The critical combination of stresses for corner region in cement concrete roads is Load stress + frictional stress Load stress + warping stress + frictional stress Load stress + warping stress Load stress + warping stress frictional stress TRUE ANSWER : ? YOUR ANSWER : ?
The effect of grade on safe overtaking sight distance is 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 TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following devices is used to transfer the wagons or locomotives to and from parallel tracks without any necessity of shunting ? scotch block traverser triangle turntable TRUE ANSWER : ? YOUR ANSWER : ?
Compared to a level surface, on a descending gradient the stopping sight distance is more dependent on the speed less same TRUE ANSWER : ? YOUR ANSWER : ?
With increase in speed of the traffic stream, the minimum spacing of vehicles first decreases and then increases after reaching a minimum value at optimum speed increases decreases first increases and then decreases after reaching a maximum value at optimum speed TRUE ANSWER : ? YOUR ANSWER : ?
When a number of roads are meeting at a point and only one of the roads is important, then the suitable shape of rotary is elliptical tangent turbine circular TRUE ANSWER : ? YOUR ANSWER : ?
The maximum limit of water absorption for aggregate suitable for road construction is 0.8 % 0.6 % 1.0 % 0.4 % TRUE ANSWER : ? YOUR ANSWER : ?
Bitumen of grade 80/100 means its penetration value is 8 to 10 mm its penetration value is 8 to 10 cm its penetration value is 10 mm its penetration value is 8 mm TRUE ANSWER : ? YOUR ANSWER : ?
Group index method of design of flexible pavement is An empirical method based on physical properties of sub-grade soil A theoretical method A semi empirical method An empirical method based on strength characteristics of sub-grade soil TRUE ANSWER : ? YOUR ANSWER : ?
The rail is designated by its length weight per unit length cross-section weight TRUE ANSWER : ? YOUR ANSWER : ?