SSGC Checklist Power Point Presentation

8/4/2019 SSGC Checklist Power Point Presentation

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Technical Audit Of

Sui Southern Gas Company - 2007


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Objective

To carryout a systematic and objective verification, analysisand appraisal of the operational functionality.

Performance evaluation of the system (safety, managements,documentation, data acquisition and control aspects of the

system functions) Operations of equipments/ tools under SSGC use.

Appraisal means technical appraisal only and exclude:

Financial evaluation

Estimation of worth..

Physical execution

Inspection, testing

Measurement and calibrations


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Tasks

Operational functionality and performance evaluation ofthe system (Integrity, adequacy, effectiveness & efficiency)

System Management

Means technical systems and procedures only.

Compliance with relevant legislation, policies, standards

and HSE measures in the companys areas of operation.

Legislation and policies are those required to

meet laws of GOP.


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Scope Of Work

I) Projects System

II) Transmission System

III) Compression System

IV) Corrosion SystemV) Telecommunication System

VI) Metering System

VII) Distribution System

VIII) Civil Works

IX) Procurement of materialX) Customer service

response and operation


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Projects System


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Projects System

a) Pipelines System Construction & Installation activities

Project means the pipeline construction and laying fortransmission and distribution systems.

Reference Documents

Section 2, 3, 5 & 6 OGRA GTTS

ASME B 31.8

API RP 5L 1

API 1104

API RP 1102

Gas Rules 1960


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Project System

SSGC to provide:

List of various projects in hand/ongoing

Planning of each project showing work break down

Project Schedule - Planned Vs Actual

Manpower & Equipment Deployment - Planned vs. actual General Pipeline construction Manual

QA / QC documentation (In house / 3rd Party)

Design Dossier/Drawings of fewsignificant completed and on going projects

Material inspection procedures & reports

cont .


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Projects System

Right - of - Way (ROW) Drawings Stringing & Storing records

Welding - QA / QC docs, Weld Test Result (NDT& DT),Welder qualification procedure & Records

Coat & Wrap - Design Specs, MDS, QA / QC documents

Ditching & Lowering / Backfill - Approved & As built drawings

Crossings - Approved & As built Drawings

Cathodic Protection - Design documents, Soil survey report,Approved & as built drawings

Testing procedures & records including Holiday Detection,Leak Detection, Hydro Static Testing


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Projects System

b) Procurement of material & equipment for projects (procedure& conformance)

Exclusions:

Warehousing

Issues relating to land acquisition / land rehabilitation

Reference Documents - API 5L and other related codes

SSGC to provide

Procurement procedure

Pre qualification of suppliers

Criteria for acceptance and rejection of material

Issuance of material


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Transmission System


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Transmission System

a) Pipeline operations (operation and maintenance planning and control

Management) including right of way (ROW), Patrolling, ROWmaintenance, River crossing, valve assemblies maintenance, BlockValve and actuator operation, commissioning and de commissioning ofpipeline.

Ref Doc - OGRA GTTS SEC 8, ASME B31.8 2, OGRA GTTS SEC 8.5

SSGC to provide Transmission Net Work diagram showing all installations & facilities:

Pipeline Terminal Stations Divisional Stations/HQ Stations SMS Repeater Stations Valve assemblies Major Road, Railway, Bridge or Barrage crossings Pipeline Diameters Approach from nearest highway, Railway Station or Airport

cont ..


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Transmission System

Right of WayROW Dimensions at various sections of pipeline Net work

Patrolling Procedure & Inspection Record

Maintenance Record of ROW

Work orders to Contractors - HQs/Terminal Stations.

Encroachments reports and measurestaken

Pipeline Maintenance

Periodical inspection & maintenance reports including thicknesschecks, Sleeving, Coat & Wrap repairs.

Pigging arrangements locations and records.Hot tap/stoppling design, procedure and reports.

Maintenance of Civil Structure and Protective Works records

Valve Assemblies - Maintenance procedures and inspection records


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Transmission System

b) Compressor operation (operation planning and control only)

SSGC to provide:

Compressor Operation Plan Vs Actual of last three yearscovering

Un-interrupted running hours

Standby time

Down time for scheduled maintenance

Log book or Shift Status Chart

Daily Operation Activity reports transmitted to Zonal /Central Offices.

Maintenance work records


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Transmission System

c) Pre- Invoice verification of Gas source. Debit invoice includingcircular chart reading, strip chart reading, Gas volumecalculations and transmission UFG.

