The shape of the camber, best suited for cement concrete pavements, is elliptical straight line combination of straight and parabolic parabolic TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following methods is preferred for collecting origin and destination data for a small area like a mass business center or a large intersection ? return postcard method home interview method license plate method road side interview method TRUE ANSWER : ? YOUR ANSWER : ?
With increase in speed of the traffic stream, the maximum capacity of the lane decreases first increases and then decreases after reaching a maximum value at optimum speed first decreases and then increases after reaching a minimum value at optimum speed increases TRUE ANSWER : ? YOUR ANSWER : ?
The most economical lighting layout which is suitable for narrow roads is Single side lighting Staggered system Central lighting system None of these TRUE ANSWER : ? YOUR ANSWER : ?
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 60m 80m zero 64m TRUE ANSWER : ? YOUR ANSWER : ?
In case of hill roads, the extra widening is generally provided fully on the inner side of the curve fully on the outer side of the curve equally on inner and outer sides of the curve one-fourth on inner side and three-fourth on outer side of the curve TRUE ANSWER : ? YOUR ANSWER : ?
If aggregate impact value is 20 to 30 percent, then it is classified as unsuitable for road surfacing satisfactory for road surfacing exceptionally strong strong TRUE ANSWER : ? YOUR ANSWER : ?
When the bituminous surfacing is done on already existing black top road or over existing cement concrete road, the type of treatment given is Spray of emulsion Seal coat Tack coat Prime coat TRUE ANSWER : ? YOUR ANSWER : ?
The most suitable equipment for compacting clayey soils is a sheep foot roller smooth wheeled roller pneumatic tyred roller vibrator TRUE ANSWER : ? YOUR ANSWER : ?
With increase in speed of the traffic stream, the minimum spacing of vehicles first increases and then decreases after reaching a maximum value at optimum speed decreases first decreases and then increases after reaching a minimum value at optimum speed increases TRUE ANSWER : ? YOUR ANSWER : ?