Adverse Weather
Adverse Weather
Adverse
Weather has a potential
to increase the likelihood of hazard
which can cause life threat
to human being. Each type of adverse
weather condition
is associated with unique hazards.
The extent and severity of adverse weather
is unknown, the probability of incident
increases and consequences are very severe.
Adverse weather is a factor
that is known to have negative impact
on project performance.
Adverse Weather can take many forms:
Ø High temperature condition
Ø Lower temperature condition
Ø Precipitation in the form of rain, snow
Ø High wind conditions
Ø High or low humidity
conditions / fog
Secondary effects from adverse weather:
Ø Mud conditions causing lack of accessibility or inability to purse earth work operation
Ø Moisture conditions resulting in mould or mild dew abatement needs
Snow and ice removal needs
Safety precautions to be taken in adverse
condition:
Ø
Maintain liaison with weather department
Ø
Pre job planning & job prioritization shall be done
Ø
Stop construction activity
in adverse weather
condition and shift the personnel to a safer location.
Ø
Critical activity like as crane operations / rigging shall be stopped due to adverse weather conditions,
such as :
ü
Excessive wind velocity or gusting
ü
Fog and poor visibility
ü
Lighting and storms
ü
Changing soil conditions and avalanche:
·
Heavy rains
·
Heavy snows
Ø Avoid driving in adverse weather conditions. If not possible
do the following:
ü
Reduce speed
ü
Increase the following distance
ü
Turning and breaking carefully
ü
Use parking lights
ü
Park in safe location
until conditions improve
Ø No charging and blasting activity
shall be done during
storm and lightning.
Ø Handling of explosives shall be avoided during thunderstorm or when thunderstorm is expected. All people shall retire from the place safely.
Ø Before starting work all the loose rocks at height and soil cuts to be checked at excavated areas.
Ø Prior to resume work the structure stability must be ensured
to start any activity.
Ø Good hygienic
condition shall be maintained to prevent an outbreak
of any diseases.
Ø Watch for water pooling.
Ø In extreme hot climate take adequate precautions to avoid heat stroke.
Ø In extreme cold climate take adequate
precautions to avoid frost bite.
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