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Live Examination -Highway and concrete (16-03-2019 to 17-03-2019)

Quiz by Wincentre Classes

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10 questions
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  • Q1
    A concrete having a slump of 70 mm is termed as
    plastic
    flowing
    dry
    semiplastic
    30s
  • Q2
    Minimum period before striking vertical form work to columns
    1 day
    9 day
    3 day
    8 day
    30s
  • Q3
    Process by which a finisher performs by cutting off excess wet concrete to bring the top surface of a slab to the proper grade and smoothness is known as
    Rodding
    Tamping
    screening
    screeding
    30s
  • Q4
    M15 grade of concrete corresponds to
    1:3:6mix
    1:4:8 mix
    1:2:4 mix
    1:1.5:3 mix
    30s
  • Q5
    Size of screenings used in WBM
    12.5 to 10mm
    15 to 20mm
    20 to 25mm
    5 to 10mm
    30s
  • Q6
    The application of a small quantity of bituminous material on an existing pavement that is to be overlaid to ensure a thorough bond between the old and new pavement
    prime coat
    Tack coat
    surface dressing
    grouting
    30s
  • Q7
    speed limit is a
    cautionary sign
    mandatory sign
    informatory sign
    none of these
    30s
  • Q8
    The IRC has specified the maximum water absorption of ............ for aggregates used in bituminous surface dressing.
    2%
    1%
    12%
    1.5%
    30s
  • Q9
    The desirable ductility value of bitumen should not be less than
    25cm
    50cm
    40cm
    35cm
    30s
  • Q10
    Limiting gradient provided for plain or rolling terrain
    5%
    6.7%
    3.3%
    4%
    30s

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