1. Descon Engineering Services & Technology
PREAPARED BY: DEPARTMENT:
MUHAMMAD ZUBAIR PROCESS
DATE: 20-APRIL -2015
To become a world-class Engineering, Manufacturing & Construction Company
Prepared By: Muhammad Zubair

2. HAZARDOUS CHEMICALSHAZARDOUS CHEMICALSHAZARDOUS CHEMICALSHAZARDOUS CHEMICALS
EMISSIONSEMISSIONS IN SURFACEIN SURFACE
PRODUCTION FACILITIESPRODUCTION FACILITIES
To become a world-class Engineering, Manufacturing & Construction Company
Prepared By: Muhammad Zubair

3. AGENDAAGENDA
IMPORTANCE OF SAFETYIMPORTANCE OF SAFETY
OIL & GAS SURFACE PRODUCTIONOIL & GAS SURFACE PRODUCTION
FACILITIESFACILITIES
 HAZARDS & HC EMISSIONSHAZARDS & HC EMISSIONS
FROM FACILITIESFROM FACILITIES
 POTENTIAL RISK/ PREVENTIONPOTENTIAL RISK/ PREVENTION
 HEALTH EFFECTSHEALTH EFFECTS
To become a world-class Engineering, Manufacturing & Construction Company
Prepared By: Muhammad Zubair

4. WHY SAFETY IS IMPORTANTWHY SAFETY IS IMPORTANT
According to U.S BureauAccording to U.S Bureau of Laborof Labor 550550
employees were killed within 4 yearsemployees were killed within 4 yearsemployees were killed within 4 yearsemployees were killed within 4 years
ThousandsThousands of employees injured.of employees injured.
To become a world-class Engineering, Manufacturing & Construction Company
Prepared By: Muhammad Zubair

5. OIL & GAS SURFACEOIL & GAS SURFACE
PRODUCTIONPRODUCTION
FACILITIESFACILITIESFACILITIESFACILITIES
To become a world-class Engineering, Manufacturing & Construction Company
Prepared By: Muhammad Zubair

6. H2S
CO2
Sox ( SO2,SO3)
FLARE SYSTEM FLARE SYSTEM
/BURN PIT/BURN PIT
H2S
CO2
Benzene,
Ethyl benzene,
Toluene, Xylenes
(BTEX)
( , )
Nox (NO,NO2)
NORM
GAS SWEETENINGGAS SWEETENING DEHYDRATIONDEHYDRATION METERINGMETERING
/BURN PIT/BURN PIT
H2S
CO2
NORM
( Naturally Occurring Radioactive Material)
WELLS/REMOTE WELLS/REMOTE
FACILITIES/FACILITIES/
FLOW
LINES
SEPARATIONSEPARATION
H2S
CO2
HC Vapors
NORM
H2S
CO2
Glycol
Amine
OIL STORAGE OIL STORAGE
/LOADING /LOADING
CO2
Sox ( SO2,SO3)
Nox (NO,NO2)
Sodium Nitrite (Corrosion Inhibitor)
Etylene Glycol (Scale Inhibitor)
Methanol (Hydrate Inhibitor)
OIL & WATER OIL & WATER
HANDLINGHANDLINGSCHEMATIC OF GAS SCHEMATIC OF GAS
PROCESSING FACILITYPROCESSING FACILITY
To become a world-class Engineering, Manufacturing & Construction Company
Prepared By: Muhammad Zubair

7. HAZARDSHAZARDS & HC& HC
EMISSIONS FROMEMISSIONS FROM
FACILITIESFACILITIESFACILITIESFACILITIES
To become a world-class Engineering, Manufacturing & Construction Company
Prepared By: Muhammad Zubair

8. WELLHEAD LOCATIONWELLHEAD LOCATIONWELLHEAD LOCATIONWELLHEAD LOCATION
EMMISIONS LOCATIOS
H2S CO2 Valves Compressors FlangesH2S , CO2
Sodium Nitrite (Corrosion Inhibitor)
Ethylene Glycol (Scale Inhibitor)
Methanol (Hydrate Inhibitor)
Valves,Compressors,Flanges
Pressure Relief valves
Sampling Connections
Methanol (Hydrate Inhibitor)
NORM
(Naturally Occurring Radioactive Material)
Vent Stack
AMINE UNITAMINE UNITAMINE UNITAMINE UNIT
EMMISIONS LOCATIOS
H2S , CO2 Flash Tank
Rich Amine pumps
H2S,CO2 Vent Stack
Reflux Accumulator
To become a world-class Engineering, Manufacturing & Construction Company
Prepared By: Muhammad Zubair

9. DEHYDRATION UNITDEHYDRATION UNITDEHYDRATION UNITDEHYDRATION UNIT
EMMISIONS LOCATIOS
Benzene, DH Still Column
Ethyl benzene,
Toluene,
Xylenes
(BTEX)(BTEX)
FLARE SYSTEMFLARE SYSTEM
EMMISIONS LOCATIOSEMMISIONS LOCATIOS
H2S
CO2
Flare Tip & Surrounding
Burn Pit
Sox ( SO2,SO3)
Nox (NO,NO2)
NORM
To become a world-class Engineering, Manufacturing & Construction Company
Prepared By: Muhammad Zubair

10. OIL STORAGE /LOADING UNITOIL STORAGE /LOADING UNITOIL STORAGE /LOADING UNITOIL STORAGE /LOADING UNIT
EMMISIONS LOCATIOS
H2S Condensate Storage Tanks
CO2
HC Vapor
NORM
Free Vent, Breather Valves
Pumps, Flanges
OIL/WATER HANDLING SYSTEMOIL/WATER HANDLING SYSTEM
EMMISIONS LOCATIOSEMMISIONS LOCATIOS
H2S
CO2
Evaporation Pond
Sox ( SO2,SO3)
Nox (NO,NO2)
To become a world-class Engineering, Manufacturing & Construction Company
Prepared By: Muhammad Zubair

