Interview questions *careerguru99

40 construction questions

1) What are the responsibilities of a construction manager?

The responsibilities of a construction manager are

• Cost Estimates
• Pre-purchase of selected materials
• Selection of bidders for bidding phase
• Analysis of proposals
• Construction contract negotiations
• Construction Scheduling and Monitoring
• Cost control of construction
• Construction supervision

2) List out the potential risk factors for workers on the construction site?

Potential risk factors for worker on the construction site

• Falls from heights
• Scaffold and Trench collapse
• Electric shock and arc blast
• Repetitive motion injuries
• Not using personal protective equipment correctly

3) What is OSHA compliance?

OSHA stands for Occupational Safety and Health Act; its motive is to fulfill the health and safety requirement of employees and workers. It is a standard for health and safety that is followed by every industrial segment and corporate offices throughout U.S.A.

4) Mention what are the composition of a landfill?

For secure landfill, there are four critical elements

• The bottom liner
• A leachate collection system
• A cover
• Natural hydrogeologic settings

5) For the construction project what capital cost has to be taken in consideration?

• Land acquisition ( Assembly, holding and improvement)
• Planning and feasibility studies
• Construction ( Material, equipment, and labor)
• Construction financing ( Bank loan)
• Insurance and taxes during construction
• Owner’s general office overhead
• Inspection and testing
• Equipment and furnishing not included in the construction
• Field supervision, architectural and engineering design

6) List out some of the software used in the construction sector to estimate cost and monitoring expenses?

• Tally System
• Sage
• Maxwell System
• Premier construction software
• eTakeoff
• Construction partner, etc.

7) What is reinforced concrete?

Reinforced concrete have steels bars or mesh in them, which gives extra strength to the construction.

8) What are the different types of foundation?

Three main types of foundation are

• Basement: In this a basement is prepared first on top of it building is constructed
• Crawl space: A crawl space is a raised foundation, it is built above the ground, just allowing enough space to crawl underneath
• Slab: In this foundation, concrete is directly poured into the pit made in the ground.

9) Explain what is Hybrid Foundation?

Hybrid Foundation is usually used for high rise building, it contains both soil supported mat and piles. This type of foundation is helpful in reducing the amount of the settlement.

10) What are the common ways of demolition?

• Hydro-demolition
• Pressure Bursting
• Dismantling

11) Explain what is floating slab foundation?

A floating concrete foundation is a type of mat foundation that consists of the hollow mat formed by a grid of thick reinforced concrete walls between two thick reinforced concrete slabs.

12) Explain what is flashing?

Flashing is an extended construction that is done to seal and protects joints in a building from water penetration. Flashing is installed at the intersecting roofs, walls and parapets.

13) Mention different types of roof systems?

• Slate or Stone roofs
• Wood shingle roofs
• Metal roofing systems

14) Explain what are the phases inspections are done by local authority while construction?

Various inspections during the construction includes

• Site Inspection
• Pre-construction or first construction Inspection
• Foundation inspection(before placing of concrete)
• Framing inspection ( before insulating or covering frame)
• Insulation inspection ( After insulation is completed)
• Final inspection (after all construction is completed, and permits are received)

15) List out some of the checking’s, done at the completion of construction?

Some of the checking done on the exterior of the construction is

• Utility connections
• Drainage
• Retaining walls
• Compaction of fill material
• Caulking at opening
• Storm sewer system
• Safety provision ( terraces, porches, areaways)
• Accessory buildings
• Pavement edging
• Protection against moisture penetration
• Design of dwelling structure

16) Explain what is alternate bid?

Alternate bid is the amount stated in the bid to be deducted or added from the base bid amount. Alternate bid is proposed when there is a use of alternate materials or methods of construction.

17) Explain what is change order request?

Change order request is a written document issued or given by the owner, requesting an adjustment to the contract sum or an extension of the contract time. Usually, it is issued by the architect or owners representative.

18) What does a construction cost covers and what does not?

A construction cost covers material, labor, equipment and services, contractor’s overhead and profit and other direct construction costs. While, it does not cover compensation paid to the architect, consultant or engineers, cost of the land and other cost that is owner’s responsibility.

19) Explain what is Critical Path Method (C.P.M)?

Critical Path Method is strategy and method of representing the respective tasks and activities involved in the construction through a symbolic diagram.

20) What is demising walls?

Demising wall is used for the boundary that separates your land or house from neighbor’s house

21) What is labor and material payment bond?
It is a bond between the owner and the main contractor. Where a contractor guarantees for payment to the owner if he fails to pay for all labor, materials, equipment’s or services in accordance with the contract.

