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1. Have explosives magazines on surface
been designed and constructed in compliance
with relevant legislation and using proper
engineering standards?
a) Federal Requirementsa) Compliance with Federal Regulations
a) Regulation 854, Section 123(1): explosives
stored on surface stored in compliance with
Explosives Act (Natural Resources Canada, Explosives
Regulatory Division).
b) Constructionb) Construction to Federal Standard, proper
engineering standards respected
b) Section 123(1): explosives stored on surface shall
be stored in compliance with Explosives Act
(NRC,ERD).
c) Location of surface magazinec) Located to Federal Standard, quantity/distance
principles
c) Section 123(2): Surface magazines shall be
located in conformity with the ERD Quantity and
Distance tables.2. Are magazines on surface inspected by
competent persons on an established
frequency, considering the following:
d) Notifications/licences d) MOL notification posted in magazine
d) Section 123(3): A copy of the notification
submitted under 123(4) shall be posted in the
magazine. Section 123(4): Copy of notice of magazine
shall be given to JHSC or Worker Rep.
e) Capacity/quantity e) No overloading of magazines e) Refer to Federal Regulation (Storage Standards).
f) Security f) Locks and doors monitoring/surveillance f) Refer to Federal Regulation.
A. MAGAZINES AND STORAGE
EXPLOSIVE HAZARDS CHECKLIST
Construction and Inspections of Surface Magazines and Equipment
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g) Housekeeping
g) Cleanliness, maintenance of product,
inspections and inspection log books, inspection
schedule, spill cleanup and refuse accumulations
g) Section 128(1): Magazines and storage
containers shall be kept clean and dry.
h) Signage h) Explosive, Smoking Hazard signage
h) Section 126(1)(c): Magazines/storages
conspicuously marked with “Danger Explosives”
signage.
i) Rotation of stock i) “First in, first out”i) Section 128(3): Explosives longest in magazine
shall be used first.
j) Electrical hazards
j) Installed electrical equipment and protection
from lightning strikes, use of radios in and near
magazines
j) Section 129: Electrical equipment and wiring in
magazines and storage areas shall comply with
Ontario Electrical Safety Code and NRC Storage
Standards for Industrial Explosives.
k) Compatibility of productk) New and trial products may not be compatible
with existing stock
k) Hazard assessment prior to introduction to
existing magazine (best practice).
l) TACN l) Tetra-ammine copper nitratel) TACN Hazard assessment should be part of
inspection process (best practice).
3. Are underground explosive magazines
located and constructed in compliance with
legislation and using proper engineering
standards?a) Construction/location
● Distance to shaft
● Electrical systems
● Future development
● Security
● Surrounding area
● Access
a) Protection of workers, infrastructure and
explosives
a) Regulation 854, Section 126(1): location of
underground explosives storage areas, including
magazines.
4. Are underground explosive magazines and
storage areas inspected by competent
employees on established frequency
considering the following:
Construction and Inspection of Underground Magazines and Equipment
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b) Capacity/quantity b) Maximum capacity not exceeded
b) Section 125(3): maximum explosive storage
capacity at explosive storage areas, including
magazines, shall be identified and maintained within
the mine plans.
c) Housekeeping
c) Cleanliness, maintenance of explosive
products, inspections and inspection log books,
inspection schedule, spill cleanup, refuse
accumulation, protection from water inflow and
accumulation
c) Section 128(1): Magazines and storage
containers shall be kept clean and dry.
d) Signage d) Explosive hazard area identification
d) Section 126(1)(c): Magazines/storages
conspicuously marked with “Danger Explosives”
signage.
e) Rotation of stock e) “First in, first out”e) Section 128(3): Product longest in mag shall be
used first.
f) Electrical hazardsf) Installed electrical equipment and protection
from, use of radios in and near magazines
f) Section 129: Electrical equipment and wiring in
magazines and storage areas shall comply with
Ontario Electrical Safety Code and NRC Storage
Standards for Industrial Explosives.
