HomeMy WebLinkAboutC1.5 - CIVIL DRAINAGE DETAILS 30" TRAFFIC RATED CAST IRON CONCRETE FLOOR TO BE STAR LY
FRAME AND COVER POURED REINFORCED IN ACCORDANCE DETENTION SYSTEM OPERATION NOTES
INTO FLOOR (TYP OF 3) WITH TANK MANUFACTURER'S
REQUIREMENTS FOR TRAFFIC THE BLACK OLIVE BUILDING UTILIZES A STORM WATER 1970
RATING OVER TANK. DETENTION/IRRIGATION REUSE SYSTEM TO MITIGATE STORM WATER pp p n `e
a a % IMPACTS. 9'�f�ClflT�S
z a 1. THE STORM WATER DETENTION SYSTEM IS DESIGNED TO
• • a� m a ,a <,, •a e: • � ,a �< WADTERE FOR ALANDOSCAPEEARRN GA SYSTEM
AS WELL AS PROVIDE STAHLY
FLEXIBLE BOND BREAKER
BETWEEN TANK RISER AND ° 2. ROOF DRAIN RUNOFF IS ROUTED DIRECTLY INTO THE DETENTION ENGINEERING
FLOOR (TYP ALL RISERS)—� 30" (TYP) SEPARATOROBEFOREN RUNOFF ENTERING IS ROUTED THEDETENTIIO�ANK.ND-OIL & ASSOCIATES
30" DIA RISER
(TYP OF 3) 2" SCH.40 VENT PIPE PROFESSIONAL
BACK TO BUILDING 3. THE SYSTEM WILL SATISFY BOTH IRRIGATION AND PEAK FLOW ENGINEERS$
(SEE MECHANICAL) REQUIREMENT BY UTILIZING CONTROLS WHICH WILL ACCOMPLISH THE
FOLLOWING: SURVEYORS
8' CIA 9000 GALLON .—seaeng.com
FIBERGLASS TANK a.DURING IRRIGATION SEASON, THE WATER WILL BE UTILIZED FOR
IRRIGATION TO ITS MAXIMUM POTENTIAL AND STORM WATER 404 W. BROADWAY
RELEASE TO THE MUNICIPAL STORM WATER SYSTEM MAY ONLY LEWISTOWN, MT 59457
10" INLET FROM DING OCCUR ON RARE OCCASION. Ph.—(406)535-8594
10" OUTLET TO STORM WITH BAFFLING TEE b.WHEN STORM WATER IS NOT AVAILABLE FOR IRRIGATION
DRAIN WITH BAFFLING TEE OVERFLOW WATER LEVEL DURING THE IRRIGATION SEASON, MEANING THE TANK IS AT A 3530 CENTENNIAL DR.
MINIMUM LEVEL, CITY WATER WILL BE UTILIZED FOR LANDSCAPE HELENA, MT 59601
IRRIGATION. Phone:(406)442-8594
3" c.DURING TIMES WHEN IRRIGATION IS NOT REQUIRED THE Fax:(406)442-8557
DETENTION TANK WILL CAPTURE A PORTION OF THE BUILDING 851 BRIDGER DR. STE. 1
RUNOFF AND REDUCE PEAK FLOWS. RUNOFF IN EXCESS OF BOZEMAN, MT 59715
THE TANK VOLUME WILL EXIT THE TANK OVERFLOW TO THE phone:(406)522-9526
IRRIGATION PUMPING SYSTEM CITY STORM WATER SYSTEM. THE TANK IS SIZED TO LIMIT Fax:(406)522-9528
(SEE SEPARATE PLANS) OVERFLOW RATES TO EXISTING RUNOFF RATES. IN ORDER TO
EMPTY THE TANK IN PREPARATION FOR THE NEXT STORM
EVENT THE IRRIGATION PUMP CONTROLS WILL INCLUDE A
PROGRAM THAT DISCHARGES WATER AT APPROXIMATELY 3 TO ISSUE/REVISION
5 GPM INTO THE BUILDING STORM DRAIN OUTLET UNTIL WATER
6567 GALLONS OF ACTIVE IN THE TANK IS LOWERED TO THE LOW WATER LEVEL. THIS No. DATE BY
STORAGE BETWEEN LOW WATER WILL LOWER THE TANK LEVEL WITHIN 24 TO 36 HOURS AFTER 1 9-12-16 CDP
LEVEL AND OVERFLOW A STORM, AND THE DETENTION VOLUME WILL AGAIN BE
81 AVAILABLE TO REDUCE PEAK FLOWS. DESCRIPTION
DETENTION SYSTEM MAINTENANCE NOTES SD PLANS
THE STORM WATER DETENTION SYSTEM REQUIRES REGULAR No. DATE BY
LOW WATER LEVEL MAINTENANCE. THE FOLLOWING MAINTENANCE SCHEDULE IS 2 1 10-4-16 1 CDP
PROVIDED.
