100+ Surveyor Interview Questions and Answers

Bench marks are crucial for ensuring accurate and precise measurements when using a total station for centre line marking.

• Bench marks provide a reference point for the total station to ensure accurate measurements along the centre line.

• They help in maintaining consistency and precision in the marking process.

• Without bench marks, there is a higher risk of errors and inaccuracies in the final measurements.

• Examples: Setting up bench marks at regular intervals along the centre li...read more

The basic principles of surveying involve locating a point on the ground using at least two reference points and working from whole to part.

• Surveying involves determining the position of points on the earth's surface.

• The process begins by selecting at least two reference points and using them to locate the point of interest.

• Surveyors work from whole to part, starting with the larger area and then moving on to smaller details.

• This helps ensure accuracy and consistency in the s...read more

Yes, I have a wide range of skills that I can utilize at the surveying site.

• I have expertise in using various surveying instruments such as total stations, GPS receivers, and laser scanners.

• I am proficient in data collection, analysis, and interpretation.

• I have strong mathematical and analytical skills, which are essential for accurate measurements and calculations.

• I am knowledgeable in land surveying laws, regulations, and standards.

• I have excellent communication and teamwor...read more

The base point to start the layout work for a survey instrument is a fixed reference point on the ground.

• The base point should be easily identifiable and stable.

• It should be located near the area to be surveyed.

• Common base points include existing structures, permanent markers, or survey monuments.

• The base point is used as a starting point to establish the coordinate system for the survey.

• Measurements and angles are then taken from the base point to determine the positions of ...read more

Traverse is a method of surveying to determine the position and orientation of points on the ground.

• Traverse involves measuring angles and distances between points

• Accuracy depends on the precision of instruments used and the skill of the surveyor

• Traverse can be closed or open depending on whether it returns to the starting point

• Examples of traverse include boundary surveys and construction layout

The least count and difference of instruments between a total station and an auto level.

• The least count of an instrument refers to the smallest measurement that can be accurately read or recorded.

• The least count of a total station is typically smaller than that of an auto level.

• Total stations are more precise and offer higher accuracy compared to auto levels.

• The difference in least count between the two instruments depends on their design and capabilities.

• For example, a total...read more

Surveying at work involves examining and recording the physical characteristics of an area.

• Surveying is the process of measuring and mapping the physical features of an area.

• It involves using specialized equipment such as total stations, GPS receivers, and drones.

• Surveyors use their measurements to create maps, plans, and legal documents.

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

• Examples of surveying projects inclu...read more

Coordinates in total station can be found by measuring distances and angles from known points.

• Set up the total station at a known point with known coordinates

• Measure the distance and angle to the point you want to find the coordinates for

• Repeat the process from multiple known points for better accuracy

• Use the measured distances and angles to calculate the coordinates of the point

The basic principle of surveying is to measure and map the physical features of the earth's surface.

• Surveying involves measuring and mapping the physical features of the earth's surface

• It is used to determine the location, size, and shape of land, as well as the position of natural and man-made features

• Surveying is essential for construction, engineering, and mapping purposes

• It involves the use of various instruments such as theodolites, levels, and GPS

• Surveying can be divide...read more

To calculate RL, add the instrument height to the staff reading. For level traverse in auto level, set up the instrument at each point and take readings.

• To calculate RL, add the instrument height to the staff reading at each point.

• For level traverse in auto level, set up the instrument at each point along the traverse line.

• Take readings at each point to determine the height differences between points.

• Use the readings to calculate the RL of each point along the traverse line.

I would inspect the wheat thoroughly and separate the bad ones from the good ones to satisfy the farmer's needs.

• Inspect the wheat carefully to identify the bad ones

• Separate the bad wheat from the good ones

• Explain to the farmer the reason for rejecting the bad wheat

• Offer solutions to the farmer such as replacement or compensation

Yes, I am responsible for managing client interactions and resolving any issues on site.

• I am the main point of contact for clients during site visits

• I address any concerns or questions clients may have

• I ensure that clients are satisfied with the surveying process and results

The percentage of fly ash used in cement varies depending on the specific application and regulations.

• The percentage of fly ash in cement can range from 10% to 50%.

