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P. Chinna Rao,

DGM (SAFETY ), NTPC Ltd;26th September 2008


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DISASTER MANAGEMENT PLAN

Emergencies may be occurred due to

many reasons. It may be due tomalfunction of standard working

systems or practices. Or terrorist

activity or natural causes likeearthquake, cyclone, flood etc.


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OBJECTIVE

An On-Site Emergency is caused by an accidentthat takes place in a hazardous installation and the

effects are confined to the factory premises

involving only the people working in the factory.

On-site Emergency Plan to deal with sucheventualities, is the responsibility of the occupier

and is mandatory

Hazardous Chemicals Rules, Section 41-

B(4) of the Factories Act, 1948


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This On-site Emergency Plan contain the following key elements :

Off-site Emergency Plan is statuary responsibilities of occupier to

inform collector(District Emergency Authority)

Effect the rescue and treatment of causalities.

Safeguard other personnel in the premises.

Minimise damage to property and environment.

Initially contain and ultimately bring the incident under control

identify and deeds.

Provide to the needs of relatives.

Provide authoritative information to the news media concerned officials.

Secure the safe rehabilitation of affected persons.

Preserve relevant records and equipment for the subsequent enquiry into the

cause and circumstances of emergency


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MAJOR PLANT SECTIONS

i. Coal Handling Plant.

ii. Main Plant (Boiler, Turbo generator, MOTs and Lub. Oil Tanks)

iii. Water treatment plant.

iv. Hydrogen Generation Plant.

v. Switchyard including sub-stations and transformers.

vi. Fuel Oil Handling plant.

vii. Cable Galleries.

viii. Stores where hazardous, Flammable and explosive material are stored.

ix. Balancing Reservoir.

x. Ash Dykes.

IDENTIFICATION OF MAJOR HAZARD POTENTIAL

BURSTING OF PIPE LINES & VESSELS

i. Steam pipes due to high pressure/ temperature.

ii. H2 Gas Lines and Acid Lines.


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Slow isolated fires.

Fast spreading fires.

Explosions

Bursting of pipe lines/ vessels.

Uncontrolled release of toxic/ corrosive/ flammable liquids.

Uncontrolled release of toxic/ flammable gases/ dusts depending

upon the nature, scale, speed and impact on environment each of

these may constitute an emergency.

Floods.

MAJOR HAZARD POTENTIAL ASSESSMENT

FIRE HAZARD

Coal Handling Plant and conveyor

Cables in galleries and on trays in all plant sections.

Fuel oil handling and oil tanks in main plant.

Transformer oil and Lub. Oil. & Burners area in boilers.


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EXPLOSION HAZARDS

Hydrogen Plant.

Turbo Generators where Hydrogen is used for

cooling. Generator

Transformer (Oil cooled)

Boiler (Coal/ Oil fired)

Coal dust in mills and Boilers.

RELEASE OF GASES/ DUST

Chlorine in Water Treatment Plant

Hydrogen in Turbo Generator Area of Main Plant & H2 Plant.

Pulverized Coal dust from mills and associated piping and flue gases.

Fly ash and flue gases from chimneys. Ash ponds, ESP hoppers and

bottom ash system.


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REALEASE OF LIQUID

Chemical tanks and chlorine toner's in WTP

Fuel oil tanks in fuel oil handling section

Ash dyke (bund failure)

Control fluid in 500 MW turbine system

FLOODS

Breach of balancing reservoir

Breach of ash dykes.

MAJOR CAUSES OF ON-SITE EMERGENCY

Chlorine leakage Due to eruption of fire Due to Explosion

Explosion of cylinder due to

terrorist activities

Explosion due to fire

Release of chlorine due to

leakage

Major fire can occur in following

areas-

Coal Handling Plant

Hydrogen generation Plant

Hydrogen storage areas

Fuel oil handling system

Explosion in the plant are

possible in H2 Plant, Oil storage

tanks, or where Hydrogencylinders are stored.

To prevent such possibility H2 in

purged with natral gas like N2 else

where purity beyond 98%

maintained.


