1.
Work Permit alone is required:
a. for High Risk work
b. for Medium Risk work
c. for Low Risk works
d. None the above
2.Renewal of Work Permits (for Medium
Risk Tasks) more than two times shall
be taken by:
a. Shift Safety Engineer
b. Depots Supervisor
c. Maintenance Engineer
d. Section Head in consultation with Area
Safety Engineer
3.Hydro blasting work is predetermined
as:
a. Routine Work
b. Critical Work
c. Medium Risk Work
d. Low Risk work
4. Following action is required if electronic work
permit system not working
a) Take approval from Team leader for
using manual permit
b) Simply shift to Manual work permit
system
c) Temporarily work will be considered
permit free
d) All of the above
5. Work not requiring Permit
a) material handling works in Warehouse
b) Fuel Road Tanker unloading at Filling
Stations
c) Maintenance cold job in building outside
hazardous area (other than control
room) & at height less than 2 M
d) All of the above
6.The allowable concentration of Oxygen
for Confined Space Entry with Inert
atmosphere:
a. 4%
b. 19.5%
c. 5% LEL
d. 5 ppm
7.Work Permit issuer for Electrical
substations within battery limit of
Depots areas/units
a) Depot Division
b) Electrical- Maintenance Division
c) Any one of them
d) Both of them
8.Work Permit issuers in LM Department
a) Shift Depot Supervisors or above in
Depots area
b) Foreman or above in filling Station area
c) Supervisor (or above) with Technical
back ground , assigned as custodian of
an office building
d) All of the above
9.Who will approve the contractor
personnel to work as the Executor?
a. Team Leader Safety ) LM & HO)
b. Respective Site DCEO only
c. c. Respective Dept. Manager or By a
person (Not below Team Leader Level)
delegated by Dept. Manager
d. Local Marketing Manager
10.Examples of Confined Spaces in LM
a) Roof of Floating Roof tank when it is 1.5
meters down
b) Underground storage tank in fuel
stations
c) Excavation pit (1.2 m deep)
d) All of the above
11.Which of the work requires Critical Task
Risk Assessment (CTRA)?
a. Pneumatic Testing
b. Radiography
c. Hydro testing
d. All of the above
12.While performing CTRA (Critical Task Risk
Assessment); if the risk is evaluated as
“Medium” for a task, what action shall be
done?
a. CTRA team’s leader to consult his / her
superior, reassess & determine further
additional control measures which may
reduce the risk to Low
b. Stop the job; it is too dangerous; find
out some alternate safe method / safe
timing (such as during shutdown) of
doing the job
c. Proceed with work
d. None of the above
13.Atmosphere, where toxic gases/vapors
are above TLV (8 hr. Exposure), the
employee shall use:
a. Chemical Cartridge/Canister mask
b. Airline respirator with escape cylinder
c. Either b OR d
d. Self-Contained Breathing Apparatus
(SCBA)
14.The IDLH of SO2 is:
a. 25 ppm
b. 100 ppm
c. 5 ppm
d. 10 ppm
15.What is the maximum allowable
concentration of flammable gases for hot
work?
a. 0% LEL
b. 10 % LEL
c. 15 LEL
d. 20 LEL
16.What is the allowable level of CO for the
vessel entry with SCBA?
a. 700 ppm
b. 600 ppm
c. 500 ppm
d. 400 ppm
17.In Electrical multi-lock system, the
involved people are:
a. Safety, Electrical & Mechanical Maint.
b. Safety, Depots & Electrical Maint.
c. All groups working on electrically
isolated equipment.
d. Electrical maintenance only
18.Issuer shall inspect the work site with the
Executor before issuing the permit for all
Works during normal running of the plant.
a. Not necessary
b. Necessary for all works
c. Necessary for Critical Task only
d. Necessary for Medium Risk works only
19.In normal condition, who will issue the
Work Permit for Office Buildings?
a. Building Custodian
b. Safety Engineer
c. Depot Supervisor
d. Sr. Engineer-Depots
20.What is the TLV (8 hr.) of SO2?
a. 10 ppm
b. 25 ppm
c. 2 ppm
d. 33 ppm
21.The IDLH of H2S is:
a. 25 ppm
b. 5 ppm
c. 10 ppm
d. 100 ppm
22.For any hot work, gas test has to be done in
an radius of:
a) 8 meters
b) 50 meters
c) 15 meters
d) 25 meters
23.Work Permit + SWP checklist + CTRA is
required.