Post Invoicing verification of Gas supply

Ref Doc - AGA REPORT 3, MNOP&R MODEL GSA

SSGC to provide

Gas Sales Agreements

Billing Trail

Circular charts

Strip charts

Gas chromatograph data


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Transmission System

d) Filtering, Metering and pressure regulation arrangementsRef Docs - ASME B31.8 SECTION 803.3 / 853

SSGC to provide

P & IDs

Filter design specifications and drawings Pressure regulators and meter data sheets

e) Operation data recording arrangements

KT / other stations

SSGC to provide

P & IDs and Instrument data sheets


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Transmission System

f) SCADA System Data Acquisition from sources and SMSs

SSGC to provide

Vendors Manual

SOPs

Records / Data

g) Meter Proving and maintenance

Ref Doc - AGA Report No.3 & 8, AGA Report 9

SSGC to provide Vendor manuals

in-house SOPs

Maintenance and calibration record


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Transmission System

h) Joint calibration of custody transfer metering equipment atgas source

Ref Doc - AGA Report, GSA with producers

SSGC to provide

GSA

Record of joint calibration

i) Joint calibration of SMS with Distribution Department

Ref Doc - AGA Report No.3. SOPs

SSGC to provide

SOPs

Maintenance and calibration records


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Transmission System

j) Gas Quality Monitoring Ref Doc - GSA

SSGC to provide

GSA

Gas chromatograph readings provided by seller

k) Operation and maintenance of Power Generating sets atRepeater stations

Ref Doc - SOPs / Vendor Maintenance Manuals

SSGC to provide

Schedules

Log books

Maintenance report


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Transmission System

l) Operation and Maintenance of construction equipment Ref Doc - Operations & Maintenance manuals

SSGC to provide

Operation and maintenance manuals

Maintenance record of individual machine Maintenance schedule

n) Transport Fleet Management

SSGC to provide

Fleet maintenance register

Maintenance manuals.


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Transmission System

M & o) Safety & Fire Protection & ERP:

Ref Docs - NFPA Codes, API code

SSGC to provide

HSE Manual Safety checklists

Safety records

Fire drill records

Emergency Response Procedures

Incident reporting procedures and records

investigation procedures and records

List of Safety & Fire Fighting equipment at each installation


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Transmission System

p) Rehabilitation of Transmission lines (Coat & Wrap, Sleeving) Ref Doc - OGRA GTTS, ASME B31.8

SSGC to provide:

Thickness and PSP / HOLIDAY / DCVG Reports

Sleeving, Coat & Wrap procedures and record

q) PCV remote operation through SCADA

Ref Doc - Operation and maintenance manual.

SSGC to provide:

Schematics

Operation reports

Operations and maintenance manuals


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Transmission System

r) Pigging of pipelines wherever required

Ref Doc - ASME B31.8, SOPs

SSGC to provide:

Pipeline schematic showing pig launching and receivingarrangements

Pigging procedures and reports

s) Hot tapping / Stoppling

Ref Doc - Operation & maintenance manuals

SSGC to provide:

Hot Tap / Stoppling procedure and records


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Transmission System

t) Daily / hourly maintenance of flow pressure data of GasControl

Refer item e of SOW

u) Maintenance of Civil Structure and protective works.

Refer item a of SOW


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Compression System


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Compression System

a) Compressor Operations evaluation

Ref Doc - API 616, API 617

SSGC to provide

Operation Manual / Design & As built Manual

FAT report, performance curves

Gas Turbine & compressor operating parameters recorded atnormal / average operating conditions and at peak load

b) Compressor efficiency evaluation

Ref Doc - API 616, API 617

SSGC to provide

Detail of studies carried out for improvement

Recommendation & Implementation

Methodology adopted & results of improvements


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Compression System

c) Maintenance of equipment installed at compressor station

Ref Doc - OGRA GTTS, ASME B31.8

SSGC to provide

Maintenance manual.

In-house SOPs.

Planned maintenance schedules vs. actual.

Maintenance record of individual unit

Maintenance report prepared after each overhaul / Scheduledinspection


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Compression System

d) Controls of Gas Turbines SSGC to provide



Methodology adopted and results of improvements.

e) Optimization of pipeline flow, pressure for better utilization ofavailable horse power

SSGC to provide





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Compression System

f) Improvement of compression efficiency through restagingredundancy and standby equipment requirement to meet thegoals and objectives / targets

SSGC to provide




h) Gas Filtration facilities functioning

Ref Doc - ASME B31.8, OGRA GTTS

SSGC to provide

P & IDs

Filter design specifications and drawings

Filter element change-out frequency records


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Compression System

i) Discharge cooling system functioning Ref Doc - API 661

SSGC to provide

Design data sheet

Vendor data

Discharge temperature

Number of fans

Operating Parameters recorded during normal / averagecondition and peak load / peak ambient condition.