22) Explain what is progress payment?

It is a payment done by owner to the contractor; it is a difference between the completed work and material stored and a pre-determined schedule of values or unit costs.

23) Explain what is structural frames or systems?

Structural frames are a load bearing assembly of beams and columns on a foundation. Normally, the columns and beams are generally fabricated off site and assembled on site.

24) Explain what is zoning permit?

Zoning permit is a document issued by governing urban authority permitting land to be used for a particular purpose.

25) Explain what is the release of lien?

Release of lien is a written document executed by an individual or firm supplying labor, material or professional service on a project, which release his mechanic’s lien against the project property.

26) What is Architect-Prepared Contract?

Architect- Prepared Contract is an agreement prepared in-house by the architect between owner and architect, and often reviewed by an attorney, before its execution. It is a legal contract, and it includes all terms and conditions including adequate legal protection for both the parties.

27) Explain what is 1/8 on the architect ruler denotes?

1/8 on the ruler is infact a scale that converts 1/8 inch on to the drawing to 1 foot. It would represent a drawing with a scale of 1/8”= 1 foot.

28) List out some of the software program that can be useful for architect?

• AutoCAD
• Revit
• 3DS Max
• Sketchup
• Photoshop
• Adobe creative suites
• Microsoft office
• Digital Media

29) Explain what are the skills required to become an architect?

• Conceptual understanding of designing models
• Basic knowledge of computer and architect related software programs
• Engineering ability
• Business aptitude
• Legal knowledge
• Designing 3D models

30) What things architect have to take care of before starting any project?

• Whether the owner has proper planning permission
• Whether the building has a certain listed grade approved
• Knowledge of building appliances and materials that includes the cost as well
• Need to take environmental factors into consideration

31) Explain how you can use different dimension tools in CAD? What are the different dimensions available?

If you are using CAD and want to use dimension tools, then go to CAD>Dimensions and you can have access to a wide range of dimensions like

• Manual dimensions
• Interior dimensions
• Auto exterior dimensions
• Auto interior dimensions
• End to end dimensions
• Point to point dimensions
• Angular dimensions
• Display temporary dimensions
• Moving objects using dimensions

32) Explain how you can turn off the display for dimension in CAD?

The display of your dimensions can be turned off in CAD for that you have to go under Floor Plan View and follow the following steps

• In floor plan active, select Tools – Display Options
• Scroll down to the dimensions- Automatic and Dimensions- Manual layers and remove the checkmarks from the Disp column
• When you click OK, the display of the dimensions in your plan will be turned off

33) Which are the top apps for you civil engineeer?

Some of the best apps

• Evernote
• STEEL
• Dropbox
• Instagram
• Sketchbook
• Photoshop Express
• Flipboard
• Magic Plan
• Houzz
• AutoCAD Ws

34) What are wooden shingles?

Wooden shingles are rectangular in shapes, and they are like slats or sheets that are nailed to the exterior surface. Shingling is a traditional weather proofing method for building.

35) List out some of the common problems that architect have to tackle it?

• When client is not sure about what they want
• When there is a limited budget
• When customer requires custom design at standard design cost
• When architect has to work with limited space

36) How to build the floor to ceiling bookcase?

To build a floor to ceiling bookcase

• First measure the distance between the floor and ceiling
• Cut two boards of the length of that distance
• Cut two boards with the width you require
• Attach top and bottom boards to the side with 2 inch nails. Keep a gap about one or two inches between each nail
• Attach top and bottom boards to the side boards with 2 inch nail. This will create a frame of your bookcase. Add the shelves to the bookcase the way you want and then paint it.

37) What should be the standard roof height like to be?

For inhabited building, standard height for roof should be one or two storeys tall. If you don’t need to make roof taller and yet you want make it look bigger from outside use a mansard roof containing multiple floors. The roof of the room can be adjusted by changing its pitch or by adding a parapet.

38) List out the types of roofs?

• Half hipped roof
• Dutch gable roof
• Skillion roof
• Gambrel roof
• Gull wind roof
• Mansard roof
• Bell cast roof
• Sawtooth roof
• Monitor roof, etc.

38) Explain what are the problems one might face while having a Cantilever balcony?

Cantilever balcony are usually unsupported and extend outwards, so the problem with Cantilever balconies are

• Excess deflection or bounce
• Weakness of the deck structure
• Rot and water damage to the interior of the house
• Unevenness inside the house
• Can’t use the balcony for gardening or other purposes as it is not designed to lift excess amount of weight

39) For what building Built-on balconies are preferable? What are the advantages?

Built on balconies are mainly designed for retrofitting older buildings. This free standing balcony is supported in front of the facade on four columns. They are backed to the wall with brackets.

