Highway Engineering

151. Longitudinal pavement lines marked broken in white paint

1. Are for the guidance of the drivers
2. Are not to be crossed over
3. May be crossed over at the discretion of the driver
4. All the above

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152. Los Angeles testing machine is used to conduct

1. Abrasion test
2. Impact test
3. Attrition test
4. Crushing strength test

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153. Maximum daily traffic capacity of bituminous pavements is

1. 500 tonnes per day
2. 1000 tonnes per day
3. 1500 tonnes per day
4. 2000 tonnes per day

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154. Maximum number of passenger cars that can pass a given point on a road during one hour under the most ideal road way and traffic conditions, is known as

1. Traffic density
2. Basic capacity of traffic lane
3. Possible capacity of traffic lane
4. All the above

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155. Maximum number of vehicles can be parked with

1. Parallel parking
2. 30° angle parking
3. 45° angle parking
4. 90° angle parking

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156. Maximum number of vehicles that can pass a given point on a lane during one hour without creating unreasonable delay, is known as

1. Traffic density of lane
2. Basic capacity of lane
3. Probable capacity of lane
4. Practical capacity of lane

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157. Maximum super-elevation on hill roads should not exceed

1. 5 %
2. 7 %
3. 8 %
4. 10 %

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158. Minimum number of 50 kg cement bags per cubic metre of concrete for a mix corresponding to crushing strength 280 kg/cm2 at 28 days, are

1. 5
2. 6.5
3. 7
4. 7.5

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159. Minimum permissible speed on high speed roads, is decided on the basis of

1. 15 percentile cumulative frequency
2. 20 percentile cumulative frequency
3. 30 percentile cumulative frequency
4. 40 percentile cumulative frequency

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160. Minimum radius of a simple circular curve deflecting through 5°, is

1. 1618.9 m
2. 1816.9 m
3. 1718.9 m
4. 1817.9 m

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