Assistant Construction Manager
30+ Assistant Construction Manager Interview Questions and Answers
Q1. In a Case, If 12mm dia rebar in your drawing and spacing is 150 mm. In case you are not having it at that time and you have to change it with 16 mm. what would be the spacing according 16 mm dia rebar?
Spacing for 16mm dia rebar if 12mm dia rebar is not available.
Calculate the area of 12mm dia rebar and 16mm dia rebar.
Use the ratio of areas to find the spacing for 16mm dia rebar.
Spacing for 16mm dia rebar would be approximately 211 mm.
Ensure that the new spacing meets the required design standards.
Q2. how much load is taking by adjustable props for shuttering works.
The load taken by adjustable props for shuttering works depends on various factors.
The load capacity of adjustable props depends on their size and material.
The type of shuttering work being done also affects the load taken by adjustable props.
The load can vary from a few hundred kilograms to several tons.
Adjustable props are commonly used in construction to support formwork during concrete pouring.
The load taken by adjustable props should always be within their specified safe...read more
Q3. How many types of shuttering methods & advantages for each.
There are various types of shuttering methods used in construction, each with its own advantages.
Types of shuttering methods include timber, steel, aluminum, plastic, and fabric.
Timber shuttering is cost-effective and easy to work with, while steel shuttering is durable and reusable.
Aluminum shuttering is lightweight and easy to handle, while plastic shuttering is waterproof and easy to clean.
Fabric shuttering is flexible and can be used for complex shapes.
Advantages of shutt...read more
Q4. What type of safety measures you follow during the construction work
We follow strict safety protocols to ensure the well-being of workers and prevent accidents.
We conduct regular safety meetings to discuss potential hazards and how to avoid them.
We provide personal protective equipment (PPE) such as hard hats, safety glasses, and gloves.
We implement fall protection measures such as guardrails, safety nets, and harnesses.
We ensure that all equipment and machinery are properly maintained and inspected.
We have emergency response plans in place a...read more
Q5. What is the complete process for documentation and obtaining all original certificates?
The process involves collecting, organizing, and verifying all necessary documentation and certificates.
Collect all required documents such as permits, licenses, and insurance certificates.
Organize the documents in a systematic manner for easy access and reference.
Verify the authenticity and validity of each certificate by cross-checking with issuing authorities.
Ensure all original certificates are obtained and stored securely for future reference.
Maintain a detailed record o...read more
Q6. What was the minimum number of days for the Mivan shuttering slab cycle in your previous project?
The minimum number of days for the Mivan shuttering slab cycle in my previous project was 7 days.
The Mivan shuttering slab cycle typically takes 7-10 days to complete.
Efficient planning and coordination can help reduce the cycle time.
Using experienced labor and proper equipment can also speed up the process.
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Q7. What are permits available at construction field at qatar?
Permits available in construction field in Qatar include building permits, electrical permits, plumbing permits, and mechanical permits.
Building permits are required for new construction, renovations, and additions.
Electrical permits are needed for any electrical work on a construction site.
Plumbing permits are necessary for any plumbing installations or modifications.
Mechanical permits are required for HVAC systems and other mechanical work.
Other permits may include demoliti...read more
Q8. Tell me briefly about pipeline work
Pipeline work involves the construction, maintenance, and repair of pipelines used for transporting fluids or gases.
Pipeline work includes excavation, welding, coating, and testing of pipelines.
Construction of pipelines involves laying pipes, installing valves, and building pump stations.
Maintenance work includes inspecting pipelines for leaks, corrosion, and other damage.
Repair work involves fixing leaks, replacing damaged sections of pipeline, and upgrading existing pipelin...read more
Assistant Construction Manager Jobs
Q9. What is the tollerence between two mismatch bolted flanges
The tolerance between two mismatch bolted flanges refers to the allowable deviation in alignment or positioning of the flanges.
Tolerance is typically specified in terms of a maximum allowable gap or misalignment between the flanges.
It ensures that the flanges can still be bolted together securely even if they are not perfectly aligned.
The tolerance depends on the specific application and industry standards.
For example, in the oil and gas industry, the tolerance for mismatch b...read more
Q10. Tell me rating of highest transformer used inthe project
The highest transformer used in the project is rated at 5000 kVA.
The highest transformer used in the project has a rating of 5000 kVA.
Transformers are rated in terms of their capacity to handle electrical load.
Higher kVA rating indicates a larger capacity to handle electrical load.
Example: The highest transformer used in the project is a 5000 kVA transformer.
Q11. How to maintain Safty in height of work?
Safety in height of work can be maintained by following safety protocols and using proper equipment.
Ensure workers are trained in safety procedures
Use proper safety equipment such as harnesses and helmets
Regularly inspect equipment and scaffolding
Implement a safety plan and enforce it strictly
Provide adequate lighting and signage
Monitor weather conditions and adjust work accordingly
Q12. Capacity of WTP in which you have experience
I have experience working with WTPs with capacities ranging from 5 MGD to 50 MGD.