g) Ventilationg) Ensure adequate supply of fresh air to
explosive magazine
g) Section 252(1)(b): Ventilation system shall be
provided that will dilute and remove contaminants
from all workplaces.
h) Product compatibilityh) New and trial products may not be compatible
with existing stock
h) Hazard assessment prior to introduction to
existing magazine (best practice).
i) TACN i) Tetra-ammine copper nitratei) Hazard assessment to identify the presence of
TACN (best practice).
j) Detonatorsj) Detonator storage separate from explosive
agents
j) Section 128(6): Detonators and caps shall be
stored at least eight meters (25’) from any other
explosives.5. Underground explosive storage areas that
are not magazines
k) Locations/quantities
k) Isolation of explosives from drilling and blasting
operations, protection of workers, infrastructure
and explosives
k) Section 125(4a): Employer JHSC consultation to
identify appropriate locations.
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l) Recording of locationsl) Control of inventory and info as may be
required in emergency situations
l) Section 125(1): Where less than 160 kg of
explosives are kept, in suitable containers and
locations away from drilling and blasting operations.
Section 125(2): if supply of less than 160 kg exceeds
five days, explosives shall be kept in magazine.
Section 126(1): location of underground storage
areas.
6. Are storage areas designed and built with
the appropriate standards ensuring all sources
of possible inadvertent initiation have been
identified?
a) TACNa) TACN Hazard assessment should be part of
inspection process (best practice).
b) Equipment in storage area b) Regulation 854, Section 123
c) Electrical practicesc) Section 129(1)(a)(i): Electrical equipment to
comply with Ontario Electrical Safety Code.
7. Inspection reports
a) Are inspection reports written? a) By competent person, JHSC
a) Regulation 854, Section 127(2): weekly
inspection by competent person who shall report in
writing to a supervisor.
b) Are they kept for a time? b) 12 month minimum, due diligenceb) Section 127(3): Reports shall be kept for at least
six months.
c) Are checklists used for inspections? c) Sample of checklist
c) Checklist recommended, Fed. Inspector checklist
could be used as template, see attachment for surface
magazines.d) Are deficiencies recorded and
corrected in timely fashion?d) Follow-up sign off d) Industry best practice.
e) Is there a classification system for
identified deficiencies?e) Risk analysis e) Industry best practice.
8. Are there special storage requirements for
trial products?
Mixing of blasting products could be
dangerous. Industry practice.
9. Is there a program in place to prevent
unauthorized use of trial products?Industry practice.
Protection from Sources of Ignition
Inspection Reports
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1. Is there an inventory of all equipment that
is used with detonator and explosives
products?
Kettles/pressure vessels
Loader/picker
Swedish loading guns
Bazookas/Sputnik
Kaboom
Bulk loading systems
Hoses - low stat
Equipment used with detonator and explosives
products may require additional procedures for
maintenance and use.
OHSA/90, Section 25(1)(b): employer shall ensure
that equipment, materials and devices provided by
the employer are maintained in good condition.
2. Is there a formal procurement policy for
the purchase and commissioning of equipment
related to explosives and their use?
Is JHSC member or worker rep. participation
included?
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
Are radios and other products that could affect
explosives included in any procurement review?
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
3. Are records kept for explosives received
and issued? Inventory control form
Section 123(1): explosives stored on surface shall be
stored in compliance with Explosives Act (NRC,ERD).
Industry practice.
Log books
Section 123(1): explosives stored on surface shall be
stored in compliance with Explosives Act (NRC,ERD).
Industry practice.
4. When explosive products are received,
are checks made to ensure purchase order
specifications are met.
Outer packaging of explosives must be
identified within the ladder with the Explosives User
ID number issued by the MOL.
The Federal Explosives Regulations, sections 85(1)
and 104(1) require that packaged explosives be
marked with an ID code. In the case product going to
a mine site or mine magazine, the number is the
Ministry of Labour issued Explosives User number (or
PPID). This number must be affixed to the packaging
by the supplier.
