WIL Valve and Gate Seals Drawings (7-24-25).pdf
PDF 9 MB Posted
- Attached to
- Wilson Lock Valve and Gate Seals
- Solicitation number
- W912P525QA044
About this file
These technical drawings are detailed engineering specifications for seal modifications for the Tennessee Valley Authority's Main Lock Lower Gate and Upper Gate, Wilson Project. The documents provide comprehensive design details for water-tight rubber seals, including precise dimensional drawings, material specifications, and assembly instructions. Key technical requirements include using natural rubber or synthetic polyisoprene seals with specific material properties: minimum tensile strength of 2500 lb/in², elongation at break of 400%, and Shore Type A durometer hardness between 60-70. The rubber seals must maintain at least 80% of their original strength after accelerated aging testing, and must be certified by a rubber technologist documenting the material's actual properties and compounding details.
The drawings include multiple detailed views and cross-sections for lower and upper gate seal modifications, specifying mounting hardware (bolts, washers), drilling specifications, compression requirements, and installation guidelines. Each seal assembly involves complex curved and angled components designed to provide a precise, water-tight fit around gate structures. The technical specifications are extremely precise, with multiple reference drawings showing exact measurements, hole placements, material grades (primarily ASTM A36 steel), and detailed assembly instructions for field installation and fitting.
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Text version
OET CE
MOTE' $EAL IS SHOWN
BEFORE SEN.DING
/ICES)
SEAL CL,tMP BAN NOT $J-IDWN 1JM= l'-0"
-p
I
.,6" ,,r ..
z,•..-p•--" c.tS @ 1"'3
I R£0D AS SHOWN
/ REOD OPPH
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6'-QJ"
o!�
8 SPACES@'f";:6'-0" r"i"R
OET JE
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£ EXJSTIM6 W.E.a" Pt. Z 0� fsATE
ENO POST -
I\ W /0 SJt3/ WITH \ FLAN"£ PA RTIAJ.l Y
ReMovep f "SLOT (TYPB PlACE�l
/1/0'lE: SE.A/.. IS SHOWN BEFOlti: SENDJJ�& DET D2
SEAL Ci.AMP SA,f NOT SHOWN lj" ::.t'-0" f1MKl4-
<t. �" OJA HOLE Fo/1 MK 14 (HOLES IN SEAL OK ti.LEO SY FIELD)
G.f!INO TO lfJ,/J?E Eti6£
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LISE f f
' 00 >: �0(,�'' l'VAL L $TEE/.. TV8IN6
G2 • G2
NTS
SE AL a SEAL CLAMP BAR ASSEMBLY
I REOD AS SHOWN
I REODOPPli
G2 I
SPECIAL DRILL FOR RUBBER
FABRICATED BY F/Et..D
NTS
H2-H2
NTS
MK/O�___...
t: �• OJA HOLE, CS!< 2 ., k"DEEP FOK
----1 /IIIK 14 -------------------�----
·,t /;XtS"TJltlti WEB PL 2
OF 6-A7£ £ND POST
£2-£2 6" = l'-0"
DET J2
NTS
MK8
{SEENorE5)
F2--F2 s"=!'-o'
NOT£! ALLow,/;" SEAL COMPJtJ:S.$/dN OJI EACH SIOE ().F WES Pi..
FIELD - TO TKJM ANO FIT SE"Al AIVO
SEAL CLAMP BAR AROUND GATE
W�B Pl 2..
SEE i-.krre5 (H/J,rtJN6TO/J 2tJBBEICflO.
2'150 OJ!
£BUAL)
NOTE: FIELO TO TRIM
AND FIT/VIK lo
AROUND GATE
WEB PL Z.
OETAE
NTS
J
,-PL 2 UYP}
'c"� 4t• DU JWll>HOLE '
I.OCA7ED 4 DRILlED BY F/EL1J /9":!
SEAL FRAME EXE VS/ON
MK 7
I REOD AS SHOWN
IREQD OPPH
3"z,1'-o"
MATERIAL LIST
MK 5 THROUGH MK II DETAILED ON THIS DRAWING.
MK/2--5/8,..0IA X 3-1/2.LONG HEXH£AD80LT,ll/llC
THO, ASTM /93 GRADE 86 Oi1 B6X. WITH NUT
AND LOCKWASHER, ASTM 194 GRADE 6 OR 6F,
/?ORE(){)
MK 13----·-5/B nDIA X 3-l/2"LONG HEX HEAD BOLT. It/NC THO, ASTM /93 GRADE B6 OR B6X • WffH JR.ff AND HEAVY Dl/TY FLAT WASHER I A$TM JH
GRADES OR_6F, 2REQD
MK/4--�/8"0/A X 3-l/2"LONG SLOTTED FLATHEAD MACHINE SCREW, IUNC TND, A$Tftl lS3 GRADE 86 08. 86X, WITH Nl/T ANDLOCKWASHER • ASiM
194 GRAOE 6 OR 6F. 6 REQD
MK 15 THROUGH MK 19 NOT USED.
NOTES,
/. FOR GENERAL NOTES SEE":.H£E! /.
2. ALL STEEL SHOWN ON THIS DRAWl/t!G IS ASTM A36
UNLESS OTHERWISE NOTED.
3. CONTRACTOR TO PROVIDE RUBBER CEMENT FoR SEAi.
SPUCES.
4. CEMENT ALL SLOT EDGES TOGETHER WHEN THE
CURVED SECTION OF SEAL IS INSTALLED ON THE GATE.
5. SEALS SHALL BE OF NATURAL RUBBER OR SYNTHETIC
POLY/SOPRENE OR A BLEND OF BOTH AND HAVE THE
FOLLOW/NG PROPERTIES USING FEDERAL TEST METHO[)
STANDARD· 60/:
TENSILE STRF.NGTH- 2500 LB/IN.z (MIN)
ELONGATION AT BREAK-400" (MIN}
DUROMFtER HAFiDl.'ESS � SHORE TYPE A- 60 10 70
AFTER SAMPLES CUT FROM RUBBER STOCK TO BE USED
HAVE BEEN SUBJECTED TO AN ACCELERATED AGl.'VG TEST INAJR,FOR4B·HOI.IRS AT 70° C ANO 300LB/IN z . THE TENSILE STRENGTH SHALi. BE NOT LESS THAN 80" OF
THE 08{GINAL VALUE. THE MATERIAL SHALL 8£ CERTIFIED
BY A RUBBER TECHNOLOGIST OF THE RUBBER SEAL
MANUFACTURER GIVING·TH£ ACTUAL MATERIAL
PROPERTIES OF SAMPLES OF THE RUBBER STOCK USED.
THE MAJOR MATERIALS FROM WHICH 1HE RUBBER
SEALS ARE COMPOUNDED SHALL ALSO BE GNEN.
MIUERIAL: SHA!L BE CLASSIFIED IN ACCORDANCE
WITH ASTM D 2000.
6'. AMPLE • WATER LUBRICATION FOR SPECIAL DRILL
MUST BE F!lOV/OEO.
7. CURVED SECTION OF SEAL SUPPORT WELDMENT CAN
8£ MADE FROM PLATES.
8. 24'�0"SEAL SUPPORT SECTION CAN BE PROVIDED
IN TWO APPROXIMATELY EQUAL LENGTHS.
SCALE:··,,l,,. l'-0"
MAIN LOCK
LOWER GATE
SEAL MODIFICATIONS
DETAILS
EXCEPT AS- NOTED
WILSON PROJECT
TENNESSEE VALLEY AUTHORITY
| 10 - WIL - Valve and Gate Seals (7-11-25) - Drawings.pdf |
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