1,7
DESCRIPTION
1. (CONTINUOUSLY AS NEEDED) SYSTEM MONITORING AND
HOUSEKEEPING. SITE PLAN SUBMITTAL
24 BED AND BACKFILL TANK IN DURING IRRIGATION SEASON, CHECK THAT THE IRRIGATION
ACCORDANCE WITH MANUFACTURER PUMPING SYSTEM IS OPERATING CORRECTLY. No. DATE BY
RECOMMENDATIONS TO ACHIEVE • DURING REMAINDER OF THE YEAR, CHECK THAT TANK IS BEING 3 11-30-16 CDP
TRAFFIC LOADING ON THE CONCRETE MAINTAINED AT LOW WATER LEVEL. DESCRIPTION
0o FLOOR OVER THE TANK. • INSPECT/CLEAN ROOF AND FLOOR DRAINS TO REMOVE DEBRIS.
• CLEAN IRRIGATION FILTERS AS NEEDED.
SITE PLAN
2. (ANNUAL MAINTENANCE -FALL) No. DATE BY
I 9000-GALLON STORM WATER DETENTION TANK ADJUST PUMP PROGRAM FROM IRRIGATION MODE TO WINTER 4
PUMP DOWN MODE. DESCRIPTION
• BLOW OUT IRRIGATION SYSTEM OUTSIDE OF BUILDING.
ro • CLEAN/CHANGE IRRIGATION FILTERS.
• INSPECT DETENTION TANK AND REMOVE SEDIMENT.
• INSPECT SAND-OIL SEPARATOR AND REMOVE SEDIMENT.
REPLACE OIL ABSORBENT MEDIA. No. DATE BY
3. (3-5 YEAR MAINTENANCE) 5
IFCO # 772 CAST IRON COMPLETELY PUMP OUT SAND-OIL SEPARATOR AND DETENTION DESCRIPTION
FRAME AND NON VENTED TANKS AND REMOVE ANY SEDIMENT.
COVER WITH POCKET HANDLES
o L 8,-6,. _
a
o T CONCRETE RISERS FLOOR DRAIN INLET. TO BE "�,O NTANGRADE •9xGr��
TO FINISHED GRADE CAST IRON WITH A REMOVABLE _ �J _
12"X12" GRATE, TRAFFIC �'ea %
RATED, WITH 6" PIPE OUTLET. ;CORDELL D. c
OOL
2'-4" Ll 3P;No.P1645PE;w=
CONNECT CASTING TO FLOOR
0 6" SCH.40 PVC PIPE IN PIPE COUTO PVC PLACE OIL ABSORBENT ADAPTORSDRAIN H FERNCO FLEXIBLE '�Fy+�ONA���Ca;
MEDIA BAGS IN OUTLET
o / 0 SIDE OF SEPARATOR
d
a (z) za" AccEss 6" scH:4o 2-4 FLOOR DRAIN DETAIL CIVIL DRAINAGE
OPENINGS TRANSFER PIPE DETAILS
i
_ PLACE TOP OF GRATE
JUST BELOW ADJACENT
FINISHED SIDEWALK GRADE
`o 8" DROP IN ROUND GRATE,
i 2" SCH.40 VENT PIPE 4-� 4'-4' NDS #20S FOR 6" PIPE WITH BLACK OLIVE
BACK TO BUILDING HEEL PROOF OPENINGS
TOP VIEW (SEE MECHANICAL)
6" SDR 35 PVC DRAIN PIPE, BLACK$OLIVE,LLC
1000 GALLON SAND-OIL SEPARATOR CONNECT TO BUILDING FLOOR
12" TYP. DRAIN PIPE
110 EAST OLIVE STREET
o NOTES • BOZEMAN,MONTANA 59715
1. SAND-OIL SEPARATOR TANK BE HS-20 TRAFFIC RATED. SIDEWALK DRAIN DETAIL
SIDE VIEW DESIGNED:CDP
2. SAND-OIL SEPARATOR TO RECEIVE ONLY FLOOR DRAIN WATER. DRAWN: JP
3. SEE MECHANICAL FOR BUILDING PIPING. 1000 GALLON SAND-OIL SEPARATOR CHECKED: CDP
o DATE: PROJECT DATE
o
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C 1.5