B. INVENTORY CONTROL – EXPLOSIVE PRODUCTS AND EQUIPMENT
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Purchasing/procurement standard
The Federal Explosives Regulations, sections 85(1)
and 104(1) require that packaged explosives be
marked with an ID code. In the case product going to
a mine site or mine magazine, the number is the
Ministry of Labour issued Explosives User number (or
PPID). This number must be affixed to the packaging
by the supplier.
Comparison with purchase order
The Federal Explosives Regulations, sections 85(1)
and 104(1) require that packaged explosives be
marked with an ID code. In the case product going to
a mine site or mine magazine, the number is the
Ministry of Labour issued Explosives User number (or
PPID). This number must be affixed to the packaging
by the supplier.
5. Have any issues with compatibility
between new and existing product been
identified prior to a product being introduced
on surface or underground?
Mismatch or substitution of similar but non
compatible product
Industry practice, manufacturer/supplier
recommendations.
6. When establishing trials for explosive
products has a formal risk assessment been
completed identifying the scope and
timeframes associated with the testing?
JHSC inclusion in assessment
OHSA/90, Section 9(18)(a): Committee has the power
to identify situations that may be a source of danger
to workers.
7. Have all personnel been made aware of
the testing of new product including end users,
maintenance, emergency response and
supervision?
Training and communications
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
8. Have mill, dry/custodian, security,
maintenance personnel been made aware of
reporting/handling procedures?
Training and communications
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
C. DISPOSING OF OLD AND/OR DAMAGED EXPLOSIVE/DETONATOR PRODUCTS
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1. Has a risk assessment been done on the
hazards of disposing of old or discarded
detonators and explosive products?
JHSC involvement
OHSA/90, Section 9(18)(a): Committee has the power
to identify situations that may be a source of danger
to workers.
2. Has a procedure been developed
regarding the safe disposal of damaged
explosive products?
Documentation
Responsibility
JHS involvement
Regulation 854, Section 128(4): written procedure
developed with the JHSC for the safe disposal of
explosives.
3. Is the standard procedure implemented,
communicated and enforced? Training and communication
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
1. Has the Joint Health and Safety
Committee been involved as the Regulations
prescribe?
a) Notification of Use or Storage of Explosives
a) Regulation 854, Section 123(4): Employer shall
give written notice to the inspector and the joint
health and safety committee and safety
representative.
b) Explosive areas that are not magazines
b) Section 125(4): Employer shall, in consultation
with JHSC, establish a procedure identifying and
recording explosive storage areas that are not
magazines.
c) Procedure for safely disposing of damaged
explosives
c) Section 128(4): Employer shall, in consultation
with JHSC, establish procedure for safe disposal of
damaged explosives
d) Procedure for regular washing of bulk
explosives vehicles
d) Section 135.0.1(8): Employer shall, in
consultation with JHSC, develop a procedure for
regular power washing of bulk explosives vehicles.
2. Are explosives magazines in the control of
a competent person?
Regulation 854, Section 127(1): Magazine shall be in
control and direction of a competent person.
1. Is there a preventative maintenance
program in place for equipment related to
explosives and blasting?
TACN
Pressure vessels
Loaders
Bulk systems
OHSA/90, Section 25(1)(b): Employer shall ensure
that equipment, materials and devices provided by
the employer are maintained in good condition.
D. ADMINISTRATION
E. MAINTENANCE OF EXPLOSIVES RELATED EQUIPMENT
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2. Has a procedure been developed for the
pre-inspection of equipment to be serviced on
site or sent off site for service?
Checklist
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
3. Is there a formal program in place to
ensure all supplier notifications are shared
with appropriate user and maintenance
personnel?
Product recalls
Hazard alerts
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
4. Is there a formal maintenance program
for the central blast system that includes
isolation from detonating cables, power
lighting and communication cables and pipes,
rails and other continuous metal circuits?
Regulation 854, Section 151(c): Blasting cables and
wires shall not come into contact with detonating
cords, power, lighting and communication cables or
pipes, rails or other continuous grounded metal
circuits.
