Corrosion Maintenance Technician

1. Role Accountabilities & Outputs

 

1. Safety Accountabilities

In term of requirements, to ensure full compliance of occupational health and safety assessment Series OHSAS 14001 and ISO 45001.

Model behaviour that is consistent with the AngloGold Ashanti Safety Vision and Values.

• Contribute to the safety goals’ achievement.
• Contribute to the identification of safety risks and resolve an escalating emerging issue
• Follow SOP for the corrosion protection machine operation
• Comply with scaffolding SOP
• Comply with corrosion coating product MSDS requirement
• Use right PPE and follow safety 

 

 

 

1. Work Accountabilities

 

• Coating of structural steelwork, platework, mechanical equipment, and structures situated in a general mining environment where the benefits of a zinc primer are required.
• Hydro blasting machine operation and maintenance
• Consumable disposal compliance and preserving any environmental spillages
• Storage of corrosion protection coating in the good condition
• Hydro blast machine operation
• Hydro blast metal surface cleaning
• Metal blast cleaning
• Hand tools cleaning
• Product mixing

 

 

 

1. People Accountabilities

• Be accountable for all Corrosion protection and aspect of the plant structural integrity
• Apply the coating in compliance with the Anglo cold standards for Corrosion proception

SURFACE PREPARATION

• Abrasive blast to a near white finish in accordance with SA 2½ of ISO 8501-1 to obtain a surface profile of 40 to 65mm
•  In areas where abrasive blast cleaning is not practical, two alternatives shall be considered:
•  Hand cleaning

 Abrade corroded areas to obtain a degree of cleanliness equivalent to St 2 of ISO 8501-1.

Remove all loose, flaking paint back to a tight edge and feather existing coating to eliminate stepped edges

Lightly abrade sound existing coating to provide a 'key'

Wash down surface with clean potable water to remove all contaminants and allow to dry Ultra High Pressure Water Cleaning

 Ultra High-Pressure Water Cleaning may be preferable in areas where contamination by the abrasive blast media is undesirable

APPLICATION

Primer: One complete coat of aluminium filled epoxy mastic; DFT shall be 100 to 200mm

Finish: One complete coat of high build epoxy; DFT shall be 100 to 200mm. The total DFT of the system shall be 200mm to 400mm.

 

 

1. Financial Accountabilities

• Control the coating product utilisation efficiently
• Prevent product spillage
• Monitor the storage condition to avoid coating

 

 

1. Stakeholder Accountabilities

Provide within area of responsibility with any information, instruction, training or supervision that is necessary to enable them to perform their work safely and without risk to health.

Use scaffolding specialist to erect platform at the area higher than 2meters

Communicate with the employees working around the zone of corrosion protection coating task is performed

Report any contraventions of the mine Regulations, instructions, permissions, exemptions

 

 

1. Compliance/Governance Accountabilities

• AGA Spec 164050: Corrosion Protection of Steelwork with Coatings
• SANS 8501/ISO 8501: Preparation of steel substrates before application of paints and related products.