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Emergency kits are available in the area

Neutralization tanks are provided

Breathing apparatus are available

Staffs are trained

Future arrangement automatic Cl2 absorption system under

process

FACILITIES/ EQUIPMENT AVAILABLE AT

CHLORINATION PLANT

SUGGESTION

Fire wing should also have the one set of Emergency kit, one

tonner and regular mock drill


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DETAILS ABOUT THE CHEMICALS AND FLAMMABLE/

COMBUSTIBLE MATERIALS STORED

Toxic Chemicals Stored

Sl.No. Chemical Stored Type of Nos. Maximum

container storage capacity

01. HCL (30% concentration) Rubber Lined 04 50M3 Each

02. Caustic Soda M.S. Tank 04 50M3 Each

(45% concentration)03. Liquid Ammonia HDPE Drums 120 200 Kg. Each

(22-25% concentration04. Liquid Chlorine Chlorine Tonner 70 0.9 MT each

(Max. 6.3 M)04. Hydrogen Gas High Pressure 06 20M3 each


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FLAMMABLE/ COMBLISTIBLE

MATERIALS STORED

Sl.No. Material

Stored

Type od

container

Nos. Maximum

storagecapacity

01 Coal Open Yard 02 Bays 2,25,000 MT

02 Petrol Tank 01 15 KL

03 Diesal Tank 02 30 Kl.

04 HFO Tank 04 2000 Kl. Each

05 LDO Tank 01 100 Kl

06 Lubricants Ms Drum 3000 600 Kl


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ACTION PLAN

The Action Plan Consists of :

Responsibilities of Chief Incident controller

Responsibilities of Work Incident Controller

Responsibilities of key personals

Responsibilities Declaration of Emergency

Responsibilities All Clear Signal

Responsibilities Action to be taken by Non- key personnel

during emergency


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CHIEF INCIDENT CONTROLLER (CIC)

GENERAL MANAGER/ OCCUPIER

RESPONSIBILITIES OF CIC

Assess the magnitude of the situation & decide if staff need to be evacuated fromtheir assembly points to identified safer places.

Declare on-site / off site emergency

Exercise direct operational control over areas other than those affected

Undertake a continuous review of possible developments & assess in consultationwith key personnel as to whether shutting down of the plant or any section of the

plant & evacuation of personnel are required

Liaise with senior officials of Police, Fire Brigade, Medical & Factories

Inpectorate & provide advice on possible effects on areas outside the Factory

premises.

Look after rehabilitation of affected persons on discontinuation of emergency

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Issue authorised statement to news media 4 ensure that evidence is

preserved for enquiry's to be conducted by the statutory authorities.

Information CMD and OS control room immediately along with

following details

Location of disaster

Brief description of source and type of occurrence & preliminary

action plan.

Critical injuries to personnel.

Preliminary assessment of plant damages.

Likely impact on production and restoration time.

Request for external essential services required to manage the

emergency.

The information shall be further updated & shall be sent to crisis

control room atleast after every two hours.


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WORK INCIDENT CONTROLLER (WIC)

Responsibilities of WIC :

The WIC on knowing about an emergency, immediately will rush

to the incident site and take overall charge and report to the CIC.

On arrival, he will assess the extent of emergency and decide if

major emergency exists and inform the communication officer

accordingly. His responsibilities will be to :

Direct all operations to stop within the affected area taking into

consideration priorities for safety of personnel, minimise damage

to the plant, property and environment and minimise loss ofmaterials.

Provide advice and information to the Fire & Security Officers and

the local fire service :


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Ensure that all non- essential worker/ staff of the areas affected

are evacuated to the appropriate assembly points and the areas

are scratched for casualties.

Set up communication points and establish contact withEmergency Control Centre in the event of failure of electric

Supply and thereby public address system (PAS) and internal

telephones

Report on all significant & developments to the communication

officer

Have regard to the need to preserve the evidence so as to

facilitate any enquiry into the cause and circumstances which

caused or escalated the emergency.


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RESPONSIBILITIES OF TEAMS

A . Task Force

To identify source of hazard and try to neutralise/ contain it.

To isolate remaining plant and keep that in safe condition

To organise safe shutdown of plant, if necessary.

