|
Δ=89°56'40"
<br />R=25.00'
<br />L=39.24'
<br />Δ=43°56'16"
<br />R=24.50'
<br />L=18.79'
<br />36
<br />36
<br />36
<br />36
<br />36
<br />36
<br />36
<br />36
<br />35
<br />35
<br />34
<br />SDSDSDSDSDSDSDSDSDSD
<br />SD
<br />SD
<br />SD
<br />SD
<br />SD
<br />SD SD SD SD SD SD SD SD SD
<br />SD
<br />SD
<br />SD
<br />SD SD SD SD SD SD SD SD SD SD
<br />SD
<br />SD
<br />SD
<br />SD
<br />SD
<br />SD
<br />SDSDSD
<br />SD
<br />SD
<br />SD
<br />SD
<br />SD
<br />SD
<br />SD
<br />SD
<br />SD
<br />SD
<br />P.M.B. 121/14-15
<br />PARCEL 3
<br />LO
<br />T
<br />
<br />1
<br />TR
<br />A
<br />C
<br />T
<br />
<br />N
<br />O
<br />.
<br />
<br />1
<br />1
<br />4
<br />2
<br />1
<br />M.
<br />M
<br />.
<br />
<br />5
<br />0
<br />5
<br />/
<br />2
<br />0
<br />-
<br />2
<br />2
<br />P.M.B. 121/14-15
<br />PARCEL 3
<br />LOT
<br />
<br />C
<br />TRA
<br />C
<br />T
<br />
<br />N
<br />O
<br />.
<br />
<br />1
<br />1
<br />4
<br />2
<br />1
<br />GR
<br />E
<br />E
<br />N
<br />V
<br />I
<br />L
<br />L
<br />E
<br />
<br />B
<br />A
<br />N
<br />N
<br />I
<br />N
<br />G
<br />
<br />C
<br />H
<br />A
<br />N
<br />N
<br />E
<br />L
<br />N13
<br />N13
<br />//
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />////////////////////////////////////////////////////////
<br />//
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />//
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />/
<br />//
<br />/
<br />/
<br />/
<br />//
<br />/
<br />S2A
<br />1.76
<br />S1A
<br />0.87
<br />S1B
<br />0.83
<br />S2B
<br />0.36
<br />S1C
<br />1.15
<br />E1A
<br />0.64
<br />E1B
<br />1.25
<br />E1C
<br />1.37
<br />S1B
<br />0.83
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />BIO-1 W3B
<br />BIO-1 W1F
<br />SU
<br />S
<br />A
<br />N
<br />
<br />S
<br />T
<br />R
<br />E
<br />E
<br />T
<br />
<br />P
<br />U
<br />B
<br />L
<br />I
<br />C
<br />S1
<br />S4
<br />S4
<br />N15
<br />N15
<br />SU
<br />S
<br />A
<br />N
<br />
<br />S
<br />T
<br />R
<br />E
<br />E
<br />T
<br />
<br />P
<br />U
<br />B
<br />L
<br />I
<br />C
<br />LAKE CENTER DR - PRIVATE
<br />LAK
<br />E
<br />
<br />C
<br />E
<br />N
<br />T
<br />E
<br />R
<br />
<br />D
<br />R
<br />
<br />-
<br />
<br />P
<br />R
<br />I
<br />V
<br />A
<br />T
<br />E
<br />S6
<br />S6
<br />N15
<br />N15
<br />N15
<br />N15
<br />N15
<br />N15 N15
<br />N15
<br />N15
<br />S3 S3
<br />S3
<br />S3
<br />BIO-1 S1E
<br />BIO-1 S2A BIO-1 S2A BIO-1 S2A
<br />BIO-1 S1D
<br />BIO-1 S1A
<br />BIO-1 S1B
<br />BIO-1 S1B
<br />BIO-1 S2B
<br />BIO-1 S1C
<br />BIO-1 E1A BIO-1 E1A BIO-1 E1B BIO-1 E1B
<br />BIO-1 E1D
<br />BIO-1 E1C
<br />DRAINAGE OUTLET
<br />LOCATION/CONNECTION -
