03 02 Environmental Hazards & Extreme Conditions

STONEY THEN ROCKY

• Adequate illumination
  Light-colored clothing or vest with reflective tape
  Flashlight
  Pre-operational inspections

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ROCKY

• Check headlights and taillights
  Turn your lights on at sundown
  Don't overdrive your headlights
  Use the berm as a steering guide
  Reduce your speed at night
  Allow extra distance between vehicles
  Allow time for your eyes to adjust

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ROCKY

• Check for bare wires and broken wires
  Report any issues with power or mechanical stability

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This content is already covered in the first aide module

ROCKY

• Heat related problems:
  Heat stroke
  Heat exhaustion
  Cramps
  Fainting

• To minimize heat related problems:
  Drink cool water, about 8 oz. every 15 - 20 min.
  Drink as many ounces of water as you weigh in pounds every day
  Wear cool-light colored clothing
  Don't eat a large meal before working in a hot environment
  Avoid alcohol and caffeinated beverages
  Rest in a cool area if you start to feel the effects of the heat

• Watch your co-workers for signs of heat stress:
  Headaches
  Dizziness or lightheadedness
  Weakness
  Irritability or confusion
  Upset stomach/vomiting
  Decreased or dark-colored urine
  Fainting or passing out
  Pale, clammy skin

• What to do if your co-workers show signs of heat stress:
  Move victim to cool, shaded area
  Lay victim on his/her back with legs raised 6-8 inches
  If nauseous, lay on side
  Loosen or remove heavy clothing
  Spray cool mist of water or apply wet cloth to skin
  Drink cool water every 15 min.
  Call 911 if not better shortly

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This content is already covered in the first aide module

ROCKY

• Hypothermia, when the body can't warm itself
  Symptoms:
  Low body temperature
  Shivering
  Numbness
  Weakness
  Confusion
  Drowsiness
  Impaired vision

• Prevention:
  Wear layers of clothing
  Windproof outer shell
  Insulated hard hat or liner
  Insulated gloves
  2 pairs of socks
  Restrict exposure time when temperatures approach 0 deg or a wind chill of -22 deg

• Safety in cold environments:
  Examine work areas for hazards from snow and ice
  Remove snow and ice from walkways
  De-ice equipment
  Apply salt where needed
  Examine high-walls for cracks and instability

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