PNC Infratech Assistant Engineer Interview Questions, Process, and Tips

Road construction involves several steps including planning, designing, clearing the land, laying the foundation, paving, and adding finishing touches.

• Planning: Determine the route, traffic flow, and necessary permits.

• Designing: Create detailed plans including width, materials, and drainage systems.

• Clearing the land: Remove trees, rocks, and other obstacles.

• Laying the foundation: Level the ground, add layers of gravel ...read more

Sub grade to wearing course technical specifications include material type, thickness, compaction requirements, and drainage considerations.

• Material type for sub grade can be natural soil, stabilized soil, or aggregate base.

• Thickness of sub grade is typically specified based on soil conditions and traffic loads.

• Compaction requirements ensure proper density and strength of the sub grade.

• Wearing course materials can incl...read more

Height of instrument is the vertical distance between the instrument and a reference point on the ground.

• It is used in surveying to determine the elevation of points on the ground.

• It is measured using a leveling instrument such as a level or a theodolite.

• The height of instrument is calculated by subtracting the height of the reference point from the height of the instrument.

• It is important to maintain a consistent heig...read more

The size of spacer bar depends on the size of the conductor and the voltage rating of the line.

• The size of the spacer bar should be such that it maintains the required distance between the conductors.

• The size of the spacer bar should be selected based on the voltage rating of the line.

• The size of the spacer bar should be selected based on the size of the conductor.

• The size of the spacer bar should be such that it can w...read more

Transmission line construction involves planning, design, material procurement, site preparation, tower erection, conductor stringing, and testing.

• Planning involves route selection, environmental impact assessment, and obtaining necessary permits.

• Design includes determining tower locations, conductor size, and insulator type.

• Material procurement involves sourcing towers, conductors, insulators, and hardware.

• Site prepar...read more