<br />STORM DRAIN CONNECTION
<br />TO EXISTING 39" RCP LINE
<br />DRAINAGE OUTLET
<br />LOCATION/CONNECTION -
<br />OVER FLOW RELIEF TO
<br />EXISTING SUSAN GUTTER
<br />S4
<br />S4 S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4 S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />S4
<br />BIO-1 E1D
<br />S4
<br />S4
<br />S4
<br />DRAINAGE OUTLET
<br />LOCATION/CONNECTION -
<br />STORM DRAIN CONNECTION
<br />TO EXISTING 39" RCP LINE
<br />TRUCK DOCK SUMP PUMP
<br />TRUCK DOCK SUMP PUMP
<br />S4
<br />/
<br />/
<br />/
<br />/
<br />E1D
<br />0.80
<br />S1D
<br />0.72
<br />S1E
<br />0.49
<br />BUILDING 2
<br />38.75 FF
<br />37.75 PAD
<br />BUILDING 3
<br />39.00 FF
<br />38.00 PAD
<br />PROPOSED 20'
<br />SD EASEMENT
<br />PROPOSED 20'
<br />SD EASEMENT
<br />PROPOSED 20'
<br />SD EASEMENT
<br />PROPOSED 20'
<br />SD EASEMENT
<br />EXISTING
<br /> SCE EASEMENT
<br />EXISTING
<br />PUBLIC UTILITY
<br />EASEMENT
<br />EXISTING SCE
<br />EASEMENT
<br />EXISTING SCE
<br />EASEMENT
<br />EXISTING SCE
<br />EASEMENT
<br />EXISTING SCE
<br />EASEMENT
<br />EXISTING SCE
<br />EASEMENT
<br />EXISTING SCE
<br />EASEMENT
<br />EXISTING
<br />INGRESS/EGRESS
<br />DRAINAGE
<br />EASMENT
<br />EXISTING
<br />INGRESS/EGRESS
<br />DRAINAGE
<br />EASMENT
<br />EXISTING
<br />INGRESS/EGRESS BLDG
<br />ENCROACHMENT
<br />EASMENTEXISTING
<br />INGRESS/EGRESS BLDG
<br />ENCROACHMENT
<br />EASMENT
<br />EXISTING
<br />INGRESS/EGRESS BLDG
<br />ENCROACHMENT
<br />EASMENT
<br />EXISTING PUBLIC
<br />UTILITY, SD,
<br />INGRESS/EGRESS FOR
<br />EMERGENCY VEH
<br />EASEMENT
<br />EXISTING PUBLIC
<br />UTILITY, SD,
<br />INGRESS/EGRESS FOR
<br />EMERGENCY VEH
<br />EASEMENT
<br />EXISTING PUBLIC
<br />UTILITY, SD,
<br />INGRESS/EGRESS FOR
<br />EMERGENCY VEH
<br />EASEMENT
<br />EXISTING PUBLIC UTILITY, SD,
<br />INGRESS/EGRESS FOR EMERGENCY VEH
<br />EASEMENT
<br />EXISTING PUBLIC
<br />UTILITY, SD,
<br />INGRESS/EGRESS FOR
<br />EMERGENCY VEH
<br />EASEMENT
<br />EXISTING PUBLIC
<br />UTILITY, SD,
<br />INGRESS/EGRESS FOR
<br />EMERGENCY VEH
<br />EASEMENT
<br />C-6.1
<br />BMP EXHIBIT
<br />WQMP PREPARER: MICHAEL INCLEDON
<br />PERMIT NUMBER: 50101492
<br />CITY PROJECT NUMBER: P0115296
<br />WDID: 8 30C405490
<br />PROJECT INFORMATION:
<br />SITE ADDRESS: 3120 LAKE CENTER DRIVE, SANTA ANA, CA 92704 (BUILDING 2)
<br /> 3100 LAKE CENTER DRIVE, SANTA ANA, CA 92704 (BUILDING 3)
<br />TRACT / LOT NUMBERS:TR11421 / A, 1, 2, 3, 4, 5, 34
<br />SITE CONSTRAINTS:SHALLOW GROUNDWATER DEPTH (~5-10'). SEE GEOTECHNICAL
<br />INVESTIGATION/REPORT
<br />LAND USE:SPECIAL DEVELOPMENT - INDUSTRIAL
<br />LAND COVER:ASPHALT, CONCRETE, LANDSCAPING (TREES, GRASS, BUSHES,
<br />ETC.)
