SPC-0804.02-99.90 Rev D3 BEDD

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PREPARED

BY NA PTT PUBLIC COMPANY LIMITEDCHECKED

BY ONSHORE COMPRESSOR STATION 4PROJECT

APPROVEDBY

CERTIFIED(PTT)

NA

REV.NO.

DATE REVISEDBY

APPROVEDBY

DESCRIPTION

D1 18-Feb-08 NA ISSUED FOR ITB

D2 16-Jul-08 NA REVISION ISSUED FOR ITB

D3 18-Aug-08 NA TO CORRECT DOCUMENT

SPECIFICATION FOR

BASIS ENGINEERING DESIGN DATA (BEDD)

SPC-0804.02-99.90 REV D3

TOTAL 24 PAGES

AREA CODE OF SITE LOCATION

GENERAL AREA: 010

.

PTT PLC. CONTRACT NO. PTT PLC. PROJECT NO.

0804.02

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PTT PUBLIC COMPANY LIMITED

ENGINEERING SPECIFICATION

SPC-0804.02-99.90

PAGE: 2 OF 23REV: D3

CONTENTS

SECTION

1.0 GENERAL .........................................................................................3

2.0 BASIC ENGINEERING DESIGN DATA ....................................................3

2.1 PROJECT DESCRIPTION .....................................................................3

2.2 APPLICABLE CODES, STANDARDS, GOVERNMENT ACTS, AND LOCALAUTHORITY REGULATIONS ................................................................3

2.3 CLIMATIC DATA ...............................................................................4

2.4 UTILITIES .........................................................................................5

2.5 HEAT EXCHANGERS........................................................................10

2.6 MECHANICAL EQUIPMENT ...............................................................10

2.7 CIVIL ENGINEERING .........................................................................10

2.8 PIPING ...........................................................................................13

2.9 INSTRUMENTATION.........................................................................14

2.10 ELECTRICAL ...................................................................................15

2.11 PROTECTIVE COVER........................................................................17

2.12 SAFETY FACILITIES .........................................................................18

APPENDIX A UNITS OF MEASUREMENT ......................................................20

APPENDIX B FUEL GAS ANALYSIS ..............................................................23

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1.0 GENERAL

The purpose of this standard is to provide the basis technical informationrequirements for engineering and design of the Onshore Compressor Station4.

The station will be erected adjacent to the LNG Terminal in the Map Ta PhutIndustrial estate in the Rayong province, approximately 200 km south-east

of Bangkok

2.0 BASIC ENGINEERING DESIGN DATA

2.1 Project Description

2.1.1 Client PTT PUBLIC COMPANY LIMITED

2.1.2 Station Name ONSHORE COMPRESSOR STATION 4

2.1.3 Plant Location MAP TA PHUT, RAYONG, THAILAND

2.1.4 The System of measurements shall be SI units to ISO 31 and ISO 1000 withImperial unit in bracket. For details see appendix A.

2.2 Applicable Codes, Standards, Government Acts, and Local Authority

Regulations

2.2.1 Deleted.

2.2.2 Government Acts, Regulations applying on general basis refer to SPC-0804.02-91.04 HSE Regulation.

2.2.3 Design and construction shall conform to the latest edition of the PTTspecifications, codes and/or regulations listed in ITB.

2.2.4 Code and Standard Precedence

Area of conflict between relevant specification, code and standard shall takethe following order of precedence or the most stringent one to determine theactual requirements.

a) PTT Engineering Specifications

b) Thai Standards and Statutory Regulations

c) US and International Codes and Standards

The information given in each of these standards shall be used inconjunction with all the other listed standards. Thai Standards and StatutoryRegulations shall apply if more onerous then the others.

