Corrosion protection quiz

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Please answer the following 10 multiple choice questions, then click 'submit' to check the result. The pass mark for a CPD certificate is 8 out of 10, and you may retake the quiz as many times as you wish, but the questions will vary! Please note that one, two, three or all of the possible answers presented for each question may be right, and to gain a mark for that question all correct answers must be identified.

Good luck

Corrosion protection

Corrosion occurs as a result of an electrochemical reaction between?

Steel and water
Steel, water and oxygen
Water and dissimilar metals
Abrasives and water

What is the most common form of corrosion protection?

Hot dip galvanizing
Paint coatings
Thermally sprayed metal coatings
Paint and metal coatings together

The design detailing of a steel structure is important for?

Aesthetic purposes
To prevent water and dirt retention
To aid the application of protective coatings
Coating inspection

Identify one of the main requirements of a prefabrication primer?

To be 'weldable'
To provide long term protection
To be a thick coating
To dry slowly

Which of the following surface preparation methods can be 100% efficient in removing all rust and millscale?

Rotary wire brushing
Needle gunning
Abrasive blast cleaning

MIO is a type of?

Paint for motorway structures

Which standard is the product specification for hot dip galvanizing?

BS EN ISO 14713-1
BS EN ISO 2063
BS EN ISO 1461
BS EN ISO 12944

When is acid pickling carried out?

Before coating small components
As a pre-treatment for painting
Before hot dip galvanizing

Which of the following organisations have 'prescriptive' specifications for steel bridges?

The Environment Agency
The Highways Agency
Network Rail
The Local Authority

The corrosion of steel can be controlled by?

Coupling to a more noble metal
Paint coatings
Metal coatings
Washing with chlorinated water