Samples Job Safety Analysis Page 17
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42For each task, the observers use Table 4 to
Gravitational energy:
determine all the possible types of energy
a) from the employee’s vehicle: sliding of
present in the process, and Table 5 as a
the car into ditch, fall of the vehicle
checklist to cover all the possible ways in
caused by soft shoulder, rolling down
which a person may come in contact with
a hill.
these energies. For example, for the task
"park vehicle", the energy types and corre-
Potential hazards identified using the energy-
sponding ways of contact are:
barrier approach are listed in the middle
column of the worksheet (Table 6), num-
Kinetic energy:
bered to match the corresponding job task.
a) from the employee’s vehicle: struck
against objects in the environment
(tree, snowdrift), caught in motor
vehicle.
b) from passing traffic: struck by the
oncoming vehicle, caught between
oncoming vehicle and employee’s car.
Table 6. Identifying potential hazards for changing a flat tire
JOB SAFETY ANALYSIS WORKSHEET
JOB: changing tire on a vehicle
Analysed by: John Supervisor and Tom Worker
Date: 29 May 2001
Reviewed by: Joe Expert
Date: 1 June 2001
Approved by: Co-Chairs Health and Safety Committee
Date: 5 June 2001
Sequence of Tasks
Potential Hazards
Preventive Measures
(Energy type & contacts)
(Barriers)
1. Park vehicle.
a) Can be hit by passing traffic.
b) Can be hit by vehicle on
uneven, soft ground.
c) Vehicle may roll on the driver.
2. Get spare tire and tool kit. a) Lifting spare may cause strain.
3. Pry off hub cap.
a) Hub cap may pop off and
hit the driver.
4. Loosen lug bolts (nuts).
a) Lug wrench may slip and hurt
the driver.
5. And so on ……..
a) .........
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