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2.3 Climatic Data

2.3.1 Wind

Refer to SPC-0804.02-40.05 Wind and Earthquake loadingAnd for process design: 10 m/s

2.3.2 Ambient Temperature

Maximum recorded 45.0 C

Minimum recorded 11.0 CDesign Dry Bulb 43.0 C

Minimum design temperature 10.0 CDesign wet bulb (all applications) 28.5 CMean 28.2 CDaily Mean (Max.) 32.7 CDaily Mean (Min.) 24.8 C

2.3.3 Relative Humidity

Mean Maximum 95 %Mean Minimum. 51 %Extremes Minimum 17 %

2.3.4 Rainfall

Average annual 1401 mmMaximum recorded in 24 hours 193 mmDesign rainfall 104 mm/hour for 30 minutes for

drainage system

2.3.5 Snowfall NONE

2.3.6 Barometric Pressure

Design 1021 mbarMaximum 1021 mbarMinimum 1000 mbar

2.3.7 Solar Heat

Mid-day Solar heat flux, maximum 949 W/m2

2.3.8 Atmosphere

a) Extreme moisture (tropical climate) TROPICAL CLIMATE

b) Marine exposure (salt spray) MARINE ENVIRONMENT

c) Sand storms NONE

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2.3.9 Miscellaneous Site Data

a) Frost Level NONE

b) Thunderstorm Frequency SEASONAL (Daily May to Oct)

c) Sandstorm Frequency NONE

d) Temperature Inversion Occurrence DATA NOT AVAILABLE

2.3.10 Seismic design code

The zone of seismicity for the STATION is defined as ZONE 0 and is notsubject to seismic activity.

2.4 Utilities

2.4.1 LP Steam

Supply source: N/AUsers: N/A

Operating Conditions

Minimum Operating MaximumPressure, bar g. 2.5 4.0 4.5Temperature, C Saturated 160 170

Mechanical Design Conditions

Pressure, bar g. 9.0Temperature, C 260

2.4.2 Condensate

Condensate shall not be recovered.

2.4.3 Water

2.4.3.1 Raw water

Supply source: Third party supplierUser: Utility stations, Fire water system


Minimum Operating MaximumPressure, bar g. 4.0 6.0 7.3Temperature, C 25.0 28.0 30.0

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Pressure, Bar g. 12.2Temperature, C 55.0

Quality

pH 6.0-9.0Turbidity Max. 10.0 NTUElectric Conductivity Max. 136 microsiemens/cm

Total dissolved solids Max. 132 mg/lAlkalinity Alkalinity - Phenolphthalein 0 mg/l CaCO3 Alkalinity - Total 50 mg/l CaCO3Chloride max. 18 mg/l ClCalcium max. 20 mg/l CaMagnesium max. 1.5 mg/l MgHardness max. 56 mg/l CaCO3Organic-N max. 1.3 mg/l NAmmonia-N max. 0.4 mg/l NPhosphate max. 0.23 mg/l PSulfate max. 35 mg/l SO4

Nitrate max. 1.5 mg/l NO3Dissolved SiO2 max. 19.5 mg/lDissolved oxygen max. 8.6 mg/lBOD max. 4 mg/lIron Iron - Dissolved 0 mg/l Fe Total max. 0.6 mg/l Fe

Note: Contractor shall confirm the above parameters with the supplier.

2.4.3.2 Demineralised water

Supply source: N/AUser: N/A


Minimum Operating MaximumPressure, bar g. 3.0 4.0 5.0Temperature, C 25 28 30


Pressure, bar g. 8.3

Temperature, C 55

Quality

Conductivity at 25 C max. 10 s/cm

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Sodium max. 3 ppm wt. Na+Potassium max. 3 ppm wt. K+

Dissolved Iron max. 5 ppm wt. Fe+Silicon max. 5 ppm wt. SiDissolved 02 max. 0.1 mg/lSilica max. 5 ppm wt.Total Hardness max. 50 pm wt. Ca2+Suspended Solids max. 100 ppm wt. (Note)Oily matter nil

Note:- 35 ppm wt. In range of 5 to 10 micronmeters, reminder below5 micrometers

2.4.3.3 Potable water

Source: Third party supplierUser: Safety shower and Sanitary in buildings

Operating Condition

Minimum Operating MaximumPressure, bar g 1.0 3.75 4.75Temperature, C 25 28 30.0


Pressure, bar g. 5.6Temperature C 55

Note. The Contractor shall confirm the above parameters with thesupplier.

