Velji Ratna Sorathia Infra Civil Site Engineer Interview Questions and Answers

OHT stands for Overhead Tank. It is a water storage tank placed at a height to provide water pressure for distribution.

• OHT is typically placed on the roof of a building or on a tower to ensure gravity-fed water supply.

• The water is pumped into the OHT from a water source like a borewell or municipal supply.

• The height of the OHT determines the water pressure available for distribution.

• Pipes are connected from the OHT to ...read more

FHTC stands for First Horizontal Tangent Point, a key element in highway design.

• FHTC marks the beginning of a horizontal curve on a highway.

• It is typically located at the point where the road transitions from a straight section to a curved section.

• Proper placement of FHTC is crucial for ensuring safe and efficient traffic flow.

• Design considerations at FHTC include curve radius, superelevation, and sight distance.

• FHTC i...read more

Construction and maintenance of GIS buildings involves planning, design, construction, and ongoing upkeep of the facility.

• GIS building construction requires detailed planning and design to ensure the facility meets the specific needs of the project.

• Regular maintenance is essential to keep the GIS building in optimal condition and prevent costly repairs in the future.

• Maintenance tasks may include HVAC system checks, roo...read more

M20 grade of concrete has a compressive strength of 20 N/mm² after 28 days.

• M20 grade of concrete is a mix of 1:1.5:3 cement, sand, and aggregate respectively.

• It is commonly used for residential and commercial construction.

• The compressive strength of M20 grade concrete after 28 days is 20 N/mm².

• This strength can be achieved by proper curing and water-cement ratio.