10+ Arissa India Interview Questions and Answers

GSA testing stands for General Services Administration testing.

• GSA testing is a process of evaluating products and services to ensure they meet the standards set by the General Services Administration.

• It is commonly used in government procurement to ensure that products and services meet the required specifications.

• GSA testing can include a variety of tests, such as performance testing, durability testing, and safety testing.

• Examples of products that may undergo GSA testing i...read more

Quality in construction work refers to meeting or exceeding the specified standards and requirements.

• Quality is achieved by following proper procedures and using appropriate materials.

• It involves ensuring that the work is done correctly the first time to avoid rework and delays.

• Quality control measures should be implemented throughout the construction process to identify and correct any issues.

• Examples of quality control measures include inspections, testing, and documentatio...read more

The pH value of admixture should be between 6 and 8.

• Admixtures are chemicals added to concrete to enhance its properties.

• The pH value affects the performance of the admixture.

• The ideal pH range for admixture is between 6 and 8.

• If the pH is too high or too low, it can affect the setting time and strength of the concrete.

ISO 9001:2015 emphasizes risk-based thinking and a process approach to quality management.

• ISO 9001:2015 has a stronger focus on leadership and top management involvement

• The new version emphasizes risk-based thinking and a process approach to quality management

• ISO 9001:2015 has a greater emphasis on measuring and evaluating the effectiveness of quality management systems

• The new version also includes a greater emphasis on continuous improvement

• ISO 9001:2015 has a more flexible ...read more

Documentation is crucial in project lab for traceability and quality assurance.

• All activities and results should be documented

• Documentation should be clear, concise and accurate

• Documentation should be easily accessible and organized

• Documentation should include test plans, test cases, test results, and any deviations from the plan

• Documentation should be reviewed and approved by relevant stakeholders

Soil testing includes physical, chemical, and biological analysis to determine soil properties and suitability for various purposes.

• Physical tests include texture, structure, and density analysis

• Chemical tests include pH, nutrient content, and contaminant analysis

• Biological tests include microbial activity and diversity analysis

• Examples of soil tests include soil fertility analysis, soil compaction testing, and soil permeability testing

Durability parameters of concrete include compressive strength, permeability, and resistance to freeze-thaw cycles.

• Compressive strength is the most commonly used parameter to measure concrete durability.

• Permeability is the ability of concrete to resist water penetration.

• Resistance to freeze-thaw cycles is important in areas with cold climates.

• Other parameters include abrasion resistance, chemical resistance, and shrinkage.

• Durability can be improved through proper mix design, ...read more

Mix design of concrete involves determining the proportions of various ingredients to achieve desired properties.

• The mix design process involves determining the water-cement ratio, aggregate-cement ratio, and admixture dosage.

• Factors such as strength, workability, and durability are considered when designing the mix.

• Examples of admixtures include water reducers, air-entraining agents, and superplasticizers.

Rebar test parameters include diameter, length, weight, and tensile strength.

• Diameter: measured using a caliper or micrometer

• Length: measured using a tape measure or ruler

• Weight: measured using a scale

• Tensile strength: measured using a tensile testing machine

• Other parameters may include bend and rebend tests, weldability, and corrosion resistance

The testing in soil work is usually done by geotechnical engineers or soil scientists.

• Geotechnical engineers and soil scientists are responsible for testing soil samples to determine their properties and characteristics.

• They use various methods such as drilling, sampling, and laboratory testing to analyze the soil.

• The results of the testing are used to determine the suitability of the soil for construction projects, agricultural use, or environmental purposes.

• The testing may ...read more

The pH value of admixture should be between 6 to 8%.

• Admixtures are chemicals added to concrete to improve its properties.

• The pH value of admixture affects the setting time and strength of concrete.

• If the pH value is too high or too low, it can cause corrosion of reinforcement.

• Testing the pH value of admixture is important to ensure the quality of concrete.