a. for High Risk work
b. for Low Risk works
c. for Medium Risk work
d. None the above
24.For maintenance job on or around Cross
country pipelines coming to LM, work
permits will be issued by
a) Duty Safety Engineer
b) Depot Supervisor
c) Depot Operator
d) None of the above
25.Specific site/area is declared as “Work
Permit Free” by:
a. Team Leader, Depots
b. Team Leader, Safety
c. Manager, Local Marketing
d. Team Leader, Maintenance
26.What is the limit of flammable gases for hot
work in inert atmosphere
a. 10% LEL
b. 10 ppm
c. 1% LEL
d. 20 % LEL
27.What is the TLV of CO?
a. 10 ppm
b. 25 ppm
c. 33 ppm
d. 2 ppm
28.Abrasive blasting by using garnet work is
predetermined as:
a. Routine Work
b. Medium Risk Work
c. Critical Work
d. Low Risk work
29.Who shall decide the level of Electrical
isolation required?
a) Issuing authorities
b) Executing authorities
c) Electrical Maintenance
d) All of the above
30.Which of the following is not a work
permit?
a) Vehicle Certificate
b) Confined Space Entry
Authorization
c) Excavation Authorization
d) All of the above
31.During turnarounds in Depots premises, for
continuous Critical works, renewal of Work
Permits up to maximum of 7 days shall be
decided by:
a. Safety Engineer
b. Depots Supervisor
c. Depots Team Leader
d. Critical Risk Assessment Team
32.Who will issue the Permit for any work on
roads after office hours and during
weekends / holidays at the Depots?
a. Depots Supervisor
b. Shift Safety engineer
c. Security officer
d. None of the above
33.In case of manual Work Permits,
completed work permit should be closed
and filed for minimum one month by:
a. Executer
b. Field Operator
c. Issuer
d. Both a & b
34.What is the allowable level of CO for the
vessel entry with SCBA?
a. 400 ppm
b. 33ppm
c. 25 ppm
d. 10 ppm
35.Executing Authority Responsibilities
includes
a. Check the site by himself (not the
deputies)
b. Indicate types of tools & equipment
required
c. Describe job & associated hazards to
the workmen
d. All of the above
36.Servicing of Telephone at offices requires:
a. Cold Work Permit
b. No Work Permits
c. Hot Work Permit
d. Confined Space Entry Authorization
37.The space is considered as “Confined space”
when it meets the following requirements or
conditions
a) Is large enough and so configured that
an employee can bodily enter
b) Has limited or restricted means for
entry or exit
c) Is not designed for continuous
employee occupancy.
d) All the above
38.When should the crane operator visually
inspect the crane?
a. When a replacement is needed
b. Monthly
c. Weekly
d. Each time it is used
39.Difference in document requirement
between Medium Risk and High Risk Job is
mainly:
a) Work Permit
b) SWP Checklist
c) CTRA
d) All of the above
40.Informing Fire station is mandatory for
following category of Job
a) Critical work
b) Medium risk work
c) Low risk work
d) All of the above
41.What are the associated documents, which
if available, needs to be mentioned in Work
Permit Form?
a) Excavation Authorization
b) Confined Space Entry
c) CTRA
d) All of the above
42.Which of the following are considered as
hazards of Confined Spaces
a) O2 Deficiency
b) Presence of flammable gases
c) Presence of toxic gases
d) All of the above
43.Technician level may be considered only
for Cold work permit except
a) not related to opening of vessels
b) disconnecting lines in flammable
services
c) radiography
d) All of the above
44.Gas Testing in LM is carried out by
following personnel
a) Depot Operator
b) Safety Supervisor
c) None of the above
d) Both (a) and (b)
45.For medium risk works the Executor shall
assign a person in the working crew (to
supervise the work in his absence
temporarily), He shall
a) be approved by executing division Team
Leader
b) have completed work permit level-II
training
c) be named in the permit
d) All of the above
46.At Filling Stations, work permit is required
for:
a) Unloading of Fuel Road Tanker to
storage tanks
b) Re-lamping of Canopy lights using Lift
All
c) Bulk loading of tanker (less than 5000
liters) at Filling Stations
d) All of the above
47.Responsibility for safe execution of the job
primarily lies with
a) Maintenance
b) Other executing departments in KNPC
c) Contractors Safety personnel
d) All of the above
48.Which of the following statement is “True”:
Gas Test is:
a) Not required for Vehicle entry into
hazardous area
b) Required for all Cold Work Permit
c) Required for all Confined Space Entry.
d) Required for all Excavation works
49.Road Fuel tanker unloading in the Filling
station underground tank requires:
a) Hot Work Permit
b) Confined Space Entry
Authorization
c) Nothing
d) Cold Work Permit
50.If the work area is outside Depot
Boundary next to the fenced area, work
permit to be issued by
a) Operations
b) Safety Division c) Security Division d) None of the above
