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(T) SAFE DRAIN VAULT ELEVATION
C501-6V SCALE: NITS
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SAFE DRAIN VAULT PLAN
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TRAFFIC COLLAR
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PRECAST VAULT
1. VAULT IS TO BE AIRPLANE RATED PER LOADS ON
SHEEP C501-ID.
2. LID NEEDS TO BE AIRCRAFT RATED WITH LIFT ASSIST.
NEENAH FRAME AND GRATE ASSEMBLY R-3498-R2G5,
OR EQUIVALENT.
3. SHALLOW GROUND WATER (APPROX 4.5' OR
SHALLOWER PER GEOTECH REPORT).
4. VAULT SUPPORT SHALL BE PER STRUCTURAL SHEET
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SAFE DRAIN ISOLATION OPERATION
SAFE DRAIN VAULT ELEVATION
C501-6V SCALE: NITS
1. THE SAFE DRAIN CATCH BASIN AFT OF THE AIRCRAFT MAIN
GEAR H45 SURFACE GRADING DRAINING TO THE GRATE.
2. DURING THE SAFE DRAIN VALVE INSTALLATION, ENSURE THE
SAFE DRAIN CLOSING WHEEL IS ALIGNED DIRECTLY
UNDERNEATH A HOLE IN THE GRATE ABOVE. THE SAFE
DRAIN TOOL SHALL BE ABLE TO REACH THE CLOSING
WHEEL WHILE THE GRATE IS CLOSED.
3. THE SAFE DRAIN BUTTERFLY VALVE IS VISIBLE THROUGH
THE GRATE. IF THE BUTTERFLY VALVE DISC IS VERTICAL
THE VALVE IS OPEN. IF THE VALVE DISC IS HORIZONTAL
THE VALVE IS CLOSED.
4. THE SAFE DRAIN VALVE IS NORMALLY OPEN TO PASS
STORMWATER RUNOFF.
5. THE SAFE DRAIN VALVE MAY BE OPERATED BY OPENING
THE GRATE AND TURNING THE HAND WHEEL. ALTERNATIVELY
THE VALVE KEY CAN BE INSERTED THROUGH THE GRATE,
PLACED UPON THE VALVE NUT AND TURNED.
6. SPILL STORAGE CAPACITY WITHIN THE SAFE GRAIN IS
APPROXIMATELY 120 GALLONS.
7. DEFAULT POSITION: THE SAFE DRAIN VALVES LEFT OPEN
AND MANUALLY CLOSED IN THE EVENT OF A SPILL.
8. THE SAFE DRAIN CATCH BASIN IS NOT ELECTRONICALLY
MONITORED. IN THE EVENT OF A SPILL REPORT AS
REQUIRED AND HAVE THE SAFE DRAIN CATCH BASIN
EVACUATED OF ACCUMULATED CONTAMINANTS.
(2) TYPE 'SA' HINGES
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INSERT
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VALVE WHEEL
FLUSH MOUNT
VALVE AND FILTER
TD-1 SAFE DRAIN
BASIN
4 3/16°
L
1
(3) 7/8" DID. HOLE
FOR ADJUSTABIOTY
(TTP. 2 PLACES) I
U I FRAME AND u0 BOLTED
— w/ (2) 7/2' S.S. HEX. H0.
D CAP SCREW AND WASHER
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1 /2° [73mm] HIGH ENGRAVED LETTERS 'a 3/4"�
ON A FLAT AREA W/ NO PERMAGRIP —
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'30
35"
% 36°
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MOUNT VALVE AND FILTER
_... E DRAIN BASIN
L SAFE DRAIN BASINS SHALL BE SAFE DRAIN MODEL
TD-1 FITTED WITH FLUSH MOUNTED BUTTERFLY
VALVES AND INSTALLED PER THE CONTRACTORS
RECOMMENDATIONS.
2. VALVE GASKET MATERIAL SHALL BE ETHYLENE
PROPYLENE (EPDM) OR APPROVED EQUAL.
3. BASIN STEEL SHALL BE STAINLESS STEEL.
SAFE DRAIN BASIN DETAIL
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SAFETY
SPRING ASSIST PER NF-T994
(SHOWN IN WOUND POSITION)
ARM
J
(ENGAGED)
SPRING ASSIST PER NF-T994
STAINLESS STEEL 17-7
(SHOW IN UNWOUND POSITION)
(i) HOLD DOWN LATCH -DUCTILE IRON
SEE DRAWING NF-T960 FOR LATCH DETAILS
(1) HOLD DOWN LATCH RELEASE LEVER
(HIX. HD. DEEP SOCKET MELDED TO FREE OPEN AREA IS 3.0 SO. FT.
FAB. STEEL T-HANDLE PER NF-7966)
NOTE: CONFORMS TO MINIMUM 100,000-POUND LOADS PER FAA ADVISORY
CIRCULAR AC 150/5320-6D APPENDIX 3 ITEM 2.D.(1).
(ACTUAL PROOF LOAD IS 185,000-POUND ON A 9" % 9" CONTACT AREA.)
MEETS FASTENING REQUIREMENT PER FAA ADVISORY CIRCULAR AC 150/5370-10A
KITS INCLUDED IN THIS urvlT
�- COMPONENT N0.'S: FRAME 3498-2238, GRATE 3498-3136
1 X 81710 - SAFETY ARM MATERIAL: FRAME -CAST GRAY IRON ASTM A-48, CLASS 358
1 X 81990 -LATCH KIT 2 X 91556 -BOLTING KIT GRATE -CAST DUCTILE IRON ASTM A536, 55 + KSI.
1 X 81981 -SPRINGS KIT FINISH: NO PAINT PER FAA ADVISORY CIRCULAR AC 150/5370-10A
HEIGHT: FRAME 207C GRATE APPROX. 415$
SPRING ASSIST ASSEMBLY APPROX. 54W
PERMIT
DATE
ACCEPTABILITY
NEENAH FOUNDRY FRAME AND GRATE — R-3498—R2GS
� SAFE DRAIN, VAULT, AND GRATE DETAILS SCALE: Nrs R-4177055
C501-6A SCALE: NTS IN COMPLIANCE WITH CITY OF RENTON STANDARDS
WSP US4AC
1 3voi w+A.reme w,m C501-6B
CALL 48 HOURS wDRAWN DATE M300 C I V I L
fetlerel w.y, wA seoou5m C501-6C
BEFORE YOU DIG TEL: fzo57 <Bl-znao
1-800-424-5555 FAX: (za5)4az-zzso
SYM RENSION BY APPROVED DALE SVM REVISION BY APPROVED M1E SUBIIRE CURREM RMSION SVMBOI
JDM 07 09 21 STORM DETAILS ctEim42 OR�'i 07/09/21
ORIG APRON R - CENTRAL C780242 WSP SPT 07/09/21 �¢N ?T THIS DESIGN AND/OR H K
W SPECIFICATION IS APPROVED SPT 07 09 21 Sr EET
LBOE//V6®
APPROVED BY DEPT. DATE JDM 07 09 21 APRON R °ENTRAL
CHECKED C501-6V C55
Coa APPROVED RENTON SITE 'OR NO,
ct eoz42 COMP ND.
NA` APPROVED DWG N0.
�\� CIVIL MASTER `, II RENTON, WA RTN-YD-0501-6V