HAZOP Study

1. HAZOP STUDY FOR SLURRY PLANT
Date: 04/02/2022, RSPL Raipur
Prepared By: Mirza Baig Page 1
Sr
.
N
o
Area/P&ID/NOD Deviation Possible Causes Consequence Protection
Provided
Action Recommended
01 Sulphuuric Acid
Storage tank
Spillage  Overflow
 leakage in
tank
 Corrosion
 Skin
burning of
employee
 PPE
 water shower
 Hand shower
 Water
Availability
 Liquid level
guage not
working. Needs
to be maintained
in working
condition all the
time.
 Effected person
should use water
shower
 Workers handling
acid vassels
should be
trained.
 Calcium
hydroxide should
be available to
neutralize any
acid spill.

2. HAZOP STUDY FOR SLURRY PLANT
Date: 04/02/2022, RSPL Raipur
Prepared By: Mirza Baig Page 2
02 Spent storage acid
tank
spillage  Overflow
 Leakage in
tank
 Corrosion
 Skin
burning of
workers
 PPE
 water shower
 Hand shower
 Water
availability
 Workers handling
acid vassels
should be
trained.
 Effected person
should use water
shower.
 Flame proof
electrical fittings
should be
provided.
 Calcium
hydroxide should
be available for
neutralizing acid
spill.
03 Linear alkyl
benzene storage
tank
spillage  Tank
leakage
 Leakage
from pipes,
pumps,
flages.
 Overflow
 Skin effect
 Fire
 Fire
extinguishers
provided.
 Tanks are
painted.
 Showers are
provided.
 PPE
provided.
 No smoking
should be
allowed.
 Level indicators
to be provided.
 Float valve
should be
provided in
tanks.

3. HAZOP STUDY FOR SLURRY PLANT
Date: 04/02/2022, RSPL Raipur
Prepared By: Mirza Baig Page 3
 Foam type
fire
extinguisher
provided.
 Tank is
grounded
(Earthing)
 Affected person
should use water
shower.
04 Sulphonator/Reacto
r
Rise in
temperatur
e
Fast mixing of
water
 Wastage of
product.
 Skin
Burning.
 Water jacket
provided to
vessel for
cooling.
 Air vent
provided
 Mixing of water
should be in a
controlled
manner.
 Thermocouple
Indicator for
sulphonator to
control
temperature rise.
 Pressure Guage
05 Transportation of
chemicals through
pipe & pumps
(Sulphuric Acid).
Leakage Corrosion  Skin Burn
 Pollution
 Scheduled
Maintenance
 PPE
 Spillage Kit
 Water
Shower
 MSDS
Displayed
 Collecting pit
provided
 Up gradation of
piping system to
non-corrosive
pipes.
06 Transportation of Leakage Corrosion Fire  Scheduled  MSDS should be

4. HAZOP STUDY FOR SLURRY PLANT
Date: 04/02/2022, RSPL Raipur
Prepared By: Mirza Baig Page 4
chemicals through
pipe & pumps
(Linear alkyl
benzene).
Chemical reaction
to skin (Slow).
Maintenance
 PPE
 Grounding of
Tank
(Earthing)
 Water
Shower
displayed at
location.
Hazop Team:
Chairman: Mirza Baig ________________________
Members: Manish Rao, EHS Officer, RSPL Limited, Raipur ________________________
Jaswinder Singh, Plant Head, RSPL Limited, Raipur ________________________