<br />MAP LEGEND:
<br />DRAINAGE MANAGEMENT/ SUBAREA BOUNDARY
<br />EXISTING STORM DRAIN CONVEYANCE
<br />PROPOSED STORM DRAIN CONVEYANCE
<br />BMP UNDERDRAIN LINE
<br />ABANDONED OR DEMOLISHED STORM DRAIN CONVEYANCE
<br />FLOW PATH WITH DIRECTION - ONSITE SURFACE FLOW
<br />FLOW PATH WITH DIRECTION - OFFSITE SURFACE FLOW
<br />BMP AREA
<br />ROOF DRAIN LOCATION
<br />BMP AREA DESIGNATION
<br />AREA IN ACRES
<br />DRAINAGE AREA AND BMP STATISTICS
<br />DMA A (ac) IMP% DCA (SF)BMP A (SF) DCV (CF)BMP V (CF)LAT., LONG.
<br />S1A 0.87 90 1025 1169 513 585 33.6987933, -117.9135070
<br />S1B 0.83 85 927 927 463 464 33.6991420, -117.9129677
<br />S1C 1.15 85 1281 1293 640 647 33.6991615, -117.9121714
<br />S1D 0.72 94 871 872 435 436 33.6982755, -117.9135022
<br />S1E 0.49 85 541 590 271 295 33.6977506, -117.9133671
<br />S2A 1.76 94 2125 2131 1062 1066 33.6977533, -117.9126493
<br />S2B 0.36 86 405 405 202 203 33.6981417, -117.9118677
<br />E1A 0.64 92 758 767 379 384 33.6981289, -117.9113487
<br />E1B 1.25 91 1467 1469 734 735 33.6981341, -117.9105630
<br />E1C 1.37 73 1350 1381 675 691 33.6994957, -117.9112502
<br />E1D 0.80 84 877 882 439 441 33.6985160, -117.9102960
<br />S1 CATCH BASIN STENCILING
<br />S3 TRASH/WASTE STORAGE AREAS
<br />S4 EFFICIENT IRRIGATION SYSTEM AND LANDSCAPING
<br />S6 DOCK AREAS
<br />N13 HOUSEKEEPING OF LOADING DOCKS
<br />N15 STREET SWEEPING PRIVATE STREETS AND PARKING LOTS
<br />WQMP STRUCTURAL AND NON-STRUCTURAL
<br />SOURCE CONTROL BMPS
<br />1.PRIOR TO THE ISSUANCE OF THE GRADING PERMIT, THE APPROVED
<br />GRADING/UTILITY PLAN SHALL INCORPORATE ALL REQUIRED
<br />STRUCTURAL BMPS.
<br />2.THE WQMP SUPERSEDES THE PGP IN CASE OF DISCREPANCIES.
<br />ADDITIONAL NOTES
<br />N.T.S.TYPICAL BIORETENTION BMP DETAILS1
<br />NO:DATE:DESCRIPTION:
<br />JOB NO:
<br />DATE ISSUED:
<br />DRAWN BY:
<br />CHECK BY:
<br />SHEET NO:
<br />OWNER/ APPLICANT:
<br />CONSULTANT:
<br />PROFESSIONAL SEAL:
<br />K:
<br />\
<br />P
<br />R
<br />O
<br />J
<br />E
<br />C
<br />T
<br />S
<br />\
<br />5
<br />0
<br />3
<br />.