2.4.3.4 Deleted

2.4.3.5 Fire Water

Supply source : Raw water supplied by Third party supplier: Sea water (Back up) supplied by Third party supplier


Minimum Operating MaximumPressure, bar g. 7.0 11.5 14Temperature C 35


Pressure. bar g. 16.0Temperature, C 60.0

2.4.4 Air

2.4.4.1 Utility Air

Supply source: OCS4 Instrument Air Package

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Users: Distribution to utility stations


Minimum Operating MaximumPressure, bar g 6.0 7.6 8.8Temperature C 50 52 52Dew Point C Uncontrolled

Oil FreeMechanical Design Conditions

Pressure bar g. 10.0Temperature C 77

2.4.4.2 Instrument Air

Supply source: OCS4 Instrument Air PackageUsers: Distribution to instrument air user


Minimum Operating Maximum

Pressure, bar g 6.0 7.6 7.6Temperature, C 50 52 52Dew Point Less than 5oC @ 8.3 barg

Less than 0oC @ atmOil free


Pressure bar g. 10.0Temperature C 77

2.4.5 Nitrogen

Supply source: OCS4 Nitrogen Package.Users: Utility stations, dry gas seals and various users


Minimum Operating MaximumPressure, bar g. Note 1 Note 1 Note 1Temperature, C 7.0 28.5 50.0Purity Less than 1000 ppm O2


Pressure, bar g. 9.0Temperature, C 75.0

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Note 1. To be specified by contractor. The contractor shall ensure that

the Vendor provides the nitrogen with pressure and temperature meetthe requirement of compressor vendor.

2.4.6 Fuel

2.4.6.1 MP fuel gas

Supply source: Upstream of SDV 101 and S-101 A/B/C commonoutlet header.


Minimum Operating MaximumPressure, bar g. 30 34.5 42Temperature C -10 Between min

and max30


Pressure, bar g. 51Temperature C 55

2.4.6.2 LP fuel gas

Supply source: Let down from MP fuel gasUser: Flare purge/pilot.


Minimum Operating MaximumPressure, bar g. 0.5-1Temperature, C 22


Pressure, bar g. 7Temperature, C 150

2.4.6.3 Fuel gas characteristics analysis is shown on appendix B.

2.4.8 Pressure Vessels and Tankage

Welded Unfired Pressure Vessels

a) Engineering Specification SPC-0804.02-20.01 Vessel Standardshall be applied for Pressure Vessel Design.

b) Engineering Specification SPC-0804.02-20.02 Quality requirementfor Pressure Vessel shall be applied for Pressure VesselFabrication.

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2.4.9 Tankage

2.4.9.1 Engineering Specification SPC-0804.02-20.06 Field erected low pressurestorage tank shall be applied for low pressure storage tanks Fabrication.

2.4.9.2 Not used

2.5 Heat Exchangers

Air Coolers

2.5.1 Air cooled exchangers shall be designed in accordance with EngineeringStandard SPC-0804.02-20.22 Air Cooled heat Exchanger.

2.5.2.2 The design air inlet temperature shall be 40 oC dry bulb unless specifiedotherwise on the Process Datasheet.

2.5.2.3 The minimum ambient temperature shall be 15 oC dry bulb.

2.5.2.4 Fans shall be forced draft type unless specified otherwise on the ProcessDatasheet.

2.5.2.5 The preferred tube lengths for Air Coolers shall be 9144 mm or 12195mm.

2.5.2.6 The preferred tube sizes for air coolers shall be as API661 or other.

2.5.2.7 Winterising is not required.

2.5.2.8 Accelerometer and velometer type vibration transmitters shall beprovided for motors and fans respectively.

2.5.2.9 Minimum requirement of structure column size and quantity shall beH200, 6 columns per bay.

2.6 Mechanical Equipment

2.6.1 Pumps, Compressors and Turbines

2.6.1.1 Pumps, compressors and turbines shall be specified in accordance withthe related specifications, applicable National and Local Codes listed inthe contract document

2.6.1.2 Deleted

2.6.1.3 Air blower design shall use 77 % relative humidity, 40 oC dry bulbtemperature.

2.6.1.4 Deleted

2.7 Civil Engineering

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2.7.1 Site Preparation

Site shall be prepared and levelled by CONTRACTOR. Site Preparationshall be in accordance with site preparation drawings prepared by thecontractor.

