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CONTINUATIONS & CONNECTIONS
PIPING LINE SYMBOLS
PIPING CLASS SUMMARY
NOTE 1
0B
METALLIC PIPING CLASS
XYZC
0B
NOTES :
SUMMARY IS GIVEN FOR INFORMATION, FOR DETAILED INFORMATION PLEASE REFER TO SPECIFICATION FOR PIPING MATERIAL SERVICE CLASSES INDEX RLNG-000-PI-SP-1021.
FOR SERVICE SPECIALITIES, PLEASE REFER TO SPECIFICATION FOR PIPING MATERIAL SERVICE CLASSES INDEX RLNG-000-PI-SP-1021.
REFER TO HUMAN FACTOR ENGINEERING INTEGRATION PLAN RLNG-000-PM-PP-2502
C: SYMBOL USED FOR INTERMITTENTLY CRYOGENIC SERVICE
0B
Z: SERVICE SPECIFICITIES (NOTE 2)
Y: CLASS RATING :
0: 150# 1: 150# 2: 300# 3: 600# 4: 900#
X: MATERIAL GRADE :
A: GALVANISED CS, CS OR LTCS F: GALVANISED CS T: 304/304L SS N: 316/316L SS R: KILLED CS
HOLDS :
- DELETED.
0B
-CONTINUATION OF LINES AND SIGNALS:
FLUID OPC N°
PID NUMBER
FROM/TO EQUIPMENT N°
FLUID OPC N°
PID NUMBER
FROM/TO EQUIPMENT N°
FLUID 2092 OPC N°
PID NUMBER
FROM/TO EQUIPMENT N°
FLUID OPC N°
PID NUMBER
FROM/TO EQUIPMENT N°
OPC N° PID NO
0B
DRAWING CONTINUATION ARROW WITHIN UNIT
DRAWING CONTINUATION ARROW BETWEEN UNITS
BIDIRECTIONAL DRAWING CONTINUATION ARROW WITHIN UNIT
BIDIRECTIONAL DRAWING CONTINUATION ARROW BETWEEN UNITS
CONNECTING DRAWING IDENTIFICATION WHEN DETAILS ARE SHOWN IN SEPARATED SHEET
-LINK BETWEEN PROCESS AND UTILITY PID:
CONNECTOR DRAWN ON PROCESS SIDE:
OPC N°
PID NUMBER
FROM DESTINATION
TO USER
FROM USER
OR
OPC N°
PID NUMBER
TO DESTINATION
CONNECTOR DRAWN ON UTILITY SIDE:
OPC N°
PID NUMBER
FROM USER DESTINATION
TO USER
FROM USER
OR
OPC N°
PID NUMBER
TO USER DESTINATION
PID NUMBER (SIMPLIFIED NUMBERING)
UUU - XXXX
SEQUENTIAL NUMBER
UNIT NUMBER
XX
OPEN DRAIN
XX SERVICE ABBREVIATION
SCOPE OF RESPONSIBILITY
BATTERY LIMIT
SCOPE OF PACKAGED EQUIPMENT SUPPLIED BY VENDOR
VENDOR PACKAGE TIE-IN POINT
INTERFACE TIE-IN POINT
TP XX
TP XXX
AAA
BBB
RESPONSIBILITY BREAK OF DISCIPLINE
PIP : PIPING INST : INSTRUMENTATION EQP : EQUIPMENT
CHANGE OF ABOVE GROUND AND UNDER GROUND PIPING
AG
UG
SEGMENT BREAKS
MAIN PROCESS LINE
SECONDARY PROCESS LINE
LINE WITH HEAT TRACING
UNDERGROUND PIPING UG LINE
FLOW DIRECTION
FUTURE LINE/OPTIONAL SCOPE/POST TIE-IN SCOPE
CROSSING OF PIPES
JUNCTION OF PIPES
GAPS
MINIMUM DISTANCE FOR CONSTRUCTION
MAXIMUM DISTANCE FOR CONSTRUCTION
OPERATION VALVES SHALL BE LOCATED IN SIGHT OF FIELD GAUGES, OR FIELD INDICATORS SHALL BE READABLE FROM THE OPERATION VALVES.