<br />0
<br />2
<br />7
<br />
<br />L
<br />A
<br />K
<br />E
<br />
<br />C
<br />E
<br />N
<br />T
<br />E
<br />R
<br />
<br />I
<br />N
<br />D
<br />U
<br />S
<br />T
<br />R
<br />I
<br />A
<br />L
<br />
<br />C
<br />O
<br />M
<br />P
<br />L
<br />E
<br />X
<br />\
<br />C
<br />A
<br />D
<br />\
<br />S
<br />H
<br />E
<br />E
<br />T
<br />S
<br />\
<br />B
<br />U
<br />I
<br />L
<br />D
<br />I
<br />N
<br />G
<br />
<br />2
<br />
<br />A
<br />N
<br />D
<br />
<br />3
<br />
<br />O
<br />N
<br />S
<br />I
<br />T
<br />E
<br />\
<br />C
<br />-
<br />6
<br />.
<br />1
<br />
<br />B
<br />M
<br />P
<br />
<br />E
<br />X
<br />H
<br />I
<br />B
<br />I
<br />T
<br />.
<br />D
<br />W
<br />G
<br />
<br />
<br />4/
<br />9
<br />/
<br />2
<br />0
<br />2
<br />5
<br />
<br />9
<br />:
<br />0
<br />3
<br />:
<br />3
<br />4
<br />
<br />P
<br />M
<br />a California general partnership
<br />3315 Fairview Road
<br />Costa Mesa, California 92626
<br />C.J.Segerstrom & Sons
<br />PROJECT TITLE
<br />SOUTH COAST
<br />TECHNOLOGY
<br />CENTER
<br />BUILDING #2 - 3120 Lake Center Drive
<br />BUILDING #3 - 3100 Lake Center Drive
<br />Santa Ana, California 92704
<br />APN: 414-272-09, 414-272-10
<br />Shell Building Only
<br />PLOT DATE:4/9/2025
<br />503.027
<br />MI
<br />JB
<br />9/06/2024
<br />N.T.S.
<br />LOCATION MAP
<br />SITE LOCATION
<br />BIO-1 BIORETENTION WITH UNDERDRAIN
<br />WQMP STORMWATER TREATMENT BMPS
<br />OVERALL SITE STATISTICS
<br />IMPERVIOUS AREA = 204,232 SF
<br />(EXCLUDING BUILDING AREA)
<br />PERVIOUS AREA = 58,064 SF
<br />BUILDING AREA = 183,872 SF
<br />TOTAL AREA = 446,168 SF / 10.24 AC
<br />DISTURBED AREA = 446,168 SF / 10.24 AC
<br />S1C
<br />1.15
<br />TABLE A
<br />DMA CURB OPENINGS
<br />S1A 5
<br />S1B 4
<br />S1C 4
<br />S1D 0
<br />S1E 4
<br />S2A 7
<br />S2B 2
<br />E1A 3
<br />E1B 5
<br />E1C 0
<br />E1D 4
<br />NOTE:
<br />CURB OPENINGS SHALL BE CONSTRUCTED
<br />SPACED EVENLY, IMMEDIATELY ADJACENT TO
<br />BMPS.
