Raichandani Constructions Interview Questions and Answers

BIM application in highway models involves creating a digital representation of the road and its infrastructure.

• BIM can be used to design and visualize highway projects

• It allows for collaboration between different stakeholders

• BIM can help with clash detection and reduce errors in construction

• It can also be used for maintenance and asset management

• Examples include the use of BIM in the construction of the M25 motorway i

I review/check work of an originator in Civil3D Models by following a systematic approach.

• I check for errors and inconsistencies in the model.

• I verify that the model adheres to the project standards and specifications.

• I ensure that the model is accurate and complete.

• I communicate with the originator to clarify any issues or concerns.

• I document any changes or revisions made to the model.

• I perform a final review before s

Roundabout parameters and values vary based on urban and rural settings.

• Urban roundabouts typically have smaller diameters and tighter curves than rural roundabouts.

• Rural roundabouts may have larger diameters and wider curves to accommodate larger vehicles.

• Speed limits, traffic volume, and pedestrian and cyclist activity also influence roundabout design.

• Roundabout parameters may include lane widths, splitter island wid...read more

ARCADY and PICADY software require input such as road geometry, traffic flow, and vehicle characteristics.

• Road geometry data such as lane widths, radii, and gradients

• Traffic flow data such as traffic volume, speed, and composition

• Vehicle characteristics such as dimensions, speed, and acceleration

• Other inputs such as signal timings and pedestrian crossings

I am proficient in Civil3D and have extensive experience in using it for designing and drafting civil engineering projects.

• Expertise in creating and editing surfaces, alignments, profiles, and corridors

• Ability to generate 3D models and perform earthwork calculations

• Experience in creating plan and profile sheets, cross-sections, and quantity takeoffs

• Familiarity with Civil3D add-ons such as AutoTURN and Hydraflow

• Proficie...read more

Hedging process involves identifying risks, selecting appropriate instruments, and documenting the strategy.

• Identify the risks to be hedged

• Select appropriate hedging instruments

• Document the hedging strategy and rationale

• Monitor and adjust the hedge as necessary

• Ensure compliance with regulatory requirements

• Examples of hedging instruments include futures, options, and swaps

IS codes used for DI & HDPE pipe line, procedure for laying and jointing, and type tests conducted.

• IS 8329:2000 for HDPE pipes

• IS 8327:2000 for DI pipes

• DI pipes are laid using trenchless technology like HDD

• HDPE pipes are laid using open trench method

• Jointing for DI pipes is done using push-on joint or mechanical joint

• Jointing for HDPE pipes is done using butt fusion or electrofusion

• Type tests conducted include hydrostat...read more

There are various tests conducted in concrete including compressive strength, flexural strength, and water absorption.

• Compressive strength test is conducted to determine the strength of concrete under compression. IS code for this test is IS 516.

• Flexural strength test is conducted to determine the strength of concrete under bending. IS code for this test is IS 516.

• Water absorption test is conducted to determine the amo...read more

I have extensive experience in commissioning activities in the Oil&Gas field.

• I have worked on multiple commissioning projects in the Oil&Gas industry.

• I have a deep understanding of the commissioning process and its importance in ensuring safe and efficient operations.

• I have successfully led commissioning teams and coordinated activities to ensure timely completion.

• I have experience in troubleshooting and resolving comm...read more

Completion system is a process that ensures all components of a project are fully functional and ready for operation.

• Completion system involves testing and verifying all equipment, systems, and processes.

• It includes conducting inspections, functional tests, and performance tests.

• Documentation and certification of completion are important aspects of the process.

• Examples of completion systems include commissioning a powe...read more

The system is handed over to the client through a structured process of testing, documentation, and training.

• The system is thoroughly tested to ensure it meets all requirements and specifications

• Documentation is provided to the client, including user manuals and technical specifications

• Training is provided to the client's staff to ensure they can effectively use and maintain the system

• A formal acceptance process is con...read more

The percentage of steel in a pile varies depending on the type and design of the pile.

• The percentage of steel in a pile can range from 0% to over 90%.

• The type of pile (e.g. steel, concrete, timber) and its design (e.g. diameter, length, wall thickness) determine the percentage of steel.

• Steel piles typically have a higher percentage of steel than other types of piles.

• The percentage of steel in a pile can also affect its

Pile built-up above cut off level as per IS code

• IS code specifies the maximum allowable pile length above cut off level

• Pile length above cut off level should not exceed 3 times the pile diameter

• Built-up pile above cut off level can cause structural instability and failure

Vertical tolerance for piles as per IS code

• As per IS 2911-1:2010, the vertical tolerance for piles is +/- 25mm

• This tolerance is applicable for both driven and cast-in-situ piles

• The tolerance is measured at the top of the pile and at intervals of 3m along the length

• If the deviation exceeds the tolerance limit, the pile may need to be rejected or remedial measures taken

Pile concrete consumption tolerance depends on various factors.

• Pile diameter and length

• Concrete mix design

• Placement method

• Quality control measures

• Environmental conditions

• Tolerance typically ranges from 5-10% of estimated consumption

• Regular monitoring and adjustment of concrete consumption is necessary

Unit weight of steel is 7850 kg/m³

• The unit weight of steel is the weight of a specific volume of steel

• It is measured in kilograms per cubic meter (kg/m³)

• The unit weight of steel is 7850 kg/m³

• This value may vary slightly depending on the composition and manufacturing process of the steel