Deck 2: Road Design and Construction Techniques

Question 1

What will be the design load for bridges and culverts on National Highway?

A)i.r.c. class-d loading
B)i.r.c. class-c loading
C)i.r.c. class-a loading
D)i.r.c. class-b loading

Answer 1

i.r.c. class-a loading

Question 2

Hard, rough and durable granite stone ballast______________        gauge, shall be used.

A)100 mm
B)20 mm
C)1mm
D)60mm

Answer 2

60mm

Question 3

These are important roads within a district connecting areas of production with markets and connecting them with the State Highways & National Highways and are maintained by the State PWD?

A)state highway
B)national highway
C)district road
D)rural road

Answer 3

district road

Question 4

What will be the maximum superrelevation in hills on Major District roads?

A)4 in 30
B)1 in 10
C)1 in 4
D)1 in 60

Question 5

What will be the ruling gradient in hills on "Other district roads"?

A)1 in 20
B)1 in 5
C)1 in 10
D)1 in 3

Question 6

What will be the minimum visibility at vertical curves on National Highway?

A)130 m
B)200 m
C)20 m
D)100 m

Question 7

What will be the width of metalled surface single lane on Major District road?

A)1.70 m
B)3.70 m
C)0.70 m
D)10 m

Question 8

Subgrade shall be well consolidated and compacted each with a camber of 1 in 60.

Question 9

First coat of bituminous painting shall be with stone ballast no.3 and stone grit of 20 mm gauge at 220 kg of asphalt and 1.35 cu m of stone grit per 100 sq. m.

Question 10

If subgrade is soft or weak, a thick sub- base of cheap and inferior materials well compacted should be used.

Question 11

Laying and consolidation shall be done during dry season.

Question 12

Stone grits used for 1st coat and 2nd surface painting may be precoated in advance with advance with bitumen.

Question 13

As soon as sufficient length of premix has been laid, rolling should be started with 2 to 4 tonne roller.

Question 14

Which authority is responsible for national highway?

A)local governments and municipalities
B)panchayats, jry and pmgsy
C)public works department of state/union territory
D)ministry of road transport and highways

Question 15

A structure that allows water to flow under a road, railroad, trail, or similar obstruction from one side to the other side is called as

A)drainage
B)bridges
C)tunnel
D)culverts

Question 16

A structure that carries water above land is known as an______________                

A)aqueduct
B)aquedant
C)over surface
D)outland

Question 17

If the span of crossing is greater than 12 feet (3.7 m), the structure is termed as bridge and otherwise is culvert.

Question 18

Construction or installation at a culvert site generally results in disturbance of the site soil.

Question 19

Box culverts can be defined as a passage for water over a natural ground having a deck slab over it as path way for vehicles.

Question 20

An______________        culvert is normally a low profile culvert. It allows them to be installed without disturbing the causeway as it will span over the entire drainage width.

A)box
B)rectangle
C)arch
D)circular

Question 21

Prestressed concrete although it is water tight, it is not______________          

A)gas tight
B)liquid tight
C)vapour tight
D)material tight

Question 22

In the case of large tanks, the base slabs is subdivided by______________          

A)water
B)joints
C)scale
D)lines

Question 23

The nominal reinforcement provided for floor slabs stipulated by Indian standard code is not less than?

A)0.5
B)0.7
C)0.15
D)0.8