<br />//////////
<br />SHEET 19 OF 21
<br />1" = 40'
<br />18
<br />"
<br />UN
<br />L
<br />E
<br />S
<br />S
<br />OT
<br />H
<br />E
<br />R
<br />W
<br />I
<br />S
<br />E
<br />NO
<br />T
<br />E
<br />D
<br />24
<br />"
<br />6" PONDING
<br />LANDSCAPE PER
<br />LANDSCAPE PLAN
<br />30 MILS THICK
<br />GEOMEMBRANE LINER
<br />30 MILS THICK
<br />GEOMEMBRANE LINER
<br />NOTE:
<br />COMPACTED SOIL PER
<br />GEOTECHNICAL REPORT
<br />3:1 SLO
<br />P
<br />E
<br />8"
<br />
<br />E
<br />M
<br />B
<br />E
<br />D
<br />M
<br />E
<br />N
<br />T
<br />
<br />A
<br />T
<br />
<br />B
<br />M
<br />P
<br />4"
<br />MU
<br />L
<br />C
<br />H
<br />
<br />L
<br />A
<br />Y
<br />E
<br />R
<br />6"
<br />VARIES - WIDTH PER GRADING PLAN
<br />12"
<br />30 MILS THICK
<br />GEOMEMBRANE LINER
<br />3:1 SLO
<br />P
<br />E
<br />6" HDPE STORM
<br />DRAIN W/ PERFORATIONS.
<br />TOP OF PIPE ELEVATION TO
<br />NOT EXCEED THE TOP OF
<br />FILTER COURSE LAYER
<br />ELEVATION. INVERTS PER
<br />PLAN. SLOPE TO BE 0.5%,
<br />UNLESS OTHERWISE
<br />NOTED. TYP.
<br />WITH CATCH BASIN
<br />2:1 S
<br />L
<br />O
<br />P
<br />E
<br />
<br />M
<br />A
<br />X
<br />EXISTING BERM OR
<br />CURB AND PAVEMENT,
<br />OR PLANTING
<br />18
<br />"
<br />UN
<br />L
<br />E
<br />S
<br />S
<br />OT
<br />H
<br />E
<br />R
<br />W
<br />I
<br />S
<br />E
<br />NO
<br />T
<br />E
<br />D
<br />24
<br />"
<br />PLANTING MEDIA IN
<br />ACCORDANCE W/ TGD
<br />MISC-1 60-80% FINE SAND
<br />AND 20%-40% COMPOST
<br />6" PONDING
<br />6" HDPE STORM
<br />DRAIN W/ PERFORATIONS.
<br />TOP OF PIPE ELEVATION
<br />TO NOT EXCEED THE TOP
<br />OF FILTER COURSE LAYER
<br />ELEVATION. INVERTS PER
<br />PLAN. SLOPE TO BE 0.5%,
<br />UNLESS OTHERWISE
<br />NOTED. TYP.
<br />EXISTING SIDEWALK.
<br />SEE OFFSITE PLANS
<br />FOR NECESSARY
<br />MODIFICATIONS TO
<br />SUPPORT CULVERT
<br />CONSTRUCT.
<br />WITH SIDEWALK CULVERT - NO CULVERT EXTENSION
<br />30 MILS THICK
<br />GEOMEMBRANE LINER
<br />30 MILS THICK
<br />GEOMEMBRANE LINER
<br />EXISTING CURB AND
<br />GUTTER. SEE OFFSITE
<br />PLANS FOR NECESSARY
<br />MODIFICATIONS TO
<br />SUPPORT CULVERT
<br />CONSTRUCT.
<br />NOTE:
<br />COMPACTED SOIL PER
<br />GEOTECHNICAL REPORT
<br />3:1 SLO
<br />P
<br />E
<br />8"
<br />
<br />E
<br />M
<br />B
<br />E
<br />D
<br />M
<br />E
<br />N
<br />T
<br />
<br />A
<br />T
<br />
<br />B
<br />M
<br />P
<br />4"
<br />MU
<br />L
<br />C
<br />H
<br />
<br />L
<br />A
<br />Y
<br />E
<br />R
<br />6"
<br />VARIES - WIDTH PER GRADING PLAN
<br />12"
<br />30 MILS THICK
<br />GEOMEMBRANE LINER
<br />3:1 SLO
<br />P
<br />E
<br />CULVERT RELIEF FOR
<br />EXCESS DISCHARGE,
<br />SLOPE 2% MIN. SEE
<br />CITY OF SANTA ANA
<br />STD. PLAN NO. 318,
<br />PARKWAY CULVERT
<br />TYPE 'A'.