Winter data

j) Operations and maintenance of Generators installed atcompressor stations

SSGC to provide

Vendor manuals, operations Log, running hours, standby,downtime maintenance history of individual Gensets


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Compression System

k) Designing, Planning and implementation work for revamping/ De bottlenecking of Compressor stations

SSGC to provide

Reports on modification for De-bottlenecking efficiencyimprovement.

Plans for ongoing & those to be taken in hand in near future.

l) Fuel measuring facilities installed at compressor station

SSGC to provide

P & IDs

Drawings

SOPs

Vendor manuals

Operations Log

Maintenance logs / reports


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Compression System

m) Evaluation of overhauling function and appraisal ofoverhauling activities

SSGC to provide

OEMs guidelines / Manuals, Drawings.

Workshop facilitates availability of essential machines.

Availability of requisite hand tools / special tools.

No of overhauls carried out with / without OEM support.

Maintenance reports including Post overhaul performancetesting.

n) HSE condition at all the above mentioned activities

SSGC to provide

Refer items m,o of Transmission System


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Corrosion System


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Corrosion System

a) Physical and operating conditions of CP System installations vis-

-vis DC source (T/R, TEG units), ground bed (Horizontal, deepwell ), Negative distribution box, drain point etc.

SSGC to provide

Complete route map indicating CP system.

Installed Equipment detail, Data sheets.

Operations and maintenance Procedures and records

b) Calibration of the CP Measuring and Monitoring Devices.

SSGC to provide

Maintenance & Calibration records of all CP Measuring and

Monitoring devices.

Measurement and calibration traceability

Equipment manufacturer manual

In-house calibration setup & procedures

Pre-qualification of calibration service providers


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Corrosion System

c) Testing of CP Isolation devices, insulating flanges SSGC to provide

Test record of insulating flanges

d) Pipeline Integrity Assessment through indirect surveys vis-

-vis Close Interval Potential (CIP) survey, Direct CurrentVoltage Gradient (DCVG) survey, Soil Resistively survey,Soil Analysis of the selected pipeline sections

SSGC to provide

Record of integrity assessment surveys Recommendations and implementation reports


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Corrosion System

e) Pipeline Integrity Assessment through direct examination ofpipeline vis--vis, Bell Hole (visual coating inspection, pipesurface condition of the selected pipeline sections.

SSGC to provide

Record of integrity assessment surveys

Recommendations and implementation reports

f) Recommendation for CP System up-gradation and coatingrehabilitation of the vulnerable pipeline section.

SSGC to provide

Record of integrity assessment surveys

Recommendations and implementation reports


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Tele-communication System


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Tele-communication Stations

a) Maintenance of the existing Telecommunication Network,

comprising of Digital Microwave Back Bone Radio Link, LowCapacity Digital Spur Links, Single Channel Radio Telephonelinks and Base to Vehicle UHF Wireless Radio System forminimum outage time.

Ref Doc - ITUT standards or PTA regulatory authority code.

SSGC to provide

SOP

Lay out diagrams

Vendors Manuals

Maintenance procedures

Down time analysis reports

Record for the calibration of test equipment

License for getting required frequencies

Spares record


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b) Maintenance of existing SCADA system for reliable Dataacquisition from Gas Sources, Sales Meter Stations,Compressor Stations, Repeater Stations and RemoteControl Operation of Pressure Control valves and MainlineBlock valves.

SSGC to provide SOP

Lay out diagrams

Vendors Manuals

Maintenance procedures

Down time analysis reports Record for the calibration of test equipment

Procedure of calibrating the pressure, temp and flow fromSMS, compressors stations and controlling the remote blockvalve operation.


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Telecommunication Stations

c)Operation and maintenance of Digital Telephone Exchangesinstalled from SUI to Peshawar on our Microwave RadioNetwork.

SSGC to provide

SOP

Lay out diagrams Customer Manuals

Spares record

d) Provision and maintenance of internet facilities in SNGPLthrough Companys dedicated radio network.


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e) Routine calibration of SCADA instruments for Data Integrity

SSGC to provide Procedure adopted for the calibration of SCADA instruments

Record of routine calibration performed on different instrumentsfor the data integrity.

f) Planning, equipment indenting and Bid Evaluation ofTelecommunication system.

SSGC to provide

Prequalification procedure for supplier

Bid evaluation procedure

g) Planning and execution of new projects for up grading of theexisting telecommunication system.

SSGC to provide

Future plans and upcoming projects to upgrade the existingtelecommunication system.