The advantage of built-on balconies are

• Old balconies can be dismantled, and the new ones can be erected immediately in front of the faced without disturbing the inner structure of the building
• The work takes place outside of the house, so there is no interference to the interior of the building

40) What things you need to take care of before building a kitchen island?

Before you start building a kitchen island, you need to take care of

• Design the kitchen island according to the need- if it is only for cooking purpose then use less space, but if it is also for eating then design it accordingly
• List out what appliances you need for your kitchen island
• How high the counter should be
• How much storage space should you required
• Working sides surrounding the kitchen island should have 42 inches of space as a minimum around the kitchen island. Don’t plan Kitchen Island if it makes your kitchen more congested.

41) Explain what is the difference between built area and super built up area?

• Built up area: It includes your carpet area plus area covered by walls, pillars and ducts. It is usually 10% more from the carpet area
• Super built up area: It includes your built up area plus the area that you use as building amenities like passage to lift, stairs and lifts, gym, club, etc.

42) What is the ideal size of the living room ranges from small to large size?

• Very small size living room= 7x10ft ( for two seater sofas on one side of the room)
• Small living room= 10x13ft ( for two 2 seater sofa)
• Medium living room= 12×18 (for 3 Seater sofa)
• Large living room= 15×20 ( for 4 seater or 5 seater sofa)

Top 11 Landscape Interview Questions & Answers

1) Mention what is the duty of landscaper and groundskeeper?

Their duty includes

• Operating powered equipment’s and vehicles like mowers, tractors, twin-axle vehicles, snow blowers and pruning saws
• Shovel snow from parking lots, driveways and walks
• Maintaining ground lawn my aerating, weeding, mulching or trimming
• Trim trees, shrubs or hedges
• Removing litter
• Maintenance and service of tools
• Mix and spray of fertilizers
• Cultivate lawns or gardens
• Advise the customer how to take care of plants
• Decorate the garden with plants or stones

2) What are the hand tools does groundskeeper or landscaper use?

The hand tools used are

• Shovels
• Rakes
• Saws
• Pruning saws
• Hedge or brush
• Axes
• Trimmers

3) Mention what are the skills required to become a landscaper worker?

You must possess following skills

• Physical strength
• Good listening skills
• Manual dexterity

4) Mention what are the challenges that you have to face as a landscaper and groundskeeper worker?

• Working outdoor: You will be working at the out-door location, and have to work in harsh condition
• Noise level: The noise level can vary according to the location and addition to that you will also have to bear the noise coming out the tools and equipment’s you are using.
• Exposure to light and bad weather: You have to work in the harsh environment, and the majority of the time exposed to extreme weather condition like freezing cold to flashing sun light
• Cleanliness and Odors: This is one thing that you have to deal every day, you will get messy and disheveled while handling dirt, soil, shrubs, flowers and pesticides
• Flexibility to work: You might have a different task each day, or might do the same task but not in the same order
• Continuous Movement: A lot of locomotive moves required while working which includes bending, stooping, reaching, lifting, standing for a longer time, sitting, walking, etc.

5) What type of work attire should be preferable for landscaper worker?

As a person has to deal with dirt and debris, there attire should be such that it can bear all wear and tear while performing the task.  Also, you should other accessories that protect you from extreme weather like

• Hat and sunglasses
• Gloves
• Steel toed boots
• Headphones (Noisy Environment)

6) Mention how you do pruning in gardens?

Pruning can be done in following places,

• Prune just above the buds ( 3mm-4mm above buds)
• Where plants have alternately positioned buds
• When the plant has pairs of buds opposite to each other
• Cut out any dead or old wood at the base of the plant
• Where stems are crossing each other or growing close to each other
• Leaving the clump of leaves at the base cutback flowered stems or herbaceous plants down to ground level

7) Explain how to deal with snow?

Three things you could probably do to shovel snow

• Remove snow using shovel for a small amount of snow
• For the heavy snow use snow blower
• Use rock salt to de-ice the area, after snow fall, icy surface its big problem

8) Mention how to maintain a lawn edge?

To maintain a lawn edge

• First determine the border of the lawn by using a half-moon cutter, it will clearly create a distinctive edge between flowerbeds and lawn
• Don’t use a spade for cutting since the blade is somewhat curved and leave a scalloped finish
• Once, the boundary is determined use edging shears to cut the blades of grass swaying out of the edges of the lawn. Edging shears works as scissor and while using it make sure that you move only top blade and lower blade remains static

9) Mention different types of mold, fungus and worm found in lawn and how to deal with it?