<br />3" MINUS
<br />CRUSHED
<br />ROCK LAYER
<br />6" HDPE STORM DRAIN
<br />PIPE CONTINUES AS
<br />SHOWN ON UTILITY PLANS
<br />(C-4.1A, C-4.1B, AND
<br />C-4.1C). INVERT PER PLAN
<br />C-4.1A, C-4.1B, AND C-4.1C.
<br />PROPOSED CURB/ CURB
<br />AND GUTTER (DETAIL 1,
<br />SHEET C-3.3) WITH 3'
<br />WIDE CURB OPENING
<br />(DETAIL 6, SHEET C-3.3).
<br />SEE TABLE A, HEREON.
<br />SEE DETAIL 9, SHEET
<br />C-3.3 FOR CURB
<br />DRAIN.
<br />LANDSCAPE PER
<br />LANDSCAPE PLAN
<br />GRAVEL LAYER-
<br />AASHTO NO.57
<br />AGGREGATE GRAVEL
<br />LAYER
<br />GRAVEL LAYER -
<br />AASHTO NO.57
<br />AGGREGATE GRAVEL
<br />LAYER
<br />PLANTING MEDIA IN
<br />ACCORDANCE W/ TGD
<br />MISC-1 60-80% FINE SAND
<br />AND 20%-40% COMPOST
<br />(TYP)
<br />CURB RETURN
<br />AT CURB CUTS
<br />CURB RETURN
<br />AT CURB CUTS
<br />3"
<br />3"
<br />3"
<br />3"
<br />3/8" PEA GRAVEL
<br />FILTER COURSE
<br />(TYP)
<br />3/8" PEA GRAVEL
<br />FILTER COURSE
<br />PROPOSED CURB/ CURB
<br />AND GUTTER (DETAIL 1,
<br />SHEET C-3.3) WITH 3'
<br />WIDE CURB OPENING
<br />(DETAIL 6, SHEET C-3.3).
<br />SEE TABLE A, HEREON.
<br />OVERFLOW CONDITION PER BMP
<br />CATCH BASIN CULVERT
<br />S1C S1A
<br />S2A S1B
<br />S2B S1D
<br />E1B S1E
<br />E1C
<br />E1D
<br />NOTE:
<br />DMA'S WITHOUT CURB OPENINGS HAVE THEIR
<br />TRIBUTARY AREA PIPED TO THE BMP.
<br />3" MINUS
<br />CRUSHED
<br />ROCK LAYER
<br />FG BOTTOM
<br />SEE C-3.1/C-3.2
<br />FG TOP
<br />SEE C-3.1/C-3.2
<br />FG BOTTOM
<br />SEE C-3.1/C-3.2
<br />FG TOP
<br />SEE C-3.1/C-3.2
<br />CATCH BASIN PER DETAIL 2, C-4.2.
<br />RIM TO MATCH FG TOP ELEVATION, SEE
<br />SHEET C-3.1 AND C-3.2 FOR MORE
<br />INFORMATION. INVERT TO MATCH OUTLET
<br />PIPE ELEVATION. BOTTOM OF CATCH BASIN
<br />CAN BE BELOW BMP BOTTOM ELEVATION.
<br />OUTLET STORM DRAIN PIPE.
<br />CONTINUES AS SHOWN ON C-4.1A,
<br />C-4.1B, AND C-4.1C. STORM DRAIN
<br />INVERT PER C-4.1A, C-4.1B, AND C-4.1C
<br />(MATCHES INVERT OF UNDERDRAIN
<br />ENTERING CATCH BASIN, UNLESS
<br />OTHERWISE NOTED).
<br />04/09/2025
<br />Behrooz Sarlak 4/22/2025
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