RPP Infra Projects Quantity Surveyor Interview Questions and Answers

Calculating BBS for columns involves determining the quantity and spacing of reinforcement bars.

• Calculate the total length of reinforcement bars required for the column

• Determine the spacing between the bars based on design requirements

• Consider the diameter and spacing of the bars to ensure proper structural integrity

• Use software or manual calculations to determine the BBS accurately

Mix ratios of concrete refer to the proportions of cement, sand, and aggregate used in a concrete mix.

• Mix ratios are typically expressed as a series of numbers representing the amount of each ingredient in the mix.

• For example, a common mix ratio for concrete is 1:2:4, which means 1 part cement, 2 parts sand, and 4 parts aggregate.

• The mix ratio can vary depending on the strength and durability requirements of the concre...read more

Design mix concrete is prepared as per the mix design provided by a structural engineer, while standard mix concrete follows a standard ratio of ingredients.

• Design mix concrete is customized based on specific project requirements and strength criteria.

• Standard mix concrete follows a fixed ratio of cement, sand, and aggregates, such as 1:2:4.

• Design mix concrete may require testing and adjustments to achieve desired prop...read more