Structural steel – rusted beams and/or columns and/or fixings

Cause

Exposure to air-borne salt, dust or dirt 

Repair

  • if the steel is sound, sand to remove corrosion and prime with a zinc-rich primer. Paint with at least two coats of acrylic paint
  • if corrosion is severe, consult a chartered professional engineer for repair advice
  • replace rusted fixings 

Cause

Inadequate corrosion protection for the environment/location

Repair

  • if the steel is sound, sand to remove corrosion and prime with a zinc-rich primer. Paint with at least two coats of acrylic paint
  • if corrosion is severe, consult a chartered professional engineer for repair advice
  • replace rusted fixings 

Cause

Damage to hot-dip galvanising and paint coatings

Repair

  • if the steel is sound, sand to remove corrosion and prime with a zinc-rich primer. Paint with at least two coats of acrylic paint
  • if corrosion is severe, consult a chartered professional engineer for repair advice
  • replace rusted fixings