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List of top Services and Infrastructure Questions on Storm water drainage system: Principles, Planning, Design

A rectangular open concrete drainage channel has base width of 3 m and flow depth of 1.5 m. The channel bed slope is 0.001. If the Manning's roughness coefficient of concrete used in this channel is 0.018, then the average flow velocity of this channel (in m/s) is (rounded off to two decimal places).
  • GATE AR - 2026
  • GATE AR
  • Services and Infrastructure
  • Storm water drainage system: Principles, Planning, Design
Select the parameter(s) required for determining peak rates of runoff using the Rational formula.
  • GATE AR - 2023
  • GATE AR
  • Services and Infrastructure
  • Storm water drainage system: Principles, Planning, Design

The hydraulic radius of the given rectangular open drainage section (in mm, rounded off to two decimals) is \(\underline{\hspace{2cm}}\).

  • GATE AR - 2022
  • GATE AR
  • Services and Infrastructure
  • Storm water drainage system: Principles, Planning, Design
The two components for measuring time of concentration for storm water are:
  • GATE AR - 2021
  • GATE AR
  • Services and Infrastructure
  • Storm water drainage system: Principles, Planning, Design