Structwel Interview Questions, Process, and Tips

HT cables are high tension cables used for transmitting high voltage electricity, while LT cables are low tension cables used for distributing low voltage electricity.

• HT cables are used for transmitting electricity at high voltages, typically above 11kV.

• LT cables are used for distributing electricity at low voltages, typically below 1kV.

• HT cables have thicker insulation and are designed to withstand higher voltages.

• LT ...read more

Single Line Diagram (SLD) is a schematic representation of a power system showing all the electrical components and their connections.

• SLD shows the flow of electricity from the source to the loads in a simplified manner

• It includes all the major components like transformers, circuit breakers, switches, etc.

• Each component is represented by standardized symbols for easy understanding

• It helps in understanding the overall s...read more

P&ID shows detailed piping and instrumentation information, while PFD shows overall process flow.

• P&ID includes detailed information on piping, valves, instruments, and equipment in a process system.

• PFD provides an overview of the entire process flow, showing major equipment and key control loops.

• P&ID is used for detailed design, construction, and maintenance of a process system.

• PFD is used for understanding the overall...read more

IS codes refer to Indian Standards codes for testing.

• IS 456:2000 - Code of practice for plain and reinforced concrete

• IS 2386: Part 1 to 8 - Methods of test for aggregates for concrete

• IS 516:1959 - Method of test for strength of concrete

• IS 1199:1959 - Method of sampling and analysis of concrete

• IS 13311:1992 - Non-destructive testing of concrete