HIGHWAY ENGINEERING QUIZ

If an ascending gradient of 1 in 50 meets a descending gradient of 1 in 50, the length of summit curve for a stopping sight distance of 80 m will be

zero

64m

60m

80m

TRUE ANSWER : ?
YOUR ANSWER : ?

Los Angeles testing machine is used to conduct

Impact test

Abrasion test

Crushing strength test

Attrition test

TRUE ANSWER : ?
YOUR ANSWER : ?

Most suitable material for highway embankments is

silts

organic soil

granular soil

clays

TRUE ANSWER : ?
YOUR ANSWER : ?

If the group index value of subgrade is between 5 and 9, then the subgrade is treated as

good

very poor

poor

fair

TRUE ANSWER : ?
YOUR ANSWER : ?

The ductility value of bitumen for suitability in road construction should not be less than

30 cm

50cm

20 cm

10 cm

TRUE ANSWER : ?
YOUR ANSWER : ?

The aggregates required for one kilometer length of water bound macadam road per meter width and for 10 mm thickness is

12 cubic meter

8 cubic meter

15 cubic meter

10 cubic meter

TRUE ANSWER : ?
YOUR ANSWER : ?

If aggregate impact value is 20 to 30 percent, then it is classified as

strong

unsuitable for road surfacing

satisfactory for road surfacing

exceptionally strong

TRUE ANSWER : ?
YOUR ANSWER : ?

Desire lines are plotted in

traffic volume studies

origin and destination studies

speed studies

accident studies

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following turnouts is most commonly used for goods train on Indian Railways ?

1 in 16

1 in 20

1 in 12

1 in 8’/2

TRUE ANSWER : ?
YOUR ANSWER : ?

In case of hill roads, the extra widening is generally provided

fully on the inner side of the curve

one-fourth on inner side and three-fourth on outer side of the curve

fully on the outer side of the curve

equally on inner and outer sides of the curve

TRUE ANSWER : ?
YOUR ANSWER : ?

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