XXXX MM MIN
MIN
OR
MAX
IN VIEW
TOP CONN SIDE CONN
OR
PIPES SHALL BE CONNECTED ON THE TOP OF THE MAIN PIPE ON HORIZONTAL RUNS, OR THE SIDE OF THE MAIN PIPE ON VERTICAL RUNS.
TWO PHASE FLOW
SLUG FLOW
TWO PHASE FLOW
SLUG FLOW
SYMBOL OF P&ID
GRAVITY FLOW
LAYOUT CORRESPONDING ARRANGEMENT
ELEVATIONS OF DOWNSTREAM PIPING NEVER EXCEED INLET ELEVATIONS, WHILE THE LINE MAY CONTAIN POCKETS.
UP FLOW
ELEVATIONS OF DOWNSTREAM PIPING EXCEED INLET ELEVATIONS WITHOUT ANY POCKETS.
NO
LINES SHALL NOT CONTAIN ANY HIGH AND / OR LOW POCKETS SO AS TO DRAIN IN ONE DIRECTION FROM THE HIGH POINT OF THE LINE.
NO LOW POCKET
LINES SHALL NOT CONTAIN ANY LOW POCKETS SO AS TO DRAIN CONTINUOUSLY IN BOTH DIRECTIONS FROM THE POINT OF THE LINE.
NO HIGH POCKET
LINES SHALL NOT CONTAIN ANY HIGH POCKETS TO PREVENT ACCUMULATION OF VAPORS OR GASES IN THE LINE.
PIPING CLASS
RATING
BASIC MATERIAL
CA
AG/UG
GALV CS
KILLED CS
LTCS
LTCS
KILLED CS
LTCS
KILLED CS
KILLED CS
KILLED CS
KILLED CS
KILLED CS
LTCS
KILLED CS
LTCS
LTCS
KILLED CS
LTCS
LTCS
LTCS
KILLED CS
LTCS
LTCS
KILLED CS
GALV CS
316/316L SS
316/316L SS
316/316L SS
316/316L SS
316/316L SS
316/316L SS
316/316L SS
316/316L SS
316/316L SS
316/316L SS
316/316L SS
316/316L SS
CPVC
CPVC
HDPE
HDPE
HDPE
HDPE
KILLED CS
304/304L SS
304/304L SS
304/304L SS
304/304L SS
304/304L SS
304/304L SS
304/304L SS
304/304L SS
304/304L SS
304/304L SS
304/304L SS
HDPE
CA=0 MM
CA=1.6 MM
CA=1.6 MM
CA=1.6 MM
CA=1.6 MM
CA=1.6 MM
CA=3.2 MM
CA=3.2 MM
CA=3.2 MM
CA=3.2 MM
CA=3.2 MM
CA=1.6 MM
CA=1.6 MM
CA=1.6 MM
CA=1.6 MM
CA=1.6 MM
CA=3.2 MM
CA=3.2 MM
CA=1.6 MM
CA=3.2 MM
CA=3.2 MM
CA=1.6 MM
CA=3.2 MM
CA=0 MM
CA=0 MM
CA=0 MM
CA=0 MM
CA=0 MM
CA=0 MM
CA=0 MM
CA=0 MM
CA=0 MM
CA=0 MM
CA=0 MM
CA=0 MM
CA=0 MM
CA=0 MM
CA=0 MM
CA=0 MM
CA=0 MM
CA=0 MM
CA=0 MM
CA=3.2 MM
CA=0 MM
CA=0 MM
CA=0 MM
CA=0 MM
CA=0 MM
CA=0 MM
CA=0 MM
CA=0 MM
CA=0 MM
CA=0 MM
CA=0 MM
CA=0 MM
A/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
U/G
A/G
A/G
A/G
A/G
A/G
U/G
A/G
U/G
U/G
U/G
U/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
A/G
U/G
150
150
150
150
150
150
150
150
150
150
150
300
300
300
300
600
600
600
600
600
900
900
900
150
150
150
150
150
150
150
150
150
150
600
600
900
150
150
150
150
150
150
600
150
150
150
150
150
150
300
600
600
900
900
150
A100
A101
A104
A106
A107
A109
A10A
A12A
A151
A15A
A15B
A205
A206
A207
A208
A300
A301
A302
A304
A30A
A401
A402
A40A
F10A
N090C
N093C
N09AC
N09BC
N102
N104
N105
N191C
N19AC
N390C
N39AC
N490C
P801
P802
P950
P951
P952
P953
R300
T090
T092
T093
T09A
T191
T19A
T20A
T390
T39A
T490
T49A
W15A
0B
LINE BREAK SPECIFICATION
LINES SHALL BE SELF DRAINING IN THE DESIGNATED DIRECTION WITH NO LIQUID POCKETS IN THE LINE.
