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<br /> � 18" RISER FLOW DIAMETER
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<br /> TYPE 2 - 60" CATCH BASIN #1 TYPE 2 - 60" CATCH BASIN #2 TYPE 2 - 60" CATCH BASIN #3 36" CONNECTION PIPE OPEN TOP OVERFLOW � `�� �
<br /> WITH STANDARD LOCKING LID �'
<br /> WITH STANDARD LOCKING LID WITH STANDARD LOCKING I.ID IE 65.13 �, EL 68.21 ti �� �~ o
<br /> n n COVER SHALL BE STAMPED "DRAINAGE" �' , � ��� �' f��
<br /> COVER SHALL BE STAMPED "DRAINAGE" COVER SHALL BE STAMPED DRAINAGE , � z �
<br /> PER COE STD DWG 610 PER COE STD DWG 610 PER COE STD DWG 610 -- RECTANGULAR NOTCH �, � �
<br /> B 2' SUMP 2' SUMP 4' SUMP a d; 0.90 HE�I HT (MEASURED � o '��� N� o
<br /> RESTRICTOR INSTALLATION a FROM TOP DOWN) w ��' ��� 4 4�� "
<br /> 36" REINFORCED CONCRETE PIPE C� 0.5� PER STD DWG 415 < �� �`s .
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<br /> IE = 65.65 IE = 65.39 � 10" PVC OUTLET z
<br /> IE = 65.16 ALUMINUM ROD LIFT HANDLE ASSEMBLY ` TO MANHOLE � 2� 1. CONSTRUCT PER COE STD DWG 415. �
<br /> PER COE STD DWG 416 2. INSTALL CATCH BASIN TOP, FRAME, GRATE AND
<br /> � SECTIONS SO THAT LIFT GATE IS VISIBLE THROUGH ° °O °O 0O
<br /> 51.00' 46.00' IE 65.16
<br /> 97.Q0 N OPENING AND STEPS CLEAR INLET AND RESTRICTOR cv o co cv
<br /> , ° UNIT. `V
<br /> PIPE SUPPORT (TYP) `V K' K' �
<br /> PER COE STD DWG 415 ° 3. COVER SHALL BE STAMPED "DRAINAGE" PER COE STD
<br /> STORMWATER DETENTION PIPE PROFILE VIEW � �
<br /> DWG 610.
<br /> SCALE: 1" = 10' ° N
<br /> 4. STEPS PER COE STD DWG 609.
<br /> RESTRICTOR PLATE WITH SHARP ` � �
<br /> C DRILLED ORIFICE 1.625"� a 5. SECURE RESTRICTOR TO CATCH BASIN WITH 8 GAUGE : �
<br /> a ; � 4 ' a a `a: ; ', ALUMINUM STRAPS AND BOLT TO CATCH BASIN WALL : w
<br /> ° � BOT 60.46' WITH STAINLESS STEEL ANCHOR BOLTS. ONE STRAP : � •�
<br /> ABOVE AND BELOW OUTLET REQUIRED, INTERMEDIATE � o �
<br /> STRAPS REQUIRED FOR RESTRICTOR RISERS GREATER ' � �
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<br /> THAN 12� ABOVE OUTLET. � N � w
<br /> FL4W CONTROL STRUCTURE DETAIL � � � �
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<br /> SCALE: 1" = 2' o z z v �
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<br /> ' 1. DETENTION STRUCTURE SHALL BE FABRICATED FROM ONE OF THE FOLLOWING: ' ~ � � � � � �
<br /> A. CORRUGATED ALUMINUM PIPE 12 GAGE iUfIN.
<br /> 'i B. t-#IGH DENSITY POtYETHYLENE PIPE� I � �
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<br /> � j 2. ANNUAL INSPECTIONS AND CLEAMNG REQfJiRED BY OWNER TO ENSURE PROPER OPERATION OF DETENTION SYSTEM. j > o � � � �
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<br /> p � 3. W = MAXiMUM WIDTH OF TRENCH FOR PIPEjVAULT PER MANUFACTURER INSTALLATION }NSTRUCTIONS. ', Q o � o � o o � -
<br /> o � 4. COMPACT IRl 8" IIFTS TO 90°o MAX (�ENSITY.
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<br /> a � 5. INLET AND OUTLET�'iPE INVERTS SHALL M,�TCH BOTTOM OF VAULT ELEVATION. '
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<br /> = I 6. OISTANCE BETWEEN ACCESS P01NTS SHALL NOT EXCEED 100'. PR�VI[3E ACCESS RISERS AS NEEDED BETWEEN TNE ' "
<br /> � -- IOCKING COVER SEE 2" MI(� DIA AIR VENT PiPE MANHOLES. ;
<br /> o f� STANDARD DRAWING 610 REQUIRED WHEN THERE IS NO ,
<br /> o ACCESS RlSER ON VAULT 7. TANKS LARGER THAN 48" !N DIAMETER MAY BE CONNECTED TO ADIOWING STRUCTURES WITH A SNORT LENGTH OF 48" I
<br /> � E ; / DIAMETER PIPE. PIPE SNALL BE OF THE SAME MATER{AL AS THE TANK. CONNECTING PIPE BANDS AND/OR COUP�INGS ;
<br /> o , � SHALL BE AS APPROVED BY THE CITY OF EVERETT.
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<br /> '� / �-FINISHED GRADE, SEE ;
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<br /> o ' r NORMAL WATER IEVEL 1 _ z� i ,��'�`�', !� ` µ;�� `' � ;' PER PLANS I � � ,.
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<br /> � G � � � � TYPE 2 - 72" CATCH BASIN �/
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<br /> �' w � �--- RESTRICTOR WITH 2' MIN CATCH PER % W
<br /> �� o � o INSTALLATION STANDARD DRAWING 404 , �
<br /> - � � :N w ' PER STANDARD ' '
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<br /> � o U � o DRAWWG 415 ELEVATION SECTION A-A
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<br /> � � � T V ; v��! CITY OF EVERETT : SHEET TITLE:
<br /> EVERE7T _ � ------_ _ _ _ ' ,.
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<br /> ��/ PUBLIC WORKS DEPARTMENT DETENTION
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<br /> � o �' � �o � � RYANSA55 jHEATHERGRIFFIN� ?AU� WiLHELM �''JRP _..._. I�}3/1 3/`2N V 1 7 � �
<br /> Q � � � a N � ,r�r�E ���, �,' P I P E P R O F I L E
<br /> �m� TYPICAL CLOSED 1
<br /> � - � � � � UNDERGROUND SERVICE ALERT
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<br /> 0 0 .3 0 �� ' ; UNDERGROUND DETENTiON i �
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<br /> \ � ` _4 o A�1$ � o ONE—CALL NUMBER
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<br /> - -—- --._..__-- --- ____. __ - _ _ _ _ --- _ .-----_-- -------_---- — ---- �.— _._ (U��)�2�-5 5 5 5 SHEET N0.
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<br /> U CITY OF EVERETT C 2 O I
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<br /> Q� a E CALL TWO BUSINESS DAYS
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<br /> R�VI E U l�E� F�R P E R�I T BEFORE YOU o��
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<br /> SECTION 29, TOWNSHIP 29 NORTH, RANGE 5 EAST, W.M. ��
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