• In some cases, fly ash can replace a portion of the cement content entirely.

• The amount of fly ash used in cement is often determined by local regulations and environmental considerations.

• Fly ash is a byproduct of coal combustion and is commonly used as a supplementary cementitious material.

Survey working style and features are important for accurate data collection and analysis.

• Survey working style determines the methods and techniques used for data collection.

• Features of a survey, such as question types and response options, impact the quality and reliability of the data.

• Survey working style and features ensure accurate and consistent data collection across different respondents and contexts.

• They help in minimizing bias and errors in survey responses.

• For examp...read more

The survey instrument works by using advanced technology to measure and record precise data points for land surveying purposes.

• The survey instrument uses various sensors and measurement techniques to accurately determine distances, angles, and elevations.

• It typically includes a theodolite or total station for measuring angles and distances, and a leveling instrument for determining elevations.

• The instrument may also have GPS capabilities for precise positioning and georeferen...read more

Yes, surveyors play a crucial role in preventing legal disputes by accurately updating boundary lines and preparing construction sites.

• Surveyors use advanced technology and tools to accurately measure and map out boundary lines.

• They also ensure that construction sites are properly prepared and meet all legal requirements.

• By doing so, surveyors help prevent legal disputes that may arise due to property boundary issues or construction violations.

• For example, if a property owner...read more

Asphalt base course is a layer of asphalt concrete laid on a prepared subgrade or subbase.

• Thickness of asphalt base course varies depending on the traffic load and climate conditions

• It provides a stable base for the asphalt surface layer

• Asphalt warning course is a thin layer of asphalt concrete placed on top of the base course to provide a warning to drivers of an upcoming change in the road surface

• It is typically colored red to indicate caution

• Both base and warning courses a...read more

There are various types of coordinates used in surveying.

• Coordinate systems commonly used in surveying include Cartesian coordinates, polar coordinates, and geographic coordinates.

• Cartesian coordinates are often used for plane surveying, where distances are measured in a flat plane.

• Polar coordinates are used for surveying in polar regions or when measuring angles is more convenient.

• Geographic coordinates, such as latitude and longitude, are used for mapping the Earth's surfac...read more

I would assess the severity of the problem and try to negotiate a solution with the supplier.

• Assess the severity of the problem

• Communicate with the supplier to negotiate a solution

• Consider alternative options such as partial acceptance or return with a discount

• Document all communication and decisions made

The accuracy of fix by two point problem is dependent on the distance between the two points and the quality of the measurements taken.

• The accuracy of the fix increases as the distance between the two points increases.

• The accuracy also depends on the precision of the measurements taken at each point.

• Errors in measurements or inaccuracies in the data can affect the accuracy of the fix.

• Using more than two points can improve the accuracy of the fix.

Hydrographic surveys deal with the mapping of underwater features and terrain.

• Underwater features such as the seabed, shorelines, and water depths are mapped.

• Data collected is used for navigation, marine construction, resource exploration, and environmental protection.

• Techniques used include sonar, GPS, and satellite imagery.

• Examples include mapping of ocean floors, riverbeds, and coastal areas.

Yes, I am familiar with level verification in surveying.

• I have experience using various tools and techniques to verify levels in surveying work.

• I understand the importance of accurate level verification for ensuring precise measurements.

• Examples of level verification methods include using a spirit level, laser level, or optical level.

Processing of transmission line survey work involves analyzing collected data, creating detailed reports, and ensuring accuracy.

• Analyzing data collected from the field surveys

• Creating detailed reports with findings and recommendations

• Ensuring accuracy of measurements and calculations

• Utilizing software tools for data processing and analysis

• Collaborating with team members to review and validate results

Surveying a boat involves measuring and assessing its physical characteristics and condition.

• Surveying a boat is like a home inspection for a house.

• It involves checking the boat's structure, systems, and equipment.

• The surveyor will look for any defects or issues that could affect the boat's safety or value.

• The survey report can be used for insurance, financing, or buying/selling purposes.

To layout in any plot by Total station, set up the Total station at a known point, input coordinates, measure distances and angles, and mark points.

• Set up the Total station at a known point with good visibility of the entire plot.