2.7.2 Soil Conditions

2.7.2.1 A preliminary soils report is attached in the ITB.

2.7.2.2 A soil profile is available by reference to bored hole logs in soil report.

2.7.2.3 Foundation design:

Foundations shall be in accordance with Engineering Specification SPC-0804.02-40.11 Foundation and Structural support for Machinery.

2.7.2.4 For piles:

Type & size, capacity, maximum uplift and lateral resistance shall bereferred to Preliminary Soil Report for the design and construction.

2.7.2.5 Type of foundations:

a) Major equipment, buildings and structures: Concrete foundation

b) Minor equipment, pipe supports : Concrete foundation

2.7.3 Paving/Water Run-Off/Sewers

2.7.3.1 a) Paving shall be provided in process area (concrete paving), controlbuilding and substation area (concrete paving), Maintenance area(concrete paving), Product storage (concrete paving) ,slopeprotection (concrete paving) and/or as identified on overall plotplan.

b) Access ways shall be concrete paved.

c) Run-off design factors are in accordance with EngineeringSpecification SCP-0804.02-40.13 Drainage Design.

d) Roadways shall be paved in according with the EngineeringSpecification SPC-0804.02-40.12 Specification for Road andPaving.

2.7.3.2 Surface drainage systems shall be designed in accordance withEngineering Specification SPC-0804.02-40.13 Drainage Design.

2.7.3.3 The following drainage systems shall be provided:

Storm DrainageOily Water DrainageSanitary SewerD3

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Closed Drain System

2.7.3.4 Additional sloping of grade shall be provided in fire risk areas.

2.7.3.5 Sewer pipe shall be designed in accordance with EngineeringSpecification SPC-0804.02-40.13 Drainage Design.

2.7.4 Waste Treatment Facilities

2.7.4.1 Waste treatment facilities are to be provided as follows:

Type Waste Exiting Partially To be providedby PTT by CONTRACTOR

Oily [ ] []

Sanitary [ ] []

Chemical [ ] []

Other [ ] []

2.7.4.1 Waste water from Raw water filtering system shall be treated to meet

PROJECT SPECIFICATION by its unit.

2.7.5 Unit Elevation

2.7.5.1 Site preparation elevation to be confirmed by CONTRACTOR.

2.7.5.2 High Point of Paving (HPP) for different areas is to be determined by theCONTRACTOR based on survey data and requirements for access anddrainage of site. HPP shall be referenced to the PTT station Datum andagreed with PTT.

Station design elevation shall be considered as high point of paving andequal to be 0.000 m.

2.7.5.3 Minimum height for top of foundations above high point of paving shallbe per Engineering Specification SPC-0804.02-40.12 Specification forRoad and Paving.

2.7.6 Structural Materials

2.7.6.1 a) Structural material shall be in accordance with Engineering

Specification SPC-0804.02-40.07 Structural steelwork design.

b) Deleted

2.7.6.2 In general, elevated walkways and platforms shall be Hot Dip GalvanizedD3

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Grating. Checkered plate shall be used where only specified by PTT.

2.7.6.3 Pipe supports shall be in accordance with Engineering Specification SPC-0804.02-50.01 Piping Arrangement.

2.7.7 Buildings

2.7.7.1 Buildings shall be in accordance with related project documentation.

2.7.7.2 Air conditioning shall be provided for the control, substation, warehousebuildings and guardhouse.

2.7.7.3 Pressurising is required for the substation, control building andcompressor shelter.

2.7.8 Security

2.7.8.1 PVC coated perimeter fencing type chain link diamond mesh shall beprovided.

2.7.8.2 Area fencing is required as shown on overall plot plan 01-3-0804.02-6000-002.

2.7.8.3 Security gate house shall be provided at the entrance to the facility. Maingate with traffic shall be polished stainless steel sliding gate.

2.7.8.4 All building shall be equipped with computerized ID card touched accesscontrol.

2.7.9 Roads specification shall be referred to SPC-0804.02-40.12.

2.8 Piping

2.8.1 Piping shall be designed in accordance with the edition plus Addenda ofthe ASME/ANSI Code for Pressure Piping: Chemical Plant and PetroleumRefinery Piping, ASME/ANSI B31.3; Gas Transmission and DistributionPiping, ASME/ANSI B31.8 and other sections which apply as listedbelow in remarks:

2.8.1.1 Piping shall be designed in accordance with Engineering SpecificationsSPC-0804.02-50.01 Design Fabrication, Inspection and Testing of

Piping, SPC-0804.02-50.03 Piping Lay Out and SPC-0804.02-50.05Piping Arrangement and other applicable specifications

2.8.1.2 Not used.

2.8.1.3 Severe Cyclic Service Lines

ASME/ANSI B31.3 requires the designer to identify those lines subject to

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severe cyclic conditions. These conditions exist where SE exceeds 0.8SA and the equivalent number of cycles exceeds 7000; or where other

conditions will produce an equivalent effect.

