Los Angeles testing machine is used to conduct
A). Abrasion test
B). Impact test
C). Attrition test
D). Crushing strength test
The group index for a soil, whose liquid limit is 40 percent, plasticity index is 10 percent and percentage passing 75 micron IS sieve is 35, is
A). 0
B). 3
C). 5
D). 7
Select the correct statement.
A). Traffic volume should always be more than traffic capacity.
B). Traffic capacity should always be more than traffic volume.
C). Spot speed is the average speed of a vehicle at a specified section.
D). 85th percentile speed is more than 98th percentile speed.
A traffic rotary is justified where
A). number of intersecting roads is between 4 and 7
B). space is limited and costly
C). when traffic volume is less than 500 vehicles per hour
D). when traffic volume is more than 5000 vehicles per hour
In soils having same values of plasticity index, if liquid limit is increased, then
A). Compressibility and permeability decrease and dry strength increases
B). Compressibility, permeability and dry strength decrease
C). Compressibility, permeability and dry strength increase
D). Compressibility and permeability increase and dry strength decreases