Safety in CGD
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Transcript of Safety in CGD
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SAFETY IN CGD
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Content
Industry Specifc Impacts andManagement
Air Emission
Occupational ealt! and Sa"ety
Community ealt! and sa"ety
Emergency #esponse Disaster Management $lan%
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Industry Specifc Impacts and
Management
ES guidelines include lo& pressuredistri'uting system%
Environment(
o Construction Impacts
o Noise ) *i'ration
o
Dust emissionso Soil Erosion
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+r'an Areas
Noise, tra-c interruption, disposal o"contaminated soil,%
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a'itat Alteration
E.ca/ation, trenc!ing, pipe laying,'ac0flling,
and t!e esta'lis!ment o"in"rastructure suc! as regulatingstation
Impacts 1 landscape "ragmentation2
loss o" &ildli"e !a'itat, including "ornesting2 and esta'lis!ment o" non1nati/e in/asi/e plant species
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Impacts
disrupt &atercourses and &etlands,and re3uire t!e remo/al o" riparian/egetation,
Sediment and erosion "romconstruction acti/ities and storm&ater runo4 may increase tur'idity
o" sur"ace &atercourses% $re/ention (
Site o" pipeline, directional drilling
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Air Emission
5ea0age o" Gas $ipelines
$ipeline damage due toconstruction6material "ailure,corrosion or mec!anical damage etc%
Flange lea0 due to material "ailure,&rong gas0et% 7Inside customer8spremises only9
*al/e lea0 due to stem seal "ailure
Enemy Action 6 Sa'otage 6 Naturalcalamities li0e eart!3ua0e, :ood etc
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Air Emissions
o Green!ouse gases due to lea0
o Recommendations
o International Standards%
o Corrosion $re/ention
o Testing pipelines ) pipeline components
o 5ea0 ) Corrosion detection programs%
o #egulating stations Monitoring%
o Gas in"rastructure Monitoring
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Occupational ealt! )sa"ety
Dust, Noise, p!ysical strain andtrenc!ing
E.ca/ation !a;ard%
o Occupational e.posure to gas lea0s )e.plosions
o
Confned spaces
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Occupational e.posure to gas lea0s) e.plosions 7#ecommendation9
Training o" employees
Identifcation o" in"rastructure
#emo/al o" ignition source% Installation o" lines at sa"ety
distance%
Emergency s!ut do&n Odouri;ation o" gas
Training o" gas utility &or0ers
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Confned space
Entry $rocedure
Telep!one Notifcation
$roper location, installation, andmaintenance o" appliances
#ecognition o" potential !a;ards oroperating pro'lems%
Data monitoring%
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Electrocution
E.ca/ation, construction, and repairo" gas distri'ution systems mayresult in &or0ers8 e.posure to
e.isting a'o/eground orunderground utilities, including aerialor 'uried electric transmission line%
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Community ealt! ) Sa"ety
Public Exposure & gas leaks &explosion
Gas utility operators s!ould in"ormand ad/ise a4ected communities%
s!ould esta'lis! an emergencypreparedness and response plan
s!ould implement a telep!onenotifcation system to respond toreports o" lea0s%
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Community ealt! andSa"ety
$roper location, installation, andmaintenance o" appliances ande3uipment%
#ecognition o" potential !a;ards oroperating pro'lems
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$er"ormance Indicators ) Monitoring
Environment
Emissions ) E
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Occupational ealt! and Sa"ety
Guidelines
Occupational !ealt! and sa"etyper"ormance s!ould 'e e/aluatedagainst internationally pu'lis!ed
e.posure guidelines%
Accident and Fatality #ates
Occupational ealt! and Sa"ety
Monitoring(
T!e &or0ing en/ironment s!ould 'emonitored "or occupational !ealt! )
sa"ety%
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Sa"ety At CGD
At CGS( All process parameters li0epressure, temperature, :o& ) gascomposition etc%
are monitored in t!e control 'uilding
$C*
SD*
$S*
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Sa"ety De/ices in CGS
5D system%
5E5 monitoring
Fire &ater net&or0
>rea0 Glass +nit Fire E.tinguis!ers
A dedicated communication system "or
communication &it! all pipeline installations on t!e net&or0 and &it! Master Control
#oom%
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SAFETY IN CGD NET?O#@
E.ternal Corrosion
Cat!odic $rotection
Sectionalising *al/es +pstream ) do&nstream /al/es
*enting o" entire gas%
$ipeline mar0ers at e/ery B mtrs%distance and &arning signs atappro.% BB mtrs% distance
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At Consumer Ends
$ressure #eduction ) Metering S0id
S0id Element
$C*, SD*, $S*, Flo& Meter,Electronic *olume Meter%
In case o" any emergency, inlet /al/ein pipeline 'e"ore t!e metering s0idcan 'e closed "or stoppage o" gassupply
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OPERATIONALPREPAREDNE
Daily line &al0 'y security Guards
Station1In1C!arge maintains close contact &it!ot!er utility departments%
Sa"ety pamp!lets and recommendations #eady in/entory o" emergency e3uipment
$re/enti/e maintenance acti/ities
Internal sa"ety audits
A toll "ree num'er 5ocal control rooms are manned round t!e cloc0
#egular trainings are pro/ided
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Emergency #esponse
Ensure &!erea'outs and sa"ety
In"orm t!e fre 'rigade6Sa"etyDepartment%
Isolate t!e section o" t!e pipeline"rom &!ic! gas is lea0ing%
$rotect t!e section o" t!e pipeline"rom &!ic! gas is lea0ing
Identi"y pressure areas
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Disaster Management $lan
Description ) details
Identifcation and defnition o" #oles,#esponsi'ilities and Aut!orities
$rocedures "or Emergency andling,S!utdo&ns and E/acuations
Emergency contact num'ers
Mutual aid agencies and t!eir roles
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Disaster Management $lan
Important Do8s and Don8ts
5ist and location o" Emergency toolsand spares
Training re3uirements and plans%
E4ecti/e liasoning &it! districtaut!orities ) ot!er utilitydepartments%