Different types of mold you will see

• Slime mold: This type of mold is usually seen in late summer and can be removed by spraying a jet of water
• Red Thread: This is a common lawn disease, where grass appears light orange or reddish in color due to deficiency of nitrogen. Use ammonium sulfate to overcome nitrogen deficiency
• Rust: Rust is like red patches on the leaves, and it appears like iron-rust. There is no chemical treatment for this condition, but regular mowing and removal of clipping will stop it from spreading. Avoid using high nitrogen fertilizer in such condition
• Snow Mold: It is a fungal disease which appears as brownish patches on the lawn. Scarification can reduce the risk
• Ant Nests: It looks ugly on a lawn, and appears like a patch of mud splashed on the grass. Use nematode steinernema feltiae to control the ants.
• Leather jackets and Chafer grubs: They are the insects that the feed on the roots of grass, to eliminate these worms you can use chemical controls
• Fairy rings: It appears like mushroom, and grows in moist climate. Effective chemical can control these fairy rings alternate way to remove this fungus is to dig the affected area by to a depth of 12 inches, and you can replace it with healthy topsoil.

10) What is the precaution taken while fertilizing plants?

• Avoid using fertilizer using weed and feed lawn fertilizers that contain herbicides near ornamental plants
• Make sure the foliage is dry when applying fertilizers
• Trees growing in the turf areas does not require fertilizers separately it will take the nutrients and fertilizers from turf area itself
• Do not concentrate fertilizers in holes drilled under the canopy
• Plants growing in shade usually requires less fertilizers
• Effective way of fertilizing is to administer fertilizers at slow pace and in required amount

11) Mention what is a technique for laying out SOD?

• Measure the area first where you want lay the SOD
• Use rototiller to loosen the soil to a depth of 6 to 8 inches. Remove debris, rock and weeds and then add 2 to 3 inches of organic matter
• Rack the soil level and ensure that it is one inch below the paved areas
• Laying whole pieces one at a time, start laying turf along a straight edge
• Lay another piece of turf side by side, while laying it make sure it does not overlap each other and air pockets
• Tuck the small pieces of turf into the center of the lawn area
• Put some potting soil across all seams using a strong push broom
• Use a lawn roller to push the SOD more firmly into the soil

Top 24 Interior Design Interview Questions & Answers

1) How can you design small spaces?

• In a long living room, breakdown the space by making three separate seating areas with pieces of furniture that are small in scale
• Use light color paint on the wall to make the space look bigger
• In a small bedroom, keep a bed that covers half of the space which makes the room space bigger

2) When designing a room what is the most important factor for you?

Once the design or thought is clear in your mind about the design is to follow a theme and the design entire room accordingly which includes color, furniture and piece of art.

3) How to fit bookshelves in a small space?

If you are having small space and accommodating bookshelves is a problem. Then it is advisable to get a wall mounted bookshelves, and it will occupy less floor space compared to free-standing bookshelves.

4) What wood will you prefer for designing?

The wood that will be a good choice for formal designing is oak, cherry, and mahogany, while, for casual designing maple, bamboo and pine are casual choices.

5) What is a good way of using lights in your room?

A good way of using lights in the room is to use 80% of lights overhead, and 20% of light should be a free stand or wall mounted like table lamp, art lamp, library lamps, scones, etc. It will draw attention of your interior and paintings

6) How can you use the space in your balcony or veranda for garden?

If you are staying in an apartment, you can use stacking technique or hang baskets for maximising vertical space. You can use window ledge or slimline balcony by planting with suitable containers also you can put ornamental plants on door step or entrances.

7) Explain what is professional liability insurance for interior designers cover?

Professional liability insurance for interior designers covers losses, expenses, and damages resulting from lawsuits up to the limit of your policy. It protects clients from claims of wrongful acts committed by you or your employee while performing professional duties or losses that happens to others due to alteration of design.

8) Explain how you handle customs work to fit?

• Paperhanging and Design: For wall covering installation
• Partners in Design: Customs upholstery and re-upholstery that is quick and when you want it
• Art Application: Use customs art for you chair or Sofa cover
• Boston Binding: It is used best in carpeting installation and area rug binding and serging

9) Explain what is the difference between interior design and interior decoration?

• Interior design: Interior designer have technical expertise to know the vast array of options and give creative solutions to the space they use for design
• Interior decorating: It is about using various forms of color and accent to make particular space more visually appealing

10) As an interior designer what questions you will ask to the client?

• About client budget and timeframe
• About design style
• About decision making
• Whether worked with any designer before
• How you visualize the design process taking place

11) Mention what are the tools does an interior designer takes help?