1. Are written procedures established for
employees transporting explosive materials:
On surface?
In the shaft?
Underground?
Legislated requirement
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
Standard operating procedures
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
Red light usage, appropriate signage
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
Ensuring all explosive products are separated
and protected from any metal contact
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
F. TRANSPORTATION AND HANDLING
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Adequate guarding of explosives while in
transit
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
No movement of worker(s)/material or gear
while explosives are being transported except for
crew designated
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
All explosive products should be moved to
designated areas without delay
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
Transportation of Dangerous Goods TDG –
surface transportation to site, on site it is a good
practices for shaft crews and others handling on a
regular basis
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
2. Are written procedures established for
the guarding of blasts for:
Surface?
Underground?
Precautions before, during, and after blast –
returning to scene and protection of employees
that could be affected by after-blast gases
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
Standard operating procedure – blasting
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
3. Is there a written procedure for post-blast
examination following all blasts? Standard operating procedure
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
Post blast inspection
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
Ensuring employees have proper breathing
apparatus
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
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DATE4. Are written procedures established for
blasting which include:
preparation of face/bench
drilling in face and/or bench
secondary blasting
misfires
smoking
signage
barricades
fly rock
remote drilling
squeeze slashes
construction projects
air traffic
Legislated requirement
Standard operating
Documents for all
Regulation 854, Section 142: A competent person
shall be appointed to design each primary blast at a
surface mine.
Section 142(4): The person in charge of the blast shall
keep a record.
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
5. Are written procedures established for
secondary blasting that cover:
chutes
crushers
passes
hang-ups
grizzlies
draw points
oversize muck
storage bins
Legislated requirement
Standard operating
Documents for all
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
6. Are written procedures established for
blasting in the vicinity of diamond drill holes?
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
7. Is there a written standard established
that controls and/or restricts the use of radio
transmitters around detonators, magazines
and blast sites?
Legislative requirement
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
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Standard Operating Procedure
Radios
Cell phones
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
8. Have workers been provided instruction
on the dangers of handling explosives? Communications
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
Written materials
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
Crew safety meetings
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
Personal contacts
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
Hazard alerts
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
Electrical storms
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
9. Is there a program established for the
monitoring of lightning and electrical storms?
Surface and underground
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
Industry practice.
G. TRAINING
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ITEMS KEY ELEMENTS LEGISLATIVE REFERENCE or JUSTIFICATION YES NO RESPONSIBLECOMPLETION
DATE1. Have appropriate employees received
formal training involving the use of explosive
materials such as:
transporting/handling
storing
loading
inspections
fly rock - prevention of damage to
surroundings, protection of blaster and site
personnel
Legislative requirements
Training records
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
2. Is refresher training provided to
employees involved in the handling and use of
explosive materials?
Refresher training records
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
Safety meeting discussions/sign off sheets
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
3. Have all personnel/public, who may be at
risk of exposure, been identified and trained in
hazard identification related to explosive
products?
New workers/young workers/temporary
workers/security/dry personnel/maintenance
personnel
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
1. Has an emergency preparedness risk
assessment been completed, looking
specifically at explosives?
JHSC
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
Management
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
H. EMERGENCY PREPAREDNESS
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Subject matter experts
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
2. Has the findings of this risk assessment
been formalized in the policies and procedures
at the site?3. Have the workers/staff/emergency
responders received training on emergency
measures to be taken in case of fire/flood/fall
of ground, etc.?
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
Location of fire extinguishers and instructions
as per use. Explosive fire – how will a fire be
handled?
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
4. Has the emergency response plan been
communicated to other responders Mutual Aid
agreements etc. Surface Fire Brigades?
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
Legislated requirement
Federal (Explosives Act)
Provincial (Regulation 854)
Section 123(1): explosives stored on surface shall be
stored in compliance with Explosives Act (NRC,ERD)
Industry practice. Records
Surface
Underground
Section 123(1): explosives stored on surface shall be
stored in compliance with Explosives Act (NRC,ERD)
Industry practice.