These lines shall be identified on line classification list by CONTRACTOR.

2.9 Instrumentation

2.9.1 Instrumentation and Control Systems shall be furnished in accordancewith Piping and Instrument Diagrams, and other instrument engineeringspecifications, project philosophy and the scope of work Volume 1 Part5.

2.9.2 Deleted

2.9.3 Deleted

2.9.4 Deleted

2.9.5 Deleted

2.9.6 Deleted

2.9.7 Analysers

Analysers are required as shown on Engineering Flow Diagram.

Analyser Location:[ ] Local Enclosures[ ] Central Analyser House

[] Area/Unit Analyser House

2.9.8 Package Equipment Instrumentation

Instrumentation Supplied by:

[]CONTRACTOR[] Manufacturer Manufacturer-Supplied Instrumentation[] Supplied to Engineering Standard SPC-0804.02-60.01 InstrumentGeneral Specification and other related specifications drawings andcontract documents.[ ] Other

2.9.9 Control Valves

Primary type of Modulating Control Valve shall be:

[] Globe-Type (see Note 1)[ ] Wafer/Butterfly Type

[ ] Rotary Plug Type [ ] Other

The type chosen shall be the type used for routine applications.

Other types shall be used as required by process.

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Valve positioners shall be:

[ ] Pneumatic[] Electropneumatic[ ] Pneumatic + I/P Converter

2.9.10 Special Approval Agency Requirements

Approval of instruments and/or systems is required by:

[] BASEEFA [ ] PTB[ ] CSA [ ] Other

2.9.11 Transmitted Signal Levels:[] Electronic 4-20 mA, [] Foundation Fieldbus

Pneumatic:

[ ] 3-15 Psig [] 0.2 - 1.0 Barga

2.9.12 Electrical Equipment in Hazardous Areas

Electronic instrumentation in hazardous areas shall be based upon:

[] intrinsically safe[ ] explosion proof/flame proof

[ ] non-indecisive/non-sparking[ ] Other

See section 2.9.10 above for approval authority

2.9.13 Instrument Installation

Cable routing

Service Underground Above Direct Conduit TrayGround Buried

ISBL [ ] [] [ ] [ ] []

OSBL [ ] [] [ ] [ ] []

Cable Types

ISBL: - Armoured

OSBL: - Armoured

Process Hook-ups [] Tubing [ ] Piping

2.10 Electrical

2.10.1 General requirements for electrical equipment, materials and design shall

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be in accordance with Engineering Specifications for Electrical andTelecommunication System.

2.10.2 Power Supply

The system characteristics shall be as follows:

2.10.2.1 Incoming supply refer to SPC-0804.02-70.01 and Single Line Diagram70-3-0804.02-6000-001

2.10.2.2 Deleted.

2.10.2.3 The power source location at the battery limit shall be referred to SPC-0804.02-70.01 and Single Line Diagram 70-3-0804.02-6000-001.

2.10.2.4 The maximum 3 phase fault level shall be referred to SPC-0804.02-70.01.

2.10.2.5 An emergency power supply shall be provided by CONTRACTOR inaccordance with Engineering Specification SPC-0804.02-70.02.08 Dieselgenerator Set

2.10.2.6 An Uninterruptible Power Supply shall be provided by CONTRACTOR inaccordance with Engineering Standard SPC-0804.02-70.02.06Uninterruptible Power Supply.

2.10.2.7 Generally, the ISBL systems Voltage Levels and System Design Datashall be designed, performed, operated and utilized as specified in SPC-0804.02-70.01 section 2.0 System design.

2.10.3 Utilisation Voltages shall be designed, performed, operated and utilizedas specified in SPC-0804.02-70.01 section 2.0 system design.

