Question: The suitable surfacing material for a bridge deck slab is________________?

• 1. sheet asphalt
• 2. bituminous carpet
• 3. mastic asphalt
• 4. rolled asphalt

Question: The thickness of bituminous carpet varies from__________________?

• 1. 20 to 25 mm
• 2. 50 to 75 mm
• 3. 75 to 100 mm
• 4. 100 to 120 mm

Question: Select the correct statement________________?

• 1. Quantity of binder required for tack coat is less than that required for prime coat
• 2. Prime coat treatment is given for plugging the voids in water bound macadam during bituminous road construction
• 3. Seal coat is the final coat over certain previous bituminous pavements
• 4. A bitumen primer is a high viscosity cutback

Question: Which of the following is considered to be the highest quality construction in the group of black top pavements ?

• 1. mastic asphalt
• 2. sheet asphalt
• 3. bituminous carpet
• 4. bituminous concrete

Question: Which of the following represents a carpet of sand-bitumen mix without coarse aggregates ?

• 1. mastic asphalt
• 2. sheet asphalt
• 3. bituminous carpet
• 4. bituminous concrete

Question: The drain which is provided parallel to roadway to intercept and divert the water from hill slopes is known as_______________?

• 1. sloping drain
• 2. catchwater drain
• 3. side drain
• 4. cross drain

Question: In hill roads the side drains arc provided________________?

• 1. only on the hill side of road
• 2. only on the opposite side of hill
• 3. on both sides of road
• 4. none of the above

Question: The minimum design speed for hairpin bends in hill roads is taken as_______________?

• 1. 20 kmph
• 2. 30 kmph
• 3. 40 kmph
• 4. 50 kmph

Question: In highway construction on super elevated curves, the rolling shall proceed from_________________?

• 1. sides towards the centre
• 2. centre towards the sides
• 3. lower edge towards the upper edge
• 4. upper edge towards the lower edge

Question: The camber for hill roads in case of bituminous surfacing is adopted as________________?

• 1. 2%
• 2. 2.5%
• 3. 3%
• 4. 4%