To organise all support service like operation of fire pumps,sprinkler system etc.

B. Maintenance Team

Attend to all emergency maintenance jobs on top priority.

To take steps to contain or reduce the level of hazard created

due to disaster.


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C. Fire Fighting Team

To rush to fire spot and extinguish fire

To seek help from outside fire fighting agencies through notified NTPCofficers.

To evacuate persons affected due to whatever reasons


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E. Communication Team

To maintain the communication network in working condition.

To attend urgent repairs in the communication system if required.

To arrange messengers for conveying urgent messages when needed so.

To help NTPC Authorities to communicate with external or internal

authorities to communicate with external or internal authorities / officials

D. Auto Base Team

To make the whole auto base vehicles ready to proceed for

evacuation or other duties, when asked for.


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F. Security Team

To man all gates.

To bar entry of unauthorized persons.

To permit with minimum delay, the entry of

authorized personnel & outside agencies,

To allow the ambulance/ evacuation vehicles etc. To

pass through the gates without normal checks.


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G. Administration Team

To ensure the causalities on priority basis.

To transport causalities to first aid post, safe places or medical centres.

To account the personnel. To help in search for missing personnel

To pass information to the kith & kin of fatal or serious injured persons.

Safety Team

To arrange required safety equipment

To measure gas concentration, in case of gas leakage, at

various places

To record the details of emergency. To collect and preserve evidences in connection with

inquiries.

To guide authorities on all safety related issues.


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J. Medical Team

To arrange first aid material/ stretchers immediately and reach to site of

incident

To arrange for immediate medical attention.

To arrange for sending the causalities to various hospitals and nursing

homes etc.

To ask specific medical assistance from out side (including through

Medical Specialist) in consultation with CIC/WIC


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KEY PERSONNEL

Apart from WIC and CIC, other works personnel will have key role to

play in providing advice & in implementing the decisions made by theCIC

A. Sr. Supdt./ Engineer- In- Charge responsible for

Production

Electrical Maintenance

Mech. Maintenance

C&I

Chemical


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B. Head of Personnel & Officers connected with IR & Labour Welfare.

C. Dy Gen. Manager (TS)

D. Head of Safety

E. CMO

F. Commandant/ Asstt. Commandant, CISF

G. CISF Fire Officer

H. Transport : Auton Base Engr. I/C

I. Public Relation Officer

A list of key personnel & their phone Nos. Shall be informed to all

concerned suitably.


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Responsibility of Key Personnel

Departmental Heads- The departmental heads will provide assistance as

required by WIC

Chief Personnel Manager -

a) Report to WIC

b) Ensure that all non- essential workers in the affected area are evacuated

to assembly point in consultation with CIC

c) Receive report from nominated persons from assembly points and passon the absence information services

d) keep liaison with other co-ordinatiors to meet the requirement of service

such as materials, security management, transportation, medical,

canteen facilities etc.

e) Be in constant touch with the CIC & feed him correct information of thesituation.


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f) Give information to press public & authorities concerned an instructions

from the CIC/WIC

g) ensure that causalities received adequate attention at medical centre &

arrange required additional help & inform relatives of the injured.

h) Arrange to inform public on Radio and T.V about evacuation etc.

i) Arrange a T.V. coverage on handling emergency.

DGM (TS) Report to CIC and assist him in all activities & also liaison with

all teams.CMO- render medical treatment to the inured & mobilize extra medical help

from outside if necessary. Keep a list of qualified first aides of the

factory .


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HEAD OF SAFETY

Make sure that all safety equipment's are made available

Participate in rescue operations

Co- ordinate to transfer the injured persons to medical centre &

arrange for first aid

Keep in contact with the ECO & WIC & advise them on the

condition of injured persons


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Commandant (CISF)

Arrange to control the traffic at the gate & the incident area

Direct the security staff to the incident site to take part in theemergency operations under his guidance and supervision.

Evacuate the people in the plant or in the nearby areas as

advised by WIC after arranging the transport through Transport

incharge. Allow only those people who are associated with handling

emergency.

