HomeMy WebLinkAboutC7.50_Drainage & Utility Plan Details CLM
TOP OF BASIN ELEVATION PER PLANS TRAFFIC-RATED AND Q
ADA-COMPLIANT GRATED LID
CURB AND SIDEWALK PER PLANS HYDROSEED IN EXPOSED AREAS W Z O
BASIN SLOPES 4:1 MAX(TYP) p pm
FINISH GRADE INFILTRATION BASIN PER PLANS BASIN SLOPES J 44
WATER SURFACE LEVEL
(6) - 18"x 24" KNOCKOUT PANELS TOP OF BASIN 4:1 MAX(TYP)
(2X) 1 EACH SIDE 0.5'FREEBOARD GRADE TO DRAIN INLET LOCATION PER PLAN.
PERVIOUS AREA-WIDTH PER PLANS
(4x) 2 EACH SIDE mow* �' �/ BASIN BOTTOM LEVEL
/ / / - /�\ \ REFER TO DRAINAGE PLAN
SEE NOTE 1
8'-10-1/2" - - - - - - - (1) -8 0 PVC THRU BAFFLE WALL
___ _ / \\ \\ �\\�\\� _ _ _ _ -, kir, \\� (1) -24"(0 HOLE THRU FOR MANHOLE FOR ACCESS. INSTALL STAINLESS
\/ \ - - - - - _ __ ______ / /\� ACCESS. SEE NOTES 1 AND 2 PLAN STEEL MECHANICAL PLUG.
NOTES: /\�\\\ \/ \\ _� �_� �_� �_� �_� _ / BOTTOM OF BASIN
�/ \ / III-III-III-III-III-III- /
1. ALL HOLES FOR INLET/OUTLET PIPES SHALL BE CORE AMENDED NATIVE MATERIAL WITH
DRILLED. PROVIDE A FLEXIBLE MANHOLE VEGETATION PER ACHD BMP 10. i\\\
N
CONNECTOR (KOR-N-SEAL OR APPROVED ;,foi
INFILTRATION WINDOW PER PLANSA A SUBSTITUTION).2. PROVIDE STANDARD MANHOLE FRAME COVER AND \\ #
To
r RISER PER ISPWC SD-617. CONSTRUCT CONCRETE � \/ \\/\� / / / NATIVE FREE DRAINING MATERIAL 0 0
COLLAR PER ISPWC SD-616. i\/ /'/ / LU
/�\/ /�/�\ \ M +I AMENDED NATIVE MATERIAL WITH
3. COORDINATE WITH SITE GRADING AND DRAINAGE /\/�\\\ \� \\\\\/ ��/i\\i\ SEASONAL HIGH GROUND WATER BOTTOM OF BASIN ELEVATION PER PLANS LID o it
\\� / � VEGETATION PER ACHD BMP 10. 8-IN PVC PIPE
PLAN FOR LOCATIONS OF GRATED INLETS. < z z
NOTES: x w m IE OUT PER PLANS
1. THE USE OF SILTY LOAM IS PROHIBITED FROM USE AS BASIN BOTTOM MATERIAL. o NATIVE FREE DRAINING MATERIAL
2. DO NOT COMPACT BASIN AREA WITH HEAVY EQUIPMENT. NOTES:
3. INFILTRATION WINDOW DIMENSIONS ARE DIFFERENT FOR EACH BASIN. SEE PLANS FOR NOTES: 1. INSTALL STANDARD MANHOLE FRAME, COVER
AND GRATED LID. CONSTRUCT CONCRETE SECTION pp (1) -8"0 PVC THRU BAFFLE WALL
SIZES AND LOCATIONS. 1. COMPACTION OF THE SWALE BASIN SHALL BE AVOIDED. IN FOR ACCESS. INSTALL STAINLESS
INLET SIZE AND LOCATION VARY. (2) 24"0 HOLE THRU FOR MANHOLE 4. EXTEND INFILTRATION WINDOW AT LEAST 1-FT INTO NATIVE FREE DRAINING MATERIAL. THE EVENT OF COMPACTION BY HEAVY EQUIPMENT,THE COLLAR PER ISPWC SD 616. STEEL MECHANICAL PLUG.
