Aarvee Associates Interview Questions and Answers for Freshers

Quantity control ensures the correct amount of materials are used, while quality assurance ensures the materials meet the required standards.

• Quantity control involves measuring and verifying the amount of materials used in construction.

• Quality assurance involves ensuring that the materials used meet the required standards and specifications.

• Both quantity control and quality assurance are important for ensuring the safety and longevity of the constructed infrastructure.

• Example...read more

Target mean strength and mix design are important factors in concrete quality control. MDD, OMC, and soil strength are crucial in soil quality control.

• Target mean strength refers to the desired strength of concrete at a specific age, usually 28 days.

• Mix design involves determining the proportions of various ingredients in concrete to achieve the desired strength and other properties.

• MDD (Maximum Dry Density) and OMC (Optimum Moisture Content) are important parameters in soil ...read more

Water content and specific gravity are important parameters in soil analysis.

• Water content refers to the amount of water present in soil, expressed as a percentage of the soil's total weight.

• Specific gravity is the ratio of the density of a substance to the density of a reference substance (usually water) at a specific temperature.

• Water content affects the soil's physical properties, such as its ability to retain moisture and support plant growth.

• Specific gravity helps determ...read more

Bituminous Mix Design is the process of determining the proportion of bitumen, filler, and aggregates for asphalt concrete.

• The mix design is based on the traffic volume and the climatic conditions of the area.

• The IS code for bituminous mix design is IS 10262.

• The mix design involves determining the optimum bitumen content, aggregate gradation, and filler content.

• The Marshall method and the Superpave method are commonly used for bituminous mix design.

• The mix design aims to achi...read more

Strength of concrete after 28 days is a measure of its compressive strength.

• Concrete gains strength over time due to the chemical reaction between cement and water.

• After 28 days, most concrete reaches 99% of its strength potential.

• The strength of concrete is measured in pounds per square inch (psi).

• The minimum strength of concrete for most applications is 2500 psi.

• Factors that affect concrete strength include water-cement ratio, curing conditions, and aggregate type and size.

Liquid limit and plastic limit are soil properties used to determine the behavior of soil under different moisture conditions.

• Liquid limit is the moisture content at which a soil transitions from a liquid to a plastic state.

• Plastic limit is the moisture content at which a soil transitions from a plastic to a semi-solid state.

• These limits are determined through laboratory tests using specific apparatus and procedures.

• The liquid limit is measured using a Casagrande cup and a st...read more

Soil degradation refers to the decline in soil quality and fertility due to various factors.

• It is caused by factors such as erosion, deforestation, overuse of chemical fertilizers, and pollution.

• Soil degradation leads to reduced agricultural productivity, loss of biodiversity, and increased vulnerability to droughts and floods.

• Examples of soil degradation include desertification in arid regions, soil erosion from intensive farming practices, and contamination from industrial ...read more

A water supply scheme project involves designing and implementing a system to provide clean water to a community.

• Identify the water source and assess its quality

• Design a treatment system to remove impurities

• Construct pipelines and storage tanks

• Implement a distribution system to deliver water to households

• Train community members on maintenance and operation of the system