DRAINAGE HIRAC sub-station
JOB STEPS HAZARD HAZARD CONTROL MEASURES HAZARD
CLASS CLASS
1. Pre job planning - Contaminated soil not B - Review site and/or historical C
identified resulting in work information to evaluate potential for
stoppage if discovered encountering contaminated soil. Have
During excavating. plan when contaminated soil is likely.
-Underground lines and -Contact utility companies to determine
utilities not identified if underground utilities are in area of
resulting in contact, excavation. Review site drawings and
damage, spill, electrocution. conduct area survey with utility locator to
identify specific locations of
-Water table and soil underground lines (Hot Work form may
structure not evaluated – be required when surveying in an
risk of work stoppage due to electrically classified area). Mark
unstable soil or water in locations on surface.
excavation.
-Review/consult geological surveys,
- Above ground hazards or have soil type evaluated by a qualified
encumbrances overhead person such as a Soils Engineer, Civil
lines, trees, utility poles, etc. Engineer or similar. Determine type of
not identified resulting in protection (shoring, sloping, benching,
contact, damage, etc.) when excavation will be deeper
electrocution. than 5 feet/1.5m.
-Agency notification/permit - Review site for above ground hazards
for excavation not and remove, secure or otherwise
completed where required
(required in some address before excavating.
jurisdictions)
- Potential notice of violation for not
making notification or obtaining permit
(where required).
2. Obtain General -Permits/forms not in place A -Check all permits for accuracy and C
Work Permit /work delayed, hazards not proper approval.
identified/mitigated. -Ensure all documentation is in place.
-Excavating without proper
documentation.
3. Pre job meeting -Workers not aware of job A - Discuss all aspects of the excavation C
with all workers scope, hazards, timelines with all involved. Ensure workers
involved supervision etc. – increased risk of understand risks and mitigation, what
and operations incident (list specific to job work is in scope for permit/form. Ensure
being performed) selected PPE is worn correctly.
- Review all appropriate documents with
all workers involved in the excavation.
4. Locate and prepare - Wrong area to be A - Identify correct area to be excavated. C
area to be excavated. excavated -Remove or mitigate any existing
- damage to underground hazards that may exist on the surface of
utilities, spill, and the area to be excavated.
electrocution. -Visually ID above ground services/lines
-Existing hazards on the in area that may be damaged or create
surface of area to be an overhead hazard.
excavated
-contact with overhead
lines, damage to surface
equipment/lines, surface
items falling into excavation.
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A C
5. Locate -Damage to underground
underground services, potential spills, -Locate underground services, product
services, product potential shock hazards, lines, electrical conduits, and other
lines, electrical personal exposure to obstructions. This could include
conduit and other unidentified hazards and
information from utility companies,
underground possible business
obstructions. NOTE: interruption. existing drawings, operations knowledge
This may be included and/or radar or radio wave detection.
in pre-planning step -Review marked locations of
#1. underground services/piping and
electrical with all workers.
-Only dig by hand when carrying out
exploration evacuations.
6. Barricade area to -Unauthorized and/or A -Completely barricade the entire area to C
be excavated. unintentional entrance to be excavated.
excavation – fall into -Use signage and/or tags to indicate
excavation. purpose of barricading.
-Potential hazard of both - Have traffic re-route plan when
worker and mobile necessary to safely re-route traffic.
equipment falling in - Barricades to be clearly lit during
excavation. darkness with warning lights.
-Traffic may have to be re- -Make eye contact with drivers in
routed – create other hazard vehicles to avoid being missed and
(identify here). struck. Wear high visibility vests in traffic
areas. Establish walkways for workers to
- Motor vehicle crashes and
avoid moving vehicles.
injuries to occupants as
barriers not visible
especially during darkness.
-Struck by moving vehicle at
site.
7. Mobilization/set up - MVC (motor vehicle A - Contractor to ensure pre-evaluation C
of excavation collision) when moving made to determine safest routing of
equipment to site equipment inside the facility equipment to excavation location,
striking fixed objects, ensure equipment operator is trained
personnel, other vehicles, or and certified to operate equipment used.
other equipment including
overhead lines -Spotter to be used during initial
(electrocution hazard). placement or repositioning of
equipment.
- Excavation equipment in
unsafe mechanical -Ensure minimum safe distance from
operating condition may power lines (list here based on voltage),
cause loose object to fall off de-energized where possible during
and damage equipment or excavation.
personnel, cause a
business disruption if - Excavation equipment to undergo a
equipment needs to be mechanical inspection to verify it is in
replaced. safe operating condition, no loose
objects.
8. Excavate with -Damage to services and A - Spotter for equipment at excavation. C
Equipment (backhoe, infrastructure not identified - Shallow or slow digging with toothless
air powered spade, or in above ground/below bucket. Check for overhead interference
similar). ground survey, hydrocarbon
release, loss of utilities, - When underground utilities, lines, and
electric shock hazard.
other obstructions can’t be accurately
-Possible water
accumulation. located in pre-planning, dig by hand or -
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When unidentified line, obstruction,
-Contaminated soil concrete (red or otherwise), or similar is
discovered. contacted, stop work, notify facility, and
re-assess hazards.
-Pump out water when required.
