L&T Energy Hydrocarbon Lead Engineer Interview Questions and Answers for Experienced

The process of making a minor bridge involves planning, design, construction, and inspection.

• 1. Planning phase involves determining the location, size, and type of bridge needed.

• 2. Design phase includes creating detailed drawings and calculations for the bridge structure.

• 3. Construction phase involves building the foundation, supports, and deck of the bridge.

• 4. Inspection phase ensures the bridge meets safety and quali...read more

Piling point can be assured by conducting thorough soil investigation, using appropriate piling equipment, and monitoring the piling process.

• Conduct soil investigation to determine soil conditions and suitability for piling.

• Select appropriate piling equipment based on soil conditions and project requirements.

• Monitor the piling process to ensure proper installation and alignment of piles.

• Perform load tests on completed

The execution of an elevated viaduct involves various tasks such as pile foundation, pier construction, post-tensioning girders, and bridge structures.

• Tasks include pile foundation construction for the viaduct, pier construction for support, post-tensioning of girders for strength, and bridge structure assembly.

• Activities also involve conducting load tests, NDT tests, deflection tests, and steel reconciliation for qual...read more

Bus bar schemes are different ways of connecting bus bars in power systems.

• Single bus bar scheme

• Double bus bar scheme

• Main and transfer bus bar scheme

• Ring bus bar scheme

• Breaker and a half scheme

• Mesh bus bar scheme

The equipment sequence for any line bay starts with the circuit breaker and ends with the transformer.

• The circuit breaker is the first equipment in the sequence.

• Next comes the isolator switch.

• After that, the earth switch is operated.

• Then the line disconnector is opened.

• Finally, the transformer is disconnected from the line.

• The sequence is reversed when the line bay is put back into service.