• Input the coordinates of the known point into the Total station.

• Measure distances and angles to locate other points in the plot accurately.

• Mark the points using stakes or paint for future reference.

• Repeat the process for all desired points in the plo...read more

There are two types of coordinates used in surveying: grid coordinates and ground coordinates.

• Grid coordinates are based on a grid system and are used to locate points on a map or plan.

• Ground coordinates are based on a reference point on the ground and are used to locate points in the field.

• Grid coordinates are often used in GIS and mapping applications, while ground coordinates are used in construction and engineering projects.

• Examples of grid coordinate systems include UTM ...read more

To prevent disputes, surveyors update boundary lines and prepare sites for construction.

• Surveyors use advanced technology to accurately measure and mark boundary lines.

• They also conduct thorough research to ensure all legal requirements are met.

• Surveyors work closely with construction teams to prepare the site for building.

• This includes identifying potential hazards and ensuring proper drainage.

• By taking these steps, surveyors can prevent disputes and ensure a smooth construc...read more

The maximum and minimum road structure depend on various factors such as traffic volume, soil type, climate, and terrain.

• The maximum and minimum road structure are determined by the type of road and its intended use.

• Factors such as traffic volume, soil type, climate, and terrain affect the maximum and minimum road structure.

• For example, a highway designed for heavy truck traffic will have a thicker and stronger road structure than a residential street.

• Similarly, a road built ...read more

An ideal vertical curve to join two gradients is a parabolic curve.

• A parabolic curve provides a smooth transition between two gradients

• It ensures a gradual change in slope, reducing the risk of sudden changes in elevation

• The length and radius of the curve can be calculated based on design standards and the specific site conditions

The least count in total station depends on the instrument's accuracy and resolution.

• The least count is the smallest measurement that can be made with the instrument.

• It is usually expressed in millimeters or inches.

• For example, a total station with a least count of 1mm can measure distances to the nearest millimeter.

• The least count can vary depending on the instrument's accuracy and resolution.

• Higher-end total stations may have a smaller least count than lower-end models.

The necessary papers for a motor insurance claim include the accident report, proof of ownership, driver's license, and insurance policy details.

• Accident report

• Proof of ownership (vehicle registration documents)

• Driver's license

• Insurance policy details

Total station data can be converted into AutoCAD by exporting the data in a compatible format and importing it into AutoCAD.

• Export the total station data in a compatible format such as CSV or DXF.

• Open AutoCAD and import the exported data file.

• Adjust the scale and orientation of the imported data as needed.

• Use AutoCAD tools to further manipulate and analyze the imported total station data.

• Save the AutoCAD file with the imported total station data for future reference.

The accuracy of an auto level depends on its specifications and quality.

• The accuracy of an auto level is typically expressed as a value in millimeters per kilometer (mm/km).

• Higher quality auto levels generally have higher accuracy.

• The accuracy can vary depending on factors such as the instrument's calibration, atmospheric conditions, and the skill of the operator.

• For example, a high-quality auto level may have an accuracy of ±1.5 mm/km, while a lower-quality one may have an a...read more

The accuracy of a total station depends on various factors.

• The accuracy of a total station is typically expressed in terms of angular and distance measurements.

• The angular accuracy is usually specified in seconds or minutes of arc.

• The distance accuracy is typically given in millimeters or inches.

• The accuracy of a total station can vary depending on the make and model, as well as environmental conditions.

• For example, a high-end total station may have an angular accuracy of 1 s...read more

An automatic level is a surveying instrument used to measure height differences and level surfaces.

• An automatic level uses a compensator to ensure accurate readings.

• It is commonly used in construction, engineering, and land surveying.

• The instrument is mounted on a tripod and has a telescope for sighting.

• Automatic levels are often used to establish benchmarks and set elevations.

• They can also be used for measuring slopes and angles.

• Examples of automatic level brands include Lei...read more

EDM stands for Electronic Distance Measurement, a technology used in surveying to measure distances accurately.

• EDM uses electromagnetic waves to measure distances between two points.

• It is faster and more accurate than traditional methods like tape measures.

• EDM can be used in various surveying applications like construction, mapping, and land surveying.