2. Are incidents involving explosive materials
formally investigated?
Investigation reports
JHSC involvement
Directive
OHSA/90, Section 51: When a worker is killed or
critically injured
OHSA/90, Section 53: Accident,
premature/unexpected explosion.
Regulation 854, Section 21(g): a fuse, detonator or
explosive is found to be defective.
Regulation 854, Section 122(3)(c): Any careless act of
placing or handling explosives shall be reported to the
inspector.
1. Have standards been established to
comply with explosive legislative requirements:
notices
inspections
licences
signage
I. INVESTIGATION/REPORTING REQUIREMENTS
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3. Is there a process to ensure that
recommendations arising from an investigation
are dealt with in an established time frame?
JHSC involvement Section 9 – JHSC should be involved.
4. Are appropriate agencies notified when
incidents occur? Legislated requirement
OHSA/90, Section 51: When a worker is killed or
critically injured
OHSA/90, Section 53: Accident,
premature/unexpected explosion.
Regulation 854, Section 21(g): a fuse, detonator or
explosive is found to be defective.
Regulation 854, Section 122(3)(c): Any careless act of
placing or handling explosives shall be reported to the
inspector.5. Is there a system in place to ensure
identified deficiencies are corrected in a timely
manner:
Ensure time frames are being met
Appropriate corrections are done
Sign-off and dates
Best practice.
• explosive legislative requirements
• training
• inspections
• transporting of explosives
• blasting vicinity of diamond drill holes
• radio transmitters around detonating
materials
• incident investigation
• storage requirements
o surface
o underground
• purchasing/delivery of explosives?
6. Is there a system to regularly report on
reasons why deficiencies are not corrected in
the time frame established?
Best practices.
An employer shall take every precaution reasonable in
the circumstances for the protection of a worker.
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7. Is there a system to implement
recommendations made in various program
activities:
Responsibilities assigned/who
Recommendations made
Health and Safety Policy.
OHSA/90, Section 25(2)(j): An employer shall prepare
and review at least annually a written occupational
health and safety policy and develop and maintain a
program to implement that policy.
• incident investigation
• formal training
• refresher training
• transporting of explosives
• engineering standard modifications?
8. Is there a system to regularly report on
the reasons why JHSC recommendations may
not be implemented?
Measure against established standards
Section 9(20) A constructor or employer who receives
written recommendations from a committee or co-
chair shall respond in writing within 21 days.
Section 9(21) A response of a constructor or employer
under subsection (20) shall contain a time table for
implementing the recommendations the constructor
or employer agrees with and give reasons why the
constructor or employer disagrees with any
recommendations that the constructor or employer
does not accept.
9. Are audits conducted of the “explosives”
program element at least every two years?
Part of your Management Health and Safety
Program.
Best practices.
OHSA/90, Section 25(2)(j): An employer shall prepare
and review at least annually a written occupational
health and safety policy and develop and maintain a
program to implement that policy.
10. Are audit results analyzed to determine
the effectiveness of the explosives program
element:
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
• managing and planning
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• training
• inspections and corrective action
• standard operating procedures
• and best practices
• incident investigation
• communication
• engineering and control systems
• purchasing products and services?
11. Are the results of these audits shared with
appropriate personnel? JHSC and Management
Section 9 (18)(d)(i)(ii): It is the function of the
committee and it has the power to obtain information
from the constructor or employer respecting the
identification of potential or existing hazards of
materials, processes or equipment, and health and
safety experience and work practices and standards in
similar or other industries of which the constructor or
employer has knowledge.
OHSA/90, Section 25(2)(a): Employer shall provide
information, instruction and supervision to a worker
to protect the health and safety of the worker.
12. Are action plans developed to deal with
the findings of the analysis?
Follow up to audits as continuous
improvement.
JHSC and Management
OHSA/90, Section 25(2)(j): An employer shall prepare
and review at least annually a written occupational
health and safety policy and develop and maintain a
program to implement that policy.
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