Ahluwalia Contracts India Graduate Engineer Interview Questions, Process, and Tips

BBS of Stirrups is a reinforcement detailing technique used in construction.

• BBS stands for Bar Bending Schedule.

• Stirrups are used to provide lateral support to vertical reinforcement bars in concrete structures.

• BBS of Stirrups involves determining the quantity, shape, and dimensions of stirrups required in a structure.

• It helps in ensuring the structural integrity and strength of the concrete elements.

• Example: BBS of St...read more

Concrete strength increases significantly from 7 days to 28 days.

• Concrete strength is measured in terms of compressive strength.

• At 7 days, concrete typically reaches about 70-80% of its 28-day strength.

• Factors like cement type, water-cement ratio, curing conditions, and aggregate properties affect the strength development.

• Higher strength concrete is often required for structural applications.

• Testing concrete strength a...read more

Clear covers are used in all items.

• Clear covers provide visibility and protection to the items.

• They are commonly used in electronic devices, such as smartphones and tablets.

• Clear covers are also used in food packaging to showcase the product.

• In the automotive industry, clear covers are used for headlights and taillights.

• They can be made of materials like glass, plastic, or acrylic.

Development length in compression member is the length of reinforcement required to transfer the stress from the steel to the concrete.

• Development length is determined by factors such as the strength of the concrete, the diameter of the reinforcement, and the bond strength between the steel and concrete.

• It is important to ensure that the development length is sufficient to prevent premature failure or slippage of the r...read more

The cutting length of a rectangular stirrup is calculated based on the dimensions of the stirrup and the bending requirements.

• The cutting length is determined by adding the lengths of all sides of the stirrup and multiplying by the number of bends.

• For example, if the stirrup has sides measuring 10 cm, 15 cm, and 10 cm, and it requires 2 bends, the cutting length would be (10 + 15 + 10) * 2 = 70 cm.

• The cutting length is...read more