Hari Construction Surveyor Interview Questions and Answers for Experienced

The tolerance of subgrade top refers to the acceptable deviation from the specified elevation of the subgrade surface.

• Tolerance of subgrade top is typically specified in project plans or specifications.

• It is important to measure and ensure that the subgrade top meets the specified tolerance to ensure proper construction of the pavement layers.

• For example, a typical tolerance for subgrade top may be +/- 0.1 feet from th

Transition curve is a curve that connects a straight line with a circular curve in a smooth and gradual manner.

• Transition curve is used in civil engineering and transportation engineering to ensure smooth transition between different types of curves.

• It helps in reducing discomfort for passengers and minimizing wear and tear on vehicles.

• Examples of transition curves include clothoid, cubic parabola, and spiral curves.

Camber is the curvature of the road surface while gradient is the slope of the road surface.

• Camber refers to the curvature of the road surface, typically used to aid in water drainage.

• Gradient refers to the slope of the road surface, indicating the rate of incline or decline.

• Camber is measured in percentage or ratio, while gradient is measured in degrees or percentage.

• Example: A road with a positive camber will slope s...read more

The principal of surveying involves accurately measuring and mapping the physical features of the land.

• Surveying involves measuring and mapping land features such as boundaries, elevations, and distances.

• The principal of surveying requires the use of specialized equipment such as total stations and GPS receivers.

• Surveying is used in a variety of industries including construction, engineering, and land development.

• Accur...read more