Worked on a 5 MGD WTP project in my previous role
Managed construction of a 20 MGD WTP in my current role
Assisted in the design of a 50 MGD WTP during my internship
Q13. What are formalities before concrete to be check?
Formalities before concrete to be checked
Ensure proper reinforcement is in place
Check for proper formwork and its alignment
Verify the mix design and slump of concrete
Ensure proper curing measures are in place
Check for any obstructions or debris in the concrete placement area
Q14. How to improve progress in erection of towers?
Improving progress in tower erection requires efficient planning, coordination, and communication.
Implement a detailed project schedule with clear milestones and deadlines.
Ensure proper coordination between different teams and subcontractors involved in the construction process.
Regularly monitor and track progress to identify any delays or bottlenecks early on.
Utilize technology such as Building Information Modeling (BIM) for better visualization and coordination.
Encourage op...read more
Q15. What is called transposition tower in OHL?
A transposition tower in OHL is a structure used to change the position of conductors in overhead power lines.
Transposition towers are used to prevent power loss due to inductive reactance in long transmission lines.
They are typically taller than regular transmission towers to allow for the crossing of conductors.
Transposition towers are strategically placed along the transmission line to optimize power flow.
Example: In a 3-phase transmission line, transposition towers are us...read more
Q16. How to check worker productive?
To check worker productivity, monitor their output, track their progress, and evaluate their efficiency.
Monitor the quantity and quality of work completed by each worker.
Track the progress of tasks assigned to workers and compare it with the set deadlines.
Evaluate the efficiency of workers by analyzing their work methods and time management.
Use performance metrics and key performance indicators (KPIs) to measure productivity.
Provide feedback and coaching to workers to improve...read more
Q17. De shuttering period of shuttering activities?
De-shuttering period depends on various factors such as type of concrete, temperature, humidity, and strength required.
De-shuttering period is the time taken to remove the formwork or shuttering from the concrete after it has been poured.
The period varies depending on the type of concrete used, temperature, humidity, and strength required.
For example, for normal concrete, the de-shuttering period is usually 14-21 days, while for high-strength concrete, it can be up to 28 days...read more
Q18. What Is codes and general work in site..
Codes are regulations that govern construction practices and safety standards on a job site.
Codes are established by local, state, and federal agencies to ensure that buildings are safe and meet certain standards.
Construction managers must be familiar with building codes and ensure that all work on the site complies with them.
General work on a site includes tasks such as scheduling, budgeting, coordinating with subcontractors, and overseeing the work of laborers and tradespeo...read more
Q19. Types of structures constructed
Various types of structures are constructed in construction industry.
Residential buildings such as apartments, villas, and houses
Commercial buildings such as offices, shopping malls, and hotels
Industrial buildings such as factories and warehouses
Infrastructure projects such as roads, bridges, and tunnels
Specialized structures such as sports stadiums, hospitals, and airports
Q20. Can you achive density more than MDD
Yes, achieving density more than Maximum Dry Density (MDD) is possible through proper compaction techniques and materials.
Achieving density more than MDD is possible by using vibratory compactors to increase soil compaction.
Proper moisture content in the soil is crucial for achieving higher density than MDD.
Using suitable materials like crushed stone or gravel can help in achieving higher density levels.
Regular testing and monitoring of compaction levels is essential to ensur...read more
Q21. How to execute the work at site
To execute work at site, proper planning, coordination, supervision, and communication are essential.
Develop a detailed project plan outlining tasks, timelines, and resources.
Coordinate with subcontractors, suppliers, and other stakeholders to ensure timely delivery of materials and services.
Supervise work progress on site to ensure quality and safety standards are met.
Communicate effectively with the project team to address any issues or changes in plans.
Regularly inspect th...read more
Q22. Methodology for all finishing activities
The methodology for finishing activities involves planning, coordination, and attention to detail.
Create a detailed schedule for finishing activities
Coordinate with subcontractors and suppliers to ensure timely delivery of materials
Ensure quality control measures are in place and followed
Conduct regular inspections to identify and address any issues
Communicate regularly with the project team to ensure everyone is on the same page
Examples: painting, flooring, cabinetry install...read more
Q23. Tests for coarse aggregate & fine aggregate
Tests for coarse aggregate & fine aggregate include sieve analysis, specific gravity, absorption, and particle shape.
Sieve analysis is used to determine the particle size distribution of aggregates.
Specific gravity test helps in identifying the density of the aggregates.
Absorption test measures the amount of water absorbed by the aggregates.
Particle shape test evaluates the shape of the aggregate particles.
Examples: ASTM C136 for sieve analysis, ASTM C127 for specific gravity...read more
Q24. How the pipes are welded
Pipes are welded using various techniques such as arc welding, gas welding, and electric resistance welding.
Arc welding involves using an electric arc to melt the edges of the pipes and then joining them together.
Gas welding uses a flame produced by burning a mixture of fuel gas and oxygen to heat the pipes and create a molten pool for joining.
Electric resistance welding passes an electric current through the pipes, generating heat and causing them to fuse together.
