7-12-0011 Rev 5
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7/17/2019 7-12-0011 Rev 5 http://slidepdf.com/reader/full/7-12-0011-rev-5 1/1 TOP OF DEMISTER • 6 ; 9 ■ VAtt; ■ •:• • •:• • • •:• •:• •:• UM DETAIL X POREL DNN AKM VC 11.09.2006 REAFFIRMED AND REISSUED AS STANDARD Rev. No. Date Purpose Prepared Checked by by Stds. Committee Stds. Bureau Convenor Chairman Approved by 5 30.06.2011 REAFFIRMED AND REISSUED AS STANDARD POREL AKM/SC DM ` 20 0 r ENGINEERS UNTE A Govt. of India Undertaking) LADDER RUNGS FOR MANHOLE / DEMISTER STANDARD No. 7-12-0011 Rev. 5 Page 1 of 1 HORIZONTAL VESSEL V Z 7 CC TOP LADDER RUNGS EQUISPACED AT BOTH LEVELS O a cJ p ¢ < 2-NOS. FOR DIA. < 4 NOS. FOR 1000 6-NOS. FOR 2000 8-NOS. FOR DIA. > 1000. DIA. DIA. 3000 2000 3000 I W —I I— D V HANDGRIP 175 175 _ j 350+ MANHOL DIA. M NHOLE II DETAIL X DET IL X 175 175 200 160) ROD FOR C.S. AND LOW ALLOY STEEL NOTE-7) 2O R u HANDGRIP NOTES 1. ALL DIMENSIONS ARE IN mm UNLESS OTHERWISE STATED. A 2. VARIATION IN SPACING BETWEEN LADDER RUNGS IS PERMITTED IN CASE OF INTERFERENCE WITH SOME NOZZLE OR INTERNALS. HOWEVER THE SPACING OF RUNGS SHALL BE EQUAL. SQUARE RODS MAY BE USED FOR HANDGRIP / LADDER RUNGS. IF FABRICATED FROM PLATE THE EDGES ARE TO BE ROUNDED OFF. MATERIAL SHALL BE AS PER ENGINEERING DRAWING. ALL FILLET WELDS SHALL BE 6 mm MINIMUM. ORIENTATION OF LADDER RUNGS SHALL BE SAME AS OF MANHOLE. 7. DIMENSIONS SHOWN IN BRACKETS ARE FOR STAINLESS STEEL MATERIAL. VERTICAL VESSEL r Format No. 8-00-0001-F4 Rev.0 Copyright EIL - All rights reserved
description
Ladder rungs for manhole / demister.
Transcript of 7-12-0011 Rev 5
7/17/2019 7-12-0011 Rev 5
http://slidepdf.com/reader/full/7-12-0011-rev-5 1/1
T O P O F D E M I S T E R
• 6 ; 9 ■ V A t t ; ■ • : • • • : • • • • : • • : • • : •
UM
D E T A IL X
P O R E L
D N N
A K M
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R E A F F I R M E D A N D R E I S S U E D A S S T A N D A R D
R e v .
N o .
D ate P urpo se
Prepared
Che cke d
by
by
Stds. Committee
Std s . Bu re au
Convenor
Chairman
Approv ed by
5
3 0 . 0 6 . 2 0 1 1
R E A F F I R M E D A N D R E I S S U E D A S S T A N D A R D
P O R E L
A K M / S C
D M
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20 0
r
ENGINEERS
UNTE
A Govt. of India Undertaking)
L A D D E R R U N G S F O R
M A N H O L E / D E M IS T E R
S T A N D A R D N o .
7-12-0011 R ev. 5
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H O R I ZO N T A L V E S S E L
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TO P LAD D ER R U N G S EQ U I SP AC ED AT BO TH LEVELS
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R O D F O R
C .S . A N D L O W A L L O Y
S T E E L N O T E - 7 )
2O R
u
H A N D G R I P
N O T E S
1 . A L L D I M E N S I O N S A R E I N m m U N L E S S O T H E R W I S E S T A T E D .
A 2 . V A R I A T IO N I N S P A C I N G B E T W E E N L A D D E R R U N G S I S P E R M I T T E D
I N C A S E O F I N T E R F E R E N C E W I T H S O M E N O Z Z LE O R I N T E R N A L S .
H O W E V E R T H E S P A C I N G O F R U N G S S H A L L B E E Q U A L .
S Q U A R E R O D S M A Y B E U S E D F O R H A N D G R IP / L A D D E R R U N G S .
I F F A B R I CA T E D F R O M P L A T E T H E E D G E S A R E T O B E R O U N D E D O F F .
M A T E R I A L S H A L L B E A S P E R E N G I N E E R I N G D R A W I N G .
A L L F IL L E T W E L D S S H A L L B E 6 m m M I N IM U M .
O R I E N T A TIO N O F L A D D E R R U N G S S H A L L B E S A M E A S O F M A N H O L E .
7 . D I M E N S I O N S S H O W N I N B R A C K E T S A R E F O R S T A I N L E S S S T E E L M A T E R I A L .
V E R T I C A L VE S S E L
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Format No. 8-00-0001-F4 R ev.0
Copyright EIL - All rights reserved