• Color Wheel
• Paint Chips
• Fabric Samples
• Measuring Tape
• Digital Camera

12) What is QuickBook Accounting for Interior designer?

QuickBook accounting is a software used by interior designer to manage your accounting and finance in one central location. It is used to manage your sales, expenses and other financial data.

13) Mention some of the popular and widely used software for interior designing?

• Autodesk Homestyler
• Sweet Home 3D
• 3D Home Design Software
• 3D Spacer
• Roomie
• Placed
• pCon.planner
• Home Designer Suite 10
• Home & Landscape Design Premium NexGen3
• HGTV home design and remodelling suite

14) List out some of the best App available in the market for interior designing?

Some of the best App available in the market are

• Paper
• Graphisoft BIMx
• MyPantone
• DreamHome
• Photosynth
• iHandy Carpenter
• Autodesk Format
• Architect’s Formulator
• Home Sizer
• Color Capture
• AutoCAD 360

15) Mention some of the areas apart from traditional areas where you can apply interior design and specialize yourself?

You can specialize yourself in various stream like

• Visual Merchandiser
• Home Theater designer
• Feng Shui Designer
• Vastu Shastra Expert
• Set Designer (for films)
• Landscaping Artist

16) Explain what is Practice Act for Interior Designer?

If a state adopts the practice act for interior design, then they can prohibit the act of practicing the professional services of interior design who are not licensed in the profession.

17) As an interior design which are the firms you can use your skill as an individual?

• As an interior design professional, you can use your skill in an architecture firm
• In furniture showroom
• A model or sample house designer
• In a lightning design firm

18) Explain what is permitting statue for Interior design?

It is an amendment in the existing law, according to which governing architectural practice should cover interior designers as well, whichever province or state it is applicable.

19) List out some of the magazines which can be helpful for interior designer professional?

• Dwell Magazine
• Frame Magazine
• Metropolis Magazine
• POPLife
• Interior Design Magazine

20) What are the things you have to take care while designing?

• Put decorative mirror especially for a smaller space
• Put art/photo at appropriate height on the wall
• Don’t surface in acoustic or theatre if you have, it will bounce back the sound waves
• Check room dimension first before selecting furniture
• Don’t over furnish the room
• Use color co-ordination carefully, otherwise it will go bizarre
• Use appropriate lighting

21) What is the role of kitchen designer?

The basic role of kitchen designer is the selection of kitchen appliances, considering the flooring and counter tops as well. You can design kitchens for kitchen showrooms, restaurant, hotels and hospitals.

22) Mention some of the modern glass types used in interior designing?

• Flair Granit
• Ottanta
• Fly
• Nivada
• Rimadesio
• Retro
• Article
• CHI
• Ferrera on satinato

23) What types of countertop materials you can use to design a kitchen?

• Granite and Quartz
• Marble and Limestone
• Wood Countertops
• Stainless steel
• Laminate counter tops

24) What is the basic type of lightning does an interior designer follows?

Basic type of lightning are

• Ambient
• Task
• Accent
• Aesthetic
• Normal

Top 15 Plumber interview questions & Answers

1) Explain what is the primary step to unclog any blockage in the pipes?

First and primary technique to unclog the blockage is to pour hot water through the pipes. If the blockage still remains then, you need to use other options.

2) What is referred as Building Drain?

The lowest point in a drainage system where the interior drainage pipe meet and are conveyed into the sewer is referred as Building Drain.

3) List out some of the most common tools required for plumbing?

• Adjustable pipe wrench
• Faucet valve seat wrench
• Faucet valve reseating tool
• Faucet packing and washers
• Tubing cutter
• Teflon tape
• Cup plunger
• Flange plunger
• Closet Auger
• Sink Auger

4) What skills does a plumber should have?

• Problem solving
• Critical thinking
• Listening and paying attention to instruction
• Decision making
• Co-coordinating
• Technical knowledge related to pipe fitting

5) What all tools are required to unclog a sink?

• Cup Plunger
• Duct tape or wash cloth
• Sink Auger
• Channeled type pliers
• Bucket

6) Mention what are the different types of chemical drain cleaners are used?

• Caustic drain cleaners: It contains a substance like caustic potash; they are bases and give electron to the clogging substance. This reaction will generate a lot of heat and dissolves the clogging substance, and clears the blockage.
• Oxidizing drain cleaners: It contains chemicals like household bleach, peroxides and nitrates. These chemical cause the organic material of the clog to lose an electron and become oxidized. It also generates heat and gas, which clears the blockage.
• Acid drain cleaners: It contains a higher concentration of acid and the hydronium ions present in acid reacts with clogging substance and releases heat. This heat will dissolve the substance and clears the blockage.

