n.1.A cistern or vault at the point where a street gutter discharges into a sewer, to catch bulky matters which would not pass readily through the sewer.
References in periodicals archive ?
Dilks says the site was generally flat but was graded at 1 percent to help direct water away from the piles of recyclable metals and toward the nine catch-basin drains collecting runoff.
To do that, he keeps the total velocity among all the catch-basin drains at less than 2 feet per second.