11. POTENTIAL RISK/POTENTIAL RISK/
PREVENTIONPREVENTION
To become a world-class Engineering, Manufacturing & Construction Company
Prepared By: Muhammad Zubair

12. CHEMICAL/TOXIC VAPOURS PREVENTION
H2S Concentrations
-4.6ppm Noticeable sense through smell
-50 ppm 10 min per 8 hr Shift OSHA
-200 ppm smell Fatigue, burns eyes, throat
and kill
‐Special Training
-Special Berating apparatus for H2S
-H2S detector
and kill
-500 no smell, loss of sense ,berating problem
and death in few minutes
-Visit with Operator
Corrosion/Scale /Hydrate
I hibit
Skin Contact
-Wash effected area thoroughly with water
Inhibitor
-Fatal if swallowed
-Irritation ,Itching ,Drying
-Respiratory distress, bronchitis
-Flammable
-Wash effected area thoroughly with water.
-Remove contaminated clothes.
Eye Contact
-Wash thoroughly with water at least 15min.
Ingestion
-Flammable
-Washout mouth with water & drink plenty of
water.
To become a world-class Engineering, Manufacturing & Construction Company
Prepared By: Muhammad Zubair

13. CHEMICAL/TOXIC VAPOURS PREVENTION
(BTEX)
-Highly Flammable ,Explosive
-Cause cancer.
Irritating Chemical burn
‐Chemical goggles, Respirator ,Gloves
Skin Contact
-Wash effected area thoroughly with soap and
water-Irritating, Chemical burn
-Excess inhalation may cause headache
,dizziness ,coma and possibly death
water.
-Remove contaminated clothes.
Eye Contact
-Wash thoroughly with water at least 15min.
InhalationInhalation
-Move personal to non-contaminated area
-Loosen tight clothes
-Warning: Contact through mouth to mouth
resuscitation may pose secondary risk to
rescuer.
To become a world-class Engineering, Manufacturing & Construction Company
Prepared By: Muhammad Zubair

14. CHEMICAL/TOXIC VAPOURS PREVENTION
CO2
-Suffocation and possibly die. -Avoid to work in confined space.
Sox
Mainly include SO2 and SO3
-Inhalation may result in dryness and irritation of
-Move victims of sulphur dioxide inhalation to
fresh air.
the nose and throat, sneezing, coughing. -Artificial respiration
Nox
Mainly include NO and NO2
Skin Contact
-Wash skin with water at least 20 min.
-Toxic
-Inhalation over-exposures results irritation and
burns of eyes, skin and Sever inhalation cause
fatal.
Eye Contact
-Wash thoroughly with water at least 20 min.
Inhalation
Move person to non-contaminated area
H.C Vapors
‐ Flammable ,Toxic, cancer
-Avoid to work in confined space.
-Avoid to work over oil storage and oily water
settling tanks,
To become a world-class Engineering, Manufacturing & Construction Company
Prepared By: Muhammad Zubair

15. CHEMICAL/TOXIC VAPOURS PREVENTIONCHEMICAL/TOXIC VAPOURS PREVENTION
Amines
Most commonly used (MEA, DEA)
R d h i l b f )
Skin Contact
-Wash skin with soap and water
Eye Contact-Redness, chemical burn of cornea)
-Tissue destruction, possibly bleeding into
the injured area
-chemical burns of the mouth, throat,
stomach, discomfort in the mouth, throat,
ye Co tact
-Wash thoroughly with water at least 15min.
Ingestion
-If patient is fully conscious, give two glasses
of milk or water at once DO NOT INDUCE
chest, and abdomen and coma
-Repeated overexposure may cause damage
to kidneys and liver
of milk or water at once. DO NOT INDUCE
VOMITING
To become a world-class Engineering, Manufacturing & Construction Company
Prepared By: Muhammad Zubair

16. CHEMICAL/TOXIC VAPOURS PREVENTION
Glycols
Most commonly used
Skin Contact
-Wash skin with soap and watery
-Ethylene Glycol
-Diethylene glycol
-Triethylene glycol
-Tetraetylene glycol
Irritant
p
Eye Contact
-Wash thoroughly with water at least 15min.
Ingestion
- Do NOT induce vomiting unless directed by
-Irritant,
-Severe over-exposure can result in death
-Toxic to kidneys, liver, central nervous
system
g y
Physician.
NORMNORM
Natural Occurring Radioactive material
-Uranium
-Thorium
-Radium
-Health effects depends upon radiation
intensity and duration of exposure .
-Ask operator about NORM.
-Finished work quickly in NORM areas.
-Radon
Workers exposed to NORM through
inhalation, Ingestion and absorption.
-Cause Cancer
To become a world-class Engineering, Manufacturing & Construction Company
Prepared By: Muhammad Zubair

17. HEALTHHEALTH EFFECTSEFFECTS
To become a world-class Engineering, Manufacturing & Construction Company
Prepared By: Muhammad Zubair

18.  CancerCancer
 Decreased immune system response
 Increased fatigue Increased fatigue
 Nasal irritation and discharge
 Bronchitis Bronchitis
 Coughing
 Impaired lung function & Many More Impaired lung function & Many More
To become a world-class Engineering, Manufacturing & Construction Company
Prepared By: Muhammad Zubair

19. THANKSTHANKS
To become a world-class Engineering, Manufacturing & Construction Company
Prepared By: Muhammad Zubair