Civil Engineering MCQs

Page No. 279

Percentage of free carbon in bitumen is______________?


a more than that in tar


b less than that in tar


cequal to that in tar


dnone of the above



If aggregate impact value is 20 to 30 percent, then it is classified as_______________?


a exceptionally strong


bstrong


csatisfactory for road surfacing


dunsuitable for road surfacing



Which of the following tests measures the toughness of road aggregates ?


acrushing strength test


bcrushing strength test


cimpact test


d shape test


View Answer impact test

The direct interchange ramp involves____________?


adiverging to the right side and merging from left


bdiverging to the left side and merging from right


c diverging to the right side and merging from right


d diverging to the left side and merging from left



Los Angeles testing machine is used to conduct______________?


aabrasion test


b impact test


cattrition test


dcrushing strength test


View Answer abrasion test

In soils having same values of plasticity index, if liquid limit is increased, then_____________?


acompressibility and permeability decrease and dry strength increases


bcompressibility, permeability and dry strength decrease


ccompressibility, permeability and dry strength increase


dcompressibility and permeability increase and dry strength decreases



The most economical lighting layout which is suitable for narrow roads is_______________?


asingle side lighting


bstaggered system


ccentral lighting system


dnone of the above



When the width of kerb parking space and width of street are limited, generally preferred parking system is________________?


aparallel parking


b45° angle parking


c65° angle parking


d90° angle parking


View Answer parallel parking

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________________?


acircular


btangent


celliptical


dturbine


View Answer tangent

A traffic rotary is justified where______________?


anumber of intersecting roads is between 4 and 7


b space is limited and costly


cwhen traffic volume is more than 5000 vehicles per hour


dwhen traffic volume is more than 5000 vehicles per hour



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