HIGHWAY ENGINEERING QUIZ

3.8 NV”2

3.8 (NV3)”2

0.38 (NV3)”2

0.38 N V3/2

30 cm

10 cm

20 cm

50cm

vibrator

smooth wheeled roller

pneumatic tyred roller

sheep foot roller

to increase it on both descending and ascending grades

to increase it on descending grades and to decrease it on ascending grades

to decrease it on both descending and ascending grades

to decrease it on descending grades and to increase it on ascending grades

Premixed with aggregates and then spread

Sprayed before the aggregates are spread and compacted

Sprayed after the aggregates are spread and compacted

None of these

greater than b/2h and also greater than coefficient of lateral friction

less than b/2h and also less than co-efficient of lateral friction

less than b/2h and greater than co-efficient of lateral friction

greater than b/2h and less than co-efficient of lateral friction

its penetration value is 8 to 10 cm

its penetration value is 8 to 10 mm

its penetration value is 8 mm

its penetration value is 10 mm

Load stress + warping stress + frictional stress

Load stress + warping stress

Load stress + frictional stress

Load stress + warping stress frictional stress

75 mm

165 mm

140 mm

90 mm

red

yellow

white

green