Share Email Facebook Twitter LinkedIn Drainage Design: Calculate Quantities (Video) View this video to learn about calculating quantities for draining networks. Video Player is loading.PlayPlayMuteCurrent Time 0:00/Duration 1:04Loaded: 0%0:00Progress: 0% Playback Rate2x1.5x1.25x1x, selected0.5x1xDescriptionsdescriptions off, selectedCaptionscaptions off, selectedEnglish Captions ChaptersAudio TrackFullscreenThis is a modal window. Parent topic: InfraWorks Video Library