- Mobile equipment no closer than 3
ft/1m from the edge of the excavation.
-All excavated and other loose material
placed minimum of 3 ft/1m from edge of
excavation.
- Workers stay out of line of
fire/rotational path of excavator.
-Contaminated soil must be properly
handled and disposed .
9. Excavation with -Damage to services & A - If unidentified line, obstruction, C
hand tools (shovels, infrastructure not identified concrete (red or otherwise), or similar is
blunt nosed bars, not in below ground survey, contacted, stop work, notify facility, and
power tools).
hydrocarbon release, loss of re-assess hazards.
utilities, electric shock - Pump water out when necessary.
hazard. -- Mobile equipment no closer than 3
ft/1m from the edge of the excavation.
- Possible water - All excavated and other loose material
accumulation. placed minimum of 3 ft/1m from edge of
- Ergo strain. excavation.
- Heat stress. - Workers to use proper body mechanics
when using hand tools in excavation.
- Contaminated soil
- Workers to take regular breaks (specify
discovered.
time based on work conditions).
- Workers to drink fluids, take breaks
when working in warmer weather.
-Evaluate if need to provide shaded
break area.
- Contaminated soil must be properly
handled and disposed of and should be
segregated from uncontaminated soil.
10. Bedding -Improper lifting and posture B -Correct manual handling, use proper PPE at C
Installation during installation all times
11. Use of manual -Inside excavation, lowering or B -Access must be granted in order to bring C
compactor extracting compactor down or retrieve the compactor in order to
avoid bodily harm.
12. Use of plate -Inexperienced compactor B -Trained person to use compactor. C
compactor operators
13. Pipe Placement -Improper lifting and posture B -Correct manual handling, use proper PPE at C
during installation all times
14. Re- bar works -Installation of re bar B -Wear proper PPE. C
-When installing re bar, a working platform
and suitable step board must be supplied to
avoid slips, trips, and falls.
15. Form works - Use of hand tools B -Inspect hand tools for defects. C
-Use of Power tools -Fabricated tools must be documented and
Sharp edges approved by QA/QC before being utilized on
Scattered materials site.
Collapse of form works -No personnel shall use power tools unless
they have received training.
-Wear Appropriate PPE
-Appropriate material handling
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-Housekeeping must be done before and
after work.
-Waste segregation
-Proper waste disposal in accordance with
the environmental management plan.
When pouring concrete, make sure the form
work is correctly supported.
16. Concreting/ -Cement / Oil etc. B -SDS for all chemicals will be given. C
plastering and masonry -Adequate PPE should be used when
works working with cement.
-When loading cement or aggregate, keep
-Bagger mixer your distance.
-PPE is required (e.g. gloves, safety shoes,
gum boots, covered clothing)
-To avoid tilting, ensure that all equipment is
correctly installed.
-A rotating portion will be covered.
-Disposal of exist cement or -Extra cement should be properly disposed
cleaning cement mixer of; do not simply throw excess cement
somewhere.
-Vibrators -Check equipment before using to avoid
leaks.
-Moving parts of machinery -All moving parts of machinery employed
must be guarded in line with regulation 1200.
17.Steel cover -Improper lifting and posture B -Correct manual handling, use proper PPE at C
Installation during installation all times
18.Welding /cutting Exposure of workers to A -Ensure workers are complying with the C
/grinding various hazard like hand min. PPE req. Safety shoes, helmet,
injury, dust, eye injury
safety glass, dust mask,
-Ensure that double eye protection is
required .Ensure that the safety glass is
worn under the welding and grinding
mask.
-First aid kit available at site.
-Hand gloves and welding gloves should
be worn
-Ensure workers are wearing both the
eye goggles & face shield/welding mask
19. Backfill -Workers getting trapped by A - Only allow trained and competent C
Excavations machinery. workers to operate machinery.
- Workers stay out of line of
fire/rotational path of excavator.
- Water logged backfill will - Safety watch/spotter during backfill
not compact and excavation (when warranted).
area surface is uneven. - Correct selection of backfill material
that will properly compact.
20. Demobilization of -MVC when moving A - Spotter to be used to ensure C
excavation equipment equipment inside the facility equipment does not come in contact
from site striking fixed objects, with live power lines, fixed objects, or
personnel, other vehicles, or equipment.
other equipment including - Only authorized personnel allowed to
overhead lines. be present during the loading of
excavator onto its transport vehicle.
- Prior to moving, check all securing
devises to validate they are secured.
21. Night works Working with insufficient A -sufficient lights to be provided. C
lights. -Each workers shall provide with head
lights
-An emergency car, a first aider, and a
first aid kit package will be provided.
-Coordinate with CCI management for
work during the night.
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Hazard Classification
Class Condition or practice likely to cause serious disability, loss of life or body part, and/or extensive loss of structure, equipment or materials. This
A: condition must be fixed or controlled within 24 hours.
Class Condition or practice likely to cause serious injury/illness, resulting in temporary disability or property damage that is disruptive but less severe than in
B: Class A. This condition must be fixed or controlled within two (2) weeks.
Class Condition or practice likely to cause minor, non-disabling injury/illness, and/or non-disruptive property damage. This condition must be fixed or
C: controlled within one (1) month.
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