Drilltech Engineers Estimation & Billing Engineer Interview Questions and Answers

Bbs of shore pile refers to the bar bending schedule of a pile used for shore protection.

• Bbs includes details of reinforcement bars like diameter, spacing, length, etc.

• It helps in estimating the quantity of steel required for the pile construction.

• Example: Bbs for a shore pile may include details of vertical and horizontal reinforcement bars.

• It is essential for accurate cost estimation and billing of the project.

Conc quantity in pile refers to the concrete quantity required to fill up a pile foundation.

• Conc quantity in pile is calculated based on the dimensions of the pile and the required strength of the concrete.

• Factors such as pile diameter, length, and reinforcement details are considered in determining the concrete quantity.

• For example, a 1m diameter pile with a length of 10m and requiring a concrete strength of 25MPa wou...read more

Different types of piles used in construction work include driven piles, bored piles, and screw piles.

• Driven piles are installed by driving them into the ground using impact hammers or vibratory hammers.

• Bored piles are created by drilling a hole into the ground and then filling it with concrete.

• Screw piles are twisted into the ground using machinery, providing a quick and efficient foundation solution.

• Other types of pi...read more