Other tech...read more
Q25. HOW MANY TYPES OF BOILER
There are two main types of boilers: fire tube boilers and water tube boilers.
Fire tube boilers have hot gases passing through the tubes which are surrounded by water. Examples include Scotch marine boilers.
Water tube boilers have water flowing inside the tubes while hot gases surround them. Examples include Babcock and Wilcox boilers.
Q26. Material specifications and requirement
Material specifications and requirements are essential for ensuring quality and compliance in construction projects.
Material specifications outline the quality, type, and quantity of materials required for a project.
Requirements may include specific brands, sizes, grades, and certifications for materials.
Compliance with building codes and regulations is crucial when determining material specifications.
Examples of material specifications include using ASTM-certified steel for ...read more
Q27. Diff between compaction & consolidation
Compaction is the process of reducing air voids in soil by applying pressure, while consolidation is the gradual settlement of soil under its own weight.
Compaction involves applying pressure to soil to reduce air voids and increase density.
Consolidation is the gradual settlement of soil over time due to the weight of the soil above it.
Compaction is typically done before construction to improve soil stability and load-bearing capacity.
Consolidation can continue for years after...read more
Q28. What is called PTW
PTW stands for Permit to Work, a formal written system used to control certain types of work that are identified as potentially hazardous.
PTW is a document that specifies the work to be done and the precautions to be taken.
It is used to ensure that all necessary safety measures are in place before work begins.
Examples of work that may require a PTW include hot work, confined space entry, and working at heights.
Q29. Under ground metro construction process
Underground metro construction involves excavation, tunneling, station construction, and track installation.
Excavation of tunnels using tunnel boring machines or cut-and-cover method
Station construction including platform, concourse, and entrance structures
Installation of tracks, signaling systems, and electrical components
Ventilation and emergency exit construction for safety measures
Q30. Steps involved in segment erection
Segment erection involves lifting and placing precast concrete segments to form a structure.
Prepare the segment for lifting by attaching lifting devices
Use cranes or other lifting equipment to lift the segment into place
Ensure proper alignment and connection with adjacent segments
Secure the segment in place using temporary supports or connections
Repeat the process for each segment until the structure is complete
Q31. Type of pipe laying,design mix.
The type of pipe laying and design mix depend on the project requirements and specifications.
The type of pipe laying can vary from open trench to trenchless methods like horizontal directional drilling or pipe jacking.
The design mix of the pipe material depends on factors like the type of fluid or gas being transported, the pressure and temperature requirements, and the environmental conditions.
For example, PVC pipes are commonly used for water supply systems, while steel pip...read more
Q32. SEQUENCE OF ERECTION OF BOILER
The sequence of erection of a boiler involves several steps to ensure proper installation and functionality.
1. Foundation preparation and installation of base plates
2. Erection of boiler structure and setting of walls
3. Installation of boiler tubes and headers
4. Mounting of boiler accessories such as safety valves and gauges
5. Connection of piping and wiring for steam and water supply
6. Testing and commissioning of the boiler for operation
Q33. SEQUENCE OF ERECTION OF ESP
The sequence of erection of ESP involves several steps to ensure proper installation and functioning.
1. Site preparation including foundation construction and leveling of the ground.
2. Installation of support structures such as columns and beams.
3. Assembly of the ESP components including the casing, electrodes, and collecting plates.
4. Connection of electrical wiring and control systems.
5. Testing and commissioning to ensure proper functioning.
6. Regular maintenance and moni...read more
Q34. WELDING OF T93 JOINTS
Welding of T93 joints requires specialized techniques and equipment to ensure a strong and durable bond.
T93 is a high-strength steel alloy commonly used in construction for its excellent mechanical properties.
Welding T93 joints requires preheating to reduce the risk of cracking and post-weld heat treatment for optimal strength.
Specialized welding techniques such as TIG welding or submerged arc welding are often used for T93 joints.
Proper welding procedures and quality control...read more
Q35. How power plant work
Power plants generate electricity by converting mechanical energy into electrical energy through various processes.
Power plants use fuel (such as coal, natural gas, or nuclear material) to heat water and produce steam.
The steam drives a turbine connected to a generator, which produces electricity.
There are different types of power plants including coal-fired, natural gas, nuclear, hydroelectric, and renewable energy plants.
Power plants require regular maintenance and monitori...read more
Q36. Pile spiral distance called?
Pile spiral distance is called pitch.
The distance between two adjacent spirals on a pile is known as pitch.
Pitch is an important factor in determining the stability and load-bearing capacity of a pile.
For example, a pile with a larger pitch may be more suitable for bearing heavy loads.
Pitch can vary depending on the type of pile and the soil conditions.
Q37. Pipe laying procedure.
Pipe laying procedure involves planning, excavation, laying the pipe, backfilling, and testing for leaks.
Plan the layout of the pipes based on the project requirements and specifications.
Excavate the trench to the required depth and width to accommodate the pipe.
Lay the pipes carefully in the trench, ensuring proper alignment and slope for efficient flow.
Backfill the trench with suitable material to provide support and stability to the pipes.
Test the pipes for leaks using pre...read more
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