REFER TO DRAINAGE PLAN (TYP.ALL) ACCESS. SEE NOTES 2 AND 3 SWALE BASIN SHALL BE TILLED TO ALLOW INFILTRATION.
PLAN Infiltration Basin 3 Temporary AND Drainage Basin 4 Idaho Precast 350-Gal Sand & Grease Trap
ZScale: NTS Scale: NTS Scale: NTS
9
IE IN IE OUT
LD
PER PLANS PER PLANS
M
o BASIN SLOPES 4:1 MAX(TYP)
CD J
•• • OUTLET 50 ••
BAFFLE FINISH GRADE
.•
INLET "'
BAFFLE • ' �� % / 2 BASIN INFILTRATION
MEDIA: 12" DEPTH OF
• / / / / // �� ASTM C-33 FILTER SAND
• �\/ \/\\\ / /�\ PER ISPWC SECTION 801.
8'-10" LO
4-10 \��\�\ EXCAVATE 12 (MIN) INTO
SUMP ELEVATION PER PLANS \ o 0 0 / NATIVE SOIL. BACKFILL
WITH 6"-MINUS PITRUN
SECTION AA PROFILE /�/� /\j` PER ISPWC SECTION 801.
NATIVE FREE DRAINING
MATERIAL
1000 Gal. S/G Trap Per AND BMP 01 & ISPWC SD-624
Scale: NTS
NOTES:
1. THE USE OF SILTY LOAM IS PROHIBITED FROM USE AS BASIN BOTTOM MATERIAL.
2. DO NOT COMPACT BASIN AREA WITH HEAVY EQUIPMENT.
3. INFILTRATION WINDOW DIMENSIONS ARE DIFFERENT FOR EACH BASIN. SEE PLANS FOR
SIZES AND LOCATIONS.
Structure Table
Infiltration Swale
STRUCTURE NAME STRUCTURE DETAILS Scale: NTS
RIM: 2545.07
SGT 2.0 SUMP: 2541.32
INV OUT: 2543.32 (E)
RIM: 2549.38
SUMP: 2544.89
SGT 1.3 INV IN: 2546.22 (E) r
INV OUT: 2545.89 (W)
RIM: 2548.99 Ca
SDCB 1.3.1 SUMP: 2545.30
INV OUT: 2546.30 (W) Cc MIJ
RIM: 2548.88 MIJ
SDCB 1.3 SUMP: 2545.24
INV IN: 2546.24 (E) O
RIM: 2548.83
SGT 1.5 SUMP: 2544.43 cc
INV IN: 2545.76 (E)
INV OUT: 2545.43 (W)
RIM: 2548.83
SGT 1.4 SUMP: 2544.44
INV IN: 2545.77 (E) O
INV OUT: 2545.44 (W)
RIM: 2548.78 ■
SGT 1.6 SUMP: 2544.38
INV IN: 2545.71 E
( )
INV OUT: 2545.38 (W)
RIM: 2548.34 CA
� O
SDCB 1.5.1 SUMP: 2544.83
INV OUT: 2545.83 (W)
RIM: 2548.34 CO
SDCB 1.5 SUMP: 2544.78 mime cM M
INV IN: 2545.78 (E) O0
INV OUT: 2545.78 (W) M
RIM: 2548.34 Lo
SUMP: 2544.78 SDCB 1.4
Cc
INV OUT: 2545.78 (W)
RIM: 2548.34
Revisions
SDCB 1.4.1 SUMP: 2544.84
INV OUT: 2545.84 (W) 1. 5/30/25-CITY FP COMMENTS
RIM: 2548.29
SDCB 1.6.1 SUMP: 2544.78
INV OUT: 2545.78 (W)
RIM: 2548.29
SDCB 1.6 SUMP: 2544.72
INV IN: 2545.72 (E)
INV OUT: 2545.72 (W)
AL
568
J.^ 05/30/2025
3 V�
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Project No.: 123200
5
Date of Issuance: 4.15.2025
Project Milestone: Permit Set
Drainage & Utility Plan
Details
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