2.10.4 Distribution and Lighting

2.10.4.1 Service

AboveGround

DirectBuried

Conduit Tray

Power ISBL ISBL ISBLOSBL OSBL OSBL

Lighting ISBL ISBL ISBLOSBL OSBL OSBL

Communication ISBL ISBLOSBL OSBL

2.10.4.2 Cable Types shall refer to SPC-0804.02-70.01 section 2.14 Cable andWiring.

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2.10.4.3 Area Classification and minimum required type of Protection for

equipment in Hazardous Areas shall be designated as SPC-0804.02-70.01 section 1.3 Hazardous Area.

2.10.4.4 Detail Single Line Diagrams shall be provided by CONTRACTOR.

2.10.4.5 The location of motor control stations shall be in the substation building.

2.10.4.6 Lighting fixtures shall refer to SPC-0804.02-70.01 section 2.16Lighting.

2.10.4.7 Soil Characteristics such as Soil Temperature, Soil Thermal Resistivityand Soil Resistivity shall refer to Preliminary Soil Report.

2.10.4.8 Supplementary Lighting shall be provided.

Type Location

Emergency Critical Plant, wherever safety requirement

Aviation obstruction According to ICAO

Security Exit/entry and control room

Other Indication Purpose for Safety

2.10.4.9 Offsite lighting shall be provided.

2.10.5 Miscellaneous Requirements

2.10.5.1 A fire alarm system shall be provided.(Also see Section 13 Safety Facilities)

2.10.5.2 Not used

2.10.5.3 A communications system shall be provided in accordance with SPC-0804.02-70.01 section 2.13 Communication system.

2.11 Protective Cover

2.11.1 Insulation for hot piping and equipment

Insulation for hot piping and equipment shall be in accordance with SPC-0804.02-93.01 Hot Insulation.

2.11.2 Insulation for cold piping and equipment

Insulation for cold piping and equipment shall be in accordance with SPC-0804.02-93.02 Cold Insulation.

2.11.3 Winterising is not applicable on this plant.

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2.11.4 External heating

2.11.4.1 External heating for piping and equipment shall be electric tracing asspecified on Piping and Instrument diagram.

2.11.5 Personnel Protection

2.11.5.1 Piping and equipment operating at or above 60 oC shall be provided withinsulation guards for personnel protection where accessible.

2.11.6 Fireproofing

2.11.6.1 Fireproofing of equipment and supports shall be provided in accordancewith Engineering Standard SPC-0804.02-93.05 External Fireproofing forequipment support and structure and Attachment provided in ITB.

2.11.7 Painting

2.11.7.1 Painting for all piping, equipment structures and all externals shall be inaccordance with Engineering Standard SPC-0804.02-93.06 Painting.(included internal painting prior to internal lining of WHRU ,Boiler ,Stack.Linings of internals are excluded)

2.11.8 Wrapping Underground Pipe

2.11.8.1 Coating and wrapping of underground steel pipe shall be in accordancewith Engineering Standard SPC-0804.02-92.07 Cathodic protection ofOnshore and buried pipe.

2.11.9 Galvanising

Galvanising of iron and steel items shall be accordance with SPC-0804.02-40.08 Structural Steel Fabrication and Erection.

2.12 Safety Facilities

2.12.1 Fire Fighting

Fire Fighting facilities shall be provided in accordance with specificationSPC-0804.02-90.03 Fire and Gas Specification and 19-1-0804.02-6000-01 Conceptual Fire Protection plan.

2.12.1.1 Deleted

2.12.1.2 Deleted

2.12.1.3 A foam system shall be provided in accordance with EngineeringStandard SPC-0804.02-90.03 Fire and Gas Specification.

2.12.1.4 Sprinkler systems shall be Water Spray systems are covered in the Fireand Gas Detection and Protection Specification SPC-0804.02-90.03.

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2.12.1.5 Detection, Alarm and Control Systems shall be provided in accordance

with Engineering Standard SPC-0804.02-90.03 Fire and GasSpecification.

Fire and Safety Display System in process area shall be centralised in thecontrol room.

