Building Tools and Equipments

Question 1

Answer 1

Bolster

Bolster is like chisel but it is used to cut bricks. Its cutting edge is wider than the width of brick. It is useful for accurate cutting of bricks.

Question 2

Answer 2

Boning Rods

Boning rods are made of wood and they are T shape. They are used to level the excavated trench throughout its length. Minimum three boning rods are used to level the trench surface.

Question 3

Answer 3

Brick Hammer

Brick hammer is used to cut the bricks and also used to push the bricks if they come out of the course line.

Question 4

Answer 4

Bump Cutter

Bump cutter is used to level the concrete surfaces like concrete floors, foundations etc. It is also called screed.

Question 5

Answer 5

Chain Lewis and Pin Lewis

Chain lewis and pin lewis are two different tools which are used to lift heavy stones especially in the construction of stone masonry.

Question 6

Answer 6

Chisel

Chisel is generally used in wood work and this must be useful to remove the concrete bumps or excess concrete in hardened surface.

Question 7

Answer 7

Circular Saw

Circular saw used to cut the wood boards, frames etc. It is used when accurate cutting is required in less time. It is safer than hand saw.

Question 8

Answer 8

Concrete Mixer

Concrete mixer is machine which mixes the ingredients water, fine aggregate, coarse aggregate and cement to deliver the perfectly mixed concrete.

Question 9

Answer 9

Crowbar

Crowbar is used for digging the ground and to remove the roots of trees in the ground, nails etc.

Question 10

Answer 10

Digging Bar

Digging bar is solid metal rod with pin shape at the bottom. It is also used to dig the hard surfaces of ground.

Question 11

Answer 11

rill Machine

Drill machine is used to make holes in the walls, slabs, doors, window frames etc.

Question 12

Answer 12

End Frames

Their use is similar to the line and pins. But instead of pins, L shaped frames are used at the end of thread which hold the brick work effectively and level the alignment accurately.

Question 13

Answer 13

Float

Float is made of wood which is used to smoothen the plastered concrete surface. It contains handle on its top and smooth wooden surface on its bottom.

Question 14

Answer 14

Gloves

Gloves are required to prevent the hands from direct contact with cement, paints etc. and to avoid injury while using machines, tools etc.

Question 15

Answer 15

Hand Saw

Hand saw is used to cut the wood materials like doors, windows, slab panels etc.

Question 16

Answer 16

Head Pan

Head pan is made of iron which is used to lift the excavated soil or cement or concrete to the working site etc. it is more commonly used in construction sites.

Question 17

Answer 17

Hoe

Hoe is also used to excavate the soil but in this case the metal plate is provided with acute angle to the wooden handle.

Question 18

Answer 18

ack Plane

Jack plane is used in the wood work to smoothen the surface of doors and windows etc.

Question 19

Answer 19

Ladder is also required in construction works. To check slab work, to transport material to the higher floors, to paint the walls etc.

Question 20

Answer 20

Line and Pins

Line and pins consists a thread whose ends are connected with two solid metal rods with pin points. It is used to level the alignment of brick course while brick laying.

Question 21

Answer 21

Mason’s Square

Mason’s square is used to achieve perfect right angle at the corner of masonry wall. It is “L” shape. First course is laid properly using Mason’s square then based on the first, remaining layers of bricks are set out.

Question 22

Answer 22

Measuring Box

Measuring box is used to measure the quantity of sand and aggregate used for making concrete. It is of fixed dimensions so, aggregate need not to be weighted for every time. The general dimensions of a measuring box are 300mm X 300mm X 400mm (length x width x depth).

The volume of measuring box is generally 1 Cubic Feet, which makes it easy to measure concrete ratio or mortar ratio.

Question 23

Answer 23

Measuring Tape

Measuring tape is used to check the thickness, length, widths of masonry walls, foundation beds, excavated trenches etc.

Question 24

Answer 24

Measuring Wheel

Measuring wheel is used to measure the distances or lengths. It contains a wheel of known diameter, which record the no.of complete revolutions from which the distance can be measured. It makes the work easier.

Question 25

Answer 25

Pick Axe Pick axe is used to excavate the soil. It is more suitable for hard soil which is quite difficult to dig with spade or hoe.

Question 26

Answer 26

Plumb Bob Plumb bob is used to check the verticality of structures. It contains a solid metal bob connected to the end of a thread. It is also used inn surveying to level the instrument position.

Question 27

Answer 27

Plumb Rule Plumb rule is used to check the vertical line of wall whether it is perfect vertical or not. It contains a straight wood board with uniform edges. On its center a groove is provided in which plumb bob is situated. When the rule is placed vertically with the wall the plumb bob should be in the groove line otherwise the wall will not be vertical.

Question 28

Answer 28

Polisher Polisher is used to smoothen the surface of tiles, wood works etc. The smoothening makes them shine and the process is called polishing.

Question 29

Answer 29

Putty Knife Putty knife is used level the putty finishing and also used to reduce the thickness of finish when it is more thick.

Question 30

Answer 30

Earth Rammer After the excavation of ground, the lower surface may be uneven. To level the surface earth rammer is used. It contains big square shaped block at its end with which the ground is leveled.

Question 31

Answer 31

Rubber Boots During construction works, legs may damage due to contact with chemical materials like cement or physical accidents. So, for safety rubber shoes are required.

Question 32

Answer 32

Sand Screen Machine The fine aggregate used in concrete should not contain impurities or coarse particles. The sand screen machine is used to screen the sand or fine aggregate before mixing it with concrete. This screen is also used for screening fine sand for plastering work.

Question 33

Answer 33

Scratchers Plastering of a surface is carried out layer wise. Minimum 2 coats are necessary for plastering. To provide the good bond between the coats, bottom layer is scratched with a tool called scratchers.

Question 34

Answer 34

Sledge Hammer Sledge hammer is used when the ground is hard and contains rock layers. A large weighted metal head is provided at the wooden handle with which hard layers can be cracked, which makes easy for digging.

Question 35

Answer 35

Spade Spade is used to dig the soil for foundation trenches etc. It contains metal plate at the end of long wooden handle.

Question 36

Answer 36

Spirit Level Spirit level is made of wood or hard plastic with bubble tube in the middle. The bubble tube is filled with alcohol partially. So, the air bubble is formed in it. Spirit level is used in brick masonry to check the level of the surface. The spirit level is placed on surface and bubble is checked. The surface is leveled when the bubble in the tube settles at middle of tube.

Question 37

Answer 37

Tile Cutter Tile cutter is used to cut the tiles. Sometimes, normal tile size is larger than required at the corners where floor meets the wall in that case tile cutter is useful.

Question 38

Answer 38

Trowel Trowel is used to lift and apply the cement mortar in small quantities. It is made of steel and wooden handle is provided for holding. The ends of trowel may be pointed or bull nosed.

Question 39

Answer 39

Vibrator Vibrator is used to compact the concrete by this the air gaps are filled with water and workability varies without adding water to it.

Question 40

Answer 40

Wedge Wedge is a small hard metal blade which is used to cut the rock surfaces with the help of sledge hammer.

Question 41

Answer 41

Wheel Barrow Wheel barrow is used to transport bulk weights of materials like cement, sand, concrete mix etc. it contains one or two wheels at its front and two handles at its back which are used to push the wheel barrow.

Question 42

Classification of COnstruction Equipments

Answer 42

Question 43

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