• Examples of EDM instruments include total stations and theodolites.

• EDM can also be used in combination with GPS technology for...read more

The basic principles of surveying involve measuring and mapping the Earth's surface to determine positions and distances.

• Measurement: Surveyors use various instruments and techniques to measure distances, angles, and elevations.

• Mapping: Surveyors create accurate maps and plans by collecting and analyzing data.

• Control: Establishing control points and reference systems is crucial for accurate surveying.

• Accuracy: Surveyors strive for high precision and accuracy in their measurem...read more

Kolkata is a vibrant city in India known for its rich cultural heritage, historic landmarks, and delicious cuisine.

• Kolkata is the capital city of the Indian state of West Bengal.

• It is famous for landmarks like the Victoria Memorial, Howrah Bridge, and the Indian Museum.

• The city is known for its literary and artistic heritage, with figures like Rabindranath Tagore and Satyajit Ray hailing from Kolkata.

• Kolkata is also renowned for its street food, including dishes like phuchka,...read more

Layout and line level check can be done using various tools and techniques.

• Use a theodolite or total station to measure angles and distances accurately.

• Use a level to ensure that the ground is level and the lines are straight.

• Use string lines and pegs to mark out the layout of the site.

• Check the measurements and levels regularly to ensure accuracy.

• Make adjustments as necessary to ensure that the layout and lines are correct.

In a head to head collision, various parts of the vehicles involved can be damaged.

• Front bumpers can be damaged due to the impact.

• Headlights and taillights may break or shatter.

• Hoods and trunks can get dented or crumpled.

• Radiators and engine components may suffer damage.

• Windshields and windows can crack or shatter.

• Airbags may deploy upon impact.

• Frames and chassis can be bent or twisted.

• Axles and suspension systems can be affected.

• Wheels and tires can be damaged or punctured.

Surveying is the practice of measuring and mapping the Earth's surface to determine the position, shape, and boundaries of land.

• Surveying involves using various instruments and techniques to collect data about the land.

• It is used in construction, engineering, and land development projects.

• Surveyors use tools like total stations, GPS, and laser scanners to measure distances, angles, and elevations.

• The collected data is then used to create maps, establish property boundaries, a...read more

Survey is the process of collecting data about a particular subject or population.

• Types of surveys include demographic, market research, and customer satisfaction surveys.

• Surveys are conducted to gather information for research, decision-making, or to assess the effectiveness of a program or product.

• Surveys can be conducted through various methods such as online, phone, mail, or in-person.

• Examples of surveys include political polls, employee satisfaction surveys, and healthca...read more

Yes, TBM traversing refers to the use of Tunnel Boring Machines to create underground tunnels.

• TBM traversing involves the use of Tunnel Boring Machines to excavate tunnels underground.

• It is a common method used in construction projects to create tunnels for transportation systems or utilities.

• TBM traversing can be more efficient and cost-effective compared to traditional methods of tunnel construction.

• Examples of projects using TBM traversing include the Channel Tunnel betwee...read more

We use a variety of machines in our surveying work, including total stations, GPS units, and drones.

• We use total stations for precise angle and distance measurements.

• GPS units are used for mapping and geolocation purposes.

• Drones are utilized for aerial surveys and capturing high-resolution images.

• Other machines may include levels, theodolites, and data collectors.

The auto level list count varies depending on the specific surveying project and equipment used.

• Auto level list count can range from a few dozen to hundreds depending on the size of the project.

• The count may also be influenced by the number of surveying points and the level of detail required.

• For example, a small residential survey may have around 50 auto level lists, while a large construction project may have over 200.

The total station list count refers to the number of total stations available for surveying purposes.

• The total station list count can vary depending on the specific surveying project or area.

• It is important to have a sufficient number of total stations to efficiently conduct surveys.

• For example, a large construction project may require a higher total station list count compared to a smaller land surveying project.

The least count of an instrument refers to the smallest measurement that can be accurately read or recorded.

• Least count is determined by the smallest division on the instrument's scale.

• It helps in determining the precision and accuracy of measurements.

• For example, a ruler with millimeter divisions has a least count of 1 mm.

• A theodolite with a vernier scale may have a least count of 20 seconds of arc.