10+ Rohan Builders Interview Questions and Answers

A 6.6 kVA switch gear is a type of electrical equipment used for controlling, protecting, and isolating electrical circuits.

• Switch gear is used to control the flow of electricity in a circuit

• 6.6 kVA indicates the power rating of the switch gear

• It is important for protecting electrical equipment from overloads and short circuits

The quantity of prime coat spread over WMM per sq. mt. depends on the type of bitumen extractor machine used.

• The quantity of prime coat depends on the type of bitumen extractor machine used

• It is important to follow the manufacturer's instructions for the specific machine being used

• Factors such as temperature, humidity, and surface condition can also affect the quantity of prime coat needed

• Typically, the quantity of prime coat used ranges from 0.8 to 1.2 liters per sq. mt.

• Regu...read more

The quantity of tack coat used over GSB per sq.mt. depends on various factors such as the type of bitumen extractor machine, the thickness of the GSB layer, and the weather conditions.

• The quantity of tack coat used can range from 0.2 to 0.5 liters per sq.mt.

• The type of bitumen extractor machine used can affect the quantity of tack coat used.

• The thickness of the GSB layer can also impact the quantity of tack coat used.

• Weather conditions such as temperature and humidity can aff...read more

The design of Rigid Pavement is dependable on the type of traffic and the subgrade soil conditions.

• Traffic load and volume

• Subgrade soil conditions

• Climate and weather conditions

• Concrete mix design

• Joint spacing and layout

The required compaction for dry lean concrete is specified by MORTH.

• MORTH specifies the minimum dry density and optimum moisture content for dry lean concrete.

• The compaction factor for dry lean concrete should be between 0.78 to 0.82.

• The compaction should be done using a plate vibrator or a needle vibrator.

• The required compaction can vary depending on the type of dry lean concrete being used.

• Proper compaction is important to ensure the strength and durability of the dry lean ...read more

The percentage of slope in shoulder varies depending on the location and purpose of the shoulder.

• The slope of the shoulder can range from 0-45 degrees depending on the design of the road or pathway.

• The slope of the shoulder should be designed to allow for proper drainage and prevent water from pooling on the road.

• The slope of the shoulder should also be designed to provide a safe and stable surface for pedestrians and cyclists.

• The slope of the shoulder can be steeper in mount...read more

The slope in normal camber varies depending on the design and purpose of the structure.

• Normal camber is the slight arching or upward curve given to a beam or truss to counteract deflection due to loads.

• The slope in normal camber can range from 1/8 inch to 1/2 inch per foot, depending on the span and load requirements.

• For example, a bridge beam may have a normal camber slope of 1/4 inch per foot to support heavy traffic loads.

• The slope in normal camber should be carefully calc...read more

The density of sleepers in one km can vary depending on the context, such as whether it refers to railway sleepers or people sleeping outdoors.

• Density of railway sleepers in one km can vary based on the type of track and spacing between sleepers.

• Density of people sleeping outdoors in one km would depend on the location and circumstances.

• For example, in a homeless encampment, the density of sleepers in one km might be higher compared to a park where people are camping.

Certain construction equipment assets may not comply with RTO regulations due to various factors.

• Heavy machinery like bulldozers may lack proper registration.

• Excavators often have outdated safety certifications.

• Cranes might not meet inspection requirements.

• Forklifts can be unregistered or improperly maintained.

Types of cement include Portland cement, rapid-hardening cement, and sulfate-resistant cement. Density varies depending on the type of cement.

• Types of cement: Portland cement, rapid-hardening cement, sulfate-resistant cement

• Density varies based on the type of cement

• Portland cement is the most common type used in construction projects

An asset is a resource with economic value, and effective management involves strategic planning and monitoring.

• Definition: An asset is anything of value owned by an individual or entity, such as stocks, bonds, real estate, or cash.

• Types of Assets: Assets can be classified into tangible (physical items like property) and intangible (like patents or trademarks).

• Valuation: Regularly assess the value of assets to understand their worth and make informed decisions.

• Diversification...read more

The RTO process involves vehicle registration, licensing, and compliance with local transport regulations.

• Gather necessary documents: ID proof, address proof, vehicle purchase invoice.

• Fill out the application form for vehicle registration or license.

• Submit the application along with required documents to the RTO office.

• Pay the applicable fees for registration or licensing.

• Schedule a vehicle inspection if required, and ensure compliance with emission norms.

• Receive the registra...read more

Reinforcement is used in structures to increase strength, durability, and resistance to various forces.

• Reinforcement helps to distribute loads more evenly throughout the structure.

• It increases the tensile strength of the structure, making it more resistant to bending and cracking.

• Reinforcement can also improve the overall durability and longevity of the structure.

• Common types of reinforcement include steel bars, mesh, and fibers.

• Examples of reinforced structures include bridg...read more

WMM stands for Wet Mix Macadam, which is a type of road construction method using a mixture of aggregates and water.

• WMM is a type of road construction method used for laying base and sub-base layers of roads.

• It involves mixing aggregates like stone, sand, and gravel with water to form a strong base.

• WMM is often used in highway construction to provide a stable foundation for the road surface.

• The mixture is compacted using rollers to ensure proper bonding and strength.