7) What is the home remedies to clear clogged drain?

The home remedies to clear clogged drain is

• Take half a cup of baking soda and pour down the drain, and then pour half a cup of vinegar. After 15 minutes, flush out the drain with hot water
• Add equal parts of salt, vinegar and baking soda. After one hour pour hot water into it
• Add half a cup of salt and equal amount of baking soda, sprinkle it into the drain and then flush it with hot water

8) Explain what is Angle Stop?

Angle stop is a shutoff valve between the water supply pipe and the fixture it supplies. It is used to shut off water to a fixture in case of failure, repair or leakage.

9) Mention what are some health and safety issues that plumber face?

Some of the health and safety risk that plumber face are

• Exposure to a hazardous substance like lead, sulfur dioxide, mould, carcinogenic substances
• Exposure to flammable and combustible materials
• Working in awkward positions may lead to musculoskeletal injuries
• Lifting heavy or awkward objects
• Risk of eye injury from flying particles
• Burns from hot equipment’s like steam lines, hot water heater, etc.
• Cut and bruises due to a sharp end of pipes
• Risk of electric shock while digging under-ground water pipes

10) What pre-caution a plumber could take for health and safety purpose?

• Avoid awkward body positions, and take break every 30 minutes
• Learn safe lifting techniques
• Wear appropriate footwear and gloves while handling sewage plant or metal pipes
• Keep tools and equipment’s in working condition, to avoid any unexpected accident due to inoperative tools
• To avoid electric shock use only power tools that can be used in a wet environment and have GFCI (Ground fault circuit interrupter).
• Keep work area clear

11) Explain what is the common reason for sump pump failure?

Sump pump is usually used in the basement area to remove the accumulated water during flood. Moreover, there are few reason it may stop working all of sudden.

• Switching problem
• Accumulation of excess debris, interfering with the switching
• The pump can move inside the basin, and that may interfere with the switching mechanism

12) Explain how you can fix a leaky PVC water pipe?

• Drain the water out and make the leakage pipe dry
• Now take a coupling, similar to the size of the pipe that is leaking
• Now cut the coupling into half
• Make sure that the half you going to use should have stop inside, as you have to slide the leakage pipe into it
• Slather the inside of the patch with adhesive, make sure that you have enough of the adhesive on your patch, as that is the portion that going to connect with the leaked pipe.
• Place the patch onto the pipe and slide it into place and keep it overnight to get dry

13) How can you avoid bathroom plumbing maintenance?

To avoid bathroom plumbing maintenance you can use the following tips

• Once a week flushes out the drainage pipes with hot water
• Apply pipe shield to drain lines once each month to keep soap scum building up and causing clogs
• To prevent further damage to the fixtures and faucets repair leaky faucets
• Showers and tubs should be fitted with strainers that can catch hair and soap chips
• Use vinegar to remove mineral deposit in your shower head, by placing a vinegar in a plastic bag and leave it over the shower head overnight. Take only 1 cup of vinegar.
• Throw the waste in wastebasket like tissue paper, cotton ball, etc.

14) Explain what is Pipe Dope?

A pipe dope is a pipe joint that is used to create a watertight seal.

15) Explain what is Eductor?

Eductor is a device that utilizes a nozzle and throat, fitted in a stream of water to build a partial vacuum to draw liquid or air into the stream; normally used to draw regeneration chemicals into an ion exchange water treatment system, like deionizer or softener.

Top 17 Sheet Metal Worker Interview Questions & Answers

1) Explain what are the duties of structural Iron and Steelworker?

• Build steel and or iron girders, columns and other construction based structures
• Make, weld and bolt down steel bars to reinforce concrete
• Connect steel columns, beams, and girders
• Reinforce concrete with welded wire fabrics
• Position steel or iron structures with connecting bars and spud wrenches
• Check the alignment using plumb bobs, levels, and laser equipment
• Fasten bars together with wire
• Drill holes into steel for bolts
• According to assembly instructions number the steel structures
• Hoist steel into the framework
• Inspecting material and equipment’s

2) List out the equipment’s that Iron and Steelworker use?

Equipment’s that iron and steel worker use are

• Reinforcing bars
• Lumber
• Cranes
• Derricks
• Rivet tools
• Large concrete buckets

3) List out the skills required during the work?

Skill required during the work includes

• Monitoring the project work
• Coordination with fellow workers
• Operation and control
• Decision Making
• Time management
• Physical strength
• Active listening and learning
• Handling and solving the complex problem
• Critical thinking

4) What is the physical strength does a structural iron and steel worker requires?

