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Complexity Classification

Complexity Classification Business Fields
High
  • Mining or stone quarrying industry
  • Oil or gas extraction
  • Textiles or clothing tanning
  • Pulping part of paper manufacturing including recycling process
  • Oil refining
  • Chemistry or medical supplies
  • The first stage of metal production
  • Nonmetal process, ceramic and cement
  • Electronic creation by coal
  • Construction or dismantling
  • Hazardous or non-hazardous waste disposal (e.g., incineration)
  • Effluent and sewage treatment
Medium
  • Fishing, agriculture, or hunting industries
  • Textiles or clothing without tanning
  • Wood treatment or injection
  • Paper manufacturing or printing without pulping
  • Nonmetal process, glass, clay, lime production
  • Metal processing excluding first stage production
  • General mechanical engineering
  • Printed circuit boards manufacturing
  • Transportation equipment manufacturing (road, rail, air, ship)
  • Electricity generation or distribution (non-coal)
  • Gas production, storage, and distribution
  • Water purification and distribution
  • Fossil fuel wholesale or retail
  • Food and tobacco processing
  • Transportation and logistics (land, air, or water)
  • Real estate, industrial cleaning, general business services
  • Dry cleaning
  • Recycling and landfill (non-hazardous waste)
  • Technology testing and research
  • Health, hospital, and veterinary services
  • Leisure and personal services (excluding hotels/restaurants)
Low
  • Hotels and restaurants
  • Wood treatment (except board production)
  • Paper goods excluding printing or pulping
  • Rubber and plastic molding, forming, assembly
  • Metal manufacturing except chemical surface treatment
  • Mechanical engineering assembly
  • Wholesale and retail sales
  • Electrical and electronic assembly (except printed circuit boards)
Limit
  • Corporate or headquarters management
  • Transportation management (without owned vehicles)
  • Real estate management and business services (except dry cleaning)
  • Education services
Exp
  • Nuclear industry
  • Nuclear electricity generation
  • Hazardous metal storage
  • Public administration
  • Local authorized administration
  • Organizations with environmentally sensitive services

OH&SMS Risks – Business Sectors and Complexity Categories

Complexity Category of OH&S Risk Business Sector
High
  • Fishing (offshore, dredging, diving)
  • Mining and quarrying
  • Oil and gas extraction
  • Chemicals and pharmaceuticals
  • Metal production and fabrication
  • Shipyards, aerospace, automotive industries
  • Hazardous waste recycling or processing
  • Construction and demolition
  • Healthcare and veterinary services
  • Transport of dangerous goods
  • Nuclear operations
Medium
  • Aquaculture and farming
  • Food, beverage, and tobacco processing
  • Paper and wood manufacturing
  • Rubber and plastic injection molding
  • General mechanical and electrical engineering
  • Transport and logistics (non-dangerous goods)
  • Water management and purification
  • Hotels and leisure services
  • Education and research
Low
  • Corporate management and administration
  • Wholesale and retail trade
  • General business and engineering services
  • Telecommunications and postal services
  • Restaurants and hospitality
  • Real estate management
  • Public administration
  • Financial institutions