2.12.2 Blowdown and Flare System

2.12.2.1 Blowdown and flare facilities shall be provided.

2.12.2.2 Flare shall be elevated type.

2.12.2.3 Not used.

2.12.2.4 Relief valves handling hydrocarbon vapour shall be vented to a closedrelief system.

2.12.2.5 The liquid relief system shall be combined with the vapour relief system.

2.12.2.6 The allowable ground level radiation shall be 6.3 KW/m2.

2.12.2.7 The air pollution control requirements shall be in accordance with PTTrelated specifications.

2.12.3 Aircraft Warning Lights

2.12.3.1 Warning lights for aircraft shall be provided on the following tallstructures.

Note: See also SPC-0804.02-70.01 Electrical and Communicationstandard Section 2.16.4 Aircraft warning lights.

2.12.4 Safety Showers

Safety showers and eye wash stations (fountain type) shall be providedby CONTRACTOR in accordance with SPC-0804.02-90.04 PersonnelProtection and SPC-0804.02-50.05 Piping Layout.

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APPENDIX A UNITS OF MEASUREMENT

UNITS OF MEASUREMENT

The units of measurement to be used on this project are the International System ofunits (SI) with the imperial unit in bracket, except for the rating and sizing of pipingand equipment nozzles where pound-inch units shall be used.

Description Name Symbol Remarks

Length kilometer kmMeter mMillimeter mm

Mass (weight) metric ton t, ton *Kilogram kgGram gMicro gram micro equivalent

to10-6gMolecular weight kilo mole kmol *

Mole mol *

Area square meter m2square centimeter cm2

square millimeter mm2

Concentration Mole percent mol %Mole fraction -Weight percent % by weightWeight fraction -

Volume (for gas Parts per million ppmand solid) Cubic meter m3

Cubic centimeter cm3Cubic millimeter mm3

(for liquid) Cubic meter m3litre l *

Temperature Degree centigrade C *Kelvin K (K=C + 273.15 (K

is used for physicalvariables)

Plan angle Degree *

Time Year y *Day d *

Hour h *Minute min *Second s

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Force Newton NStress Megapascal MPa

(1 pa=1N/m2) *

Hardness - N/mm2

Pressure

- gauge Bar gauge Barg *

- absolute Bar absolute Bara *(1 bar =

1.020 kg/cm2)

Velocity Meter/second m/sKilometer/hour km/h

Flow

- volume Cubic meter/hour m3/h- weight Ton/hour or

kilogram/hour t/h or kg/h *

- gases Normalcubicmeter/hour at 0C, Nm3/h *1.013 bara kilogram Kmol/hmole/hour mole/hour Mol/sor millions mole standard cubic feet per day MMSCFD

Density Kilogram/cubic meter kg/m3

Linear expansion - m/(m x K) *Coefficient (or m/mC)

Impact strength Joule/square meter or J/m2 or J/cm2Joule/square centimeter

Energy, enthalpy, heatJoule or kilojoule J or kJ

Specific enthalpy kJ/kg, J/mol

Heating value kJ/kg or J/mol

Heat duty, electric Watt kW (or kJ/s) 1 W = 1 J/sPower = 0.860 kcal/h

Heat flux J/(m2 x s) (or W/m2)(or J/m2 x h))

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Specific conductivity kJ/(kg x K)J/(mol x K)

Thermal conductivity W/mK 1W/K = 0.860Kcal/mhC

Heat transfer coefficient W/m2K

Absolute viscosity cP

Kinematic viscosity m2/s (or mm2/s)

Fouling factor m2K/W (1 m2K/W = 1.163m2hC/kcal)

Surface tension N/m (1N/m=1,000 dyn/cm)

Sound pressure level decibel dB

Rotating speed revolutions per second s-1 (or 1/s) min-1or minute (or 1/min)

Electric current ampere AMilliampere mA

Voltage volt V

Frequency hertz Hz, 1/s

Electric resistance ohm

Electric energy Kilowatt hour KWh

Intensity of illumination Lx (Lx = 1m/m2)

Moment N x m

Notes

1. Symbols marked * are deviating from the SI system.

2. Further units outside the SI can be agreed upon after consultation with PTT.

3. Pipe diameters shall be in inches (primarily) or mm (limited for special

application).

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APPENDIX B FUEL GAS ANALYSIS

See table 5.1 of the Part 5 Volume 1 scope of work

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