Maintain tow & orders in the area

Maintain communication with CIC, WIC & ECO

CISF Fi Offi


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CISF Fire Officer

Guide the fire fighting crew & shift the fire fighting facilities to the

emergency site. Adequate facilities will be made available. Take guidance of the WIC for fire fighting as well as assessing the

requirement of outside help

Maintain communication with WIC, CIC & ECO.

Auto Base Incharge

Report to WIC

Make the whole A/B vehicles ready to proceed for evacuation or other

duties. When asked for

Make all arrangements regarding transportation.


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ESSENTIAL STAFF

In plants immediately affected or likely to be affected as decided by theCIC, efforts will be needed to make shut down & make process units

safe. This work will be carried out by plant supervisors & essentials

operators provided they can do it without exposing themselves to undue

risk. Some workers/ supervisors will also be required to help the above

works for example. Attendants, Messengers, Drivers, First Aides,

Steno-Typists etc. These will be Essential Staff and it is theresponsibility of the WIC to identify the essential staff from the task force

report at defined plant control centres so that they can be readily

contacted. It is the responsibility of the Work Incident Controller to

remove all non- essential staff to assembly points.


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Support Team

Support Team to WIC

Manager (Admn.), Supdt. (Opn) and Supdt.

(E/M)

Call any more persons depending upon the need.

Communication & passing instruction to the Teams.

One Steno Secretary

Recording all information coming in & instructions going out.


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SUPPORT TEAM TO CIC

Head of Personnel Next below

H.O. P Responsibilities

Contacting statutory authorities.

Arraigning for relievers & catering facilities. Giving information to media.

Arranging shelters for affected persons.

Contacting medical centres and nursing homes.

Providing all other support, as necessary.


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INFORMATION FROM THE SITE


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INFORMATION FROM THE SITE

Support Team

Mgr. SS SS

(HR) (O) (Maint)

Head of O&M

Safety Team

Maint. Team

Fire Fighting Team

Auto Base Team

Medical Team

Support Team

CPM DGM CFM(Maint)

Task Force Team

Security Team

Administration Team

SHIFT - IN- CHARGE

WIC CICECO

Communication Team CIC - Chief Incidentcontroller

WIC- Work Incident

controller

ECO- Emergency

Communication

OfficerEMERGENCY

MANAGEMENT

ORGANISATION

CHART

EMERGENCY ALARM


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EMERGENCY ALARM

TYPE

Normal factory siren

In case of fire

Emergency siren for heavychlorine leak

Off-site emergency siren for heavy

chlorine leak

All clear signal

DURATION

continuous 1 minute 10 seconds on, 5

seconds off 5 times , 20 seconds , on 5

seconds off, 5 times.

25 seconds on , 5 seconds off, 10 TIMES.

Continuous siren for 3 minutes only once

ALARM- The emergency alarm will be sounded by control room

EMERGENCY SIREN

ALL CLEAR SIGNAL- After cessation on emergency, WIC will

communicate to CIC about it. After verification of status, CIC will

announce the All Clear and arrange to blast siron accordingly.

EMERGENCY CONTROL CENTRE


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EMERGENCY CONTROL CENTRE

The Emergency Control Room will be under administrative control of only Chief

Incident Controller, the officials nominated as key personnel & Sr. Officers of

outside service called in for assistance shall have access to this control centre.No other personnel shall have access to the Control Centre.

ECC will also contain the following

Safety information pertaining to all hazardous materials likely to cause

emergency.

Procedure of major & special fire fighting, rescue operations, first Aid etc.

Emergency call out list of persons & key personnel, including officials of fire

safety, First Aid, Medical, P&IR, , security, police & District Admn.

Facilities should be available in ECC- 2 Nos. of intercoms, - 2 Nos. of P&T

phones, Telex & Fax, Satcom, Emergency manuals, Blown up area maps,District phone directories, Emergency lights, wind direction and speed indicator.


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FIRST INFORMATION

The first person who observes/ identifies the sign of any possible

emergencies shall inform by shouting & by telephone to the shift engineer &

fire station about the hazards. The shift engineer will inform to WIC, CIC

and also telephone operator, who shall communicate it to all key officials

about the emergency


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THANK YOU

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