NON-METALLIC PIPING CLASS
XXYY
YY: SERVICE SPECIFICITIES (NOTE 2)
XX: MATERIAL GRADE :
0B
P8: CPVC P9: HDPE W: HDPE
ABBREVIATIONS
0B
CA: CPVC: CS: HDPE: LTCS: GRE: GRP:
CORROSION ALLOWANCE CHLORINATED POLYVINYL CHLORIDE CARBON STEEL HIGH DENSITY POLYETHYLENE LOW TEMPERATURE CARBON STEEL GLASS-FIBER REINFORCED EPOXY GLASS-FIBER REINFORCED PLASTIC
0B
1:XXX
0B
0B
ELEVATION CHANGES SHALL BE CONTINUOUSLY DOWNWARD WITH A SPECIFIC SLOPE REQUIREMENT (E.G. 1:250) FOR A HORIZONTAL LINE. LINES SHALL NOT CONTAINS POCKETS.
0B
1:500 FOR FLARE MAIN HEADER 1:200 FOR FLARE SUB-HEADER 1:500 FOR COLD CLOSED DRAIN HEADER
VALVES CATEGORY
NOTE 3
C1
CATEGORY 1 : ACCESS AT DECK LEVEL OR PLATFORM BY STAIRS (PREFERABLY)
NO INDICATION SHOWN
CATEGORY 2 (BY DEFAULT) ACCESS AT DECK LEVEL OR PLATFORM BY LADDERS (PREFERABLY)
0B
GENERAL
C3
CATEGORY 3 : ACCESS BY TEMPORARY MEANS MAYBE ACCEPTABLE
AAAAA
AAAAA
PIPING CLASS BREAK SPECIFICATION
INSULATION BREAK SPECIFICATION
VENDOR BREAK SPECIFICATION
LINES BREAKS DEFINITION
A
A
A
1
B
B
A
2
LINE NUMBER CHANGE AT TRIANGLE POINT
3
4
NOTE X
HOLD X
X
5
ITEM ON NOTES X : NOTE NUMBER
ITEM ON HOLDS X : HOLD NUMBER
REVISION CLOUD MARK
REVISION TRIANGLE X = REVISION NUMBER
6
7
8
9
10
11
12
13
14
15
0B
0A
0
12-Feb-2025
25-Oct-2024
05-Jul-2024
REV
DATE
SCALE:
DRAWN:
IFD - Issued for Design
VCH
AK/SB/JGO
ADE
IFH - ISSUED FOR HAZOP
VCH
AK/SB/JGO
ADE
ICR - ISSUED FOR CLIENT REVIEW
VCH
AK/SB/JGO
ADE
DESCRIPTION
CHKD:
DRAWN
CHKD
APPRD
APPRD:
NONE
VCH
AK/SB/JGO
ADE
H
CONTRACTOR
PROJECT TITLE
RUWAIS LNG PROJECT
DRAWING TITLE
PIPING & INSTRUMENTATION DIAGRAM UNIT 000 General GENERAL SYMBOLS
UNIT:
000 CONTR. PROJ. No.
PLANT:
RUWAIS
215122C
DOC. CLASS:
1.5 CONT. DWG. No.:
DOC. CAT:
2
215122C-000-PID-0090-0001
ADNOC GAS AGREEMENT No.
4700022871
OC DWG. No.:
ADNOC GAS PROJ. No.
22-146
ADNOC GAS DWG. No. RLNG-000-PR-PID-0001
SHEET REV. 0B 01/01 SHEET SIZE : A1
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C
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C
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2 2 N O C
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O N T N E M E E R G A
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Y T R A P D R H T Y N A O T T N E M U C O D S H T F O E R U S O L C S D Y N A
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Project: Q-32859 - NMDC - Ruwais Folder: RFQ Files