The critical combination of stresses for corner region in cement concrete roads is Load stress + warping stress + frictional stress Load stress + warping stress Load stress + frictional stress Load stress + warping stress frictional stress TRUE ANSWER : ? YOUR ANSWER : ?
Group index method of design of flexible pavement is A theoretical method A semi empirical method An empirical method based on strength characteristics of sub-grade soil An empirical method based on physical properties of sub-grade soil TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is known as design capacity ? theoretical capacity basic capacity possible capacity practical capacity TRUE ANSWER : ? YOUR ANSWER : ?
For highway geometric design purposes the speed used is 15th percentile 50 “”percentile 98 “”percentile 85th percentile TRUE ANSWER : ? YOUR ANSWER : ?
The minimum design speed for hairpin bends in hill roads is taken as 30 kmph 40 kmph 50 kmph 20 kmph TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following turnouts is most commonly used for goods train on Indian Railways ? 1 in 16 1 in 8’/2 1 in 12 1 in 20 TRUE ANSWER : ? YOUR ANSWER : ?
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 3 7 0 5 TRUE ANSWER : ? YOUR ANSWER : ?
A traffic rotary is justified where number of intersecting roads is between 4 and 7 when traffic volume is less than 500 vehicles per hour space is limited and costly when traffic volume is more than 5000 vehicles per hour TRUE ANSWER : ? YOUR ANSWER : ?
The diagram which shows all important physical conditions of an accident location like roadway limits, bridges, trees and all details of roadway conditions is known as pie chart spot maps condition diagram collision diagram TRUE ANSWER : ? YOUR ANSWER : ?
The method of design of flexible pavement as recommended by IRC is CBR method Benkelman beam method Westergaard method group index method TRUE ANSWER : ? YOUR ANSWER : ?