SPIDERS

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SPIDERS

• YOUR HARDHATS ARE USELESS AGAINST THEM

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OVERVIEW

• WHY SPIDERS?
• WHICH ARE DANGEROUS
• IDENTIFICATION
• TREATMENT
• PREVENTION

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WHY SPIDERS?

• JOBSITES CAN MIMIC HABITATS
• Laydown yards
• Storage trailers
• Debris/trash
• Boots, gloves, coveralls

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WHICH ARE DANGEROUS?

• BLACK WIDOW

• BROWN RECLUSE

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BLACK WIDOW ID

• Throughout USA
• SHINY BLACK SURFACE
• RED HOUR GLASS
• 1/2 BODY

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SYMPTOMS

• Pain for 8-12hr
• Local swelling
• Severe cramping in abdominal muscles
• Nausea/fever
• Symptoms for several days

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BROWN RECLUSE ID

• southern Midwest to gulf of Mexico
• Golden Brown
• Fiddle/Violin
• ¼ to ¾

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SYMPTOMS

• Redness
• Nausea/fever
• Weakness/joint pain
• Tissue at bite dies and sheds

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TREATMENT

• Clean bite with soap/water
• apply ice to bite
• Elevate and immobilize
• Capture the spider
• Seek medical attention

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PREVENTION

• OSHA
• subpart h 1926.250
• (c) housekeeping
• Storage areas shall be kept free from
  accumulation of materials that constitute hazards
  from tripping, fire, explosion, or pest harborage.

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PREVENTION

• Keep site clean
• Inspect/shake out clothing/shoes
• Wear PPE when handling stored material/cleaning
• Use insect repellants such as DEET or Picaridin

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SUMMARY

• hourglass/fiddle mark
• Keep site clean/spray
• Wear PPE