Physical strength that a steel and iron worker requires

• Static strength
• Manual Dexterity
• Multi-limb coordination in any position
• Head and arm steadiness
• Far and Near vision
• Trunk strength
• Maintaining stability and posture at heights

5) How workers hoist the steel bar in its position?

• First they attach iron or steel bar with cables of derricks or crane
• One worker will guide the crane or derrick operator with hand signals to move to its position, while another worker will hold the rope attached to the bar to stop it from swinging
• Slowly the crane will move structure to its position and once placed workers will check for alignment with the help of plumb bobs
• Once the alignment is done, they weld or bolt the bar permanently

6) Explain what challenges does steel and iron worker has to face while working on plant?

While working on plant, there are many things they are exposed to

• Loud noise during welding or bolting process
• Very hot or cold weather
• Contaminants
• Hazardous equipment that may lead to injuries
• Open electric circuits, wires and boards
• Risk of falling from height
• Dim or bright lights

7) Explain what is girts?

The vertical or horizontal framework to which sash, siding or another finished material is attached is referred as girts.

8) Explain what is blue print reading?

Blueprint reading is like a structural map that covers the steel structure.  It is a detail drawing of steel structure, and it carries a label or piece mark to differentiate one steel bar or structure from others.  Each piece or segment of steel structure has a single blueprint with detailed information before it become the part of the whole.  It carries information even small as hole sizes, dimension, etc.

9) Mention what are the technology used in structural engineering?

• Inventory tracking and management software
• Cost estimating software
• Computer aided design CAD software
• Accounting software

10) What is meant by Anchorage?

The term anchorage is used to fasten a joist or joist girder to a concrete, masonry or steel support by either welding or bolting.

11) What are the health and safety equipment does structural iron and steel worker has to wear?

Personal protective equipment includes

• Hearing protection: Reaming, hammering, loading and unloading material all produces unbearable noise. Hearing protection is a must in such condition
• Eye protection: Wear transparent glasses it helps to protect eyes while drilling, burning, grinding and welding process
• Head protection: A helmet is a must for iron and steel worker, as they are at continuous risk of getting injury by heavy equipment
• Skin protection: It protects their skin from burns, U.V radiation from the sun, welding radiation, full-length pants and leather faced gloves
• Foot protection: Worker must wear certified grade boots. The should have a slip resistant and shock resistant soles to prevent an accident
• Hand Protection: Use gloves based on site conditions as temperature, shock resistant, prevent cut and bruises and easy to perform work with it

Apart from this, worker must use safety devices like safety belts, scaffolding and nets to reduce risks.

12) While doing welding work what is the risk factor?

Welding process releases poisonous gas or dust, when welding is done on steel structure coated with lead containing paints.

13) What are the side effects of lead poisoning?

Symptoms of lead poisoning includes

• Loss of appetite
• Nausea
• Vomiting
• Stomach cramps
• Constipation
• Insomnia

14) What care has to be taken while operating power tools?

While, operating power tools following thing has to be taken care

• Maintain and inspect power tools on a regular basis
• Discard defective tools
• To avoid accident tool must be provided with “dead man” trigger or power off switch
• Use only those tools that are certified
• Avoid using any rotatory screw with a protruding set screw that can catch current
• Do not keep any tool hanging or swaying out of your pocket exposed to electric wire or tool
• Do not rely on wire, rods or other makeshift material, right tool should be used to do the job

15) Mention on what three factors does rigging process depends on?

Rigging process depends on three factors

• Capacity of the hoisting device
• Working loads of ropes and hardware
• Weight of the load to be lifted

16) Mention what all things must be inspect for sling used in iron and steel structure?

• Severe damage to wires
• Broken wires
• Look for heat damage
• Look for wear and tear due to bad weather
• Deformed, crushed or worn end attachments
• Illegible or missing sling identifications
• Kinking or crushing of ropes

17) What is the precaution that connectors should take to prevent an accident?

Connectors connect the steel structures with each other. To prevent an accident connector must do following things immediately

• Keep your eyes of arriving steel structure without distracting anywhere else and guide it to its correct location
• To match up holes always use a wrench or a drift pin, never use your fingers, many have lost their finger doing this
• The beam must be bolted, so that it will not rotate, before being cut loose.

Top 12 Maintenance Interview Questions & Answers

1) What are the duties of a maintenance and repair worker?

The maintenance and repair worker duties includes

• Building partitions
• Make a plaster or drywall repairs
• Fix or paint roofs
• Fix worn or broken parts
• Maintain and repair specialized equipment’s
• Inspect mechanical parts like motors, belts, drives, fluid levels and perform other maintenance actions
• Drywall repairs

2) What is the skill required to become maintenance and repair worker?

