To completely capture linear flow travelling along a gutter perpendicular to a curb inlet, the inlet must be of width<ref>Chin (2102), Water-Resources Engineering (3rd Edition), ISBN-13: 978-0132833219</ref>::
To completely capture linear flow travelling along a gutter perpendicular to a curb inlet, the inlet must be of width<ref>Chin, D.A. (2012), Water-Resources Engineering (3rd Edition), ISBN-13: 978-0132833219</ref>::