Dec Industries Design Engineer Interview Questions and Answers

Types of concrete include ready-mix, precast, shotcrete, high-strength, and lightweight concrete.

• Ready-mix concrete is produced in a plant and delivered to the construction site in a truck.

• Precast concrete is cast in a reusable mold and cured in a controlled environment before being transported to the construction site.

• Shotcrete is a method of applying concrete through a hose and nozzle, often used for vertical or over...read more

Formwork is a temporary structure used in construction to support and mold concrete until it sets.

• Formwork is typically made of wood, steel, or plastic materials.

• It is used to create the desired shape and structure of concrete elements such as walls, columns, and slabs.

• Formwork must be strong enough to support the weight of the wet concrete and any additional loads.

• Once the concrete has set, the formwork is removed to ...read more

Elevation of a given plan involves creating a vertical view of the plan to show the height of various elements.

• To create an elevation, identify the key elements in the plan that need to be shown in height.

• Use lines and shading to represent the height of walls, windows, doors, and other features.

• Include measurements and annotations to provide detailed information about the elevation.

• Consider the scale and perspective wh...read more

The section of a given plan refers to a specific area or portion of the overall plan.

• Identify the boundaries and dimensions of the section

• Understand the purpose or function of the section within the plan

• Consider how the section interacts with other parts of the plan

Scaffolding is a temporary structure used to support workers and materials during construction or maintenance.

• Scaffolding provides a safe working platform at heights.

• It is commonly made of metal or wood.

• Different types of scaffolding include tube and coupler, frame, and system scaffolding.

• Scaffolding must be inspected regularly to ensure safety.

• Examples of scaffolding use include building construction, painting, and ma...read more

Shuttering is a temporary structure used in construction to support and shape concrete until it hardens.

• Shuttering is also known as formwork.

• It can be made of wood, steel, or plastic.

• Shuttering is essential for creating the desired shape and structure of concrete elements like walls, columns, and beams.

• Once the concrete has hardened, the shuttering is removed to reveal the finished product.