To become maintenance and repair worker you must know

• Basic calculation
• Safety practices and handling tools
• Basic plumbing repair skills
• Basic knowledge of electrical wiring
• Ability to decipher written or oral instructions
• Physical agility
• Able to lift and move heavy objects

3) Mention what are the challenges that maintenance and repair work usually face?

• Unusual working condition like bad weather or low temperature
• May have to work in an unusual shift
• May have to work in a messy area
• May sometimes be physically distressing and exhausting
• May have to work in dangerous places like working at height or working with electrical appliances and wires

4) What is the potential risk that repair and maintenance work usually face?

The potential risk that repair and maintenance worker faces are

• Faulty electrical: Risk of electrocuted always remains with repair and maintenance workers, if not equipped with electric-proof tools and attires. They are prone to burns, shocks, etc.
• Lifting equipment: Workers usually have to deal with heavy metal objects and lifting equipment is not inspected or maintained then they are at risk of a fatal accident
• Maintenance of working and walking surfaces: Slippery working surfaces, sharp tools and nails scattered on working surface, slip and trip, uneven and potholed are some potential hazard that may cause an accident
• Dust: It potential risk for the workers specially working in woodworking or iron industries

5) Mention what are the precaution measures taken by the repair and maintenance worker at working site?

The precaution measures taken at the working site is

• Overhead and side clearances are adequate to permit the safe operation of the lift truck
• Aisles, floors and passageways should be kept clear and free of hazards
• To avoid the accumulation of vapours from the refueling and operation of its lift trucks, workplace should be adequately ventilated

6) What care has to be taken care when doing gas welding?

While doing gas welding worker should

• Should wear proper protective before doing gas welding
• Valve protection caps should be in a secured place
• When cutting is done, they should be secured on a pallet or springboard
• Cylinder should be transported in a vertical situation
• For lifting cylinders, valve protection caps shall not be used for lifting from one vertical position to another
• Oxygen and fittings shall be kept away from oil or grease
• Any faulty or defective equipment should be reported to the supervisor

7) How can one become a general maintenance worker?

To become general maintenance worker the individual should learn some basic skills in high school or technical classes, community college or postsecondary trade of vocational schools. Student aspire to become maintenance worker can also observe and learn maintenance skill.

8) While doing welding what are the safety measures that worker should follow?

While doing welding, workers should follow the rules like

• Respirator or welders mask: Use mask or respirators as per your projects, match the filter to the types of metals and coatings used
• Ventilation: Welding area should have proper ventilation; improper ventilation can cause “plume poisoning.”
• Clean and tidy area: Make sure the area you working is clean and check for any leaks
• Storage: Flammable substance should be kept in a proper storage locker
• Eye protection: Eye protection can protect against injuries due to debris and the effects of the ultraviolet light
• Fire protection: The sparks from welding can set fire, proper fire extinguisher should be kept in reach of the welding area
• Protective clothing: Body parts like hands and legs should be a cover with protective and clothes which can bear heat and spark emitted from the welding

9) What are the factors that can lead to the psychological risks and stress?

Psychological risk arises from

• Excessive workloads
• Psychological harassment by third party
• Conflicting demand and lack of communication
• Lack of role clarity
• Lacking decision-making skill
• Poorly managed organization
• Working in overtime

10) What does the carpentry maintenance worker do?

Carpentry maintenance worker does many things like

• Assist in measuring, marking and arranging materials according to blue-print
• Cuts and shapes materials such as wood, fiberglass and drywall manually as well as with power tools
• Assists with the repairing and constructing miscellaneous items of the wooden structure
• Assisting with replacing of floors, wall sidings, doors, etc.
• Installation of partitions, doors and walls
• Assisting with the erection of scaffolding
• Inspect wooden structure and build forms for pouring concrete

11) Mention what are the duties of a construction maintenance worker?

• Inspect the structures and identify the cause of the problem
• Fix the broken parts and giving final finishing touch to repair and construct repairs
• Sound knowledge of using hand and power tools like wrenches, hammers and screwdrivers
• Repair and maintain system that control the temperature
• Monitor the work orders and repair jobs accordingly
• Read catalogs, blueprints and manuals
• Check prices with suppliers
• Estimate costs of a job
• Do almost all types of maintenance work

12) Mention what are the tools used by road maintenance worker?

Tools used by road maintenance worker are

• Swiss hammer
• Drills
• Jackhammers
• Road-rollers
• Epoxy guns
• Chain drags
• Pressure washers
• Sand blasters, Saws, etc.