L&T Construction Junior EHS Officer Interview Questions and Answers

The CO gas limit is the maximum allowable concentration of carbon monoxide in the air.

• The CO gas limit is set by regulatory agencies to protect human health and safety.

• The limit varies depending on the location and type of facility.

• For example, the Occupational Safety and Health Administration (OSHA) has set a permissible exposure limit (PEL) of 50 parts per million (ppm) for an 8-hour workday.

• In residential homes, the...read more

Safety equipment refers to protective gear and devices used on a site to prevent accidents and injuries.

• Safety equipment includes items such as hard hats, safety goggles, gloves, and safety harnesses.

• These items are used to protect workers from hazards like falling objects, chemical splashes, and electrical shocks.

• Other examples of safety equipment are earplugs, respirators, safety shoes, and high-visibility clothing.

• S...read more

Nature work on site refers to the natural elements and environmental factors that affect the safety of workers and the site.

• Includes weather conditions such as rain, wind, and extreme temperatures

• Environmental hazards such as wildlife, poisonous plants, and natural disasters

• Terrain and landscape features such as steep slopes, bodies of water, and rocky terrain

• May also include the impact of nearby construction or develo...read more

Confined space is an area with limited entry and exit points, not designed for continuous occupancy.

• Examples include tanks, silos, sewers, and tunnels.

• Hazards in confined spaces include lack of oxygen, toxic gases, and fire/explosion risks.

• Proper training and equipment are necessary for safe entry and work in confined spaces.

Hot work refers to any activity that involves open flames, sparks, or heat sources that could potentially ignite flammable materials.

• Examples of hot work include welding, cutting, brazing, soldering, and grinding.

• Hot work must be performed in a designated area that has been cleared of flammable materials.

• Before hot work begins, a permit must be obtained and a fire watch must be present to monitor the area for any signs...read more

A cold worker is a person who works with metal without using heat.

• Cold workers use techniques like cutting, bending, and shaping metal without heating it up.

• Examples of cold working include hammering, rolling, and drawing metal.

• Cold working is often used to create intricate designs or shapes in metal.

• Cold workers must be skilled in using tools like hammers, pliers, and saws to manipulate metal.

• Cold working is often use...read more

A work permit is a document that authorizes a person to perform a specific job or task in a designated area.

• Work permits are used to ensure that work is carried out safely and in compliance with regulations.

• They are typically issued by a supervisor or manager and must be obtained before work can begin.

• Examples of work permits include hot work permits, confined space entry permits, and excavation permits.

• The permit will...read more