Deck 2: Construction Structures and Equipment

Question 1

______ are the cofferdams which can be lifted, floated and placed in another position as soon as its purpose is served.

A)Suspended cofferdam
B)Double wall cofferdam
C)Dike cofferdam
D)Single wall cofferdam

Answer 1

Suspended cofferdam

Question 2

a _____ is define as a structure which is sunk through ground or water to exclude water and semi fluid material during the process of excavation of foundations.

A)Cofferdam
B)Caisson
C)Well
D)Pit

Answer 2

Caisson

Question 3

the ______ is suitable for caissons of open well type.

A)Steel
B)Timber
C)Reinforced cement concrete
D)Cast-iron

Answer 3

Cast-iron

Question 4

the ______ is suitable for caisson shoes.

A)Reinforced cement concrete
B)Cast iron
C)Timber
D)Steel

Question 5

the ______ is found to be the most suitable material for the construction of caisson.

A)Timber
B)Cast iron
C)Steel
D)RCC

Question 6

the ______ was used as a material for the construction of caisson in the early stages of development of caisson.

A)Steel
B)Timber
C)Cast iron
D)RCC

Question 7

a _____ caisson is open at top and closed at bottom.

A)Wells
B)Pneumatic caissons
C)Cylinders
D)Box caissons

Question 8

a ______ is a caisson which is open at top as well as at bottom.

A)Well
B)Box caisson
C)Pneumatic caissons
D)Cofferdam

Question 9

a _____ are open at bottom and closed at top.

A)Cylinders
B)Wells
C)Box caissons
D)Pneumatic caissons

Question 10

which the given method is used for dewatering of the foundation trenches.

A)Deep boring
B)Geophysical method
C)Well point system
D)Analytical method

Question 11

in case of releasing artesian pressure, which precaution should be taken when the system of well points is adopted.

A)Pumping rate
B)Air locks
C)Duplication of pumps
D)Blowing action

Question 12

the organic chemicals include epoxy resin, polyester resin and other resins are used in which method of dewatering of the foundation trenches.

A)Well point system
B)Cement grouting
C)Chemical grouting
D)Electro osmosis process

Question 13

from given below, which method for the dewatering of foundation trenches is portable and can be easily moved when required.

A)Pumping
B)Well point system
C)Freezing process
D)Electro osmosis process

Question 14

in which method a refrigeration plan of required capacity is need to be installed near the site of work.

A)Pumping
B)Well point system
C)Freezing process
D)Electro osmosis process

Question 15

______ process consists of making a number of holes in the ground and then filling these holes by the cement grout under pressure.

A)Chemical grouting
B)Cement grouting
C)Freezing process
D)Electro osmosis process

Question 16

the formwork from the sides of beams can be removed only after

A)1 day
B)4 days
C)7 days
D)14 days

Question 17

the form work from the underside of slabs, can be removed only after

A)1 day
B)4 days
C)7 days
D)14 days

Question 18

the arrangement of supporting an existing structure by providing supports underneath, is known as

A)Shoring
B)Underpinning
C)Jacking
D)Piling

Question 19

a temporary rigid structure having platforms to enable masons to work at different stages of a building, is known as

A)Scaffolding
B)Dead shore
C)Raking shore
D)Underpinning

Question 20

pyramid is a type of ______ structure.

A)Triangulated
B)Massive
C)Pneumatic
D)Framed

Question 21

Pneumatic structure contains:

A)Metal
B)Water
C)Wood
D)Compressed air

Question 22

_______ is a self-propelled machine which is used mainly to exert a powerful tractive force for pulling other machines.

A)Tractor
B)Bulldozer
C)Angle dozer
D)Scraper

Question 23

a ______ is a very useful equipment and it can be used for construction work like to clear the site of work, to make the land level, etc.

A)Scraper
B)Grader
C)Excavator
D)Bulldozer

Question 24

the size of the bulldozer is indicated by the dimension of its ______

A)Site
B)Tyre
C)Engine
D)Blades

Question 25

a______ can be used on wet ground and in all conditions of weather.

A)Grader
B)Scraper
C)Escalator
D)Bulldozer