Job Safety Analysis Sheet
JOB DESCRIPTION: Confined Space Entry
JSA Ref. No. JSA / KOC / 04
Facility:
Permit No.
Date:
Work Area / Equipment:
PERSONAL PROTECTIVE EQUIPMENT: Hard Hat, Safety Shoes, Hand Gloves, Safety Harness, BA Set / Airline Unit,
Chemical Suit, Gum Boot, Safety Goggles, Multi – gas Detector, Lifeline and Full Body Harness.
SEQUENCE
OF BASIC JOB
STEPS
POTENTIAL HAZARDS
Yes /
No
PRECAUTIONS

Plan the work involving personnel responsible for
preparation (isolation, depressurization, draining, venting,
flushing, purging, gas testing etc) of confined space.

Refer Appendix - 6 of KOC F & S Regions, HSEMS
Procedure Doc. No. SA.KOC.007 ‘Entry into Confined
Space’
Ensure the Confined Space is positively isolated from all
sources of energy (hydraulic, pneumatic, electrical etc.)
Use multilock & tag for isolation carried out.
Ensure the confined is depressurized & content is drained
safely.
Lack of Communication
Non-compliance of KOC HSEMS Procedures, F & S
Regulations

Energized Equipment
Pre – Entry
Pressurized Fluid


Pyrophoric Deposition

Ensure the pyrophoric deposition (sludge) is water wetted.
Flammable & / or Toxic
Atmosphere

Ensure the confined space is flushed, purged and
thoroughly ventilated as required.

Ensure the confined space is free from any flammable /
toxic atmosphere and has sufficient oxygen for normal
breathing.

Obtain the entry permit & other associated permits for
types of work to be carried out.
Place a Standby Person at manhole to maintain contact
with the entrant and record entry / exit.
Lack of Oxygen
Unauthorized Entry
No Contact with the Entrant
Dark / Insufficient Illumination


Ensure safe illumination suitable to hazardous area
classification.

Ensure the work to be carried out inside the Confined
Space fulfill the Permit to Work requirement for the type of
work.





Ensure sufficient ventilation and air circulation inside
confined space.
Provide periodic break / rest to the entrant.
Ensure continued gas monitoring.
Ensure cross ventilation to dispose toxic vapor.
Ensure availability of full body harness & lifeline etc for
emergency retrieval of personnel from Confined Space.

Barricade the Confined Space and post warning notice.

Ensure there is no tool, equipment, rags or other material
left inside
Fire & Explosion
Entry
Heat & Humid
Welding Fumes / Toxic
Hazard
Entrapment or Collapse of
Entrant
Re-entry /
Completion
Left Unattended for Re-Entry
Foreign Materials Left inside
Additional
Hazards
(Other than
indicated above)
JSA Done By
Name:
KOC / ID. No.
Controlling Team:
Signature:
Designation:
Company:
Contract No.(If Applicable):
Date: