26
IE IN: 4854.36, 12-IN, (E)
IE OUT: 4854.26, 12-IN, (W)
CB #1K
GRATE: 4858.00
SUMP: 4855.00
IE OUT: 4855.00, 12-IN, (W)
CB #1J
GRATE: 4859.43
SUMP: 4854.68
IE IN: 4854.78, 12-IN, (NE)
IE OUT: 4854.68, 12-IN, (W)
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39701 SQFT4
28911 SQFT5
44306SQFT6
LEGEND:
DRAINAGE FLOW
RIP-RAP
1.THE ADS STORM INFILTRATION SYSTEM SHOWN IS SIZED USING ADS TECH SC-740
CHAMBER SYSTEM. THE CHAMBER AREAS ARE SET FOR DESIGN OF EACH STORM
AREA; HOWEVER THE LENGTHS AND WIDTHS MAY VARY TO MEET SEPARATION FROM
OTHER UTILITIES OR CONSTRUCTION OBSTACLES.
2.CONTRACTOR TO SUPPLY AND SUBMIT FINAL ADS STORM TECH DRAWINGS AND
SPECIFICATIONS (OR EQUAL SYSTEM) TO ENGINEER FOR APPROVAL PRIOR TO
INSTALLATION.
3.CONTRACTOR TO INSTALL THE ADS STORM TECH SC-740 SYSTEM (OR EQUAL) WITH
PRECAST 48" CONCRETE MANHOLE INLET AND OUTLET PER CITY OF REXBURG
STANDARD DRAWINGS AND SPECIFICATIONS.
ADS STORM INFILTRATION NOTES:
ADS SYSTEM 93'x16'
(SEE TABLE 4)
ADS SYSTEM 86'x16'
(SEE TABLE 4)
ADS SYSTEM 93'x11'
(SEE TABLE 4)
ADS SYSTEM 93'x16'
(SEE TABLE 4)
PROPOSED LIP DOWN 18" CURB & GUTTER
PROPOSED LIP UP 18" CURB & GUTTER
1.68' RIGHT-OF-WAY STREET CONNECTIVITY TO THE SOUTH SHALL BE CONSTRUCTED BY
THE DEVELOPER PER THE DEVELOPMENT AGREEMENT.
2.AT THE TIME OF STREET CONNECTIVITY TO THE SOUTH OCCURS 3 PARKING STALLS
SHALL BE ADDED IN THE SOUTH EAST CORNER AT THE LOCATION OF THE EMERGENCY
ACCESS TO MEET THE REQUIRED PARKING FOR APARTMENTS. (SEE DEVELOPMENT
AGREEMENT)
APARTMENT COUNT:
1 BEDROOM UNITS: 24 UNITS PER BUILDING (240 TOTAL)
2 BEDROOM UNITS: 12 UNITS PER BUILDING (120 TOTAL)
BUILDING TOTALS: 36 UNITS PER BUILDING (360 TOTAL)
PROPOSED USE: RESIDENTIAL APARTMENTS
PROJECT AREA: 12.756 ACRES
ZONE: HDR1
PARKING STALLS REQUIRED: 600
PARKING STALLS PROVIDED: 631
HANDICAP PARKING STALLS: 16
COMPACT STALLS: 116 (25%)
LANDSCAPE AREA: 4.192 ACRES
ASPHALT AREA: 4.664 ACRES (ASPHALT WALKWAY: 0.220 ACRES)
GENERAL NOTES:
Notes:
1. StormTech SC740 injection molded polypropylene chambers or equivalent per manufacturer’s drawings and
specifications to be approved by Eagle Rock Engineering prior to construction that provides jet vacuum access for cleaning
of the water quality BMP area of the system and a NJCAT verified TSS removal efficiency of 95% for OK-110 (or equivalent as
approved by Engineer)
2. The sizing shown above are calculated using the SC-740 ADS System and can be modified to meet other chamber systems
provided they meet the specifications approved by the Engineer. Contractor to submit final plans for each system to be
reviewed and approved prior to installation
Madison Station Apartments
Storm Area No 1
Table 4 08/12/2024
System Inputs
Chamber Model (or equal)SC-740
Required Storage Volume 22,828 CF
Stone Porosity 40%
Stone Foundation Depth 18"
Stone Above Chamber 18"
Average Cover Over Chambers 18"
System Volume and Bed Sizing
Installed Storage Volume 23,172 CF
Storage Volume/Chamber 45.90 CF
Number of Chambers Required 206 ea
Number of End Caps Required 8 ea
Chamber Rows 4 Rows
Maximum Length 378.15 ft
Maximum Width 21 ft
Approximate Bed Size 7,945 SF
System Components
Stone Required 1,268 CY
Volume of Excavation
(not including fill)
1,619 CY
Total Non-Woven Geotextile
Required
2,705 SY
Woven Geotextile Required
(excluding Isolator Row)
32 SY
Woven Geotextile Required
(Isolator Row)
248 SY
Total Woven Geotextile Required 280 SY