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Distribution System


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Distribution System

a) Laying of distribution mains and service lines

Ref Doc - OGRA GDTS Sec-2 thru 4ASME B 31.8 Sec 849, 850 & 852

SSGC to provide

SOPs

Pipeline route, Layout drawings showing rail / road crossings QA/QC Procedure

b) Testing and commissioning of mains

Ref Doc - OGRA GDTS Sec-5

SSGC to provide

Testing Procedure

Test reports


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Distribution System

c) Meter installation at different domestic, industrial and

commercial customers Ref Doc - ASME B31.8 SECTION 848, OGRA GDTS sec 8.15

SSGC to provide

Installation Procedure

Maintenance procedure and records Calibration procedure and records

d) Service line shifting

Ref Doc - ASME B 31.8 Sec 849, OGRA GDTS Sec 8.20

SSGC to provide

Work Procedure

Completion reports / log reports


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Distribution System

e) Control valves maintenance Ref Doc - ASME B 31.8 Sec 841.126

SSGC to provide

Maintenance Procedure

Maintenance register

f) Maintenance of regulatory stations

Ref Doc - OGRA GDTS Sec 8.15 thru 8.19, ASME B 31.8Sec 848

SSGC to provide

Maintenance procedure

Maintenance register


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Distribution System

g) Gas Leakage rectification Ref Doc - OGRA GDTS Sec 7.2 & 7.3 & 8.6, ASME B 31.8

Sec 851.3, 851.6 & 852.3 Appendix M

SSGC to provide

Leakage Survey reports

Leakage rectification Procedure

Leakage rectification reports

h) Gas Quality Monitoring

Ref Doc - AGA Report No.3

SSGC to provide

Specs from GSA, Gas chromatograph readings


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Distribution System

i) Meter proving at central metering shop and at mobile test van Ref Doc - AGA Report No.3

SSGC to provide

Meter proving Procedure and reports

Practical demonstration

j) Maintenance of industrial, commercial and domestic meters

Ref Doc - ASME B 31.8 Sec 848, OGRA GDTS 8.15

SSGC to provide

OEM Manuals

SOP's

Maintenance record and reports


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Distribution System

k) Maintenance of Town border stations, District regulatorystations and consumer meter station

Ref Doc - OGRA GTTS Sec 8.15, ASME B 31.8 Sec 848 &803

SSGC to provide

SOP's

Maintenance manuals of individual equipment

Maintenance records

l) Painting of over head crossings and service valves. SSGC to provide

SOP's

Maintenance records


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Distribution System

m) Material inspection test laboratory (If available)

SSGC to provide

SOP's for individual tests and equipment used.

Sample test report for individual item.

Test record keeping system

n) Maintenance of construction equipment like welding plants,compressors etc

SSGC to provide

Maintenance manuals

Maintenance Schedules and reports

o) Transport Fleet Management

Refer item n of Transmission System


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Distribution System

p) Pipeline patrolling

Ref Doc - ASME B 31.8 Sec- 851.2

SSGC to provide

Pipeline patrolling log book.

Pipeline Patrolling Guidance note

Report on special / abnormal situations noted during patrolling

q) Safety and fire protection at Area level

Refer item o of Transmission System

r) Preparation of master plan at regional level

Extent of Scope of work to be deliberated.


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Procurement of Material& Equipment for Projects


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Procurement of Material of Projects

Procurement

SSGC to provide

Purchasing manual

Procedure and criteria for prequalification of suppliers

Tendering procedures

Criteria for technical bid evaluation

Standard Specifications

SSGC to provide RFQs, P/Os

Technical Evaluation

Test / inspection Reports


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Procurement of Material of Projects

Customized Specification - Manufacturer certificates for Q.A

Technical Evaluation - Technical Evaluation Procedures

In-house Quality Assurance - In-house QA Procedures

Inspection - In-house Inspection Procedures


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Customer Service Response

& Operation


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Customer Service Response & Operation

Performance Standards

Gas Emergencies

Telephone Calls

Complaints

Investigation of Pressure Complaints

Making and Keeping Appointments

Notification of Planned Work

Connection to Distribution System

Energy / Safety advice

Replies to correspondence

Visits

Estimating Procedures for billing

Meter alteration & replacement at consumers request

Responding to meter problems


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Performance Standards

Meter Accounts (Meter reading / billing )

Meter Reading Frequency

Special Meter Readings

Appointment for reading

Providing additional meter

Notifying consumer for non-payment

Termination of service for default

Reconnection after payment of dues

Refunds to the Consumers

Backfill, Restoration


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SSGC to provide

Customer response manual/ Guidelines / Procedure

Customer response facilities / Location

Customers complaint record and close out formats.

Customers complaints visit reports

Connection restoration records after payment dues.

Date post:	07-Apr-2018
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